180 Commits

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000ad89798 New translations dcr-toml.mdx (Ukrainian)
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84 changed files with 3164 additions and 727 deletions

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@@ -8,8 +8,11 @@ sidebar_label: Introduction
<summary>Quick reference</summary>
```bash
# Installation
curl -fsSL https://dcr.dexoron.su/install.sh | sh
# Installation (dcrup)
curl -fsSL https://sh.dcr-tool.ru | sh -s -- self-install
export PATH="$HOME/.dcr/bin:$PATH"
dcrup install stable # auto: cf → gh → sf → ya
# dcrup install stable --mirror cf # CloudFlare / GitHub / SourceForge / Yandex
# Create a project
dcr new my-app
@@ -51,8 +54,9 @@ dcr gen vscode
* **Incremental builds** — mtime + `.d` headers + SHA256 fingerprint
* **Parallel compilation** — thread::scope, atomic task queue
* **4 backends** — gcc/clang, MSVC/clang-cl, GAS (ARM), NASM (x86)
* **7 project kinds** — bin, staticlib, sharedlib, efi, elf, none, custom
* **7 backends** — gcc/clang (unix_cc), MSVC/clang-cl (msvc), GAS, NASM, MASM, FASM, LLVM IR
* **8 project kinds** — bin, staticlib, sharedlib, efi, elf, none, custom, flat-bin
* **Disk images** — optional `[archive]` packs FAT12/16/32 images after build
* **Cross-compilation** — short names and full triples
* **Profiles** — debug / release with field overrides
* **Workspaces** — multi-package projects with topological sort

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@@ -4,6 +4,202 @@ sidebar_label: Changelog
# Changelog
## 0.9.1 (2026-09-13)
* **`pkg-config` dependencies** — declare `fmt = { pkg-config = "fmt" }` or multiple package names in `[dependencies]`; DCR applies `.pc` compiler/linker flags and records the resolved package in `dcr.lock`.
* **`dcr add` support for `pkg-config`** — easily add system package dependencies with `dcr add fmt pkg-config:fmt` or `dcr add openssl pkg:openssl,libcrypto`.
* **`dcr tree` & IDE integration** — `pkg-config` packages are marked in `dcr tree` and resolved into compiler flags in `dcr gen` (`compile_commands.json`).
* **Fixed `dcr new` in non-ASCII / spaced paths** — initializing projects from folders with non-ASCII characters or spaces no longer fails validation.
## 0.9.0 (2026-08-31)
* **Download mirrors in `dcrup`** — `--mirror auto|cf|gh|sf|ya` and `DCRUP_MIRROR`.
Default `auto` tries **cf → gh → sf → ya** (CloudFlare CDN, GitHub, SourceForge, Yandex CDN).
* **Complete Path/Git dependencies** — DCR packages from `path` and `git` are built before their consumer. Git sources are cached in `~/.dcr/git`, support `branch`/`tag`/`rev`, and record the exact commit in `dcr.lock`.
* **Build and prebuild modes** — `path` and `git` dependencies can build a DCR package from `dcr.toml` or link existing `include`/`lib`/`libs` artifacts; `mode = "build"` / `"prebuild"` selects explicitly when both forms are present.
* **Prebuilt dependency examples** — documentation now shows the `dcr-math-lib` Git repository and recommended build/prebuilt layouts for both `git` and `path`.
* **Transitive dependency builds and cycle reporting** — DCR recursively builds DCR packages and reports a clear dependency chain for cycles.
* **Bare path arguments for `dcr add`** — `dcr add mylib ../mylib` now works in addition to the explicit `path:` form.
* **Removed `install.sh` / `install.ps1` / `install_bsd.sh`** — superseded by `dcrup`.
## 0.8.5 (2026-08-08)
* **`package.dcr-version`** — optional CLI version pin in `dcr.toml`.
`dcr new` / `dcr init` write the current version. On config load:
* missing / empty pin → warn "add dcr-version";
* dcr older than pin → warn "update dcr";
* dcr newer than pin → warn "check changelog, update pin";
* equal → silent.
Commands do not fail, warning only (once per path per process).
## 0.8.4 (2026-08-04)
**Added:**
* **`.dcr/` directory** — shared machine-readable build facts for IDE integrations:
* `.dcr/compile_commands.json`
* `.dcr/build-info.json` (`schemaVersion`, `artifact_path`, `profile`, …)
* `.dcr/toolchain.json` (compiler/debugger paths, moc/uic/rcc)
* `.dcr/ide/` (placeholder for IDE lock files)
* **`dcr gen project-info`** — `target`, `target_dir`, `artifact_path`, `artifact_kind`, `source_roots`, `include_globs`, `exclude_globs`; absolute/canonical paths.
* **`dcr build --print-artifact-path`** — one absolute artifact path line on stdout after a successful build.
* **`dcr gen … --quiet` / `-q`** — suppress human success logs for gen subcommands.
* **`.clangd`** — created on first gen with `CompilationDatabase: .dcr` (`# managed by dcr gen`); custom `.clangd` is not overwritten.
* **Helpers** `canonicalize_path`, `atomic_write`, `ensure_dcr_dir`; pure `resolve_artifact_path` via `platform::*`.
* **`dcr new` / `dcr init`** — add `.dcr/` to `.gitignore`.
**Changed (breaking):**
* **`compile_commands.json` moved** from project root to **`.dcr/compile_commands.json`**.\
clangd discovers it via `.clangd` / `--compile-commands-dir=.dcr`.\
CLion and VSCode generators updated accordingly.
* **Atomic write** for compile_commands (tmp + rename).
* **`gen vscode` / `gen clion` launch/run** — use the same artifact path resolver as `project-info` / `build-info.json`.
**Fixed:**
* Launch configs no longer hardcode `target/\<profile>/\<name>` without the Linux triple segment.
* Symlink/mount roots: best-effort canonicalize for root and compile database paths.
## 0.8.3 (2026-08-03)
### Added
* **`dcr run -- \<args>...`** — cargo-style argument forwarding after a bare `--`\
(`dcr run --release -- --test_help`). Applies to direct binary runs and `[run].cmd`.
* **Tests** — host target section `ldflags` without CLI `--target`; run-arg forwarding; `split_double_dash` unit tests.
### Changed
* **Native builds resolve the host triple** — without `--target` / package `build.target`, host sections such as\
`[build.x86_64-unknown-linux-gnu]` apply again (`cflags` / `ldflags` / toolchain).\
Previously the target was empty and those sections were ignored while artifacts already used the host triple path.
* **Empty target** — no more `Unknown target ''` warning.
* **`dcr run --help` / man `dcr-run`** — document `--` forwarding.
### Fixed
* **Native artifact paths on Windows and macOS** — without an explicit `--target` / `build.target`, artifacts use `target/\<profile>`, so `dcr run` and flat-bin find the build output.
* Target-specific `ldflags` missing on native host builds (e.g. micro-lang + `libsct-elf`).
* Spurious empty-target warning.
## 0.8.2 (2026-07-22)
### Added
* **Compile progress `[N/M]`** — live TTY status line (`compile pkg v0.1.0 [12/41]`) so long mono-package builds do not look hung.
* **DCR status style** — fixed-width verbs: `project`, `compile`, `dep`, `ready`, `pack`, `done`, `run`.
* **Cargo feature `archive`** — optional FAT packing via `fatfs` (`cargo build --features archive`). Release CI builds with the feature; without it `[archive]` fails with a clear message.
* **Tests** — `flat_bin_nasm_build`, package `build.target` without CLI `--target`, stricter workspace `clean --all`.
* **CI expansion** — unit + integration on Linux/macOS/Windows, archive feature job, rust-cache, clippy default + all-features (see `.github/workflows/ci.yml`).
### Changed
* **No forced host triple from CLI** — without `--target`, package/member `build.target` is honored (bare-metal / ISO `post_steps` paths).
* **Relative include/lib flags** (`-I`, `-i`, `-isystem`, `-idirafter`, `-L`, `-T`) absolutized against the package root under workspace builds.
* **`dcr clean --all`** — no spam for members without a local `target/` (shared root `target/`).
* **`error` / `warn`** — red / yellow on stderr; CLI fully English (`Hint:`).
* **Help / man** — list `add`, `lint`, `setup`; unknown command exits with code 1.
* **Tool NotFound** — `linker not found: ld.lld …` / `{tool} not found …` instead of raw `os error 2`.
## 0.8.1 (2026-07-20)
### Added
* **`build.kind = "flat-bin"`** — raw binary (default `.bin`) for OS-dev payloads:
* **NASM** — `-f bin` → `\<stem>.bin`
* **FASM** — direct output (`format binary` in source)
* **GAS / MASM / LLC** — object → `objcopy -O binary` → `\<stem>.bin`
* **C/C++** — objects → freestanding link → `objcopy -O binary` → `\<name>.bin`
* Requires `llvm-objcopy` / `objcopy` / `gobjcopy` except for NASM/FASM direct emit
* **`[archive]` section** — FAT12/16/32 disk images after build (`output`, `format`, `size`, `offset`, `label`, `bootsector`, `layout`). From 0.8.2 requires feature `archive`.
* **Single-file `build.roots`** — a root may be a single source or header file, not only a directory.
### Changed
* **`--force`** also re-runs `build.steps` and `build.post_steps`.
* **`dcr run` on workspace-only root** — if `[run].cmd` is set, run that after build; otherwise delegate to a workspace member.
## 0.8.0 (2026-07-18)
### Added
* **Dedicated Build Engine (`src/core/build/engine.rs`)** — decoupled the build orchestration logic completely from the CLI front-end wrapper in `src/cli/build.rs` to a reusable, decoupled core build engine.
* **Polymorphic Language Model (`Language` trait)** — introduced the abstract `Language` trait (`src/core/build/language/mod.rs`). File scanning, compiler resolution, and flags handling are now encapsulated in dedicated language modules for C, C++ (including Qt code generation), LLVM IR, and ASM (GAS, NASM, FASM, MASM).
* **Polymorphic Compilation Dispatch (`Builder` trait)** — introduced the `Builder` trait to generalize builder invocations (`src/core/build/builder/mod.rs`). Consolidated GCC/Clang logic into `builder/cc_common.rs` and Microsoft Visual C++ logic into `builder/msvc/`.
* **Per-Language Configuration overrides (`[build.\<lang>]`)** — introduced support for configuring language-specific compiler, standard, and flags (e.g. `[build.c]`, `[build.cxx]`, `[build.asm]`) independently in `dcr.toml`.
* **Automatic Workspace Dependency Injection** — during workspace builds, include/lib paths of dependent workspace members (including their source headers, local `include/` folders, and build target `target/include` / `target/lib` folders) are automatically resolved and injected.
* **`BuildReporter` Event System** — decoupled build orchestration output into a structured event-driven reporter model (`src/core/build/report.rs`), making DCR suitable for library embedding and IDE integrations without stderr capturing.
* **Build Cancellation Support** — introduced thread-safe cancellation tokens (`Arc\<AtomicBool>`) allowing clients to safely abort compile runs mid-execution.
* **TOML Formatting & Custom Keys Preservation** — migrated the config editor to `toml_edit`, preserving all unknown/user-defined TOML keys, structures, and comments during file write operations (e.g., in `dcr add`).
* **Path Dependencies Target Include Resolution** — local path dependencies configured via tables now correctly expose headers built and packaged into their `target/include` folder to consumer packages.
* **Modular Integration Test Suite** — refactored the monolith `tests/cli_basic.rs` file into clean, specialized integration tests: `cli_build.rs`, `cli_deps.rs`, `cli_lint.rs`, `cli_new.rs`, `cli_qt.rs`, `cli_test.rs`, `cli_workspace.rs`.
### Changed
* **Consolidated Linking and Archiving** — artifact generation (linking executables/shared libraries and archiving static libraries) consolidated into a single `src/core/build/builder/artifact.rs` module.
* **Workspace-Aware member execution** — `dcr run` executed at the workspace root of a `workspace_only` project now triggers the member build inside the workspace context using the `--workspace` parameter, preventing standalone build issues.
* **Elimination of Global State** — removed global variables and states from the build core, encapsulating build logic inside isolated `BuildContext` structs for thread safety.
* **Build Cache Separation** — relocated mtime tracking, incremental caching, and header-dependency checking logic to `src/core/build/cache.rs`.
* **Modularized Pre-build Steps** — decoupled generator scripts and pre-build commands parsing into `src/core/build/steps.rs`.
## 0.7.4 (2026-06-17)
### Added
* **Native Qt support** — automatic meta-object handling (MOC, UIC, RCC) added when `build.qt = true` is set in `dcr.toml`.
* **`dcr lint` command** — C/C++ static analysis via `clang-tidy`. Supports `--fix` for automatic fixes. Respects `build.roots` and `build.src_disable` from config.
* **Three new assembler backends**:
* **MASM** (`compiler = "ml"` / `"ml64"`) — Microsoft Macro Assembler.
* **FASM** (`compiler = "fasm"`) — Flat Assembler.
* **LLVM IR** (`compiler = "llc"`) — compiles `.ll` files via `llc -filetype=obj`.
* **Shared ASM pipeline** — linking and archiving logic consolidated into `core/builder/asm.rs`. Adding a new assembler backend now takes ~30 lines.
* **Filesystem utilities** — `to_hex()` and `home_dir()` extracted to `utils/fs.rs`.
* **Build utilities** — `normalize_target()`, `normalize_kind()`, `normalize_platform()`, `default_profile_flags()` extracted to `utils/build.rs`.
* **Backend helpers** — `asm_lang_flag()`, `source_extensions()`, `elapsed_secs()` added to `core/builder/common.rs`.
* **Full Bare-Metal / Freestanding Automation** — introduced the `build.freestanding = true` configuration option. When enabled (or when a bare-metal target is detected), DCR automatically injects `-ffreestanding` during compilation and both `-nostdlib` and `-static` during linking.
* **Artifact Optimization (LTO & Strip)** — added `build.lto` (auto-injects `-flto` for compiler and linker) and `build.strip` (automatically strips debug symbols via linker `-s` flag) options to `dcr.toml`.
* **Compilation Thread Control** — added the `build.codegen-units` option to strictly limit the maximum number of parallel jobs utilized by the custom `parallel_build` worker pool.
* **Panic Behavior Management** — added `build.panic = "abort"` support. For C++ targets, it automatically strips exception handling and unwind tables via `-fno-exceptions`, `-fno-unwind-tables`, and `-fno-asynchronous-unwind-tables`.
### Changed
* **Intelligent Default Flags Generation** — automated injection of fallback optimization (`-O3`/`-O0`), debug (`-g`), and warning (`-Wall -Wextra`) flags is now suppressed for bare-metal and freestanding builds if `build.cflags` are overridden.
* **Centralized Bare-Metal Detection** — relocated the `is_bare_metal_target` helper to common build utilities (`src/utils/build.rs`) for unified access across the building core.
* **Architectural Refactoring**:
* Renamed `src/config.rs` to `src/templates.rs`.
* Started consolidation of configuration and build orchestration logic.
## 0.7.3 (2026-06-13)
### Added
* **`--vcs` option for `new` and `init` commands** — introduced explicit version control system selection via `--vcs \<git|none>`.
* **Git metadata integration in `--version`** — the CLI now appends the current short commit hash and a `-dirty` suffix if there are uncommitted changes in the DCR repository.
* **Automatic `.gitignore` generation** — Git repository initialization now automatically writes a `.gitignore` file excluding the `/target` directory.
* **Nested repository prevention** — automatic Git initialization is now skipped if `dcr new` or `dcr init` is executed inside an already existing Git repository.
* **VCS verification tests** — added `new_vcs_options_work` and `init_vcs_options_work` integration tests to ensure reliable repository behavior.
### Changed
* **Complete removal of `git2` dependency** — all Git actions (dependency fetching, VCS setup, status checks) are now delegated to the system `git` executable via `Command`. This simplifies compilation and drops the need for `vendored` and `openssl` features.
* **Migrated from `reqwest` to `ureq`** — replaced the heavy `reqwest` crate in `flag_update.rs` with the lightweight synchronous `ureq 2.10` client, reducing overhead and the final binary size.
## 0.7.2 (2026-06-07)
### Added
* `default_target_triple()` now respects `target_env` — Linux (gnu/musl) and Windows (msvc/gnu) use the correct environment instead of hardcoded values.
### Fixed
* **macOS Apple Silicon builds failed with `_main` undefined** — `--target=` is now passed to ldflags, not just cflags. `default_target_triple()` uses `std::env::consts::ARCH` on macOS instead of hardcoded `x86_64`.
* **GitHub Stars and GPL-3.0 badges not rendering in README** — badge block converted to pure HTML.
### Changed
* Default target resolution extracted into shared `default_target_triple()` — removed duplication across build, run, clean.
## 0.7.1 (2026-06-02)
### Added

View File

@@ -13,7 +13,7 @@ dcr build # debug profile
dcr build --release # release build
dcr build --debug # explicit debug
dcr build --target aarch64-unknown-linux-gnu
dcr build --force # full rebuild
dcr build --force # full rebuild (also re-runs build.steps / post_steps)
dcr build --clean # clean + build
dcr build --verbose # show compilation commands
dcr build --workspace pkg-a # build specific workspace package
@@ -21,6 +21,8 @@ dcr build --workspace pkg-a # build specific workspace package
Artifacts: `target/\<triple>/\<profile>/\<binary-name>` (Linux with explicit target).
With `[archive]` in `dcr.toml`, a FAT disk image is packed after a successful build.
## `dcr run`
Builds (if sources are newer than artifacts) and runs the binary.
@@ -28,8 +30,11 @@ Builds (if sources are newer than artifacts) and runs the binary.
```bash
dcr run
dcr run --release
dcr run --force # force rebuild then run
```
On a **workspace-only** root: if `[run].cmd` is set, that command is used after build; otherwise DCR delegates to a workspace member.
## `dcr clean`
Removes `target/` directory (or `target/\<target>/\<profile>`).

View File

@@ -15,6 +15,8 @@ dcr add mylib path:./lib # explicit path prefix
dcr add mylib git:https://github.com/user/repo # explicit git prefix
dcr add mylib github:user/repo # GitHub shorthand
dcr add mylib gitlab:user/repo # GitLab shorthand
dcr add fmt pkg-config:fmt # system package via pkg-config
dcr add openssl pkg:openssl,libcrypto # multiple pkg-config packages
```
Source prefixes:
@@ -23,6 +25,7 @@ Source prefixes:
* `git:` — generic git URL
* `github:` — expands to `https://github.com/\<user>/\<repo>`
* `gitlab:` — expands to `https://gitlab.com/\<user>/\<repo>`
* `pkg-config:` / `pkg:` — one or more packages resolved by `pkg-config`
* `http://` / `https://` / `git@` — full URL
Flags:
@@ -31,7 +34,12 @@ Flags:
* `--tag \<name>` — git tag
* `--rev \<hash>` — git commit
If source is omitted — DCR searches connected registries.
If source is omitted — DCR searches connected registries. A bare relative or absolute path is accepted as a path dependency.
For `pkg-config` dependencies, the referenced packages must already be installed
and provide `.pc` files. DCR invokes `pkg-config` during the build (using
`PATH` and `PKG_CONFIG_PATH`) and forwards the returned compiler and linker
flags; it does not download or build these packages.
## `dcr tree`

View File

@@ -12,8 +12,13 @@ Only ASCII letters, digits, underscores `_` and hyphens `-` are allowed in the p
```bash
dcr new my-app
dcr new my-app --vcs none
```
Flags:
* `--vcs \<git|none>` — Initialize version control system (defaults to `git` if available, or `none`).
Generates:
* `dcr.toml` with basic fields
@@ -24,8 +29,12 @@ Generates:
Initializes a DCR project in the current (empty) directory.
```bash
mkdir app && cd app
dcr init
dcr init --vcs none
```
Flags:
* `--vcs \<git|none>` — Initialize version control system (defaults to `git` if available, or `none`).
The project name is taken from the current directory name. The directory name must follow the same naming rules as `dcr new`.

View File

@@ -15,9 +15,9 @@ dcr setup
If `~/.dcr/config.toml` is not found, DCR returns an error. Create it manually:
```toml
[[registry]]
name = "default"
[registry.default]
url = "https://index.dcr.pm"
priority = 1
```
## `dcr --help`

View File

@@ -8,6 +8,7 @@ sidebar_label: Contributing
```bash
git clone https://github.com/dexoron/dcr
# or a source mirror: GitVerse / SourceCraft / SourceForge / GitLab (see README)
cd dcr
cargo build
```
@@ -42,10 +43,11 @@ cargo test --all-targets
## CI
CI runs:
CI runs (see `.github/workflows/ci.yml`):
* `cargo fmt --check`
* `cargo clippy --all-targets -- -D warnings`
* `cargo test --all-targets`
* Build on Linux, macOS, Windows
* Integration tests
* `cargo clippy` (default + `--all-features`)
* `cargo check --all-targets --all-features`
* Unit + integration tests on Linux, macOS, Windows
* Extra Linux job with `--features archive` (FAT images)
* Tools on runners: clang, nasm, clang-format/tidy (Linux)

View File

@@ -13,9 +13,9 @@ error: registry not found
**Solution:** Make sure `~/.dcr/config.toml` exists:
```toml
[[registry]]
name = "default"
[registry.default]
url = "https://index.dcr.pm"
priority = 1
```
And check `DCR_INDEX_PATH`:
@@ -39,27 +39,6 @@ which clang
Or specify explicitly via `[toolchain]` in `dcr.toml`.
## openssl-sys build failed
When building DCR from source:
```
error: failed to run custom build command for openssl-sys
```
**Solution:** Install OpenSSL development headers:
```bash
# Ubuntu/Debian
sudo apt install libssl-dev
# Fedora
sudo dnf install openssl-devel
# macOS
brew install openssl
```
## Ctrl+C during build
DCR handles SIGINT: interrupts the current compilation and exits with non-zero code.
@@ -76,6 +55,21 @@ See [Cross-Compile Recipe](/docs/recipes/cross-to-windows).
See [Workspace Recipe](/docs/recipes/multi-package-workspace).
## Bootloader / pure NASM OS image
Use `kind = "flat-bin"` (NASM `-f bin`) and optional `[archive]` for a FAT disk image.
See [OS-dev recipe](/docs/recipes/os-flat-bin-archive).
## How do I choose a download mirror?
`dcrup install` uses `--mirror auto` by default and tries **cf → gh → sf → ya**.
```bash
dcrup install stable --mirror cf
export DCRUP_MIRROR=ya
```
## Lock file
`dcr.lock` is created during builds (`dcr build`) when registry dependencies are present. To force an update — delete `dcr.lock` and run `dcr build`.

View File

@@ -70,3 +70,10 @@ dcr test # run tests
```bash
dcr fmt # clang-format with .clang-format
```
## Linting
```bash
dcr lint # clang-tidy checks
dcr lint --fix # apply fixes automatically
```

View File

@@ -4,28 +4,82 @@ sidebar_label: Installation
# Installation
## Linux (Dexoron Packages)
## dcrup (recommended)
Configure your package manager at https://pkg.dexoron.su and install:
Install and switch DCR versions (stable / dev / night, pin `0.8.2`, optional build from source).
**Arch Linux**
### Linux / macOS / BSD / Windows (bash)
```sh
sudo pacman -Sy dcr
curl -fsSL https://sh.dcr-tool.ru | sh -s -- self-install
export PATH="$HOME/.dcr/bin:$PATH"
dcrup install stable
```
**Debian/Ubuntu**
Non-interactive install of DCR in one shot:
```sh
sudo apt update && sudo apt install dcr
curl -fsSL https://sh.dcr-tool.ru | sh -s -- install stable
export PATH="$HOME/.dcr/bin:$PATH"
```
**Fedora/RHEL**
### Windows (PowerShell)
```powershell
irm https://ps1.dcr-tool.ru | iex
# or download then run:
# irm https://ps1.dcr-tool.ru -OutFile dcrup.ps1
# powershell -File .\dcrup.ps1 self-install
# $env:Path += ";$env:USERPROFILE\.dcr\bin"
dcrup install stable
```
Optional cmd bootstrap (if you prefer `curl` of the cmd shim):
```bat
curl -fsSL -o dcrup.cmd https://cmd.dcr-tool.ru
```
After `self-install`, the command is **`dcrup`** (no `.sh` / `.ps1`): shims live in `~/.dcr/bin` (Unix) or `%USERPROFILE%\.dcr\bin` (Windows `dcrup.cmd`).
### Common dcrup commands
```sh
sudo dnf install dcr
dcrup install stable # latest stable prebuilt (auto: cf → gh → sf → ya)
dcrup install 0.8.2 # pin → 0.8.2@stable
dcrup install 0.8.2@dev
dcrup install stable --libc musl # Linux: musl asset (default: gnu)
dcrup install stable --mirror cf # CloudFlare CDN
dcrup install stable --mirror ya # Yandex CDN (RU fallback)
dcrup install stable --build # cargo build --features archive
dcrup install night # always build from branch dev HEAD
dcrup default 0.8.2
dcrup update
dcrup list
dcrup show
dcrup which
```
Layout: `~/.dcr/toolchains/\<id>/dcr` and `~/.dcr/bin/dcr` → active version.
### Download mirrors
Prebuilt installs try **cf → gh → sf → ya** unless you pin a host.
| Code | URL | Notes |
| ---- | ------------------------------------------------------------------------------------------------------------ | -------------------------- |
| `cf` | `https://cdn-global.dcr-tool.ru/\<tag>/\<asset>` | CloudFlare CDN (worldwide) |
| `gh` | `https://github.com/dexoron/dcr/releases/download/\<tag>/\<asset>` | GitHub Releases |
| `sf` | `https://sourceforge.net/projects/dcr-tool/files/\<tag>/\<asset>/download` | SourceForge |
| `ya` | `https://cdn-ru.dcr-tool.ru/\<tag>/\<asset>` | Yandex CDN (RU fallback) |
```sh
dcrup install stable --mirror auto # default
export DCRUP_MIRROR=cf # persist for this shell
```
---
## Arch Linux (AUR)
```sh
@@ -45,11 +99,12 @@ brew install dcr
sudo snap install dcrup
```
> If classic Snap Store publishing is unavailable, install the `.snap` from [GitHub Releases](https://github.com/dexoron/dcr/releases/latest) with `--dangerous`.
## Nix (flake)
```sh
nix run github:dexoron/dcr
# or install to profile:
nix profile install github:dexoron/dcr
```
@@ -59,51 +114,40 @@ nix profile install github:dexoron/dcr
cargo install dcr
```
## Linux / macOS (script)
Note: crates.io builds may omit optional features. For FAT disk images (`[archive]`), prefer release binaries or:
```sh
curl -fsSL https://dcr.dexoron.su/install.sh | sh
```
## BSD (script)
```sh
curl -fsSL https://dcr.dexoron.su/install_bsd.sh | sh
```
## Windows (PowerShell)
```powershell
irm https://dcr.dexoron.su/install.ps1 | iex
cargo install dcr --features archive
```
## From source
```sh
git clone https://github.com/dexoron/dcr.git
cd dcr && cargo build --release
cd dcr
cargo build --release --features archive
ln -sf "$PWD/target/release/dcr" ~/.local/bin/dcr
# or manage versions with dcrup install night / --build
```
## Post-install
Verify the installation:
```bash
dcr --version
dcrup show # if installed via dcrup
```
Man pages are available after installation:
Man pages (package installs / release assets):
```bash
man dcr
man dcr-build
```
To use the registry, create `~/.dcr/config.toml`:
Registry (optional) — `~/.dcr/config.toml`:
```toml
[[registry]]
name = "default"
[registry.default]
url = "https://index.dcr.pm"
priority = 1
```

View File

@@ -6,6 +6,13 @@ sidebar_label: IDE Integration
## VS Code
Install the recommended [DCR extension by Dexoron-Labs](https://marketplace.visualstudio.com/items?itemName=Dexoron-Labs.dcr). Do not install Microsoft C/C++ extensions for DCR projects: DCR uses `clangd`. MS C/C++ is acceptable only when you need its debugger.
Recommended companion extensions:
* [Even Better TOML](https://marketplace.visualstudio.com/items?itemName=tamasfe.even-better-toml)
* [CodeLLDB](https://marketplace.visualstudio.com/items?itemName=vadimcn.vscode-lldb), or MS C/C++ for debugger support only
```bash
dcr gen vscode
```

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@@ -10,36 +10,23 @@ DCR itself is [GPL-3.0-or-later](https://spdx.org/licenses/GPL-3.0-or-later.html
> **Note:** DCR is a build tool, not a library. The GPL applies only to DCR's own source code. Projects built with DCR are not subject to DCR's license — their licensing is determined solely by their own code and dependencies.
## Vendored libraries
DCR statically links the following C libraries through its vendored Rust dependencies:
| Library | License | Bundled by |
| ------------------------------------------ | ------------------ | ----------------------------- |
| [libgit2](https://libgit2.org) | MIT OR Apache-2.0 | `git2` / `libgit2-sys` |
| [libssh2](https://libssh2.org) | MIT OR Apache-2.0 | `libgit2-sys` |
| [zlib](https://zlib.net) | MIT OR Apache-2.0 | `libgit2-sys` |
| [OpenSSL](https://openssl.org) | Apache-2.0 | `openssl-sys` / `openssl-src` |
| [ring](https://github.com/briansmith/ring) | Apache-2.0 AND ISC | `rustls` |
## Rust dependencies
DCR is written in Rust. The following notable Rust crates are statically linked:
| Crate | License |
| --------------------------------------------- | ------------------------ |
| [`reqwest`](https://crates.io/crates/reqwest) | MIT OR Apache-2.0 |
| [`rustls`](https://crates.io/crates/rustls) | Apache-2.0 OR ISC OR MIT |
| [`serde`](https://crates.io/crates/serde) | MIT OR Apache-2.0 |
| [`toml`](https://crates.io/crates/toml) | MIT OR Apache-2.0 |
| [`sha2`](https://crates.io/crates/sha2) | MIT OR Apache-2.0 |
| [`git2`](https://crates.io/crates/git2) | MIT OR Apache-2.0 |
| [`openssl`](https://crates.io/crates/openssl) | Apache-2.0 |
| [`tokio`](https://crates.io/crates/tokio) | MIT |
| [`hyper`](https://crates.io/crates/hyper) | MIT |
| [`ctrlc`](https://crates.io/crates/ctrlc) | MIT OR Apache-2.0 |
| Crate | License |
| ------------------------------------------------------- | ----------------- |
| [`ureq`](https://crates.io/crates/ureq) | MIT OR Apache-2.0 |
| [`serde`](https://crates.io/crates/serde) | MIT OR Apache-2.0 |
| [`toml`](https://crates.io/crates/toml) | MIT OR Apache-2.0 |
| [`toml_edit`](https://crates.io/crates/toml_edit) | MIT OR Apache-2.0 |
| [`serde_json`](https://crates.io/crates/serde_json) | MIT OR Apache-2.0 |
| [`sha2`](https://crates.io/crates/sha2) | MIT OR Apache-2.0 |
| [`glob`](https://crates.io/crates/glob) | MIT OR Apache-2.0 |
| [`self-replace`](https://crates.io/crates/self-replace) | MIT OR Apache-2.0 |
| [`ctrlc`](https://crates.io/crates/ctrlc) | MIT OR Apache-2.0 |
Full dependency tree (143 packages) is available in [`Cargo.lock`](https://github.com/dexoron/dcr/blob/main/Cargo.lock). The overwhelming majority are dual-licensed under MIT OR Apache-2.0.
Full dependency tree is available in [`Cargo.lock`](https://github.com/dexoron/dcr/blob/main/Cargo.lock). The overwhelming majority are dual-licensed under MIT OR Apache-2.0.
## Additional credits

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@@ -34,6 +34,7 @@ type = "none"
inherit = true
language = "c"
standard = "c11"
workspace_only = true
[workspace.lib-core]
path = "lib-core"

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@@ -0,0 +1,89 @@
---
sidebar_label: OS-dev (flat-bin + archive)
---
# Pure ASM / boot image (flat-bin + archive)
Minimal OS-dev style pipeline: assemble raw binaries with NASM, then pack a FAT floppy/image with an optional boot sector.
## Project layout
```
myos/
dcr.toml
src/
boot.asm # boot sector (512 bytes)
kernel.asm # payload
```
For multiple flat artifacts, use a **workspace** (one member per binary) or separate packages; a single `flat-bin` package produces one binary per source stem.
## Boot package (`flat-bin`)
```toml
[package]
name = "boot"
version = "0.1.0"
[build]
language = "asm"
compiler = "nasm"
kind = "flat-bin"
extension = "bin"
roots = ["src/boot.asm"]
```
```bash
dcr build
# → target/<…>/debug/boot.bin (NASM -f bin, no link)
```
## Disk image after build
```toml
[archive]
output = "target/{profile}/disk.img"
format = "fat12"
size = "1440K"
label = "MYOS"
bootsector = "target/{profile}/boot.bin"
[[archive.layout]]
from = "target/{profile}/kernel.bin"
to = "KERNEL.BIN"
```
* `format`: `fat12`, `fat16`, or `fat32`
* `size`: bytes or `K`/`KB`/`M`/`MB`/`G`/`GB` (default ~1.44 MiB)
* `bootsector`: written only when `offset` is omitted or `0`
* `from` may be a glob; `{profile}` is substituted in paths
## C kernel → flat binary
```toml
[build]
language = "c"
compiler = "clang"
kind = "flat-bin"
freestanding = true
filename = "kernel"
extension = "bin"
ldflags = ["-T", "linker.ld"]
```
Pipeline: objects → temporary linked ELF → `objcopy -O binary` → `kernel.bin`. Requires `objcopy` / `llvm-objcopy` in PATH.
## Other assemblers
| Tool | Notes |
| -------- | --------------------------------------------------------------------------------------- |
| **FASM** | Write `format binary` in the source; DCR writes `\<stem>.bin` directly |
| **GAS** | Assemble `.s` → obj → `objcopy -O binary` |
| **LLC** | `language = "llvm_ir"` → obj → objcopy |
| **MASM** | COFF obj → objcopy (needs binutils/LLVM objcopy) |
## Notes
* Single-file `roots` are supported: `roots = ["src/boot.asm"]`.
* `--force` re-runs `build.steps` / `build.post_steps` as well as recompilation.
* Prefer `kind = "elf"` if you need a relocatable ELF kernel without stripping to raw binary.

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@@ -56,7 +56,7 @@ moc = "moc {in} -o {out}"
### GAS / NASM / MASM / FASM / LLVM-IR
* GAS: `-I`, `-c -o`, `--defsym`
* NASM: `-I`, `-o`, `-D`, `-f` (format: win64/elf64/macho64/macho32/elf32)
* NASM: `-I`, `-o`, `-D`, `-f` (format: win64/elf64/macho64/macho32/elf32; **`bin` when `kind = "flat-bin"`**)
* MASM: `/nologo /c /Fo\<obj> <source>`
* FASM: `<source> \<output>` (output path is the object file)
* LLVM IR: `-filetype=obj <source> -o \<output>`
@@ -78,15 +78,20 @@ Three levels of incrementality:
## Build Kinds
| Kind | Type | Path (Linux example) |
| ----------- | ------------------------------- | -------------------------------------------------------------------------------------------------------------------------- |
| `bin` | Executable | `target/\<triple>/\<profile>/\<name>` (.exe on Windows) |
| `staticlib` | Static library | `target/\<triple>/\<profile>/lib\<name>.a` (.lib) |
| `sharedlib` | Dynamic library | `target/\<triple>/\<profile>/lib\<name>.so` (.dll/.dylib) |
| `efi` | UEFI application | `target/\<triple>/\<profile>/\<name>.efi` |
| `elf` | ELF without stdlib | `target/\<triple>/\<profile>/\<name>` |
| `none` | Compile only, no link | — |
| `custom` | Full filename+extension control | `target/\<triple>/\<profile>/\<filename>.\<extension>` |
| Kind | Type | Path (Linux example) |
| ----------- | ------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------- |
| `bin` | Executable | `target/\<triple>/\<profile>/\<name>` (.exe on Windows) |
| `staticlib` | Static library | `target/\<triple>/\<profile>/lib\<name>.a` (.lib) |
| `sharedlib` | Dynamic library | `target/\<triple>/\<profile>/lib\<name>.so` (.dll/.dylib) |
| `efi` | UEFI application | `target/\<triple>/\<profile>/\<name>.efi` |
| `elf` | ELF without stdlib | `target/\<triple>/\<profile>/\<name>` |
| `none` | Compile only, no link | — |
| `custom` | Full filename+extension control | `target/\<triple>/\<profile>/\<filename>.\<extension>` |
| `flat-bin` | Raw binary | ASM: `\<stem>.bin` (NASM `-f bin` / FASM / GAS·MASM·LLC via objcopy); C/C++: `\<name>.bin` (link + objcopy) |
## Disk images (`[archive]`)
After a successful build, if `[archive]` is present in `dcr.toml`, DCR formats a FAT volume and copies files from `layout` into the image. See [dcr.toml → archive](/docs/reference/dcr-toml#archive).
## Build Steps

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@@ -57,14 +57,8 @@ dcr build --target aarch64-none-elf
## Target Directory
On Linux with explicit target:
By default, the compilation output directories are structured as follows:
```
target/<triple>/<profile>/
```
On macOS/Windows or without target:
```
target/<profile>/
```
* **Linux and BSD**: Always output to `target/\<triple>/\<profile>/` (using host triple if no target is specified).
* **macOS and Windows (without target)**: Output to `target/\<profile>/`.
* **macOS and Windows (with explicit target)**: Output to `target/\<triple>/\<profile>/`.

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@@ -33,70 +33,121 @@ Main project configuration file. Located at the project root.
[run]
# run settings
[archive]
# optional: pack FAT disk image after build
```
## [package]
| Field | Required | Description |
| --------- | -------- | ----------------------- |
| `name` | yes | Project name |
| `version` | yes | Semantic version |
| `type` | yes | `app`, `lib`, `none` |
| `license` | no | SPDX license identifier |
| `author` | no | Author |
| Field | Required | Description |
| ------------- | -------- | --------------------------------------------------------------------------------------------------------------- |
| `name` | yes | Project name |
| `version` | yes | Semantic version of the **project** |
| `dcr-version` | no | Semver of the **dcr tool** this project targets. Written by `dcr new` / `dcr init` to the current tool version. |
| `type` | no | `app`, `lib`, `none` (defaults to `"none"`) |
| `license` | no | SPDX license identifier |
| `author` | no | Author |
```toml
[package]
name = "my-app"
version = "0.1.0"
dcr-version = "0.8.4"
type = "app"
license = "MIT"
author = "John Doe"
```
### `package.dcr-version`
Optional pin of the DCR CLI the project was written for. On every `dcr.toml` load:
| Situation | Behaviour |
| ------------------------------ | ---------------------------------------------------------- |
| Field missing / empty | Warning: add `dcr-version` (set by `dcr new` / `dcr init`) |
| Running dcr **older** than pin | Warning: upgrade dcr (`dcr --update`) |
| Running dcr **newer** than pin | Warning: review changelog, bump the pin when ready |
| Equal | Silent |
| Invalid semver | Warning once, field ignored |
Never fails the command — warnings only. Pre-release suffixes (`1.0.0-dev`) are ignored for comparison (`1.0.0-dev` ≡ `1.0.0`).
## [build]
...
* `build.qt` — (bool) Enable automatic Qt meta-object handling (MOC, UIC, RCC). Requires `qt6` modules installed via `pkg-config`.
| Field | Default | Description |
| ---------------- | ------------------------------------------- | --------------------------------------------------------------------- |
| `language` | `"c"` | `"c"`, `"c++"`, `"cpp"`, `"cxx"`, `"asm"` |
| `standard` | `"c11"` | C standard (`c11`, `c17`, `c23`) |
| `cxx_standard` | `"c++20"` | C++ standard (`c++17`, `c++20`, `c++23`) |
| `compiler` | `"clang"` | Preferred compiler |
| `kind` | `"bin"` | `bin`, `staticlib`, `sharedlib`, `efi`, `elf`, `none`, `custom` |
| `target` | host | Target triple for cross-compilation |
| `platform` | `"native"` | `native`, `efi` |
| `cflags` | `[]` | Additional C/C++/ASM flags |
| `ldflags` | `[]` | Additional linker flags |
| `filename` | `""` | Custom output file name |
| `extension` | `""` | Custom file extension |
| `roots` | `["src"]` | Source root directories |
| `exclude` | `[]` | Exclude patterns |
| `include` | `[]` | Additional include directories |
| `src_disable` | `false` | Disable auto source discovery |
| `inherit` | `false` | Inherit build from workspace root |
| `clean` | `[]` | Glob patterns for custom clean paths |
| `out_dir` | `""` | Custom output directory |
| `workspace_only` | `false` | Workspace-only, not built standalone |
| `freestanding` | `false` | Compile in freestanding mode (`-ffreestanding` + `-nostdlib -static`) |
| `opt_level` | `"0"` (debug) / `"3"` (release) | Optimization level: `0`-`3`, `"s"`, `"z"` |
| `debug` | `true` (debug) / `false` (release) | Emit debug symbols (`-g`) |
| `lto` | `false` | Link-time optimization (`-flto` for both compiler and linker) |
| `strip` | `false` | Strip symbols from output (`-s` in ldflags) |
| `warnings` | `["all", "extra"]` (debug) / `[]` (release) | Warning flags (e.g. `"all"`, `"extra"`, `"pedantic"`) |
| `panic` | `""` | Panic strategy: `"abort"` disables exceptions and unwind tables |
| `codegen-units` | `""` | Max parallel compilation jobs (`"0"` = auto) |
| `qt` | `false` | Enable automatic Qt meta-object handling (MOC, UIC, RCC) |
| Field | Default | Description |
| ---------------- | ------------- | --------------------------------------------------------------------------------------------------------- |
| `language` | `"c"` | `"c"`, `"c++"`, `"cpp"`, `"cxx"`, `"asm"`, `"llvm_ir"`, `"llvm-ir"`, `"ll"` (optional, defaults to `"c"`) |
| `standard` | `"c11"` | C standard (`c11`, `c17`, `c23`) |
| `cxx_standard` | — | C++ standard (`c++17`, `c++20`, `c++23`) |
| `compiler` | `"clang"` | Preferred compiler (optional, defaults to `"clang"`) |
| `kind` | `"bin"` | `bin`, `staticlib`, `sharedlib`, `efi`, `elf`, `none`, `custom`, `flat-bin` |
| `target` | host | Target triple for cross-compilation |
| `platform` | `"native"` | `native`, `efi` |
| `cflags` | `[]` | Additional C/C++/ASM flags |
| `ldflags` | `[]` | Additional linker flags |
| `filename` | `""` | Custom output file name |
| `extension` | `""` | Custom file extension (for `flat-bin`, default is `bin`) |
| `roots` | `["src"]` | Source roots: directories and/or individual source/header files |
| `exclude` | `[]` | Exclude patterns |
| `include` | `[]` | Additional include directories |
| `src_disable` | `false` | Disable auto source discovery |
| `inherit` | `false` | Inherit build from workspace root |
| `clean` | `[]` | Glob patterns for custom clean paths |
| `out_dir` | `""` | Custom output directory |
| `workspace_only` | `false` | Workspace-only, not built standalone (no `language`/`compiler` required) |
| `freestanding` | `false` | Compile in freestanding mode (`-ffreestanding` + `-nostdlib -static`) |
| `opt_level` | — | Optimization level: `0`-`3`, `"s"`, `"z"` (derived from profile if omitted) |
| `debug` | profile-based | Emit debug symbols (`-g`): `true` in debug, `false` in release |
| `lto` | `false` | Link-time optimization (`-flto` for both compiler and linker) |
| `strip` | `false` | Strip symbols from output (`-s` in ldflags) |
| `warnings` | `[]` | Warning flags (e.g. `"all"`, `"extra"`, `"pedantic"`); engine adds `-Wall -Wextra` in debug if empty |
| `panic` | `""` | Panic strategy: `"abort"` disables exceptions and unwind tables |
| `codegen-units` | `""` | Max parallel compilation jobs (`"0"` = auto) |
| `qt` | `false` | Enable automatic Qt meta-object handling (MOC, UIC, RCC) |
Settings from raw config (not in typed struct):
* `pkg_config` — list of pkg-config packages
* `pkg_config` — list of packages queried for build-wide compiler/linker flags
Dependencies can also declare a system package directly, for example
`fmt = { pkg-config = "fmt" }`. This records the package in `dcr.lock` and applies
the flags returned by `pkg-config --cflags` and `pkg-config --libs`.
* `ldscript` — linker script path
* `build.steps` / `build.post_steps` — codegen steps
## Per-language overrides: `[build.c]`, `[build.cxx]`, `[build.asm]`, `[build.llvm_ir]`
Each language can have its own table that overrides the flat `[build]` settings:
```toml
[build]
compiler = "clang"
standard = "c11"
[build.c]
standard = "c23"
compiler = "gcc"
[build.cxx]
standard = "c++23"
compiler = "g++"
[build.asm]
compiler = "nasm"
flags = ["-felf64"]
[build.llvm_ir]
compiler = "llc"
```
The flat `[build]` acts as fallback; per-language tables take precedence for their language.
Example:
```toml
@@ -150,3 +201,84 @@ Default `cmd` = `./target/{profile}/{name}` (macOS/Windows) or `./target/\<tripl
## [workspace]
See [workspaces](/docs/reference/workspaces).
## [archive]
Optional post-build step: format a FAT volume and copy built artifacts into a disk image. Runs after a successful package build (and after workspace member builds that define `[archive]`).
Requires DCR built with the `archive` Cargo feature (`cargo build --features archive`). Release binaries include this feature.
| Field | Required | Description |
| ------------ | -------- | ------------------------------------------------------------------------------------------- |
| `output` | yes | Image path relative to project root (`{profile}` allowed) |
| `format` | yes | `fat12`, `fat16`, or `fat32` |
| `size` | no | Image size: bytes or `K`/`KB`/`M`/`MB`/`G`/`GB` (default `1474560` ≈ 1.44 MiB) |
| `offset` | no | Byte offset of the FAT volume inside the image (default `0`) |
| `label` | no | Volume label (max 11 chars, default `VOLUME`) |
| `bootsector` | no | Path to a 512-byte boot sector written at offset 0 when `offset` is 0 (`{profile}` allowed) |
| `layout` | no | List of `{ from, to }` entries (files or globs → path inside the volume) |
```toml
[archive]
output = "target/{profile}/disk.img"
format = "fat12"
size = "1440K"
label = "MYOS"
bootsector = "target/{profile}/boot.bin"
[[archive.layout]]
from = "target/{profile}/kernel.bin"
to = "KERNEL.BIN"
[[archive.layout]]
from = "assets/*"
to = "/"
```
Typical pairing with `kind = "flat-bin"` (NASM `-f bin`) for bootloaders and pure-ASM OS images.
## `flat-bin` (kind)
Produces a raw binary (default extension `bin`) for boot sectors, kernels, and freestanding payloads.
### Assemblers
| Tool | Language / compiler | How flat-bin is produced |
| ---- | ------------------------------------------ | -------------------------------------------- |
| NASM | `language = "asm"`, `compiler = "nasm"` | `-f bin` → `\<stem>.bin` |
| FASM | `compiler = "fasm"` | direct write (use `format binary` in source) |
| GAS | `compiler = "as"` / `"gas"` | assemble → `objcopy -O binary` |
| MASM | `compiler = "ml"` / `"ml64"` | assemble → `objcopy -O binary` |
| LLC | `language = "llvm_ir"`, `compiler = "llc"` | `-filetype=obj` → `objcopy -O binary` |
```toml
[build]
language = "asm"
compiler = "nasm"
kind = "flat-bin"
extension = "bin"
roots = ["src/boot.asm"]
```
### C / C++
Compile all sources, link with `-nostdlib -static` (plus your `ldflags` / `ldscript`), then convert the intermediate ELF/PE with `objcopy -O binary` to `\<filename|name>.bin`.
```toml
[build]
language = "c"
compiler = "clang"
kind = "flat-bin"
freestanding = true
filename = "kernel"
extension = "bin"
ldscript = "linker.ld"
ldflags = ["-T", "linker.ld"]
```
Notes:
* Multi-file **ASM** packages emit one `\<stem>.bin` per source; **C/C++** emit a single project binary.
* `objcopy` tools tried in order: `llvm-objcopy`, `objcopy`, `gobjcopy`.
* Incompatible with `build.qt = true`.
* `dcr run` rejects `flat-bin` (not a host executable).

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@@ -6,7 +6,7 @@ sidebar_label: Dependencies
## Formats
The `[dependencies]` section supports three formats:
The `[dependencies]` section supports registry, path, Git, and `pkg-config` dependencies:
### String (registry)
@@ -23,10 +23,10 @@ The version string is used as-is for registry lookup.
```toml
[dependencies]
fmt = { git = "https://github.com/fmtlib/fmt", tag = "10.1.1" }
dcr-math = { git = "https://github.com/dexoron/dcr-math-lib.git", tag = "v0.1.0" }
```
Fields: `git`, `branch`, `tag`, `rev`.
Fields: `git`, `branch`, `tag`, `rev`, `mode`, `include`, `lib`, `libs`.
### Table (path)
@@ -35,33 +35,73 @@ Fields: `git`, `branch`, `tag`, `rev`.
mylib = { path = "../mylib" }
```
For a prebuilt external library, specify its layout explicitly. The three
arrays are paths relative to the dependency root (`include`, `lib`) and linker
names (`libs`):
```toml
[dependencies]
dcr-math = { path = "../deps/dcr-math", include = ["include"], lib = ["lib"], libs = ["dcr-math"] }
```
### Table (`pkg-config`)
Use an installed `.pc` package when the library is provided by the operating system
or another system package manager. DCR invokes `pkg-config --cflags` and
`pkg-config --libs`, preserving include, library, linker, and other flags:
```toml
[dependencies]
fmt = { pkg-config = "fmt" }
openssl = { pkg-config = ["openssl", "libcrypto"] }
```
The `pkg-config` executable must be available in `PATH`. The named `.pc` files must
be available through pkg-config's standard search paths or via `PKG_CONFIG_PATH`.
These dependencies are not downloaded or built by DCR; they are recorded in
`dcr.lock` with a `pkg-config+...` source.
## Registry
DCR uses a package registry for dependency lookup by name.
```toml
# ~/.dcr/config.toml
[[registry]]
name = "default"
url = "https://index.dcr.pm"
[registry.default]
url = "https://index.dcr.dexoron.tech"
priority = 1
```
Registry priority: order in `config.toml`. The `DCR_INDEX_PATH` variable overrides the path to `index.json`.
## Git dependencies
DCR clones git repositories via `git2`:
Git dependencies are cloned into `~/.dcr/git/`; their exact checked-out commit is written to `dcr.lock`.
Both Git and path dependencies have two modes:
* **DCR package:** the source has `dcr.toml`. DCR builds it before the consumer and uses the package name from its manifest for linking.
* **Prebuilt library:** it provides existing headers and binaries through `include`, `lib`, and `libs`. DCR passes them to the compiler/linker without building the dependency.
The mode is normally detected automatically. Use `mode = "build"` or `mode = "prebuild"` when a source contains both a manifest and prebuilt artifacts and you need to choose explicitly.
`dcr-math-lib` publishes both forms. Select its prebuilt library explicitly:
```toml
[dependencies]
dcr-math = { git = "https://github.com/dexoron/dcr-math-lib.git", tag = "v0.1.0", mode = "prebuild", include = ["include"], lib = ["lib"], libs = ["dcr-math"] }
```
DCR supports specifying branch/tag/rev for git sources:
* `branch` — switch to a branch
* `tag` — switch to a tag
* `rev` — switch to a specific commit
* `features` — feature flags (parsed, but does not affect build)
Cache path: `~/.dcr/git/\<hash>/`.
## Path dependencies
Local paths. DCR automatically discovers include and lib directories from the neighbor's `dcr.toml`.
Local paths may point at a DCR package or a prebuilt external library. A path DCR package is built before its consumer, including its own path/git dependencies. DCR detects dependency cycles. A prebuilt library is never built by DCR; it is linked from the directories declared in its dependency entry.
```toml
[dependencies]
@@ -69,16 +109,51 @@ mylib = { path = "/abs/path/to/lib" }
mylib = { path = "../relative/path" }
```
For DCR packages, the package name from `dcr.toml` is used for linking (so the dependency key may differ from the library name). Header resolution includes the packaged `target/include` directory and link search includes `target/lib`.
### Recommended library layouts
Buildable DCR library:
```text
dcr-math-lib/
├── dcr.toml
└── src/
├── dcr_math.c
└── dcr_math.h
```
Prebuilt library:
```text
dcr-math-lib/
├── include/
│ └── dcr_math.h
└── lib/
└── libdcr-math.a # or .so / .lib
```
`libs` contains linker names without the `lib` prefix and file extension: use
`["dcr-math"]` for `libdcr-math.a`.
If one repository contains both forms, keep the prebuilt files in `include/` and `lib/` and select the mode explicitly:
```toml
[dependencies]
dcr-math = { git = "https://github.com/dexoron/dcr-math-lib.git", tag = "v0.1.0", mode = "prebuild", include = ["include"], lib = ["lib"], libs = ["dcr-math"] }
```
For a local copy, replace `git` with `path = "../dcr-math-lib"`. In `prebuild` mode DCR does not run the dependency build, even when `dcr.toml` is present.
## dcr.lock
Dependency lock file. Contains package names and sources.
Created during `dcr build` when registry dependencies are present. Not updated during `dcr add` — only on the next `dcr build`.
Created during `dcr build` for resolved registry, path, and Git dependencies. Not updated during `dcr add` — only on the next `dcr build`.
## Resolution process
1. Load all dependencies (registry → git → path)
2. For path deps: recursively read their `dcr.toml`
3. For registry deps: search `index.json`
4. For git deps: clone to cache
5. Collect `include_dirs`, `lib_dirs`, `libs` for the compiler
1. Resolve dependency sources (registry → git → path)
2. Fetch git dependencies into `~/.dcr/git/` and check out the requested ref
3. Build DCR package dependencies recursively
4. Collect `include_dirs`, `lib_dirs`, `libs` for the compiler

View File

@@ -58,3 +58,27 @@ export DCR_INDEX_PATH=/custom/path/index.json
```
Default: `~/.dcr/index.json`.
## DCRUP_MIRROR
Download mirror for `dcrup` (prebuilt binaries only).
```bash
export DCRUP_MIRROR=auto # cf → gh → sf → ya (default)
export DCRUP_MIRROR=cf # CloudFlare CDN
export DCRUP_MIRROR=gh # GitHub Releases
export DCRUP_MIRROR=sf # SourceForge
export DCRUP_MIRROR=ya # Yandex CDN (RU fallback)
```
CLI override: `dcrup install stable --mirror cf`.
## DCRUP_HOME / DCRUP_BIN / DCRUP_REPO
Installer layout and source clone URL:
```bash
export DCRUP_HOME=~/.dcr
export DCRUP_BIN=~/.dcr/bin
export DCRUP_REPO=https://github.com/dexoron/dcr
```

View File

@@ -11,17 +11,18 @@ DCR normalizes target triples. Short platform names are expanded to full triples
### Linux
```
target/<arch>-unknown-linux-gnu/<profile>/
target/<arch>-unknown-linux-<env>/<profile>/
```
Architectures: `x86_64`, `aarch64` (host-detected).
Architectures: `x86_64`, `aarch64`, `i686`, `armv7`, `riscv64` (host-detected).
Environments: `gnu` (default), `musl`.
Artifact type: ELF. Extensions: `.so` (sharedlib), `.a` (staticlib).
### macOS
```
target/<profile>/
target/<profile>/ (default) or target/<triple>/<profile>/ (with target)
```
Architectures: `x86_64`, `aarch64` (host-detected).
@@ -31,10 +32,11 @@ Extensions: `.dylib` (sharedlib), `.a` (staticlib).
### Windows
```
target/<profile>/
target/<profile>/ (default) or target/<triple>/<profile>/ (with target)
```
Architectures: `x86_64`, `aarch64`.
Environments: `msvc` (default), `gnu` (MinGW).
Extensions: `.exe` (bin), `.lib` (staticlib), `.dll` (sharedlib), `.efi` (UEFI).

View File

@@ -43,7 +43,10 @@ dcr build # build all packages in dependency order
dcr build --workspace app # build only app (dependencies built automatically)
```
When building a workspace, member outputs (libraries) are automatically added to include/lib paths of dependent packages.
When building a workspace, DCR automatically injects include and library paths of dependent workspace members:
* **Include Paths**: Automatically resolves and injects header directories of dependencies, including the member's `src/` directory, local `include/` directory, and the packaged `target/include` directory.
* **Library Paths**: Injects compiled library search paths (`target/lib` as well as target-specific build folders) to allow automatic linking with member libraries.
## Clean
@@ -65,3 +68,21 @@ standard = "c17"
# member inherits language and standard
```
## Workspace-only root (no build of its own)
A workspace root can set `workspace_only = true` — it won't be built itself, and doesn't need `language` or `compiler`:
```toml
[package]
name = "my-workspace"
version = "0.1.0"
[build]
workspace_only = true
kind = "bin"
[workspace]
lib-core = { path = "lib-core" }
app = { path = "app", deps = ["lib-core"] }
```

View File

@@ -8,8 +8,11 @@ sidebar_label: Introduction
<summary>Quick reference</summary>
```bash
# Installation
curl -fsSL https://dcr.dexoron.su/install.sh | sh
# Installation (dcrup)
curl -fsSL https://sh.dcr-tool.ru | sh -s -- self-install
export PATH="$HOME/.dcr/bin:$PATH"
dcrup install stable # auto: cf → gh → sf → ya
# dcrup install stable --mirror cf # CloudFlare / GitHub / SourceForge / Yandex
# Create a project
dcr new my-app
@@ -51,8 +54,9 @@ dcr gen vscode
* **Incremental builds** — mtime + `.d` headers + SHA256 fingerprint
* **Parallel compilation** — thread::scope, atomic task queue
* **4 backends** — gcc/clang, MSVC/clang-cl, GAS (ARM), NASM (x86)
* **7 project kinds** — bin, staticlib, sharedlib, efi, elf, none, custom
* **7 backends** — gcc/clang (unix_cc), MSVC/clang-cl (msvc), GAS, NASM, MASM, FASM, LLVM IR
* **8 project kinds** — bin, staticlib, sharedlib, efi, elf, none, custom, flat-bin
* **Disk images** — optional `[archive]` packs FAT12/16/32 images after build
* **Cross-compilation** — short names and full triples
* **Profiles** — debug / release with field overrides
* **Workspaces** — multi-package projects with topological sort

View File

@@ -4,6 +4,202 @@ sidebar_label: Changelog
# Changelog
## 0.9.1 (2026-09-13)
* **`pkg-config` dependencies** — declare `fmt = { pkg-config = "fmt" }` or multiple package names in `[dependencies]`; DCR applies `.pc` compiler/linker flags and records the resolved package in `dcr.lock`.
* **`dcr add` support for `pkg-config`** — easily add system package dependencies with `dcr add fmt pkg-config:fmt` or `dcr add openssl pkg:openssl,libcrypto`.
* **`dcr tree` & IDE integration** — `pkg-config` packages are marked in `dcr tree` and resolved into compiler flags in `dcr gen` (`compile_commands.json`).
* **Fixed `dcr new` in non-ASCII / spaced paths** — initializing projects from folders with non-ASCII characters or spaces no longer fails validation.
## 0.9.0 (2026-08-31)
* **Download mirrors in `dcrup`** — `--mirror auto|cf|gh|sf|ya` and `DCRUP_MIRROR`.
Default `auto` tries **cf → gh → sf → ya** (CloudFlare CDN, GitHub, SourceForge, Yandex CDN).
* **Complete Path/Git dependencies** — DCR packages from `path` and `git` are built before their consumer. Git sources are cached in `~/.dcr/git`, support `branch`/`tag`/`rev`, and record the exact commit in `dcr.lock`.
* **Build and prebuild modes** — `path` and `git` dependencies can build a DCR package from `dcr.toml` or link existing `include`/`lib`/`libs` artifacts; `mode = "build"` / `"prebuild"` selects explicitly when both forms are present.
* **Prebuilt dependency examples** — documentation now shows the `dcr-math-lib` Git repository and recommended build/prebuilt layouts for both `git` and `path`.
* **Transitive dependency builds and cycle reporting** — DCR recursively builds DCR packages and reports a clear dependency chain for cycles.
* **Bare path arguments for `dcr add`** — `dcr add mylib ../mylib` now works in addition to the explicit `path:` form.
* **Removed `install.sh` / `install.ps1` / `install_bsd.sh`** — superseded by `dcrup`.
## 0.8.5 (2026-08-08)
* **`package.dcr-version`** — optional CLI version pin in `dcr.toml`.
`dcr new` / `dcr init` write the current version. On config load:
* missing / empty pin → warn "add dcr-version";
* dcr older than pin → warn "update dcr";
* dcr newer than pin → warn "check changelog, update pin";
* equal → silent.
Commands do not fail, warning only (once per path per process).
## 0.8.4 (2026-08-04)
**Added:**
* **`.dcr/` directory** — shared machine-readable build facts for IDE integrations:
* `.dcr/compile_commands.json`
* `.dcr/build-info.json` (`schemaVersion`, `artifact_path`, `profile`, …)
* `.dcr/toolchain.json` (compiler/debugger paths, moc/uic/rcc)
* `.dcr/ide/` (placeholder for IDE lock files)
* **`dcr gen project-info`** — `target`, `target_dir`, `artifact_path`, `artifact_kind`, `source_roots`, `include_globs`, `exclude_globs`; absolute/canonical paths.
* **`dcr build --print-artifact-path`** — one absolute artifact path line on stdout after a successful build.
* **`dcr gen … --quiet` / `-q`** — suppress human success logs for gen subcommands.
* **`.clangd`** — created on first gen with `CompilationDatabase: .dcr` (`# managed by dcr gen`); custom `.clangd` is not overwritten.
* **Helpers** `canonicalize_path`, `atomic_write`, `ensure_dcr_dir`; pure `resolve_artifact_path` via `platform::*`.
* **`dcr new` / `dcr init`** — add `.dcr/` to `.gitignore`.
**Changed (breaking):**
* **`compile_commands.json` moved** from project root to **`.dcr/compile_commands.json`**.\
clangd discovers it via `.clangd` / `--compile-commands-dir=.dcr`.\
CLion and VSCode generators updated accordingly.
* **Atomic write** for compile_commands (tmp + rename).
* **`gen vscode` / `gen clion` launch/run** — use the same artifact path resolver as `project-info` / `build-info.json`.
**Fixed:**
* Launch configs no longer hardcode `target/\<profile>/\<name>` without the Linux triple segment.
* Symlink/mount roots: best-effort canonicalize for root and compile database paths.
## 0.8.3 (2026-08-03)
### Added
* **`dcr run -- \<args>...`** — cargo-style argument forwarding after a bare `--`\
(`dcr run --release -- --test_help`). Applies to direct binary runs and `[run].cmd`.
* **Tests** — host target section `ldflags` without CLI `--target`; run-arg forwarding; `split_double_dash` unit tests.
### Changed
* **Native builds resolve the host triple** — without `--target` / package `build.target`, host sections such as\
`[build.x86_64-unknown-linux-gnu]` apply again (`cflags` / `ldflags` / toolchain).\
Previously the target was empty and those sections were ignored while artifacts already used the host triple path.
* **Empty target** — no more `Unknown target ''` warning.
* **`dcr run --help` / man `dcr-run`** — document `--` forwarding.
### Fixed
* **Native artifact paths on Windows and macOS** — without an explicit `--target` / `build.target`, artifacts use `target/\<profile>`, so `dcr run` and flat-bin find the build output.
* Target-specific `ldflags` missing on native host builds (e.g. micro-lang + `libsct-elf`).
* Spurious empty-target warning.
## 0.8.2 (2026-07-22)
### Added
* **Compile progress `[N/M]`** — live TTY status line (`compile pkg v0.1.0 [12/41]`) so long mono-package builds do not look hung.
* **DCR status style** — fixed-width verbs: `project`, `compile`, `dep`, `ready`, `pack`, `done`, `run`.
* **Cargo feature `archive`** — optional FAT packing via `fatfs` (`cargo build --features archive`). Release CI builds with the feature; without it `[archive]` fails with a clear message.
* **Tests** — `flat_bin_nasm_build`, package `build.target` without CLI `--target`, stricter workspace `clean --all`.
* **CI expansion** — unit + integration on Linux/macOS/Windows, archive feature job, rust-cache, clippy default + all-features (see `.github/workflows/ci.yml`).
### Changed
* **No forced host triple from CLI** — without `--target`, package/member `build.target` is honored (bare-metal / ISO `post_steps` paths).
* **Relative include/lib flags** (`-I`, `-i`, `-isystem`, `-idirafter`, `-L`, `-T`) absolutized against the package root under workspace builds.
* **`dcr clean --all`** — no spam for members without a local `target/` (shared root `target/`).
* **`error` / `warn`** — red / yellow on stderr; CLI fully English (`Hint:`).
* **Help / man** — list `add`, `lint`, `setup`; unknown command exits with code 1.
* **Tool NotFound** — `linker not found: ld.lld …` / `{tool} not found …` instead of raw `os error 2`.
## 0.8.1 (2026-07-20)
### Added
* **`build.kind = "flat-bin"`** — raw binary (default `.bin`) for OS-dev payloads:
* **NASM** — `-f bin` → `\<stem>.bin`
* **FASM** — direct output (`format binary` in source)
* **GAS / MASM / LLC** — object → `objcopy -O binary` → `\<stem>.bin`
* **C/C++** — objects → freestanding link → `objcopy -O binary` → `\<name>.bin`
* Requires `llvm-objcopy` / `objcopy` / `gobjcopy` except for NASM/FASM direct emit
* **`[archive]` section** — FAT12/16/32 disk images after build (`output`, `format`, `size`, `offset`, `label`, `bootsector`, `layout`). From 0.8.2 requires feature `archive`.
* **Single-file `build.roots`** — a root may be a single source or header file, not only a directory.
### Changed
* **`--force`** also re-runs `build.steps` and `build.post_steps`.
* **`dcr run` on workspace-only root** — if `[run].cmd` is set, run that after build; otherwise delegate to a workspace member.
## 0.8.0 (2026-07-18)
### Added
* **Dedicated Build Engine (`src/core/build/engine.rs`)** — decoupled the build orchestration logic completely from the CLI front-end wrapper in `src/cli/build.rs` to a reusable, decoupled core build engine.
* **Polymorphic Language Model (`Language` trait)** — introduced the abstract `Language` trait (`src/core/build/language/mod.rs`). File scanning, compiler resolution, and flags handling are now encapsulated in dedicated language modules for C, C++ (including Qt code generation), LLVM IR, and ASM (GAS, NASM, FASM, MASM).
* **Polymorphic Compilation Dispatch (`Builder` trait)** — introduced the `Builder` trait to generalize builder invocations (`src/core/build/builder/mod.rs`). Consolidated GCC/Clang logic into `builder/cc_common.rs` and Microsoft Visual C++ logic into `builder/msvc/`.
* **Per-Language Configuration overrides (`[build.\<lang>]`)** — introduced support for configuring language-specific compiler, standard, and flags (e.g. `[build.c]`, `[build.cxx]`, `[build.asm]`) independently in `dcr.toml`.
* **Automatic Workspace Dependency Injection** — during workspace builds, include/lib paths of dependent workspace members (including their source headers, local `include/` folders, and build target `target/include` / `target/lib` folders) are automatically resolved and injected.
* **`BuildReporter` Event System** — decoupled build orchestration output into a structured event-driven reporter model (`src/core/build/report.rs`), making DCR suitable for library embedding and IDE integrations without stderr capturing.
* **Build Cancellation Support** — introduced thread-safe cancellation tokens (`Arc\<AtomicBool>`) allowing clients to safely abort compile runs mid-execution.
* **TOML Formatting & Custom Keys Preservation** — migrated the config editor to `toml_edit`, preserving all unknown/user-defined TOML keys, structures, and comments during file write operations (e.g., in `dcr add`).
* **Path Dependencies Target Include Resolution** — local path dependencies configured via tables now correctly expose headers built and packaged into their `target/include` folder to consumer packages.
* **Modular Integration Test Suite** — refactored the monolith `tests/cli_basic.rs` file into clean, specialized integration tests: `cli_build.rs`, `cli_deps.rs`, `cli_lint.rs`, `cli_new.rs`, `cli_qt.rs`, `cli_test.rs`, `cli_workspace.rs`.
### Changed
* **Consolidated Linking and Archiving** — artifact generation (linking executables/shared libraries and archiving static libraries) consolidated into a single `src/core/build/builder/artifact.rs` module.
* **Workspace-Aware member execution** — `dcr run` executed at the workspace root of a `workspace_only` project now triggers the member build inside the workspace context using the `--workspace` parameter, preventing standalone build issues.
* **Elimination of Global State** — removed global variables and states from the build core, encapsulating build logic inside isolated `BuildContext` structs for thread safety.
* **Build Cache Separation** — relocated mtime tracking, incremental caching, and header-dependency checking logic to `src/core/build/cache.rs`.
* **Modularized Pre-build Steps** — decoupled generator scripts and pre-build commands parsing into `src/core/build/steps.rs`.
## 0.7.4 (2026-06-17)
### Added
* **Native Qt support** — automatic meta-object handling (MOC, UIC, RCC) added when `build.qt = true` is set in `dcr.toml`.
* **`dcr lint` command** — C/C++ static analysis via `clang-tidy`. Supports `--fix` for automatic fixes. Respects `build.roots` and `build.src_disable` from config.
* **Three new assembler backends**:
* **MASM** (`compiler = "ml"` / `"ml64"`) — Microsoft Macro Assembler.
* **FASM** (`compiler = "fasm"`) — Flat Assembler.
* **LLVM IR** (`compiler = "llc"`) — compiles `.ll` files via `llc -filetype=obj`.
* **Shared ASM pipeline** — linking and archiving logic consolidated into `core/builder/asm.rs`. Adding a new assembler backend now takes ~30 lines.
* **Filesystem utilities** — `to_hex()` and `home_dir()` extracted to `utils/fs.rs`.
* **Build utilities** — `normalize_target()`, `normalize_kind()`, `normalize_platform()`, `default_profile_flags()` extracted to `utils/build.rs`.
* **Backend helpers** — `asm_lang_flag()`, `source_extensions()`, `elapsed_secs()` added to `core/builder/common.rs`.
* **Full Bare-Metal / Freestanding Automation** — introduced the `build.freestanding = true` configuration option. When enabled (or when a bare-metal target is detected), DCR automatically injects `-ffreestanding` during compilation and both `-nostdlib` and `-static` during linking.
* **Artifact Optimization (LTO & Strip)** — added `build.lto` (auto-injects `-flto` for compiler and linker) and `build.strip` (automatically strips debug symbols via linker `-s` flag) options to `dcr.toml`.
* **Compilation Thread Control** — added the `build.codegen-units` option to strictly limit the maximum number of parallel jobs utilized by the custom `parallel_build` worker pool.
* **Panic Behavior Management** — added `build.panic = "abort"` support. For C++ targets, it automatically strips exception handling and unwind tables via `-fno-exceptions`, `-fno-unwind-tables`, and `-fno-asynchronous-unwind-tables`.
### Changed
* **Intelligent Default Flags Generation** — automated injection of fallback optimization (`-O3`/`-O0`), debug (`-g`), and warning (`-Wall -Wextra`) flags is now suppressed for bare-metal and freestanding builds if `build.cflags` are overridden.
* **Centralized Bare-Metal Detection** — relocated the `is_bare_metal_target` helper to common build utilities (`src/utils/build.rs`) for unified access across the building core.
* **Architectural Refactoring**:
* Renamed `src/config.rs` to `src/templates.rs`.
* Started consolidation of configuration and build orchestration logic.
## 0.7.3 (2026-06-13)
### Added
* **`--vcs` option for `new` and `init` commands** — introduced explicit version control system selection via `--vcs \<git|none>`.
* **Git metadata integration in `--version`** — the CLI now appends the current short commit hash and a `-dirty` suffix if there are uncommitted changes in the DCR repository.
* **Automatic `.gitignore` generation** — Git repository initialization now automatically writes a `.gitignore` file excluding the `/target` directory.
* **Nested repository prevention** — automatic Git initialization is now skipped if `dcr new` or `dcr init` is executed inside an already existing Git repository.
* **VCS verification tests** — added `new_vcs_options_work` and `init_vcs_options_work` integration tests to ensure reliable repository behavior.
### Changed
* **Complete removal of `git2` dependency** — all Git actions (dependency fetching, VCS setup, status checks) are now delegated to the system `git` executable via `Command`. This simplifies compilation and drops the need for `vendored` and `openssl` features.
* **Migrated from `reqwest` to `ureq`** — replaced the heavy `reqwest` crate in `flag_update.rs` with the lightweight synchronous `ureq 2.10` client, reducing overhead and the final binary size.
## 0.7.2 (2026-06-07)
### Added
* `default_target_triple()` now respects `target_env` — Linux (gnu/musl) and Windows (msvc/gnu) use the correct environment instead of hardcoded values.
### Fixed
* **macOS Apple Silicon builds failed with `_main` undefined** — `--target=` is now passed to ldflags, not just cflags. `default_target_triple()` uses `std::env::consts::ARCH` on macOS instead of hardcoded `x86_64`.
* **GitHub Stars and GPL-3.0 badges not rendering in README** — badge block converted to pure HTML.
### Changed
* Default target resolution extracted into shared `default_target_triple()` — removed duplication across build, run, clean.
## 0.7.1 (2026-06-02)
### Added

View File

@@ -13,7 +13,7 @@ dcr build # debug profile
dcr build --release # release build
dcr build --debug # explicit debug
dcr build --target aarch64-unknown-linux-gnu
dcr build --force # full rebuild
dcr build --force # full rebuild (also re-runs build.steps / post_steps)
dcr build --clean # clean + build
dcr build --verbose # show compilation commands
dcr build --workspace pkg-a # build specific workspace package
@@ -21,6 +21,8 @@ dcr build --workspace pkg-a # build specific workspace package
Artifacts: `target/\<triple>/\<profile>/\<binary-name>` (Linux with explicit target).
With `[archive]` in `dcr.toml`, a FAT disk image is packed after a successful build.
## `dcr run`
Builds (if sources are newer than artifacts) and runs the binary.
@@ -28,8 +30,11 @@ Builds (if sources are newer than artifacts) and runs the binary.
```bash
dcr run
dcr run --release
dcr run --force # force rebuild then run
```
On a **workspace-only** root: if `[run].cmd` is set, that command is used after build; otherwise DCR delegates to a workspace member.
## `dcr clean`
Removes `target/` directory (or `target/\<target>/\<profile>`).

View File

@@ -15,6 +15,8 @@ dcr add mylib path:./lib # explicit path prefix
dcr add mylib git:https://github.com/user/repo # explicit git prefix
dcr add mylib github:user/repo # GitHub shorthand
dcr add mylib gitlab:user/repo # GitLab shorthand
dcr add fmt pkg-config:fmt # system package via pkg-config
dcr add openssl pkg:openssl,libcrypto # multiple pkg-config packages
```
Source prefixes:
@@ -23,6 +25,7 @@ Source prefixes:
* `git:` — generic git URL
* `github:` — expands to `https://github.com/\<user>/\<repo>`
* `gitlab:` — expands to `https://gitlab.com/\<user>/\<repo>`
* `pkg-config:` / `pkg:` — one or more packages resolved by `pkg-config`
* `http://` / `https://` / `git@` — full URL
Flags:
@@ -31,7 +34,12 @@ Flags:
* `--tag \<name>` — git tag
* `--rev \<hash>` — git commit
If source is omitted — DCR searches connected registries.
If source is omitted — DCR searches connected registries. A bare relative or absolute path is accepted as a path dependency.
For `pkg-config` dependencies, the referenced packages must already be installed
and provide `.pc` files. DCR invokes `pkg-config` during the build (using
`PATH` and `PKG_CONFIG_PATH`) and forwards the returned compiler and linker
flags; it does not download or build these packages.
## `dcr tree`

View File

@@ -12,8 +12,13 @@ Only ASCII letters, digits, underscores `_` and hyphens `-` are allowed in the p
```bash
dcr new my-app
dcr new my-app --vcs none
```
Flags:
* `--vcs \<git|none>` — Initialize version control system (defaults to `git` if available, or `none`).
Generates:
* `dcr.toml` with basic fields
@@ -24,8 +29,12 @@ Generates:
Initializes a DCR project in the current (empty) directory.
```bash
mkdir app && cd app
dcr init
dcr init --vcs none
```
Flags:
* `--vcs \<git|none>` — Initialize version control system (defaults to `git` if available, or `none`).
The project name is taken from the current directory name. The directory name must follow the same naming rules as `dcr new`.

View File

@@ -15,9 +15,9 @@ dcr setup
If `~/.dcr/config.toml` is not found, DCR returns an error. Create it manually:
```toml
[[registry]]
name = "default"
[registry.default]
url = "https://index.dcr.pm"
priority = 1
```
## `dcr --help`

View File

@@ -8,6 +8,7 @@ sidebar_label: Contributing
```bash
git clone https://github.com/dexoron/dcr
# or a source mirror: GitVerse / SourceCraft / SourceForge / GitLab (see README)
cd dcr
cargo build
```
@@ -42,10 +43,11 @@ cargo test --all-targets
## CI
CI runs:
CI runs (see `.github/workflows/ci.yml`):
* `cargo fmt --check`
* `cargo clippy --all-targets -- -D warnings`
* `cargo test --all-targets`
* Build on Linux, macOS, Windows
* Integration tests
* `cargo clippy` (default + `--all-features`)
* `cargo check --all-targets --all-features`
* Unit + integration tests on Linux, macOS, Windows
* Extra Linux job with `--features archive` (FAT images)
* Tools on runners: clang, nasm, clang-format/tidy (Linux)

View File

@@ -13,9 +13,9 @@ error: registry not found
**Solution:** Make sure `~/.dcr/config.toml` exists:
```toml
[[registry]]
name = "default"
[registry.default]
url = "https://index.dcr.pm"
priority = 1
```
And check `DCR_INDEX_PATH`:
@@ -39,27 +39,6 @@ which clang
Or specify explicitly via `[toolchain]` in `dcr.toml`.
## openssl-sys build failed
When building DCR from source:
```
error: failed to run custom build command for openssl-sys
```
**Solution:** Install OpenSSL development headers:
```bash
# Ubuntu/Debian
sudo apt install libssl-dev
# Fedora
sudo dnf install openssl-devel
# macOS
brew install openssl
```
## Ctrl+C during build
DCR handles SIGINT: interrupts the current compilation and exits with non-zero code.
@@ -76,6 +55,21 @@ See [Cross-Compile Recipe](/docs/recipes/cross-to-windows).
See [Workspace Recipe](/docs/recipes/multi-package-workspace).
## Bootloader / pure NASM OS image
Use `kind = "flat-bin"` (NASM `-f bin`) and optional `[archive]` for a FAT disk image.
See [OS-dev recipe](/docs/recipes/os-flat-bin-archive).
## How do I choose a download mirror?
`dcrup install` uses `--mirror auto` by default and tries **cf → gh → sf → ya**.
```bash
dcrup install stable --mirror cf
export DCRUP_MIRROR=ya
```
## Lock file
`dcr.lock` is created during builds (`dcr build`) when registry dependencies are present. To force an update — delete `dcr.lock` and run `dcr build`.

View File

@@ -70,3 +70,10 @@ dcr test # run tests
```bash
dcr fmt # clang-format with .clang-format
```
## Linting
```bash
dcr lint # clang-tidy checks
dcr lint --fix # apply fixes automatically
```

View File

@@ -4,28 +4,82 @@ sidebar_label: Installation
# Installation
## Linux (Dexoron Packages)
## dcrup (recommended)
Configure your package manager at https://pkg.dexoron.su and install:
Install and switch DCR versions (stable / dev / night, pin `0.8.2`, optional build from source).
**Arch Linux**
### Linux / macOS / BSD / Windows (bash)
```sh
sudo pacman -Sy dcr
curl -fsSL https://sh.dcr-tool.ru | sh -s -- self-install
export PATH="$HOME/.dcr/bin:$PATH"
dcrup install stable
```
**Debian/Ubuntu**
Non-interactive install of DCR in one shot:
```sh
sudo apt update && sudo apt install dcr
curl -fsSL https://sh.dcr-tool.ru | sh -s -- install stable
export PATH="$HOME/.dcr/bin:$PATH"
```
**Fedora/RHEL**
### Windows (PowerShell)
```powershell
irm https://ps1.dcr-tool.ru | iex
# or download then run:
# irm https://ps1.dcr-tool.ru -OutFile dcrup.ps1
# powershell -File .\dcrup.ps1 self-install
# $env:Path += ";$env:USERPROFILE\.dcr\bin"
dcrup install stable
```
Optional cmd bootstrap (if you prefer `curl` of the cmd shim):
```bat
curl -fsSL -o dcrup.cmd https://cmd.dcr-tool.ru
```
After `self-install`, the command is **`dcrup`** (no `.sh` / `.ps1`): shims live in `~/.dcr/bin` (Unix) or `%USERPROFILE%\.dcr\bin` (Windows `dcrup.cmd`).
### Common dcrup commands
```sh
sudo dnf install dcr
dcrup install stable # latest stable prebuilt (auto: cf → gh → sf → ya)
dcrup install 0.8.2 # pin → 0.8.2@stable
dcrup install 0.8.2@dev
dcrup install stable --libc musl # Linux: musl asset (default: gnu)
dcrup install stable --mirror cf # CloudFlare CDN
dcrup install stable --mirror ya # Yandex CDN (RU fallback)
dcrup install stable --build # cargo build --features archive
dcrup install night # always build from branch dev HEAD
dcrup default 0.8.2
dcrup update
dcrup list
dcrup show
dcrup which
```
Layout: `~/.dcr/toolchains/\<id>/dcr` and `~/.dcr/bin/dcr` → active version.
### Download mirrors
Prebuilt installs try **cf → gh → sf → ya** unless you pin a host.
| Code | URL | Notes |
| ---- | ------------------------------------------------------------------------------------------------------------ | -------------------------- |
| `cf` | `https://cdn-global.dcr-tool.ru/\<tag>/\<asset>` | CloudFlare CDN (worldwide) |
| `gh` | `https://github.com/dexoron/dcr/releases/download/\<tag>/\<asset>` | GitHub Releases |
| `sf` | `https://sourceforge.net/projects/dcr-tool/files/\<tag>/\<asset>/download` | SourceForge |
| `ya` | `https://cdn-ru.dcr-tool.ru/\<tag>/\<asset>` | Yandex CDN (RU fallback) |
```sh
dcrup install stable --mirror auto # default
export DCRUP_MIRROR=cf # persist for this shell
```
---
## Arch Linux (AUR)
```sh
@@ -45,11 +99,12 @@ brew install dcr
sudo snap install dcrup
```
> If classic Snap Store publishing is unavailable, install the `.snap` from [GitHub Releases](https://github.com/dexoron/dcr/releases/latest) with `--dangerous`.
## Nix (flake)
```sh
nix run github:dexoron/dcr
# or install to profile:
nix profile install github:dexoron/dcr
```
@@ -59,51 +114,40 @@ nix profile install github:dexoron/dcr
cargo install dcr
```
## Linux / macOS (script)
Note: crates.io builds may omit optional features. For FAT disk images (`[archive]`), prefer release binaries or:
```sh
curl -fsSL https://dcr.dexoron.su/install.sh | sh
```
## BSD (script)
```sh
curl -fsSL https://dcr.dexoron.su/install_bsd.sh | sh
```
## Windows (PowerShell)
```powershell
irm https://dcr.dexoron.su/install.ps1 | iex
cargo install dcr --features archive
```
## From source
```sh
git clone https://github.com/dexoron/dcr.git
cd dcr && cargo build --release
cd dcr
cargo build --release --features archive
ln -sf "$PWD/target/release/dcr" ~/.local/bin/dcr
# or manage versions with dcrup install night / --build
```
## Post-install
Verify the installation:
```bash
dcr --version
dcrup show # if installed via dcrup
```
Man pages are available after installation:
Man pages (package installs / release assets):
```bash
man dcr
man dcr-build
```
To use the registry, create `~/.dcr/config.toml`:
Registry (optional) — `~/.dcr/config.toml`:
```toml
[[registry]]
name = "default"
[registry.default]
url = "https://index.dcr.pm"
priority = 1
```

View File

@@ -6,6 +6,13 @@ sidebar_label: IDE Integration
## VS Code
Install the recommended [DCR extension by Dexoron-Labs](https://marketplace.visualstudio.com/items?itemName=Dexoron-Labs.dcr). Do not install Microsoft C/C++ extensions for DCR projects: DCR uses `clangd`. MS C/C++ is acceptable only when you need its debugger.
Recommended companion extensions:
* [Even Better TOML](https://marketplace.visualstudio.com/items?itemName=tamasfe.even-better-toml)
* [CodeLLDB](https://marketplace.visualstudio.com/items?itemName=vadimcn.vscode-lldb), or MS C/C++ for debugger support only
```bash
dcr gen vscode
```

View File

@@ -10,36 +10,23 @@ DCR itself is [GPL-3.0-or-later](https://spdx.org/licenses/GPL-3.0-or-later.html
> **Note:** DCR is a build tool, not a library. The GPL applies only to DCR's own source code. Projects built with DCR are not subject to DCR's license — their licensing is determined solely by their own code and dependencies.
## Vendored libraries
DCR statically links the following C libraries through its vendored Rust dependencies:
| Library | License | Bundled by |
| ------------------------------------------ | ------------------ | ----------------------------- |
| [libgit2](https://libgit2.org) | MIT OR Apache-2.0 | `git2` / `libgit2-sys` |
| [libssh2](https://libssh2.org) | MIT OR Apache-2.0 | `libgit2-sys` |
| [zlib](https://zlib.net) | MIT OR Apache-2.0 | `libgit2-sys` |
| [OpenSSL](https://openssl.org) | Apache-2.0 | `openssl-sys` / `openssl-src` |
| [ring](https://github.com/briansmith/ring) | Apache-2.0 AND ISC | `rustls` |
## Rust dependencies
DCR is written in Rust. The following notable Rust crates are statically linked:
| Crate | License |
| --------------------------------------------- | ------------------------ |
| [`reqwest`](https://crates.io/crates/reqwest) | MIT OR Apache-2.0 |
| [`rustls`](https://crates.io/crates/rustls) | Apache-2.0 OR ISC OR MIT |
| [`serde`](https://crates.io/crates/serde) | MIT OR Apache-2.0 |
| [`toml`](https://crates.io/crates/toml) | MIT OR Apache-2.0 |
| [`sha2`](https://crates.io/crates/sha2) | MIT OR Apache-2.0 |
| [`git2`](https://crates.io/crates/git2) | MIT OR Apache-2.0 |
| [`openssl`](https://crates.io/crates/openssl) | Apache-2.0 |
| [`tokio`](https://crates.io/crates/tokio) | MIT |
| [`hyper`](https://crates.io/crates/hyper) | MIT |
| [`ctrlc`](https://crates.io/crates/ctrlc) | MIT OR Apache-2.0 |
| Crate | License |
| ------------------------------------------------------- | ----------------- |
| [`ureq`](https://crates.io/crates/ureq) | MIT OR Apache-2.0 |
| [`serde`](https://crates.io/crates/serde) | MIT OR Apache-2.0 |
| [`toml`](https://crates.io/crates/toml) | MIT OR Apache-2.0 |
| [`toml_edit`](https://crates.io/crates/toml_edit) | MIT OR Apache-2.0 |
| [`serde_json`](https://crates.io/crates/serde_json) | MIT OR Apache-2.0 |
| [`sha2`](https://crates.io/crates/sha2) | MIT OR Apache-2.0 |
| [`glob`](https://crates.io/crates/glob) | MIT OR Apache-2.0 |
| [`self-replace`](https://crates.io/crates/self-replace) | MIT OR Apache-2.0 |
| [`ctrlc`](https://crates.io/crates/ctrlc) | MIT OR Apache-2.0 |
Full dependency tree (143 packages) is available in [`Cargo.lock`](https://github.com/dexoron/dcr/blob/main/Cargo.lock). The overwhelming majority are dual-licensed under MIT OR Apache-2.0.
Full dependency tree is available in [`Cargo.lock`](https://github.com/dexoron/dcr/blob/main/Cargo.lock). The overwhelming majority are dual-licensed under MIT OR Apache-2.0.
## Additional credits

View File

@@ -34,6 +34,7 @@ type = "none"
inherit = true
language = "c"
standard = "c11"
workspace_only = true
[workspace.lib-core]
path = "lib-core"

View File

@@ -0,0 +1,89 @@
---
sidebar_label: OS-dev (flat-bin + archive)
---
# Pure ASM / boot image (flat-bin + archive)
Minimal OS-dev style pipeline: assemble raw binaries with NASM, then pack a FAT floppy/image with an optional boot sector.
## Project layout
```
myos/
dcr.toml
src/
boot.asm # boot sector (512 bytes)
kernel.asm # payload
```
For multiple flat artifacts, use a **workspace** (one member per binary) or separate packages; a single `flat-bin` package produces one binary per source stem.
## Boot package (`flat-bin`)
```toml
[package]
name = "boot"
version = "0.1.0"
[build]
language = "asm"
compiler = "nasm"
kind = "flat-bin"
extension = "bin"
roots = ["src/boot.asm"]
```
```bash
dcr build
# → target/<…>/debug/boot.bin (NASM -f bin, no link)
```
## Disk image after build
```toml
[archive]
output = "target/{profile}/disk.img"
format = "fat12"
size = "1440K"
label = "MYOS"
bootsector = "target/{profile}/boot.bin"
[[archive.layout]]
from = "target/{profile}/kernel.bin"
to = "KERNEL.BIN"
```
* `format`: `fat12`, `fat16`, or `fat32`
* `size`: bytes or `K`/`KB`/`M`/`MB`/`G`/`GB` (default ~1.44 MiB)
* `bootsector`: written only when `offset` is omitted or `0`
* `from` may be a glob; `{profile}` is substituted in paths
## C kernel → flat binary
```toml
[build]
language = "c"
compiler = "clang"
kind = "flat-bin"
freestanding = true
filename = "kernel"
extension = "bin"
ldflags = ["-T", "linker.ld"]
```
Pipeline: objects → temporary linked ELF → `objcopy -O binary` → `kernel.bin`. Requires `objcopy` / `llvm-objcopy` in PATH.
## Other assemblers
| Tool | Notes |
| -------- | --------------------------------------------------------------------------------------- |
| **FASM** | Write `format binary` in the source; DCR writes `\<stem>.bin` directly |
| **GAS** | Assemble `.s` → obj → `objcopy -O binary` |
| **LLC** | `language = "llvm_ir"` → obj → objcopy |
| **MASM** | COFF obj → objcopy (needs binutils/LLVM objcopy) |
## Notes
* Single-file `roots` are supported: `roots = ["src/boot.asm"]`.
* `--force` re-runs `build.steps` / `build.post_steps` as well as recompilation.
* Prefer `kind = "elf"` if you need a relocatable ELF kernel without stripping to raw binary.

View File

@@ -56,7 +56,7 @@ moc = "moc {in} -o {out}"
### GAS / NASM / MASM / FASM / LLVM-IR
* GAS: `-I`, `-c -o`, `--defsym`
* NASM: `-I`, `-o`, `-D`, `-f` (format: win64/elf64/macho64/macho32/elf32)
* NASM: `-I`, `-o`, `-D`, `-f` (format: win64/elf64/macho64/macho32/elf32; **`bin` when `kind = "flat-bin"`**)
* MASM: `/nologo /c /Fo\<obj> <source>`
* FASM: `<source> \<output>` (output path is the object file)
* LLVM IR: `-filetype=obj <source> -o \<output>`
@@ -78,15 +78,20 @@ Three levels of incrementality:
## Build Kinds
| Kind | Type | Path (Linux example) |
| ----------- | ------------------------------- | -------------------------------------------------------------------------------------------------------------------------- |
| `bin` | Executable | `target/\<triple>/\<profile>/\<name>` (.exe on Windows) |
| `staticlib` | Static library | `target/\<triple>/\<profile>/lib\<name>.a` (.lib) |
| `sharedlib` | Dynamic library | `target/\<triple>/\<profile>/lib\<name>.so` (.dll/.dylib) |
| `efi` | UEFI application | `target/\<triple>/\<profile>/\<name>.efi` |
| `elf` | ELF without stdlib | `target/\<triple>/\<profile>/\<name>` |
| `none` | Compile only, no link | — |
| `custom` | Full filename+extension control | `target/\<triple>/\<profile>/\<filename>.\<extension>` |
| Kind | Type | Path (Linux example) |
| ----------- | ------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------- |
| `bin` | Executable | `target/\<triple>/\<profile>/\<name>` (.exe on Windows) |
| `staticlib` | Static library | `target/\<triple>/\<profile>/lib\<name>.a` (.lib) |
| `sharedlib` | Dynamic library | `target/\<triple>/\<profile>/lib\<name>.so` (.dll/.dylib) |
| `efi` | UEFI application | `target/\<triple>/\<profile>/\<name>.efi` |
| `elf` | ELF without stdlib | `target/\<triple>/\<profile>/\<name>` |
| `none` | Compile only, no link | — |
| `custom` | Full filename+extension control | `target/\<triple>/\<profile>/\<filename>.\<extension>` |
| `flat-bin` | Raw binary | ASM: `\<stem>.bin` (NASM `-f bin` / FASM / GAS·MASM·LLC via objcopy); C/C++: `\<name>.bin` (link + objcopy) |
## Disk images (`[archive]`)
After a successful build, if `[archive]` is present in `dcr.toml`, DCR formats a FAT volume and copies files from `layout` into the image. See [dcr.toml → archive](/docs/reference/dcr-toml#archive).
## Build Steps

View File

@@ -57,14 +57,8 @@ dcr build --target aarch64-none-elf
## Target Directory
On Linux with explicit target:
By default, the compilation output directories are structured as follows:
```
target/<triple>/<profile>/
```
On macOS/Windows or without target:
```
target/<profile>/
```
* **Linux and BSD**: Always output to `target/\<triple>/\<profile>/` (using host triple if no target is specified).
* **macOS and Windows (without target)**: Output to `target/\<profile>/`.
* **macOS and Windows (with explicit target)**: Output to `target/\<triple>/\<profile>/`.

View File

@@ -33,70 +33,121 @@ Main project configuration file. Located at the project root.
[run]
# run settings
[archive]
# optional: pack FAT disk image after build
```
## [package]
| Field | Required | Description |
| --------- | -------- | ----------------------- |
| `name` | yes | Project name |
| `version` | yes | Semantic version |
| `type` | yes | `app`, `lib`, `none` |
| `license` | no | SPDX license identifier |
| `author` | no | Author |
| Field | Required | Description |
| ------------- | -------- | --------------------------------------------------------------------------------------------------------------- |
| `name` | yes | Project name |
| `version` | yes | Semantic version of the **project** |
| `dcr-version` | no | Semver of the **dcr tool** this project targets. Written by `dcr new` / `dcr init` to the current tool version. |
| `type` | no | `app`, `lib`, `none` (defaults to `"none"`) |
| `license` | no | SPDX license identifier |
| `author` | no | Author |
```toml
[package]
name = "my-app"
version = "0.1.0"
dcr-version = "0.8.4"
type = "app"
license = "MIT"
author = "John Doe"
```
### `package.dcr-version`
Optional pin of the DCR CLI the project was written for. On every `dcr.toml` load:
| Situation | Behaviour |
| ------------------------------ | ---------------------------------------------------------- |
| Field missing / empty | Warning: add `dcr-version` (set by `dcr new` / `dcr init`) |
| Running dcr **older** than pin | Warning: upgrade dcr (`dcr --update`) |
| Running dcr **newer** than pin | Warning: review changelog, bump the pin when ready |
| Equal | Silent |
| Invalid semver | Warning once, field ignored |
Never fails the command — warnings only. Pre-release suffixes (`1.0.0-dev`) are ignored for comparison (`1.0.0-dev` ≡ `1.0.0`).
## [build]
...
* `build.qt` — (bool) Enable automatic Qt meta-object handling (MOC, UIC, RCC). Requires `qt6` modules installed via `pkg-config`.
| Field | Default | Description |
| ---------------- | ------------------------------------------- | --------------------------------------------------------------------- |
| `language` | `"c"` | `"c"`, `"c++"`, `"cpp"`, `"cxx"`, `"asm"` |
| `standard` | `"c11"` | C standard (`c11`, `c17`, `c23`) |
| `cxx_standard` | `"c++20"` | C++ standard (`c++17`, `c++20`, `c++23`) |
| `compiler` | `"clang"` | Preferred compiler |
| `kind` | `"bin"` | `bin`, `staticlib`, `sharedlib`, `efi`, `elf`, `none`, `custom` |
| `target` | host | Target triple for cross-compilation |
| `platform` | `"native"` | `native`, `efi` |
| `cflags` | `[]` | Additional C/C++/ASM flags |
| `ldflags` | `[]` | Additional linker flags |
| `filename` | `""` | Custom output file name |
| `extension` | `""` | Custom file extension |
| `roots` | `["src"]` | Source root directories |
| `exclude` | `[]` | Exclude patterns |
| `include` | `[]` | Additional include directories |
| `src_disable` | `false` | Disable auto source discovery |
| `inherit` | `false` | Inherit build from workspace root |
| `clean` | `[]` | Glob patterns for custom clean paths |
| `out_dir` | `""` | Custom output directory |
| `workspace_only` | `false` | Workspace-only, not built standalone |
| `freestanding` | `false` | Compile in freestanding mode (`-ffreestanding` + `-nostdlib -static`) |
| `opt_level` | `"0"` (debug) / `"3"` (release) | Optimization level: `0`-`3`, `"s"`, `"z"` |
| `debug` | `true` (debug) / `false` (release) | Emit debug symbols (`-g`) |
| `lto` | `false` | Link-time optimization (`-flto` for both compiler and linker) |
| `strip` | `false` | Strip symbols from output (`-s` in ldflags) |
| `warnings` | `["all", "extra"]` (debug) / `[]` (release) | Warning flags (e.g. `"all"`, `"extra"`, `"pedantic"`) |
| `panic` | `""` | Panic strategy: `"abort"` disables exceptions and unwind tables |
| `codegen-units` | `""` | Max parallel compilation jobs (`"0"` = auto) |
| `qt` | `false` | Enable automatic Qt meta-object handling (MOC, UIC, RCC) |
| Field | Default | Description |
| ---------------- | ------------- | --------------------------------------------------------------------------------------------------------- |
| `language` | `"c"` | `"c"`, `"c++"`, `"cpp"`, `"cxx"`, `"asm"`, `"llvm_ir"`, `"llvm-ir"`, `"ll"` (optional, defaults to `"c"`) |
| `standard` | `"c11"` | C standard (`c11`, `c17`, `c23`) |
| `cxx_standard` | — | C++ standard (`c++17`, `c++20`, `c++23`) |
| `compiler` | `"clang"` | Preferred compiler (optional, defaults to `"clang"`) |
| `kind` | `"bin"` | `bin`, `staticlib`, `sharedlib`, `efi`, `elf`, `none`, `custom`, `flat-bin` |
| `target` | host | Target triple for cross-compilation |
| `platform` | `"native"` | `native`, `efi` |
| `cflags` | `[]` | Additional C/C++/ASM flags |
| `ldflags` | `[]` | Additional linker flags |
| `filename` | `""` | Custom output file name |
| `extension` | `""` | Custom file extension (for `flat-bin`, default is `bin`) |
| `roots` | `["src"]` | Source roots: directories and/or individual source/header files |
| `exclude` | `[]` | Exclude patterns |
| `include` | `[]` | Additional include directories |
| `src_disable` | `false` | Disable auto source discovery |
| `inherit` | `false` | Inherit build from workspace root |
| `clean` | `[]` | Glob patterns for custom clean paths |
| `out_dir` | `""` | Custom output directory |
| `workspace_only` | `false` | Workspace-only, not built standalone (no `language`/`compiler` required) |
| `freestanding` | `false` | Compile in freestanding mode (`-ffreestanding` + `-nostdlib -static`) |
| `opt_level` | — | Optimization level: `0`-`3`, `"s"`, `"z"` (derived from profile if omitted) |
| `debug` | profile-based | Emit debug symbols (`-g`): `true` in debug, `false` in release |
| `lto` | `false` | Link-time optimization (`-flto` for both compiler and linker) |
| `strip` | `false` | Strip symbols from output (`-s` in ldflags) |
| `warnings` | `[]` | Warning flags (e.g. `"all"`, `"extra"`, `"pedantic"`); engine adds `-Wall -Wextra` in debug if empty |
| `panic` | `""` | Panic strategy: `"abort"` disables exceptions and unwind tables |
| `codegen-units` | `""` | Max parallel compilation jobs (`"0"` = auto) |
| `qt` | `false` | Enable automatic Qt meta-object handling (MOC, UIC, RCC) |
Settings from raw config (not in typed struct):
* `pkg_config` — list of pkg-config packages
* `pkg_config` — list of packages queried for build-wide compiler/linker flags
Dependencies can also declare a system package directly, for example
`fmt = { pkg-config = "fmt" }`. This records the package in `dcr.lock` and applies
the flags returned by `pkg-config --cflags` and `pkg-config --libs`.
* `ldscript` — linker script path
* `build.steps` / `build.post_steps` — codegen steps
## Per-language overrides: `[build.c]`, `[build.cxx]`, `[build.asm]`, `[build.llvm_ir]`
Each language can have its own table that overrides the flat `[build]` settings:
```toml
[build]
compiler = "clang"
standard = "c11"
[build.c]
standard = "c23"
compiler = "gcc"
[build.cxx]
standard = "c++23"
compiler = "g++"
[build.asm]
compiler = "nasm"
flags = ["-felf64"]
[build.llvm_ir]
compiler = "llc"
```
The flat `[build]` acts as fallback; per-language tables take precedence for their language.
Example:
```toml
@@ -150,3 +201,84 @@ Default `cmd` = `./target/{profile}/{name}` (macOS/Windows) or `./target/\<tripl
## [workspace]
See [workspaces](/docs/reference/workspaces).
## [archive]
Optional post-build step: format a FAT volume and copy built artifacts into a disk image. Runs after a successful package build (and after workspace member builds that define `[archive]`).
Requires DCR built with the `archive` Cargo feature (`cargo build --features archive`). Release binaries include this feature.
| Field | Required | Description |
| ------------ | -------- | ------------------------------------------------------------------------------------------- |
| `output` | yes | Image path relative to project root (`{profile}` allowed) |
| `format` | yes | `fat12`, `fat16`, or `fat32` |
| `size` | no | Image size: bytes or `K`/`KB`/`M`/`MB`/`G`/`GB` (default `1474560` ≈ 1.44 MiB) |
| `offset` | no | Byte offset of the FAT volume inside the image (default `0`) |
| `label` | no | Volume label (max 11 chars, default `VOLUME`) |
| `bootsector` | no | Path to a 512-byte boot sector written at offset 0 when `offset` is 0 (`{profile}` allowed) |
| `layout` | no | List of `{ from, to }` entries (files or globs → path inside the volume) |
```toml
[archive]
output = "target/{profile}/disk.img"
format = "fat12"
size = "1440K"
label = "MYOS"
bootsector = "target/{profile}/boot.bin"
[[archive.layout]]
from = "target/{profile}/kernel.bin"
to = "KERNEL.BIN"
[[archive.layout]]
from = "assets/*"
to = "/"
```
Typical pairing with `kind = "flat-bin"` (NASM `-f bin`) for bootloaders and pure-ASM OS images.
## `flat-bin` (kind)
Produces a raw binary (default extension `bin`) for boot sectors, kernels, and freestanding payloads.
### Assemblers
| Tool | Language / compiler | How flat-bin is produced |
| ---- | ------------------------------------------ | -------------------------------------------- |
| NASM | `language = "asm"`, `compiler = "nasm"` | `-f bin` → `\<stem>.bin` |
| FASM | `compiler = "fasm"` | direct write (use `format binary` in source) |
| GAS | `compiler = "as"` / `"gas"` | assemble → `objcopy -O binary` |
| MASM | `compiler = "ml"` / `"ml64"` | assemble → `objcopy -O binary` |
| LLC | `language = "llvm_ir"`, `compiler = "llc"` | `-filetype=obj` → `objcopy -O binary` |
```toml
[build]
language = "asm"
compiler = "nasm"
kind = "flat-bin"
extension = "bin"
roots = ["src/boot.asm"]
```
### C / C++
Compile all sources, link with `-nostdlib -static` (plus your `ldflags` / `ldscript`), then convert the intermediate ELF/PE with `objcopy -O binary` to `\<filename|name>.bin`.
```toml
[build]
language = "c"
compiler = "clang"
kind = "flat-bin"
freestanding = true
filename = "kernel"
extension = "bin"
ldscript = "linker.ld"
ldflags = ["-T", "linker.ld"]
```
Notes:
* Multi-file **ASM** packages emit one `\<stem>.bin` per source; **C/C++** emit a single project binary.
* `objcopy` tools tried in order: `llvm-objcopy`, `objcopy`, `gobjcopy`.
* Incompatible with `build.qt = true`.
* `dcr run` rejects `flat-bin` (not a host executable).

View File

@@ -6,7 +6,7 @@ sidebar_label: Dependencies
## Formats
The `[dependencies]` section supports three formats:
The `[dependencies]` section supports registry, path, Git, and `pkg-config` dependencies:
### String (registry)
@@ -23,10 +23,10 @@ The version string is used as-is for registry lookup.
```toml
[dependencies]
fmt = { git = "https://github.com/fmtlib/fmt", tag = "10.1.1" }
dcr-math = { git = "https://github.com/dexoron/dcr-math-lib.git", tag = "v0.1.0" }
```
Fields: `git`, `branch`, `tag`, `rev`.
Fields: `git`, `branch`, `tag`, `rev`, `mode`, `include`, `lib`, `libs`.
### Table (path)
@@ -35,33 +35,73 @@ Fields: `git`, `branch`, `tag`, `rev`.
mylib = { path = "../mylib" }
```
For a prebuilt external library, specify its layout explicitly. The three
arrays are paths relative to the dependency root (`include`, `lib`) and linker
names (`libs`):
```toml
[dependencies]
dcr-math = { path = "../deps/dcr-math", include = ["include"], lib = ["lib"], libs = ["dcr-math"] }
```
### Table (`pkg-config`)
Use an installed `.pc` package when the library is provided by the operating system
or another system package manager. DCR invokes `pkg-config --cflags` and
`pkg-config --libs`, preserving include, library, linker, and other flags:
```toml
[dependencies]
fmt = { pkg-config = "fmt" }
openssl = { pkg-config = ["openssl", "libcrypto"] }
```
The `pkg-config` executable must be available in `PATH`. The named `.pc` files must
be available through pkg-config's standard search paths or via `PKG_CONFIG_PATH`.
These dependencies are not downloaded or built by DCR; they are recorded in
`dcr.lock` with a `pkg-config+...` source.
## Registry
DCR uses a package registry for dependency lookup by name.
```toml
# ~/.dcr/config.toml
[[registry]]
name = "default"
url = "https://index.dcr.pm"
[registry.default]
url = "https://index.dcr.dexoron.tech"
priority = 1
```
Registry priority: order in `config.toml`. The `DCR_INDEX_PATH` variable overrides the path to `index.json`.
## Git dependencies
DCR clones git repositories via `git2`:
Git dependencies are cloned into `~/.dcr/git/`; their exact checked-out commit is written to `dcr.lock`.
Both Git and path dependencies have two modes:
* **DCR package:** the source has `dcr.toml`. DCR builds it before the consumer and uses the package name from its manifest for linking.
* **Prebuilt library:** it provides existing headers and binaries through `include`, `lib`, and `libs`. DCR passes them to the compiler/linker without building the dependency.
The mode is normally detected automatically. Use `mode = "build"` or `mode = "prebuild"` when a source contains both a manifest and prebuilt artifacts and you need to choose explicitly.
`dcr-math-lib` publishes both forms. Select its prebuilt library explicitly:
```toml
[dependencies]
dcr-math = { git = "https://github.com/dexoron/dcr-math-lib.git", tag = "v0.1.0", mode = "prebuild", include = ["include"], lib = ["lib"], libs = ["dcr-math"] }
```
DCR supports specifying branch/tag/rev for git sources:
* `branch` — switch to a branch
* `tag` — switch to a tag
* `rev` — switch to a specific commit
* `features` — feature flags (parsed, but does not affect build)
Cache path: `~/.dcr/git/\<hash>/`.
## Path dependencies
Local paths. DCR automatically discovers include and lib directories from the neighbor's `dcr.toml`.
Local paths may point at a DCR package or a prebuilt external library. A path DCR package is built before its consumer, including its own path/git dependencies. DCR detects dependency cycles. A prebuilt library is never built by DCR; it is linked from the directories declared in its dependency entry.
```toml
[dependencies]
@@ -69,16 +109,51 @@ mylib = { path = "/abs/path/to/lib" }
mylib = { path = "../relative/path" }
```
For DCR packages, the package name from `dcr.toml` is used for linking (so the dependency key may differ from the library name). Header resolution includes the packaged `target/include` directory and link search includes `target/lib`.
### Recommended library layouts
Buildable DCR library:
```text
dcr-math-lib/
├── dcr.toml
└── src/
├── dcr_math.c
└── dcr_math.h
```
Prebuilt library:
```text
dcr-math-lib/
├── include/
│ └── dcr_math.h
└── lib/
└── libdcr-math.a # or .so / .lib
```
`libs` contains linker names without the `lib` prefix and file extension: use
`["dcr-math"]` for `libdcr-math.a`.
If one repository contains both forms, keep the prebuilt files in `include/` and `lib/` and select the mode explicitly:
```toml
[dependencies]
dcr-math = { git = "https://github.com/dexoron/dcr-math-lib.git", tag = "v0.1.0", mode = "prebuild", include = ["include"], lib = ["lib"], libs = ["dcr-math"] }
```
For a local copy, replace `git` with `path = "../dcr-math-lib"`. In `prebuild` mode DCR does not run the dependency build, even when `dcr.toml` is present.
## dcr.lock
Dependency lock file. Contains package names and sources.
Created during `dcr build` when registry dependencies are present. Not updated during `dcr add` — only on the next `dcr build`.
Created during `dcr build` for resolved registry, path, and Git dependencies. Not updated during `dcr add` — only on the next `dcr build`.
## Resolution process
1. Load all dependencies (registry → git → path)
2. For path deps: recursively read their `dcr.toml`
3. For registry deps: search `index.json`
4. For git deps: clone to cache
5. Collect `include_dirs`, `lib_dirs`, `libs` for the compiler
1. Resolve dependency sources (registry → git → path)
2. Fetch git dependencies into `~/.dcr/git/` and check out the requested ref
3. Build DCR package dependencies recursively
4. Collect `include_dirs`, `lib_dirs`, `libs` for the compiler

View File

@@ -58,3 +58,27 @@ export DCR_INDEX_PATH=/custom/path/index.json
```
Default: `~/.dcr/index.json`.
## DCRUP_MIRROR
Download mirror for `dcrup` (prebuilt binaries only).
```bash
export DCRUP_MIRROR=auto # cf → gh → sf → ya (default)
export DCRUP_MIRROR=cf # CloudFlare CDN
export DCRUP_MIRROR=gh # GitHub Releases
export DCRUP_MIRROR=sf # SourceForge
export DCRUP_MIRROR=ya # Yandex CDN (RU fallback)
```
CLI override: `dcrup install stable --mirror cf`.
## DCRUP_HOME / DCRUP_BIN / DCRUP_REPO
Installer layout and source clone URL:
```bash
export DCRUP_HOME=~/.dcr
export DCRUP_BIN=~/.dcr/bin
export DCRUP_REPO=https://github.com/dexoron/dcr
```

View File

@@ -11,17 +11,18 @@ DCR normalizes target triples. Short platform names are expanded to full triples
### Linux
```
target/<arch>-unknown-linux-gnu/<profile>/
target/<arch>-unknown-linux-<env>/<profile>/
```
Architectures: `x86_64`, `aarch64` (host-detected).
Architectures: `x86_64`, `aarch64`, `i686`, `armv7`, `riscv64` (host-detected).
Environments: `gnu` (default), `musl`.
Artifact type: ELF. Extensions: `.so` (sharedlib), `.a` (staticlib).
### macOS
```
target/<profile>/
target/<profile>/ (default) or target/<triple>/<profile>/ (with target)
```
Architectures: `x86_64`, `aarch64` (host-detected).
@@ -31,10 +32,11 @@ Extensions: `.dylib` (sharedlib), `.a` (staticlib).
### Windows
```
target/<profile>/
target/<profile>/ (default) or target/<triple>/<profile>/ (with target)
```
Architectures: `x86_64`, `aarch64`.
Environments: `msvc` (default), `gnu` (MinGW).
Extensions: `.exe` (bin), `.lib` (staticlib), `.dll` (sharedlib), `.efi` (UEFI).

View File

@@ -43,7 +43,10 @@ dcr build # build all packages in dependency order
dcr build --workspace app # build only app (dependencies built automatically)
```
When building a workspace, member outputs (libraries) are automatically added to include/lib paths of dependent packages.
When building a workspace, DCR automatically injects include and library paths of dependent workspace members:
* **Include Paths**: Automatically resolves and injects header directories of dependencies, including the member's `src/` directory, local `include/` directory, and the packaged `target/include` directory.
* **Library Paths**: Injects compiled library search paths (`target/lib` as well as target-specific build folders) to allow automatic linking with member libraries.
## Clean
@@ -65,3 +68,21 @@ standard = "c17"
# member inherits language and standard
```
## Workspace-only root (no build of its own)
A workspace root can set `workspace_only = true` — it won't be built itself, and doesn't need `language` or `compiler`:
```toml
[package]
name = "my-workspace"
version = "0.1.0"
[build]
workspace_only = true
kind = "bin"
[workspace]
lib-core = { path = "lib-core" }
app = { path = "app", deps = ["lib-core"] }
```

View File

@@ -8,15 +8,28 @@ sidebar_label: Введение
<summary>Быстрая справка</summary>
```bash
# Установка(Linux/MacOS скрипт)
curl -fsSL https://dcr.dexoron.su/install.sh | sh
# Installation (dcrup)
curl -fsSL https://sh.dcr-tool.ru | sh -s -- self-install
export PATH="$HOME/.dcr/bin:$PATH"
dcrup install stable # auto: cf → gh → sf → ya
# dcrup install stable --mirror cf # CloudFlare / GitHub / SourceForge / Yandex
# Создать проект
# Create a project
dcr new my-app
cd my-app
# Собрать и запустить
# Build and run
dcr build
dcr run
# Run tests
dcr test
# Add a dependency
dcr add fmt
# Generate IDE files
dcr gen vscode
```
</details>
@@ -41,8 +54,9 @@ dcr run
* **Инкрементальная сборка** — mtime + `.d` headers + SHA256 fingerprint
* **Параллельная компиляция** — thread::scope, атомарная очередь задач
* **4 бэкенда** — gcc/clang, MSVC/clang-cl, GAS, NASM
* **7 типов проекта** — bin, staticlib, sharedlib, efi, elf, none, custom
* **7 backends** — gcc/clang (unix_cc), MSVC/clang-cl (msvc), GAS, NASM, MASM, FASM, LLVM IR
* **8 project kinds** — bin, staticlib, sharedlib, efi, elf, none, custom, flat-bin
* **Disk images** — optional `[archive]` packs FAT12/16/32 images after build
* **Cross-compilation** — short names (linux, windows, macos) и полные triples
* **Профили** — debug / release с переопределением любого поля
* **Workspaces** — мультипакетные проекты с топологической сортировкой

View File

@@ -4,10 +4,206 @@ sidebar_label: Список изменений
# Список изменений
## 0.7.1 (02.06.2026)
## 0.9.1 (2026-09-13)
* **`pkg-config` dependencies** — declare `fmt = { pkg-config = "fmt" }` or multiple package names in `[dependencies]`; DCR applies `.pc` compiler/linker flags and records the resolved package in `dcr.lock`.
* **`dcr add` support for `pkg-config`** — easily add system package dependencies with `dcr add fmt pkg-config:fmt` or `dcr add openssl pkg:openssl,libcrypto`.
* **`dcr tree` & IDE integration** — `pkg-config` packages are marked in `dcr tree` and resolved into compiler flags in `dcr gen` (`compile_commands.json`).
* **Fixed `dcr new` in non-ASCII / spaced paths** — initializing projects from folders with non-ASCII characters or spaces no longer fails validation.
## 0.9.0 (2026-08-31)
* **Download mirrors in `dcrup`** — `--mirror auto|cf|gh|sf|ya` and `DCRUP_MIRROR`.
Default `auto` tries **cf → gh → sf → ya** (CloudFlare CDN, GitHub, SourceForge, Yandex CDN).
* **Complete Path/Git dependencies** — DCR packages from `path` and `git` are built before their consumer. Git sources are cached in `~/.dcr/git`, support `branch`/`tag`/`rev`, and record the exact commit in `dcr.lock`.
* **Build and prebuild modes** — `path` and `git` dependencies can build a DCR package from `dcr.toml` or link existing `include`/`lib`/`libs` artifacts; `mode = "build"` / `"prebuild"` selects explicitly when both forms are present.
* **Prebuilt dependency examples** — documentation now shows the `dcr-math-lib` Git repository and recommended build/prebuilt layouts for both `git` and `path`.
* **Transitive dependency builds and cycle reporting** — DCR recursively builds DCR packages and reports a clear dependency chain for cycles.
* **Bare path arguments for `dcr add`** — `dcr add mylib ../mylib` now works in addition to the explicit `path:` form.
* **Removed `install.sh` / `install.ps1` / `install_bsd.sh`** — superseded by `dcrup`.
## 0.8.5 (2026-08-08)
* **`package.dcr-version`** — optional CLI version pin in `dcr.toml`.
`dcr new` / `dcr init` write the current version. On config load:
* missing / empty pin → warn "add dcr-version";
* dcr older than pin → warn "update dcr";
* dcr newer than pin → warn "check changelog, update pin";
* equal → silent.
Commands do not fail, warning only (once per path per process).
## 0.8.4 (2026-08-04)
**Added:**
* **`.dcr/` directory** — shared machine-readable build facts for IDE integrations:
* `.dcr/compile_commands.json`
* `.dcr/build-info.json` (`schemaVersion`, `artifact_path`, `profile`, …)
* `.dcr/toolchain.json` (compiler/debugger paths, moc/uic/rcc)
* `.dcr/ide/` (placeholder for IDE lock files)
* **`dcr gen project-info`** — `target`, `target_dir`, `artifact_path`, `artifact_kind`, `source_roots`, `include_globs`, `exclude_globs`; absolute/canonical paths.
* **`dcr build --print-artifact-path`** — one absolute artifact path line on stdout after a successful build.
* **`dcr gen … --quiet` / `-q`** — suppress human success logs for gen subcommands.
* **`.clangd`** — created on first gen with `CompilationDatabase: .dcr` (`# managed by dcr gen`); custom `.clangd` is not overwritten.
* **Helpers** `canonicalize_path`, `atomic_write`, `ensure_dcr_dir`; pure `resolve_artifact_path` via `platform::*`.
* **`dcr new` / `dcr init`** — add `.dcr/` to `.gitignore`.
**Changed (breaking):**
* **`compile_commands.json` moved** from project root to **`.dcr/compile_commands.json`**.\
clangd discovers it via `.clangd` / `--compile-commands-dir=.dcr`.\
CLion and VSCode generators updated accordingly.
* **Atomic write** for compile_commands (tmp + rename).
* **`gen vscode` / `gen clion` launch/run** — use the same artifact path resolver as `project-info` / `build-info.json`.
**Fixed:**
* Launch configs no longer hardcode `target/\<profile>/\<name>` without the Linux triple segment.
* Symlink/mount roots: best-effort canonicalize for root and compile database paths.
## 0.8.3 (2026-08-03)
### Добавлено:
* **`dcr run -- \<args>...`** — cargo-style argument forwarding after a bare `--`\
(`dcr run --release -- --test_help`). Applies to direct binary runs and `[run].cmd`.
* **Tests** — host target section `ldflags` without CLI `--target`; run-arg forwarding; `split_double_dash` unit tests.
### Изменено:
* **Native builds resolve the host triple** — without `--target` / package `build.target`, host sections such as\
`[build.x86_64-unknown-linux-gnu]` apply again (`cflags` / `ldflags` / toolchain).\
Previously the target was empty and those sections were ignored while artifacts already used the host triple path.
* **Empty target** — no more `Unknown target ''` warning.
* **`dcr run --help` / man `dcr-run`** — document `--` forwarding.
### Исправлено:
* **Native artifact paths on Windows and macOS** — without an explicit `--target` / `build.target`, artifacts use `target/\<profile>`, so `dcr run` and flat-bin find the build output.
* Target-specific `ldflags` missing on native host builds (e.g. micro-lang + `libsct-elf`).
* Spurious empty-target warning.
## 0.8.2 (2026-07-22)
### Добавлено
* **Compile progress `[N/M]`** — live TTY status line (`compile pkg v0.1.0 [12/41]`) so long mono-package builds do not look hung.
* **DCR status style** — fixed-width verbs: `project`, `compile`, `dep`, `ready`, `pack`, `done`, `run`.
* **Cargo feature `archive`** — optional FAT packing via `fatfs` (`cargo build --features archive`). Release CI builds with the feature; without it `[archive]` fails with a clear message.
* **Tests** — `flat_bin_nasm_build`, package `build.target` without CLI `--target`, stricter workspace `clean --all`.
* **CI expansion** — unit + integration on Linux/macOS/Windows, archive feature job, rust-cache, clippy default + all-features (see `.github/workflows/ci.yml`).
### Изменено
* **No forced host triple from CLI** — without `--target`, package/member `build.target` is honored (bare-metal / ISO `post_steps` paths).
* **Relative include/lib flags** (`-I`, `-i`, `-isystem`, `-idirafter`, `-L`, `-T`) absolutized against the package root under workspace builds.
* **`dcr clean --all`** — no spam for members without a local `target/` (shared root `target/`).
* **`error` / `warn`** — red / yellow on stderr; CLI fully English (`Hint:`).
* **Help / man** — list `add`, `lint`, `setup`; unknown command exits with code 1.
* **Tool NotFound** — `linker not found: ld.lld …` / `{tool} not found …` instead of raw `os error 2`.
## 0.8.1 (2026-07-20)
### Added
* **`build.kind = "flat-bin"`** — raw binary (default `.bin`) for OS-dev payloads:
* **NASM** — `-f bin` → `\<stem>.bin`
* **FASM** — direct output (`format binary` in source)
* **GAS / MASM / LLC** — object → `objcopy -O binary` → `\<stem>.bin`
* **C/C++** — objects → freestanding link → `objcopy -O binary` → `\<name>.bin`
* Requires `llvm-objcopy` / `objcopy` / `gobjcopy` except for NASM/FASM direct emit
* **`[archive]` section** — FAT12/16/32 disk images after build (`output`, `format`, `size`, `offset`, `label`, `bootsector`, `layout`). From 0.8.2 requires feature `archive`.
* **Single-file `build.roots`** — a root may be a single source or header file, not only a directory.
### Changed
* **`--force`** also re-runs `build.steps` and `build.post_steps`.
* **`dcr run` on workspace-only root** — if `[run].cmd` is set, run that after build; otherwise delegate to a workspace member.
## 0.8.0 (2026-07-18)
### Added
* **Dedicated Build Engine (`src/core/build/engine.rs`)** — decoupled the build orchestration logic completely from the CLI front-end wrapper in `src/cli/build.rs` to a reusable, decoupled core build engine.
* **Polymorphic Language Model (`Language` trait)** — introduced the abstract `Language` trait (`src/core/build/language/mod.rs`). File scanning, compiler resolution, and flags handling are now encapsulated in dedicated language modules for C, C++ (including Qt code generation), LLVM IR, and ASM (GAS, NASM, FASM, MASM).
* **Polymorphic Compilation Dispatch (`Builder` trait)** — introduced the `Builder` trait to generalize builder invocations (`src/core/build/builder/mod.rs`). Consolidated GCC/Clang logic into `builder/cc_common.rs` and Microsoft Visual C++ logic into `builder/msvc/`.
* **Per-Language Configuration overrides (`[build.\<lang>]`)** — introduced support for configuring language-specific compiler, standard, and flags (e.g. `[build.c]`, `[build.cxx]`, `[build.asm]`) independently in `dcr.toml`.
* **Automatic Workspace Dependency Injection** — during workspace builds, include/lib paths of dependent workspace members (including their source headers, local `include/` folders, and build target `target/include` / `target/lib` folders) are automatically resolved and injected.
* **`BuildReporter` Event System** — decoupled build orchestration output into a structured event-driven reporter model (`src/core/build/report.rs`), making DCR suitable for library embedding and IDE integrations without stderr capturing.
* **Build Cancellation Support** — introduced thread-safe cancellation tokens (`Arc\<AtomicBool>`) allowing clients to safely abort compile runs mid-execution.
* **TOML Formatting & Custom Keys Preservation** — migrated the config editor to `toml_edit`, preserving all unknown/user-defined TOML keys, structures, and comments during file write operations (e.g., in `dcr add`).
* **Path Dependencies Target Include Resolution** — local path dependencies configured via tables now correctly expose headers built and packaged into their `target/include` folder to consumer packages.
* **Modular Integration Test Suite** — refactored the monolith `tests/cli_basic.rs` file into clean, specialized integration tests: `cli_build.rs`, `cli_deps.rs`, `cli_lint.rs`, `cli_new.rs`, `cli_qt.rs`, `cli_test.rs`, `cli_workspace.rs`.
### Changed
* **Consolidated Linking and Archiving** — artifact generation (linking executables/shared libraries and archiving static libraries) consolidated into a single `src/core/build/builder/artifact.rs` module.
* **Workspace-Aware member execution** — `dcr run` executed at the workspace root of a `workspace_only` project now triggers the member build inside the workspace context using the `--workspace` parameter, preventing standalone build issues.
* **Elimination of Global State** — removed global variables and states from the build core, encapsulating build logic inside isolated `BuildContext` structs for thread safety.
* **Build Cache Separation** — relocated mtime tracking, incremental caching, and header-dependency checking logic to `src/core/build/cache.rs`.
* **Modularized Pre-build Steps** — decoupled generator scripts and pre-build commands parsing into `src/core/build/steps.rs`.
## 0.7.4 (2026-06-17)
### Added
* **Native Qt support** — automatic meta-object handling (MOC, UIC, RCC) added when `build.qt = true` is set in `dcr.toml`.
* **`dcr lint` command** — C/C++ static analysis via `clang-tidy`. Supports `--fix` for automatic fixes. Respects `build.roots` and `build.src_disable` from config.
* **Three new assembler backends**:
* **MASM** (`compiler = "ml"` / `"ml64"`) — Microsoft Macro Assembler.
* **FASM** (`compiler = "fasm"`) — Flat Assembler.
* **LLVM IR** (`compiler = "llc"`) — compiles `.ll` files via `llc -filetype=obj`.
* **Shared ASM pipeline** — linking and archiving logic consolidated into `core/builder/asm.rs`. Adding a new assembler backend now takes ~30 lines.
* **Filesystem utilities** — `to_hex()` and `home_dir()` extracted to `utils/fs.rs`.
* **Build utilities** — `normalize_target()`, `normalize_kind()`, `normalize_platform()`, `default_profile_flags()` extracted to `utils/build.rs`.
* **Backend helpers** — `asm_lang_flag()`, `source_extensions()`, `elapsed_secs()` added to `core/builder/common.rs`.
* **Full Bare-Metal / Freestanding Automation** — introduced the `build.freestanding = true` configuration option. When enabled (or when a bare-metal target is detected), DCR automatically injects `-ffreestanding` during compilation and both `-nostdlib` and `-static` during linking.
* **Artifact Optimization (LTO & Strip)** — added `build.lto` (auto-injects `-flto` for compiler and linker) and `build.strip` (automatically strips debug symbols via linker `-s` flag) options to `dcr.toml`.
* **Compilation Thread Control** — added the `build.codegen-units` option to strictly limit the maximum number of parallel jobs utilized by the custom `parallel_build` worker pool.
* **Panic Behavior Management** — added `build.panic = "abort"` support. For C++ targets, it automatically strips exception handling and unwind tables via `-fno-exceptions`, `-fno-unwind-tables`, and `-fno-asynchronous-unwind-tables`.
### Changed
* **Intelligent Default Flags Generation** — automated injection of fallback optimization (`-O3`/`-O0`), debug (`-g`), and warning (`-Wall -Wextra`) flags is now suppressed for bare-metal and freestanding builds if `build.cflags` are overridden.
* **Centralized Bare-Metal Detection** — relocated the `is_bare_metal_target` helper to common build utilities (`src/utils/build.rs`) for unified access across the building core.
* **Architectural Refactoring**:
* Renamed `src/config.rs` to `src/templates.rs`.
* Started consolidation of configuration and build orchestration logic.
## 0.7.3 (2026-06-13)
### Added
* **`--vcs` option for `new` and `init` commands** — introduced explicit version control system selection via `--vcs \<git|none>`.
* **Git metadata integration in `--version`** — the CLI now appends the current short commit hash and a `-dirty` suffix if there are uncommitted changes in the DCR repository.
* **Automatic `.gitignore` generation** — Git repository initialization now automatically writes a `.gitignore` file excluding the `/target` directory.
* **Nested repository prevention** — automatic Git initialization is now skipped if `dcr new` or `dcr init` is executed inside an already existing Git repository.
* **VCS verification tests** — added `new_vcs_options_work` and `init_vcs_options_work` integration tests to ensure reliable repository behavior.
### Changed
* **Complete removal of `git2` dependency** — all Git actions (dependency fetching, VCS setup, status checks) are now delegated to the system `git` executable via `Command`. This simplifies compilation and drops the need for `vendored` and `openssl` features.
* **Migrated from `reqwest` to `ureq`** — replaced the heavy `reqwest` crate in `flag_update.rs` with the lightweight synchronous `ureq 2.10` client, reducing overhead and the final binary size.
## 0.7.2 (2026-06-07)
### Added
* `default_target_triple()` now respects `target_env` — Linux (gnu/musl) and Windows (msvc/gnu) use the correct environment instead of hardcoded values.
### Исправлено
* **macOS Apple Silicon builds failed with `_main` undefined** — `--target=` is now passed to ldflags, not just cflags. `default_target_triple()` uses `std::env::consts::ARCH` on macOS instead of hardcoded `x86_64`.
* **GitHub Stars and GPL-3.0 badges not rendering in README** — badge block converted to pure HTML.
### Changed
* Default target resolution extracted into shared `default_target_triple()` — removed duplication across build, run, clean.
## 0.7.1 (02.06.2026)
### Added
* **`--help` для всех команд** — `dcr build --help`, `dcr run --help`, `dcr new --help`,
`dcr init --help`, `dcr clean --help`, `dcr add --help`, `dcr fmt --help`,
`dcr setup --help`, `dcr tree --help`, `dcr gen --help`, `dcr --update --help`,
@@ -29,7 +225,7 @@ sidebar_label: Список изменений
* **Публикация Snap** — автоматическая публикация Snapcraft в рамках непрерывной интеграции (CI).
* **Значок Snap** — в файле README.
### Изменено:
### Changed
* **`validate_package_name` стал общедоступным** — его можно вызывать из команд CLI.
* **Таблица платформы README** — реорганизована: варианты libc вынесены в отдельные строки по ОС,
@@ -38,7 +234,7 @@ sidebar_label: Список изменений
* **`tree.rs`, `fmt.rs` и `setup.rs`** — теперь поддерживают аргументы для опции `--help`.
* **Команды установки из файла README** — `| bash` → `| sh` для обеспечения совместимости с POSIX.
### Исправлено:
### Fixed
* **`dcr new \<invalid-name>` создает каталог, а затем завершается с ошибкой** — теперь проверка
выполняется до начала любых операций с файлами.
@@ -50,7 +246,7 @@ sidebar_label: Список изменений
## 0.7.0 (01.06.2026)
### Добавлено
### Added
* **Поддержка целевых платформ OpenBSD и NetBSD** — полная маршрутизация по платформам с динамически генерируемыми тройками целевых параметров с использованием `std::env::consts::ARCH` и `std::env::consts::OS`. Затрагивает команды `build`, `run`, `clean` и модуль платформы.
* **`src/platform/bsd.rs`** — новый специальный модуль платформы BSD, общий для FreeBSD, OpenBSD и NetBSD, предоставляющий `bin_path`, `lib_path`, `elf_path`, `efi_path` и `shared_lib_path`.
@@ -65,7 +261,7 @@ sidebar_label: Список изменений
* **Интеграционные тесты** — `build_with_target_config` (проверяет `build.target = «linux»`) и `build_with_out_dir` (проверяет настраиваемый каталог вывода).
* **`get_build_string_with_profile` стал `pub`** — чтобы `run.rs` мог определять конфигурацию настраиваемого каталога вывода.
### Изменено
### Changed
* **Изменена семантика `build.target`** — теперь строго содержит тройку целей (например, `x86_64-unknown-linux-gnu`) или короткое имя (`linux`, `macos`, `windows`). Больше не используется в качестве пользовательского каталога вывода — эта функциональность перенесена в `build.out_dir`.
* **`build.standard` стал опциональным** — изменен с `String` на `Option\<String>`. Проверка обеспечивает только непустоту для языков, отличных от ASM. Пропускается в выводе `dcr.toml`, если пуст.
@@ -75,7 +271,7 @@ sidebar_label: Список изменений
* **Таблица совместимости README** — статус сборки/работы на FreeBSD, OpenBSD, NetBSD повышен с «сообщество/по возможности» до «официально поддерживается».
* **Обновлена документация** — `build-section.md` описывает новые поля `build.target` и `build.out_dir`. `target-directory.md` переписан для уточнения различия.
### Исправлено
### Fixed
* **stdout/stderr `dcr run` не наследуются** — вывод дочернего процесса захватывался и выводился вручную, что приводило к сбоям интерактивных программ. Исправлено путем перехода на `Command::status()`.
* **Условие гонки в CI релиза** — задания матрицы сборки могли загружать ресурсы в релиз, который еще не существовал. Исправлено добавлением специального задания `create-release`.

View File

@@ -9,19 +9,20 @@ sidebar_label: Команды сборки (build, run, clean)
Собирает проект по `dcr.toml`.
```bash
dcr build # debug профиль
dcr build --release # release профиль
dcr build --debug # явно debug
dcr build --profile custom # произвольный профиль
dcr build # debug profile
dcr build --release # release build
dcr build --debug # explicit debug
dcr build --target aarch64-unknown-linux-gnu
dcr build --force # пересобрать всё с нуля
dcr build --force # full rebuild (also re-runs build.steps / post_steps)
dcr build --clean # clean + build
dcr build --verbose # показать команды компиляции
dcr build --workspace pkg-a # собрать конкретный пакет в workspace
dcr build --verbose # show compilation commands
dcr build --workspace pkg-a # build specific workspace package
```
Артефакты: `target/\<triple>/\<profile>/\<binary-name>` (Linux с явным целевым объектом).
With `[archive]` in `dcr.toml`, a FAT disk image is packed after a successful build.
## `dcr run`
Собирает (если исходники новее артефакта) и запускает бинарник.
@@ -29,8 +30,11 @@ dcr build --workspace pkg-a # собрать конкретный паке
```bash
dcr run
dcr run --release
dcr run --force # force rebuild then run
```
On a **workspace-only** root: if `[run].cmd` is set, that command is used after build; otherwise DCR delegates to a workspace member.
## `dcr clean`
Удаляет директорию `target/`(или `target/\<target>/\<profile>`).

View File

@@ -9,12 +9,14 @@ sidebar_label: Команды зависимостей (add, tree)
Добавляет зависимость в `dcr.toml`.
```bash
dcr add fmt # поиск в реестре
dcr add mylib ../path/to/lib # путь как источник
dcr add mylib path:./lib # явный префикс пути
dcr add mylib git:https://github.com/user/repo # явный префикс git
dcr add mylib github:user/repo # сокращённая запись GitHub
dcr add mylib gitlab:user/repo # сокращённая запись GitLab
dcr add fmt # registry lookup
dcr add mylib ../path/to/lib # path as source
dcr add mylib path:./lib # explicit path prefix
dcr add mylib git:https://github.com/user/repo # explicit git prefix
dcr add mylib github:user/repo # GitHub shorthand
dcr add mylib gitlab:user/repo # GitLab shorthand
dcr add fmt pkg-config:fmt # system package via pkg-config
dcr add openssl pkg:openssl,libcrypto # multiple pkg-config packages
```
Префиксы источника:
@@ -23,6 +25,7 @@ dcr add mylib gitlab:user/repo # сокращённая запись GitLab
* `git:` — URL адрес git-репозитория
* `github:` — расширение `https://github.com/\<user>/\<repo>`
* `gitlab:` — расширение `https://gitlab.com/\<user>/\<repo>`
* `pkg-config:` / `pkg:` — one or more packages resolved by `pkg-config`
* `http://` / `https://` / `git@` — полный URL
Флаги:
@@ -31,7 +34,12 @@ dcr add mylib gitlab:user/repo # сокращённая запись GitLab
* `--tag \<name>` — git tag
* `--rev \<hash>` — git commit
Если источник не указан — DCR выполняет поиск в подключенных реестрах.
Если источник не указан — DCR выполняет поиск в подключенных реестрах. A bare relative or absolute path is accepted as a path dependency.
For `pkg-config` dependencies, the referenced packages must already be installed
and provide `.pc` files. DCR invokes `pkg-config` during the build (using
`PATH` and `PKG_CONFIG_PATH`) and forwards the returned compiler and linker
flags; it does not download or build these packages.
## `dcr tree`

View File

@@ -12,8 +12,13 @@ sidebar_label: Команды проекта (new, init)
```bash
dcr new my-app
dcr new my-app --vcs none
```
Flags:
* `--vcs \<git|none>` — Initialize version control system (defaults to `git` if available, or `none`).
Генерирует:
* `dcr.toml` с базовыми полями
@@ -24,8 +29,12 @@ dcr new my-app
Инициализирует проект DCR в текущем (пустом) каталоге.
```bash
mkdir app && cd app
dcr init
dcr init --vcs none
```
Flags:
* `--vcs \<git|none>` — Initialize version control system (defaults to `git` if available, or `none`).
Название проекта взято из имени текущего каталога. Имя каталога должно соответствовать тем же правилам именования, что и в `dcr new`.

View File

@@ -15,9 +15,9 @@ dcr setup
Если файл `~/.dcr/config.toml` не найден, DCR возвращает ошибку. Создайте его вручную:
```toml
[[registry]]
name = "default"
[registry.default]
url = "https://index.dcr.pm"
priority = 1
```
## `dcr --help`

View File

@@ -8,6 +8,7 @@ sidebar_label: Вклад
```bash
git clone https://github.com/dexoron/dcr
# or a source mirror: GitVerse / SourceCraft / SourceForge / GitLab (see README)
cd dcr
cargo build
```
@@ -42,10 +43,11 @@ cargo clippy --all-targets -- -D warnings
## CI
В CI запускаются:
CI runs (see `.github/workflows/ci.yml`):
* `cargo fmt --check`
* `cargo clippy --all-targets -- -D warnings`
* `cargo test --all-targets`
* Сборка под Linux, macOS, Windows, FreeBSD, OpenBSD, NetBSD
* Интеграционные тесты
* `cargo clippy` (default + `--all-features`)
* `cargo check --all-targets --all-features`
* Unit + integration tests on Linux, macOS, Windows
* Extra Linux job with `--features archive` (FAT images)
* Tools on runners: clang, nasm, clang-format/tidy (Linux)

View File

@@ -13,9 +13,9 @@ sidebar_label: Часто задаваемые вопросы
**Решение:** Убедитесь, что файл `~/.dcr/config.toml` существует:
```toml
[[реестр]]
name = "default"
[registry.default]
url = "https://index.dcr.pm"
priority = 1
```
Если реестр кастомный, проверьте `DCR_INDEX_PATH`:
@@ -39,27 +39,6 @@ echo $DCR_INDEX_PATH
Или укажите явно через `[toolchain]` или `DCR_COMPILER`.
## Сбой сборки openssl-sys
При сборке DCR из исходников:
```
Ошибка: не удалось выполнить пользовательскую команду сборки для openssl-sys
```
**Решение:** Установите OpenSSL development headers:
```bash
# Ubuntu/Debian
sudo apt install libssl-dev
# Fedora
sudo dnf install openssl-devel
# macOS
brew install openssl
```
## Ctrl+C во время сборки
DCR корректно обрабатывает SIGINT: прерывает текущую компиляцию и завершает процесс с ненулевым кодом.
@@ -76,6 +55,21 @@ DCR корректно обрабатывает SIGINT: прерывает те
См. [Workspace Recipe](/docs/recipes/multi-package-workspace).
## Bootloader / pure NASM OS image
Use `kind = "flat-bin"` (NASM `-f bin`) and optional `[archive]` for a FAT disk image.
See [OS-dev recipe](/docs/recipes/os-flat-bin-archive).
## How do I choose a download mirror?
`dcrup install` uses `--mirror auto` by default and tries **cf → gh → sf → ya**.
```bash
dcrup install stable --mirror cf
export DCRUP_MIRROR=ya
```
## Lock-файл устарел
При изменении зависимостей `dcr.lock` автоматически обновляется при следующем `dcr add`. Если нужно принудительно обновить — удалите `dcr.lock` и выполните `dcr build`.

View File

@@ -70,3 +70,10 @@ dcr test # запустить тесты
```bash
dcr fmt # clang-format по .clang-format
```
## Linting
```bash
dcr lint # clang-tidy checks
dcr lint --fix # apply fixes automatically
```

View File

@@ -4,28 +4,82 @@ sidebar_label: Установка
# Установка
## Linux (Dexoron Packages)
## dcrup (recommended)
Настройте менеджер пакетов на https://pkg.dexoron.su и установите:
Install and switch DCR versions (stable / dev / night, pin `0.8.2`, optional build from source).
**Arch Linux**
### Linux / macOS / BSD / Windows (bash)
```sh
sudo pacman -Sy dcr
curl -fsSL https://sh.dcr-tool.ru | sh -s -- self-install
export PATH="$HOME/.dcr/bin:$PATH"
dcrup install stable
```
**Debian/Ubuntu**
Non-interactive install of DCR in one shot:
```sh
sudo apt update && sudo apt install dcr
curl -fsSL https://sh.dcr-tool.ru | sh -s -- install stable
export PATH="$HOME/.dcr/bin:$PATH"
```
**Fedora/RHEL**
### Windows (PowerShell)
```powershell
irm https://ps1.dcr-tool.ru | iex
# or download then run:
# irm https://ps1.dcr-tool.ru -OutFile dcrup.ps1
# powershell -File .\dcrup.ps1 self-install
# $env:Path += ";$env:USERPROFILE\.dcr\bin"
dcrup install stable
```
Optional cmd bootstrap (if you prefer `curl` of the cmd shim):
```bat
curl -fsSL -o dcrup.cmd https://cmd.dcr-tool.ru
```
After `self-install`, the command is **`dcrup`** (no `.sh` / `.ps1`): shims live in `~/.dcr/bin` (Unix) or `%USERPROFILE%\.dcr\bin` (Windows `dcrup.cmd`).
### Common dcrup commands
```sh
sudo dnf install dcr
dcrup install stable # latest stable prebuilt (auto: cf → gh → sf → ya)
dcrup install 0.8.2 # pin → 0.8.2@stable
dcrup install 0.8.2@dev
dcrup install stable --libc musl # Linux: musl asset (default: gnu)
dcrup install stable --mirror cf # CloudFlare CDN
dcrup install stable --mirror ya # Yandex CDN (RU fallback)
dcrup install stable --build # cargo build --features archive
dcrup install night # always build from branch dev HEAD
dcrup default 0.8.2
dcrup update
dcrup list
dcrup show
dcrup which
```
Layout: `~/.dcr/toolchains/\<id>/dcr` and `~/.dcr/bin/dcr` → active version.
### Download mirrors
Prebuilt installs try **cf → gh → sf → ya** unless you pin a host.
| Code | URL | Notes |
| ---- | ------------------------------------------------------------------------------------------------------------ | -------------------------- |
| `cf` | `https://cdn-global.dcr-tool.ru/\<tag>/\<asset>` | CloudFlare CDN (worldwide) |
| `gh` | `https://github.com/dexoron/dcr/releases/download/\<tag>/\<asset>` | GitHub Releases |
| `sf` | `https://sourceforge.net/projects/dcr-tool/files/\<tag>/\<asset>/download` | SourceForge |
| `ya` | `https://cdn-ru.dcr-tool.ru/\<tag>/\<asset>` | Yandex CDN (RU fallback) |
```sh
dcrup install stable --mirror auto # default
export DCRUP_MIRROR=cf # persist for this shell
```
---
## Arch Linux (AUR)
```sh
@@ -45,11 +99,12 @@ brew install dcr
sudo snap install dcrup
```
> If classic Snap Store publishing is unavailable, install the `.snap` from [GitHub Releases](https://github.com/dexoron/dcr/releases/latest) with `--dangerous`.
## Nix (flake)
```sh
nix run github:dexoron/dcr
# или установить в профиль:
nix profile install github:dexoron/dcr
```
@@ -59,51 +114,40 @@ nix profile install github:dexoron/dcr
cargo install dcr
```
## Linux / macOS (скрипт)
Note: crates.io builds may omit optional features. For FAT disk images (`[archive]`), prefer release binaries or:
```sh
curl -fsSL https://dcr.dexoron.su/install_bsd.sh | bash
```
## BSD (скрипт)
```sh
curl -fsSL https://dcr.dexoron.su/install.sh | bash
```
## Windows (PowerShell)
```powershell
irm https://dcr.dexoron.su/install.ps1 | iex
cargo install dcr --features archive
```
## Из источника
```sh
git clone https://github.com/dexoron/dcr.git
cd dcr && cargo build --release
cd dcr
cargo build --release --features archive
ln -sf "$PWD/target/release/dcr" ~/.local/bin/dcr
# or manage versions with dcrup install night / --build
```
## После установки
Проверьте установку:
```bash
dcr setup
dcr --version
dcrup show # if installed via dcrup
```
После установки становятся доступны man страницы:
Man pages (package installs / release assets):
```bash
man dcr
man dcr-build
```
Чтобы использовать реестр, создайте файл `~/.dcr/config.toml`:
Registry (optional) — `~/.dcr/config.toml`:
```toml
[[registry]]
name = "default"
[registry.default]
url = "https://index.dcr.pm"
priority = 1
```

View File

@@ -6,6 +6,13 @@ sidebar_label: Интеграция с IDE
## VS Code
Install the recommended [DCR extension by Dexoron-Labs](https://marketplace.visualstudio.com/items?itemName=Dexoron-Labs.dcr). Do not install Microsoft C/C++ extensions for DCR projects: DCR uses `clangd`. MS C/C++ is acceptable only when you need its debugger.
Recommended companion extensions:
* [Even Better TOML](https://marketplace.visualstudio.com/items?itemName=tamasfe.even-better-toml)
* [CodeLLDB](https://marketplace.visualstudio.com/items?itemName=vadimcn.vscode-lldb), or MS C/C++ for debugger support only
```bash
dcr gen vscode
```

View File

@@ -10,36 +10,23 @@ DCR распространяется под лицензией [GPL-3.0-or-later
> **Важно:** DCR — инструмент сборки, а не библиотека. GPL распространяется только на исходный код самого DCR. Проекты, собранные с помощью DCR, не подпадают под лицензию DCR — их лицензирование определяется исключительно их собственным кодом и зависимостями.
## Вендорные библиотеки
DCR статически связывает следующие C-библиотеки через вендорные Rust-зависимости:
| Библиотека | Лицензия | В комплекте с |
| -------------------------------------------- | ------------------ | ----------------------------- |
| [libgit2](https://libgit2.org) | MIT ИЛИ Apache-2.0 | `git2` / `libgit2-sys` |
| [libssh2](https://libssh2.org) | MIT ИЛИ Apache-2.0 | `libgit2-sys` |
| [zlib](https://zlib.net) | MIT ИЛИ Apache-2.0 | `libgit2-sys` |
| [OpenSSL](https://openssl.org) | Apache-2.0 | `openssl-sys` / `openssl-src` |
| [кольцо](https://github.com/briansmith/ring) | Apache-2.0 И ISC | `rustls` |
## Rust-зависимости
DCR написан на Rust. Ниже перечислены основные статически связываемые крейты:
| Крейт | Лицензия |
| --------------------------------------------- | -------------------------- |
| [`reqwest`](https://crates.io/crates/reqwest) | MIT ИЛИ Apache-2.0 |
| [`rustls`](https://crates.io/crates/rustls) | Apache-2.0 ИЛИ ISC ИЛИ MIT |
| [`serde`](https://crates.io/crates/serde) | MIT ИЛИ Apache-2.0 |
| [`toml`](https://crates.io/crates/toml) | MIT ИЛИ Apache-2.0 |
| [`sha2`](https://crates.io/crates/sha2) | MIT ИЛИ Apache-2.0 |
| [`git2`](https://crates.io/crates/git2) | MIT ИЛИ Apache-2.0 |
| [`openssl`](https://crates.io/crates/openssl) | Apache-2.0 |
| [`tokio`](https://crates.io/crates/tokio) | MIT |
| [`hyper`](https://crates.io/crates/hyper) | MIT |
| [`ctrlc`](https://crates.io/crates/ctrlc) | MIT ИЛИ Apache-2.0 |
| Крейт | Лицензия |
| ------------------------------------------------------- | ------------------ |
| [`ureq`](https://crates.io/crates/ureq) | MIT ИЛИ Apache-2.0 |
| [`serde`](https://crates.io/crates/serde) | MIT ИЛИ Apache-2.0 |
| [`toml`](https://crates.io/crates/toml) | MIT ИЛИ Apache-2.0 |
| [`toml_edit`](https://crates.io/crates/toml_edit) | MIT OR Apache-2.0 |
| [`serde_json`](https://crates.io/crates/serde_json) | MIT ИЛИ Apache-2.0 |
| [`sha2`](https://crates.io/crates/sha2) | MIT ИЛИ Apache-2.0 |
| [`glob`](https://crates.io/crates/glob) | MIT ИЛИ Apache-2.0 |
| [`self-replace`](https://crates.io/crates/self-replace) | MIT ИЛИ Apache-2.0 |
| [`ctrlc`](https://crates.io/crates/ctrlc) | MIT ИЛИ Apache-2.0 |
Полное дерево зависимостей (143 пакета) доступно в [`Cargo.lock`](https://github.com/dexoron/dcr/blob/main/Cargo.lock). Подавляющее большинство имеют двойную лицензию MIT OR Apache-2.0.
Full dependency tree is available in [`Cargo.lock`](https://github.com/dexoron/dcr/blob/main/Cargo.lock). Подавляющее большинство имеют двойную лицензию MIT OR Apache-2.0.
## Дополнительные благодарности

View File

@@ -33,14 +33,20 @@ type = "none"
[build]
inherit = true
language = "c"
standard = "c17"
standard = "c11"
workspace_only = true
[workspace]
members = [
{ path = "lib-core" },
{ path = "lib-utils", deps = ["lib-core"] },
{ path = "app", deps = ["lib-core", "lib-utils"], main = true },
]
[workspace.lib-core]
path = "lib-core"
[workspace.lib-utils]
path = "lib-utils"
deps = ["lib-core"]
[workspace.app]
path = "app"
deps = ["lib-core", "lib-utils"]
main = true
```
## Пакеты

View File

@@ -0,0 +1,89 @@
---
sidebar_label: OS-dev (flat-bin + archive)
---
# Pure ASM / boot image (flat-bin + archive)
Minimal OS-dev style pipeline: assemble raw binaries with NASM, then pack a FAT floppy/image with an optional boot sector.
## Project layout
```
myos/
dcr.toml
src/
boot.asm # boot sector (512 bytes)
kernel.asm # payload
```
For multiple flat artifacts, use a **workspace** (one member per binary) or separate packages; a single `flat-bin` package produces one binary per source stem.
## Boot package (`flat-bin`)
```toml
[package]
name = "boot"
version = "0.1.0"
[build]
language = "asm"
compiler = "nasm"
kind = "flat-bin"
extension = "bin"
roots = ["src/boot.asm"]
```
```bash
dcr build
# → target/<…>/debug/boot.bin (NASM -f bin, no link)
```
## Disk image after build
```toml
[archive]
output = "target/{profile}/disk.img"
format = "fat12"
size = "1440K"
label = "MYOS"
bootsector = "target/{profile}/boot.bin"
[[archive.layout]]
from = "target/{profile}/kernel.bin"
to = "KERNEL.BIN"
```
* `format`: `fat12`, `fat16`, or `fat32`
* `size`: bytes or `K`/`KB`/`M`/`MB`/`G`/`GB` (default ~1.44 MiB)
* `bootsector`: written only when `offset` is omitted or `0`
* `from` may be a glob; `{profile}` is substituted in paths
## C kernel → flat binary
```toml
[build]
language = "c"
compiler = "clang"
kind = "flat-bin"
freestanding = true
filename = "kernel"
extension = "bin"
ldflags = ["-T", "linker.ld"]
```
Pipeline: objects → temporary linked ELF → `objcopy -O binary` → `kernel.bin`. Requires `objcopy` / `llvm-objcopy` in PATH.
## Other assemblers
| Tool | Notes |
| -------- | --------------------------------------------------------------------------------------- |
| **FASM** | Write `format binary` in the source; DCR writes `\<stem>.bin` directly |
| **GAS** | Assemble `.s` → obj → `objcopy -O binary` |
| **LLC** | `language = "llvm_ir"` → obj → objcopy |
| **MASM** | COFF obj → objcopy (needs binutils/LLVM objcopy) |
## Notes
* Single-file `roots` are supported: `roots = ["src/boot.asm"]`.
* `--force` re-runs `build.steps` / `build.post_steps` as well as recompilation.
* Prefer `kind = "elf"` if you need a relocatable ELF kernel without stripping to raw binary.

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@@ -56,7 +56,7 @@ moc = "moc {in} -o {out}"
### GAS / NASM
* GAS: `-I`, `-c -o`, `--defsym`
* NASM: `-I`, `-c -o`, `-D`, `-f` (формат: win64/elf64/macho64/macho32/elf32)
* NASM: `-I`, `-o`, `-D`, `-f` (format: win64/elf64/macho64/macho32/elf32; **`bin` when `kind = "flat-bin"`**)
* MASM: `/nologo /c /Fo\<obj> <source>`
* FASM: `<source> \<output>` (путь вывода — объектный файл)
* LLVM IR: `-filetype=obj <source> -o \<output>`
@@ -78,15 +78,20 @@ moc = "moc {in} -o {out}"
## Типы сборок
| Тип | Тип | Путь (пример для Linux) |
| ------------------ | ------------------------------------ | ----------------------------------------------------------------------------------------------- |
| `bin` | Исполняемый файл | `target/\<profile>/\<name>` (.exe) |
| `staticlib` | Статическая библиотека | `target/\<profile>/lib\<name>.a` (.lib) |
| `sharedlib` | Динамическая библиотека | `target/\<profile>/lib\<name>.so` (.dll/.dylib) |
| `efi` | UEFI приложение | `target/\<profile>/\<name>.efi` |
| `эльф` | ELF без стандартной библиотеки | `target/\<profile>/\<name>` |
| `нет` | Только компиляция, без линковки | — |
| `пользовательский` | Полный контроль filename + extension | `target/\<profile>/\<filename>.\<extension>` |
| Тип | Тип | Путь (пример для Linux) |
| ------------------ | ------------------------------------ | --------------------------------------------------------------------------------------------------------------------------------------------- |
| `bin` | Исполняемый файл | `target/\<profile>/\<name>` (.exe) |
| `staticlib` | Статическая библиотека | `target/\<profile>/lib\<name>.a` (.lib) |
| `sharedlib` | Динамическая библиотека | `target/\<profile>/lib\<name>.so` (.dll/.dylib) |
| `efi` | UEFI приложение | `target/\<profile>/\<name>.efi` |
| `эльф` | ELF без стандартной библиотеки | `target/\<profile>/\<name>` |
| `нет` | Только компиляция, без линковки | — |
| `пользовательский` | Полный контроль filename + extension | `target/\<profile>/\<filename>.\<extension>` |
| `flat-bin` | Raw binary | ASM: `\<stem>.bin` (NASM `-f bin` / FASM / GAS·MASM·LLC via objcopy); C/C++: `\<name>.bin` (link + objcopy) |
## Disk images (`[archive]`)
After a successful build, if `[archive]` is present in `dcr.toml`, DCR formats a FAT volume and copies files from `layout` into the image. See [dcr.toml → archive](/docs/reference/dcr-toml#archive).
## Этапы сборки

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@@ -57,14 +57,8 @@ dcr build --target aarch64-none-elf
## Целевой каталог
В Linux с явным указанием цели:
By default, the compilation output directories are structured as follows:
```
target/<triple>/<profile>/
```
В macOS/Windows или без указания целевой платформы:
```
target/<profile>/
```
* **Linux and BSD**: Always output to `target/\<triple>/\<profile>/` (using host triple if no target is specified).
* **macOS and Windows (without target)**: Output to `target/\<profile>/`.
* **macOS and Windows (with explicit target)**: Output to `target/\<triple>/\<profile>/`.

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@@ -10,94 +10,144 @@ sidebar_label: Обзор dcr.toml
```toml
[package]
# обязательные поля
# required fields
[build]
# настройки сборки
# build settings
[build.debug] # опционально: переопределение для debug
[build.release] # опционально: переопределение для release
[build.debug] # optional: debug override
[build.release] # optional: release override
[build.linux] # опционально: переопределение для Linux
[build.windows] # опционально: переопределение для Windows
[build.windows.debug] # комбинация target + profile
[build.linux] # optional: Linux override
[build.windows] # optional: Windows override
[build.windows.debug] # target + profile combination
[toolchain]
# пути к компиляторам/линкеру
# compiler/linker paths
[dependencies]
# зависимости проекта
# project dependencies
[workspace]
# мультипакетная конфигурация
# multi-package configuration
[run]
[run.release] # опционально: переопределение для release
# настройки запуска
# run settings
[archive]
# optional: pack FAT disk image after build
```
## [пакет]
| Поле | Обязательное | Описание |
| ---------- | ------------ | --------------------------- |
| `имя` | да | Имя проекта |
| `версия` | да | Семантическая версия |
| `тип` | да | `app`, `lib`, `none` |
| `лицензия` | нет | SPDX-идентификатор лицензии |
| `автор` | нет | Автор |
| Поле | Обязательное | Описание |
| ------------- | ------------ | --------------------------------------------------------------------------------------------------------------- |
| `имя` | да | Имя проекта |
| `версия` | да | Semantic version of the **project** |
| `dcr-version` | no | Semver of the **dcr tool** this project targets. Written by `dcr new` / `dcr init` to the current tool version. |
| `тип` | нет | `app`, `lib`, `none` (defaults to `"none"`) |
| `лицензия` | нет | SPDX-идентификатор лицензии |
| `автор` | no | Автор |
```toml
[package]
name = "my-app"
version = "0.1.0"
dcr-version = "0.8.4"
type = "app"
license = "MIT"
author = "John Doe"
```
### `package.dcr-version`
Optional pin of the DCR CLI the project was written for. On every `dcr.toml` load:
| Situation | Behaviour |
| ------------------------------ | ---------------------------------------------------------- |
| Field missing / empty | Warning: add `dcr-version` (set by `dcr new` / `dcr init`) |
| Running dcr **older** than pin | Warning: upgrade dcr (`dcr --update`) |
| Running dcr **newer** than pin | Warning: review changelog, bump the pin when ready |
| Equal | Silent |
| Invalid semver | Warning once, field ignored |
Never fails the command — warnings only. Pre-release suffixes (`1.0.0-dev`) are ignored for comparison (`1.0.0-dev` ≡ `1.0.0`).
## [сборка]
...
* `build.qt` — (bool) Включить автоматическую обработку метаобъектов Qt (MOC, UIC, RCC). Требуется установка модулей `qt6` с помощью `pkg-config`.
| Поле | По умолчанию | Описание |
| ------------------------ | --------------------------------------------------------------- | ------------------------------------------------------------------------------------- |
| `язык` | `"c"` | `"c"`, `"cxx"`, `"cpp"` |
| `стандартный` | `"c11"` | Стандарт C (`c11`, `c17`, `c23`) |
| `cxx_standard` | `"c++20"` | Стандарт C++ (`c++17`, `c++20`, `c++23`) |
| `компилятор` | `cxxflags` | Предпочитаемый компилятор |
| `тип` | `"bin"` | `bin`, `staticlib`, `sharedlib`, `efi`, `elf`, `none`, `custom` |
| `target` | хост | Target triple для кросс-компиляции |
| `платформа` | `"нативный"` | `native`, `efi`, `freestanding` |
| `cflags` | `[]` | Дополнительные флаги C++ |
| `ldflags` | `[]` | Дополнительные флаги линковки |
| `имя файла` | `""` | Кастомное имя выходного файла |
| `расширение` | `""` | Пользовательское расширение файла |
| `корни` | `["src"]` | Корневые директории с исходниками |
| `exclude` | `[]` | Паттерны исключений |
| `include` | `[]` | Дополнительные include-директории |
| `src_disable` | `false` | Отключить автоматический поиск источников |
| `наследовать` | `false` | Наследовать build от корня workspace |
| `clean` | `[]` | Шаблоны Glob для настраиваемых чистых путей |
| `out_dir` | `""` | Пользовательский каталог для вывода данных |
| `только рабочая область` | `false` | Только для workspace, не собирать отдельно |
| `отдельно стоящий` | `false` | Компилировать в автономном режиме (`-ffreestanding` + `-nostdlib -static`) |
| `opt_level` | `"0"` (отладочная версия) / `"3"` (релизная версия) | Уровень оптимизации: `0`–`3`, `"s"`, `"z"` |
| `ldscript` | `true` (отладочный режим) / `false` (релизный режим) | Выводить отладочные символы (`-g`) |
| `lto` | `false` | Оптимизация на этапе компоновки (`-flto` как для компилятора, так и для компоновщика) |
| `asflags` | `false` | Удалить символы из вывода (опция `-s` в ldflags) |
| `true` | `["all", "extra"]` (отладочная версия) / `[]` (релизная версия) | Флаги предупреждений (например, `"all"`, `"extra"`, `"pedantic"`) |
| `panic` | `""` | Стратегия «Паника»: `"abort"` отключает исключения и таблицы развертки |
| `codegen-units` | `""` | Максимальное количество параллельных заданий компиляции (`"0"` = автоматически) |
| `qt` | `false` | Включить автоматическую обработку метаобъектов Qt (MOC, UIC, RCC) |
| Поле | По умолчанию | Описание |
| ------------------------ | ------------- | --------------------------------------------------------------------------------------------------------- |
| `язык` | `"c"` | `"c"`, `"c++"`, `"cpp"`, `"cxx"`, `"asm"`, `"llvm_ir"`, `"llvm-ir"`, `"ll"` (optional, defaults to `"c"`) |
| `стандартный` | `"c11"` | Стандарт C (`c11`, `c17`, `c23`) |
| `cxx_standard` | — | Стандарт C++ (`c++17`, `c++20`, `c++23`) |
| `компилятор` | `cxxflags` | Preferred compiler (optional, defaults to `"clang"`) |
| `тип` | `"bin"` | `bin`, `staticlib`, `sharedlib`, `efi`, `elf`, `none`, `custom`, `flat-bin` |
| `target` | хост | Target triple для кросс-компиляции |
| `платформа` | `"нативный"` | `native`, `efi`, `freestanding` |
| `cflags` | `[]` | Дополнительные флаги C++ |
| `ldflags` | `[]` | Дополнительные флаги линковки |
| `имя файла` | `""` | Кастомное имя выходного файла |
| `расширение` | `""` | Custom file extension (for `flat-bin`, default is `bin`) |
| `корни` | `["src"]` | Source roots: directories and/or individual source/header files |
| `exclude` | `[]` | Паттерны исключений |
| `include` | `[]` | Дополнительные include-директории |
| `src_disable` | `false` | Отключить автоматический поиск источников |
| `наследовать` | `false` | Наследовать build от корня workspace |
| `clean` | `[]` | Шаблоны Glob для настраиваемых чистых путей |
| `out_dir` | `""` | Пользовательский каталог для вывода данных |
| `только рабочая область` | `false` | Workspace-only, not built standalone (no `language`/`compiler` required) |
| `отдельно стоящий` | `false` | Компилировать в автономном режиме (`-ffreestanding` + `-nostdlib -static`) |
| `opt_level` | — | Optimization level: `0`-`3`, `"s"`, `"z"` (derived from profile if omitted) |
| `ldscript` | profile-based | Emit debug symbols (`-g`): `true` in debug, `false` in release |
| `lto` | `false` | Оптимизация на этапе компоновки (`-flto` как для компилятора, так и для компоновщика) |
| `asflags` | `false` | Удалить символы из вывода (опция `-s` в ldflags) |
| `true` | `[]` | Warning flags (e.g. `"all"`, `"extra"`, `"pedantic"`); engine adds `-Wall -Wextra` in debug if empty |
| `panic` | `""` | Стратегия «Паника»: `"abort"` отключает исключения и таблицы развертки |
| `codegen-units` | `""` | Максимальное количество параллельных заданий компиляции (`"0"` = автоматически) |
| `qt` | `false` | Включить автоматическую обработку метаобъектов Qt (MOC, UIC, RCC) |
Параметры из исходного файла конфигурации (не в виде типизированной структуры):
* Пакеты для pkg-config
* `pkg_config` — list of packages queried for build-wide compiler/linker flags
Dependencies can also declare a system package directly, for example
`fmt = { pkg-config = "fmt" }`. This records the package in `dcr.lock` and applies
the flags returned by `pkg-config --cflags` and `pkg-config --libs`.
* Путь к linker script
* `build.steps` / `build.post_steps` — этапы генерации кода
## Per-language overrides: `[build.c]`, `[build.cxx]`, `[build.asm]`, `[build.llvm_ir]`
Each language can have its own table that overrides the flat `[build]` settings:
```toml
[build]
compiler = "clang"
standard = "c11"
[build.c]
standard = "c23"
compiler = "gcc"
[build.cxx]
standard = "c++23"
compiler = "g++"
[build.asm]
compiler = "nasm"
flags = ["-felf64"]
[build.llvm_ir]
compiler = "llc"
```
The flat `[build]` acts as fallback; per-language tables take precedence for their language.
Пример:
```toml
@@ -151,3 +201,84 @@ cmd = "./target/{profile}/{name}"
## [рабочая область]
См. [workspaces](/docs/reference/workspaces).
## [archive]
Optional post-build step: format a FAT volume and copy built artifacts into a disk image. Runs after a successful package build (and after workspace member builds that define `[archive]`).
Requires DCR built with the `archive` Cargo feature (`cargo build --features archive`). Release binaries include this feature.
| Field | Required | Description |
| ------------ | -------- | ------------------------------------------------------------------------------------------- |
| `output` | yes | Image path relative to project root (`{profile}` allowed) |
| `format` | yes | `fat12`, `fat16`, or `fat32` |
| `size` | no | Image size: bytes or `K`/`KB`/`M`/`MB`/`G`/`GB` (default `1474560` ≈ 1.44 MiB) |
| `offset` | no | Byte offset of the FAT volume inside the image (default `0`) |
| `label` | no | Volume label (max 11 chars, default `VOLUME`) |
| `bootsector` | no | Path to a 512-byte boot sector written at offset 0 when `offset` is 0 (`{profile}` allowed) |
| `layout` | no | List of `{ from, to }` entries (files or globs → path inside the volume) |
```toml
[archive]
output = "target/{profile}/disk.img"
format = "fat12"
size = "1440K"
label = "MYOS"
bootsector = "target/{profile}/boot.bin"
[[archive.layout]]
from = "target/{profile}/kernel.bin"
to = "KERNEL.BIN"
[[archive.layout]]
from = "assets/*"
to = "/"
```
Typical pairing with `kind = "flat-bin"` (NASM `-f bin`) for bootloaders and pure-ASM OS images.
## `flat-bin` (kind)
Produces a raw binary (default extension `bin`) for boot sectors, kernels, and freestanding payloads.
### Assemblers
| Tool | Language / compiler | How flat-bin is produced |
| ---- | ------------------------------------------ | -------------------------------------------- |
| NASM | `language = "asm"`, `compiler = "nasm"` | `-f bin` → `\<stem>.bin` |
| FASM | `compiler = "fasm"` | direct write (use `format binary` in source) |
| GAS | `compiler = "as"` / `"gas"` | assemble → `objcopy -O binary` |
| MASM | `compiler = "ml"` / `"ml64"` | assemble → `objcopy -O binary` |
| LLC | `language = "llvm_ir"`, `compiler = "llc"` | `-filetype=obj` → `objcopy -O binary` |
```toml
[build]
language = "asm"
compiler = "nasm"
kind = "flat-bin"
extension = "bin"
roots = ["src/boot.asm"]
```
### C / C++
Compile all sources, link with `-nostdlib -static` (plus your `ldflags` / `ldscript`), then convert the intermediate ELF/PE with `objcopy -O binary` to `\<filename|name>.bin`.
```toml
[build]
language = "c"
compiler = "clang"
kind = "flat-bin"
freestanding = true
filename = "kernel"
extension = "bin"
ldscript = "linker.ld"
ldflags = ["-T", "linker.ld"]
```
Notes:
* Multi-file **ASM** packages emit one `\<stem>.bin` per source; **C/C++** emit a single project binary.
* `objcopy` tools tried in order: `llvm-objcopy`, `objcopy`, `gobjcopy`.
* Incompatible with `build.qt = true`.
* `dcr run` rejects `flat-bin` (not a host executable).

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@@ -6,7 +6,7 @@ sidebar_label: Зависимости
## Форматы
В секции `[dependencies]` поддерживаются три формата:
The `[dependencies]` section supports registry, path, Git, and `pkg-config` dependencies:
### Строка (реестр)
@@ -23,10 +23,10 @@ catch2 = ">=3.0,<4.0"
```toml
[dependencies]
fmt = { git = "https://github.com/fmtlib/fmt", tag = "10.1.1" }
dcr-math = { git = "https://github.com/dexoron/dcr-math-lib.git", tag = "v0.1.0" }
```
Поля: `git`, `branch`, `tag`, `rev`, `features`.
Fields: `git`, `branch`, `tag`, `rev`, `mode`, `include`, `lib`, `libs`.
### Табличный (path)
@@ -35,6 +35,32 @@ fmt = { git = "https://github.com/fmtlib/fmt", tag = "10.1.1" }
mylib = { path = "../mylib" }
```
For a prebuilt external library, specify its layout explicitly. The three
arrays are paths relative to the dependency root (`include`, `lib`) and linker
names (`libs`):
```toml
[dependencies]
dcr-math = { path = "../deps/dcr-math", include = ["include"], lib = ["lib"], libs = ["dcr-math"] }
```
### Table (`pkg-config`)
Use an installed `.pc` package when the library is provided by the operating system
or another system package manager. DCR invokes `pkg-config --cflags` and
`pkg-config --libs`, preserving include, library, linker, and other flags:
```toml
[dependencies]
fmt = { pkg-config = "fmt" }
openssl = { pkg-config = ["openssl", "libcrypto"] }
```
The `pkg-config` executable must be available in `PATH`. The named `.pc` files must
be available through pkg-config's standard search paths or via `PKG_CONFIG_PATH`.
These dependencies are not downloaded or built by DCR; they are recorded in
`dcr.lock` with a `pkg-config+...` source.
## Реестр
## RegistryDCR использует реестр пакетов для поиска зависимостей по имени.```toml
@@ -45,27 +71,41 @@ main = { url = "https://github.com/dcr-ports/dcr-index", priority = 1 }
```toml
# ~/.dcr/config.toml
[[registry]]
name = "default"
url = "https://index.dcr.pm"
[registry.default]
url = "https://index.dcr.dexoron.tech"
priority = 1
```
Приоритет реестра: порядок в файле `config.toml`. Переменная `DCR_INDEX_PATH` переопределяет путь к index.json.
## Git-зависимости
При добавлении git-зависимости DCR клонирует репозиторий через `git2`:
Git dependencies are cloned into `~/.dcr/git/`; their exact checked-out commit is written to `dcr.lock`.
Both Git and path dependencies have two modes:
* **DCR package:** the source has `dcr.toml`. DCR builds it before the consumer and uses the package name from its manifest for linking.
* **Prebuilt library:** it provides existing headers and binaries through `include`, `lib`, and `libs`. DCR passes them to the compiler/linker without building the dependency.
The mode is normally detected automatically. Use `mode = "build"` or `mode = "prebuild"` when a source contains both a manifest and prebuilt artifacts and you need to choose explicitly.
`dcr-math-lib` publishes both forms. Select its prebuilt library explicitly:
```toml
[dependencies]
dcr-math = { git = "https://github.com/dexoron/dcr-math-lib.git", tag = "v0.1.0", mode = "prebuild", include = ["include"], lib = ["lib"], libs = ["dcr-math"] }
```
DCR supports specifying branch/tag/rev for git sources:
* `branch` — переключиться на ветку
* `tag` — переключиться на тег
* `rev` — переключиться на конкретный коммит
* `features` — флаги функций (проанализированы, но не влияют на сборку)
Путь к кэшу: `~/.dcr/git/\<hash>/`.
## Path dependencies
## Path-зависимости
Локальные пути. DCR автоматически находит include и lib директории.
Local paths may point at a DCR package or a prebuilt external library. A path DCR package is built before its consumer, including its own path/git dependencies. DCR detects dependency cycles. A prebuilt library is never built by DCR; it is linked from the directories declared in its dependency entry.
```toml
[dependencies]
@@ -73,16 +113,51 @@ mylib = { path = "/abs/path/to/lib" }
mylib = { path = "../relative/path" }
```
For DCR packages, the package name from `dcr.toml` is used for linking (so the dependency key may differ from the library name). Header resolution includes the packaged `target/include` directory and link search includes `target/lib`.
### Recommended library layouts
Buildable DCR library:
```text
dcr-math-lib/
├── dcr.toml
└── src/
├── dcr_math.c
└── dcr_math.h
```
Prebuilt library:
```text
dcr-math-lib/
├── include/
│ └── dcr_math.h
└── lib/
└── libdcr-math.a # or .so / .lib
```
`libs` contains linker names without the `lib` prefix and file extension: use
`["dcr-math"]` for `libdcr-math.a`.
If one repository contains both forms, keep the prebuilt files in `include/` and `lib/` and select the mode explicitly:
```toml
[dependencies]
dcr-math = { git = "https://github.com/dexoron/dcr-math-lib.git", tag = "v0.1.0", mode = "prebuild", include = ["include"], lib = ["lib"], libs = ["dcr-math"] }
```
For a local copy, replace `git` with `path = "../dcr-math-lib"`. In `prebuild` mode DCR does not run the dependency build, even when `dcr.toml` is present.
## dcr.lock
Файл блокировки зависимостей. Содержит точные версии, хеши и источники.
Dependency lock file. Contains package names and sources.
Создаётся при выполнении команды `dcr build` при наличии зависимостей реестра. Автоматически обновляется при `dcr add`.
Created during `dcr build` for resolved registry, path, and Git dependencies. Not updated during `dcr add` — only on the next `dcr build`.
## Процесс резолва
## Resolution process
1. Загружаются все зависимости (registry → git → path)
2. Для зависимостей типа «path»: рекурсивно прочитать их файлы `dcr.toml`
3. Для зависимостей реестра: выполните поиск в файле `index.json`
4. Для зависимостей Git: клонировать в кэш
5. Собираются include_dirs, lib_dirs, libs для передачи компилятору
1. Resolve dependency sources (registry → git → path)
2. Fetch git dependencies into `~/.dcr/git/` and check out the requested ref
3. Build DCR package dependencies recursively
4. Collect `include_dirs`, `lib_dirs`, `libs` for the compiler

View File

@@ -58,3 +58,27 @@ export DCR_INDEX_PATH=/custom/path/index.json
```
По умолчанию: `~/.dcr/index.json`.
## DCRUP_MIRROR
Download mirror for `dcrup` (prebuilt binaries only).
```bash
export DCRUP_MIRROR=auto # cf → gh → sf → ya (default)
export DCRUP_MIRROR=cf # CloudFlare CDN
export DCRUP_MIRROR=gh # GitHub Releases
export DCRUP_MIRROR=sf # SourceForge
export DCRUP_MIRROR=ya # Yandex CDN (RU fallback)
```
CLI override: `dcrup install stable --mirror cf`.
## DCRUP_HOME / DCRUP_BIN / DCRUP_REPO
Installer layout and source clone URL:
```bash
export DCRUP_HOME=~/.dcr
export DCRUP_BIN=~/.dcr/bin
export DCRUP_REPO=https://github.com/dexoron/dcr
```

View File

@@ -11,17 +11,18 @@ DCR нормализует target triple через `platform_triple::normalize_
### Linux
```
target/<arch>-unknown-linux-gnu/<profile>/
target/<arch>-unknown-linux-<env>/<profile>/
```
Поддержка архитектур: `x86_64`, `aarch64`.
Architectures: `x86_64`, `aarch64`, `i686`, `armv7`, `riscv64` (host-detected).
Environments: `gnu` (default), `musl`.
Тип артефакта: ELF. Расширения: `.so` для sharedlib, `.a` для staticlib
### macOS
```
target/<profile>/
target/<profile>/ (default) or target/<triple>/<profile>/ (with target)
```
Поддержка архитектур: `x86_64`, `aarch64`.
@@ -31,10 +32,11 @@ target/<profile>/
### Windows
```
target/<profile>/
target/<profile>/ (default) or target/<triple>/<profile>/ (with target)
```
Поддержка архитектур: `x86_64`, `aarch64`.
Environments: `msvc` (default), `gnu` (MinGW).
Расширения: `.exe` (бинарный файл), `.lib` (статическая библиотека), `.dll` (общая библиотека), `.efi` (UEFI).

View File

@@ -38,7 +38,10 @@ dcr build # собрать все пакеты
dcr build --workspace pkg-a # собрать только pkg-a
```
При сборке workspace выходные файлы member-ов (библиотеки) автоматически добавляются в include/lib пути зависимых пакетов.
When building a workspace, DCR automatically injects include and library paths of dependent workspace members:
* **Include Paths**: Automatically resolves and injects header directories of dependencies, including the member's `src/` directory, local `include/` directory, and the packaged `target/include` directory.
* **Library Paths**: Injects compiled library search paths (`target/lib` as well as target-specific build folders) to allow automatic linking with member libraries.
## Очистка
@@ -57,3 +60,21 @@ inherit = true
language = "c"
standard = "c17"
```
## Workspace-only root (no build of its own)
A workspace root can set `workspace_only = true` — it won't be built itself, and doesn't need `language` or `compiler`:
```toml
[package]
name = "my-workspace"
version = "0.1.0"
[build]
workspace_only = true
kind = "bin"
[workspace]
lib-core = { path = "lib-core" }
app = { path = "app", deps = ["lib-core"] }
```

View File

@@ -8,8 +8,11 @@ sidebar_label: Introduction
<summary>Quick reference</summary>
```bash
# Installation
curl -fsSL https://dcr.dexoron.su/install.sh | sh
# Installation (dcrup)
curl -fsSL https://sh.dcr-tool.ru | sh -s -- self-install
export PATH="$HOME/.dcr/bin:$PATH"
dcrup install stable # auto: cf → gh → sf → ya
# dcrup install stable --mirror cf # CloudFlare / GitHub / SourceForge / Yandex
# Create a project
dcr new my-app
@@ -51,8 +54,9 @@ dcr gen vscode
* **Incremental builds** — mtime + `.d` headers + SHA256 fingerprint
* **Parallel compilation** — thread::scope, atomic task queue
* **4 backends** — gcc/clang, MSVC/clang-cl, GAS (ARM), NASM (x86)
* **7 project kinds** — bin, staticlib, sharedlib, efi, elf, none, custom
* **7 backends** — gcc/clang (unix_cc), MSVC/clang-cl (msvc), GAS, NASM, MASM, FASM, LLVM IR
* **8 project kinds** — bin, staticlib, sharedlib, efi, elf, none, custom, flat-bin
* **Disk images** — optional `[archive]` packs FAT12/16/32 images after build
* **Cross-compilation** — short names and full triples
* **Profiles** — debug / release with field overrides
* **Workspaces** — multi-package projects with topological sort

View File

@@ -4,6 +4,202 @@ sidebar_label: Changelog
# Changelog
## 0.9.1 (2026-09-13)
* **`pkg-config` dependencies** — declare `fmt = { pkg-config = "fmt" }` or multiple package names in `[dependencies]`; DCR applies `.pc` compiler/linker flags and records the resolved package in `dcr.lock`.
* **`dcr add` support for `pkg-config`** — easily add system package dependencies with `dcr add fmt pkg-config:fmt` or `dcr add openssl pkg:openssl,libcrypto`.
* **`dcr tree` & IDE integration** — `pkg-config` packages are marked in `dcr tree` and resolved into compiler flags in `dcr gen` (`compile_commands.json`).
* **Fixed `dcr new` in non-ASCII / spaced paths** — initializing projects from folders with non-ASCII characters or spaces no longer fails validation.
## 0.9.0 (2026-08-31)
* **Download mirrors in `dcrup`** — `--mirror auto|cf|gh|sf|ya` and `DCRUP_MIRROR`.
Default `auto` tries **cf → gh → sf → ya** (CloudFlare CDN, GitHub, SourceForge, Yandex CDN).
* **Complete Path/Git dependencies** — DCR packages from `path` and `git` are built before their consumer. Git sources are cached in `~/.dcr/git`, support `branch`/`tag`/`rev`, and record the exact commit in `dcr.lock`.
* **Build and prebuild modes** — `path` and `git` dependencies can build a DCR package from `dcr.toml` or link existing `include`/`lib`/`libs` artifacts; `mode = "build"` / `"prebuild"` selects explicitly when both forms are present.
* **Prebuilt dependency examples** — documentation now shows the `dcr-math-lib` Git repository and recommended build/prebuilt layouts for both `git` and `path`.
* **Transitive dependency builds and cycle reporting** — DCR recursively builds DCR packages and reports a clear dependency chain for cycles.
* **Bare path arguments for `dcr add`** — `dcr add mylib ../mylib` now works in addition to the explicit `path:` form.
* **Removed `install.sh` / `install.ps1` / `install_bsd.sh`** — superseded by `dcrup`.
## 0.8.5 (2026-08-08)
* **`package.dcr-version`** — optional CLI version pin in `dcr.toml`.
`dcr new` / `dcr init` write the current version. On config load:
* missing / empty pin → warn "add dcr-version";
* dcr older than pin → warn "update dcr";
* dcr newer than pin → warn "check changelog, update pin";
* equal → silent.
Commands do not fail, warning only (once per path per process).
## 0.8.4 (2026-08-04)
**Added:**
* **`.dcr/` directory** — shared machine-readable build facts for IDE integrations:
* `.dcr/compile_commands.json`
* `.dcr/build-info.json` (`schemaVersion`, `artifact_path`, `profile`, …)
* `.dcr/toolchain.json` (compiler/debugger paths, moc/uic/rcc)
* `.dcr/ide/` (placeholder for IDE lock files)
* **`dcr gen project-info`** — `target`, `target_dir`, `artifact_path`, `artifact_kind`, `source_roots`, `include_globs`, `exclude_globs`; absolute/canonical paths.
* **`dcr build --print-artifact-path`** — one absolute artifact path line on stdout after a successful build.
* **`dcr gen … --quiet` / `-q`** — suppress human success logs for gen subcommands.
* **`.clangd`** — created on first gen with `CompilationDatabase: .dcr` (`# managed by dcr gen`); custom `.clangd` is not overwritten.
* **Helpers** `canonicalize_path`, `atomic_write`, `ensure_dcr_dir`; pure `resolve_artifact_path` via `platform::*`.
* **`dcr new` / `dcr init`** — add `.dcr/` to `.gitignore`.
**Changed (breaking):**
* **`compile_commands.json` moved** from project root to **`.dcr/compile_commands.json`**.\
clangd discovers it via `.clangd` / `--compile-commands-dir=.dcr`.\
CLion and VSCode generators updated accordingly.
* **Atomic write** for compile_commands (tmp + rename).
* **`gen vscode` / `gen clion` launch/run** — use the same artifact path resolver as `project-info` / `build-info.json`.
**Fixed:**
* Launch configs no longer hardcode `target/\<profile>/\<name>` without the Linux triple segment.
* Symlink/mount roots: best-effort canonicalize for root and compile database paths.
## 0.8.3 (2026-08-03)
### Added
* **`dcr run -- \<args>...`** — cargo-style argument forwarding after a bare `--`\
(`dcr run --release -- --test_help`). Applies to direct binary runs and `[run].cmd`.
* **Tests** — host target section `ldflags` without CLI `--target`; run-arg forwarding; `split_double_dash` unit tests.
### Changed
* **Native builds resolve the host triple** — without `--target` / package `build.target`, host sections such as\
`[build.x86_64-unknown-linux-gnu]` apply again (`cflags` / `ldflags` / toolchain).\
Previously the target was empty and those sections were ignored while artifacts already used the host triple path.
* **Empty target** — no more `Unknown target ''` warning.
* **`dcr run --help` / man `dcr-run`** — document `--` forwarding.
### Fixed
* **Native artifact paths on Windows and macOS** — without an explicit `--target` / `build.target`, artifacts use `target/\<profile>`, so `dcr run` and flat-bin find the build output.
* Target-specific `ldflags` missing on native host builds (e.g. micro-lang + `libsct-elf`).
* Spurious empty-target warning.
## 0.8.2 (2026-07-22)
### Added
* **Compile progress `[N/M]`** — live TTY status line (`compile pkg v0.1.0 [12/41]`) so long mono-package builds do not look hung.
* **DCR status style** — fixed-width verbs: `project`, `compile`, `dep`, `ready`, `pack`, `done`, `run`.
* **Cargo feature `archive`** — optional FAT packing via `fatfs` (`cargo build --features archive`). Release CI builds with the feature; without it `[archive]` fails with a clear message.
* **Tests** — `flat_bin_nasm_build`, package `build.target` without CLI `--target`, stricter workspace `clean --all`.
* **CI expansion** — unit + integration on Linux/macOS/Windows, archive feature job, rust-cache, clippy default + all-features (see `.github/workflows/ci.yml`).
### Changed
* **No forced host triple from CLI** — without `--target`, package/member `build.target` is honored (bare-metal / ISO `post_steps` paths).
* **Relative include/lib flags** (`-I`, `-i`, `-isystem`, `-idirafter`, `-L`, `-T`) absolutized against the package root under workspace builds.
* **`dcr clean --all`** — no spam for members without a local `target/` (shared root `target/`).
* **`error` / `warn`** — red / yellow on stderr; CLI fully English (`Hint:`).
* **Help / man** — list `add`, `lint`, `setup`; unknown command exits with code 1.
* **Tool NotFound** — `linker not found: ld.lld …` / `{tool} not found …` instead of raw `os error 2`.
## 0.8.1 (2026-07-20)
### Added
* **`build.kind = "flat-bin"`** — raw binary (default `.bin`) for OS-dev payloads:
* **NASM** — `-f bin` → `\<stem>.bin`
* **FASM** — direct output (`format binary` in source)
* **GAS / MASM / LLC** — object → `objcopy -O binary` → `\<stem>.bin`
* **C/C++** — objects → freestanding link → `objcopy -O binary` → `\<name>.bin`
* Requires `llvm-objcopy` / `objcopy` / `gobjcopy` except for NASM/FASM direct emit
* **`[archive]` section** — FAT12/16/32 disk images after build (`output`, `format`, `size`, `offset`, `label`, `bootsector`, `layout`). From 0.8.2 requires feature `archive`.
* **Single-file `build.roots`** — a root may be a single source or header file, not only a directory.
### Changed
* **`--force`** also re-runs `build.steps` and `build.post_steps`.
* **`dcr run` on workspace-only root** — if `[run].cmd` is set, run that after build; otherwise delegate to a workspace member.
## 0.8.0 (2026-07-18)
### Added
* **Dedicated Build Engine (`src/core/build/engine.rs`)** — decoupled the build orchestration logic completely from the CLI front-end wrapper in `src/cli/build.rs` to a reusable, decoupled core build engine.
* **Polymorphic Language Model (`Language` trait)** — introduced the abstract `Language` trait (`src/core/build/language/mod.rs`). File scanning, compiler resolution, and flags handling are now encapsulated in dedicated language modules for C, C++ (including Qt code generation), LLVM IR, and ASM (GAS, NASM, FASM, MASM).
* **Polymorphic Compilation Dispatch (`Builder` trait)** — introduced the `Builder` trait to generalize builder invocations (`src/core/build/builder/mod.rs`). Consolidated GCC/Clang logic into `builder/cc_common.rs` and Microsoft Visual C++ logic into `builder/msvc/`.
* **Per-Language Configuration overrides (`[build.\<lang>]`)** — introduced support for configuring language-specific compiler, standard, and flags (e.g. `[build.c]`, `[build.cxx]`, `[build.asm]`) independently in `dcr.toml`.
* **Automatic Workspace Dependency Injection** — during workspace builds, include/lib paths of dependent workspace members (including their source headers, local `include/` folders, and build target `target/include` / `target/lib` folders) are automatically resolved and injected.
* **`BuildReporter` Event System** — decoupled build orchestration output into a structured event-driven reporter model (`src/core/build/report.rs`), making DCR suitable for library embedding and IDE integrations without stderr capturing.
* **Build Cancellation Support** — introduced thread-safe cancellation tokens (`Arc\<AtomicBool>`) allowing clients to safely abort compile runs mid-execution.
* **TOML Formatting & Custom Keys Preservation** — migrated the config editor to `toml_edit`, preserving all unknown/user-defined TOML keys, structures, and comments during file write operations (e.g., in `dcr add`).
* **Path Dependencies Target Include Resolution** — local path dependencies configured via tables now correctly expose headers built and packaged into their `target/include` folder to consumer packages.
* **Modular Integration Test Suite** — refactored the monolith `tests/cli_basic.rs` file into clean, specialized integration tests: `cli_build.rs`, `cli_deps.rs`, `cli_lint.rs`, `cli_new.rs`, `cli_qt.rs`, `cli_test.rs`, `cli_workspace.rs`.
### Changed
* **Consolidated Linking and Archiving** — artifact generation (linking executables/shared libraries and archiving static libraries) consolidated into a single `src/core/build/builder/artifact.rs` module.
* **Workspace-Aware member execution** — `dcr run` executed at the workspace root of a `workspace_only` project now triggers the member build inside the workspace context using the `--workspace` parameter, preventing standalone build issues.
* **Elimination of Global State** — removed global variables and states from the build core, encapsulating build logic inside isolated `BuildContext` structs for thread safety.
* **Build Cache Separation** — relocated mtime tracking, incremental caching, and header-dependency checking logic to `src/core/build/cache.rs`.
* **Modularized Pre-build Steps** — decoupled generator scripts and pre-build commands parsing into `src/core/build/steps.rs`.
## 0.7.4 (2026-06-17)
### Added
* **Native Qt support** — automatic meta-object handling (MOC, UIC, RCC) added when `build.qt = true` is set in `dcr.toml`.
* **`dcr lint` command** — C/C++ static analysis via `clang-tidy`. Supports `--fix` for automatic fixes. Respects `build.roots` and `build.src_disable` from config.
* **Three new assembler backends**:
* **MASM** (`compiler = "ml"` / `"ml64"`) — Microsoft Macro Assembler.
* **FASM** (`compiler = "fasm"`) — Flat Assembler.
* **LLVM IR** (`compiler = "llc"`) — compiles `.ll` files via `llc -filetype=obj`.
* **Shared ASM pipeline** — linking and archiving logic consolidated into `core/builder/asm.rs`. Adding a new assembler backend now takes ~30 lines.
* **Filesystem utilities** — `to_hex()` and `home_dir()` extracted to `utils/fs.rs`.
* **Build utilities** — `normalize_target()`, `normalize_kind()`, `normalize_platform()`, `default_profile_flags()` extracted to `utils/build.rs`.
* **Backend helpers** — `asm_lang_flag()`, `source_extensions()`, `elapsed_secs()` added to `core/builder/common.rs`.
* **Full Bare-Metal / Freestanding Automation** — introduced the `build.freestanding = true` configuration option. When enabled (or when a bare-metal target is detected), DCR automatically injects `-ffreestanding` during compilation and both `-nostdlib` and `-static` during linking.
* **Artifact Optimization (LTO & Strip)** — added `build.lto` (auto-injects `-flto` for compiler and linker) and `build.strip` (automatically strips debug symbols via linker `-s` flag) options to `dcr.toml`.
* **Compilation Thread Control** — added the `build.codegen-units` option to strictly limit the maximum number of parallel jobs utilized by the custom `parallel_build` worker pool.
* **Panic Behavior Management** — added `build.panic = "abort"` support. For C++ targets, it automatically strips exception handling and unwind tables via `-fno-exceptions`, `-fno-unwind-tables`, and `-fno-asynchronous-unwind-tables`.
### Changed
* **Intelligent Default Flags Generation** — automated injection of fallback optimization (`-O3`/`-O0`), debug (`-g`), and warning (`-Wall -Wextra`) flags is now suppressed for bare-metal and freestanding builds if `build.cflags` are overridden.
* **Centralized Bare-Metal Detection** — relocated the `is_bare_metal_target` helper to common build utilities (`src/utils/build.rs`) for unified access across the building core.
* **Architectural Refactoring**:
* Renamed `src/config.rs` to `src/templates.rs`.
* Started consolidation of configuration and build orchestration logic.
## 0.7.3 (2026-06-13)
### Added
* **`--vcs` option for `new` and `init` commands** — introduced explicit version control system selection via `--vcs \<git|none>`.
* **Git metadata integration in `--version`** — the CLI now appends the current short commit hash and a `-dirty` suffix if there are uncommitted changes in the DCR repository.
* **Automatic `.gitignore` generation** — Git repository initialization now automatically writes a `.gitignore` file excluding the `/target` directory.
* **Nested repository prevention** — automatic Git initialization is now skipped if `dcr new` or `dcr init` is executed inside an already existing Git repository.
* **VCS verification tests** — added `new_vcs_options_work` and `init_vcs_options_work` integration tests to ensure reliable repository behavior.
### Changed
* **Complete removal of `git2` dependency** — all Git actions (dependency fetching, VCS setup, status checks) are now delegated to the system `git` executable via `Command`. This simplifies compilation and drops the need for `vendored` and `openssl` features.
* **Migrated from `reqwest` to `ureq`** — replaced the heavy `reqwest` crate in `flag_update.rs` with the lightweight synchronous `ureq 2.10` client, reducing overhead and the final binary size.
## 0.7.2 (2026-06-07)
### Added
* `default_target_triple()` now respects `target_env` — Linux (gnu/musl) and Windows (msvc/gnu) use the correct environment instead of hardcoded values.
### Fixed
* **macOS Apple Silicon builds failed with `_main` undefined** — `--target=` is now passed to ldflags, not just cflags. `default_target_triple()` uses `std::env::consts::ARCH` on macOS instead of hardcoded `x86_64`.
* **GitHub Stars and GPL-3.0 badges not rendering in README** — badge block converted to pure HTML.
### Changed
* Default target resolution extracted into shared `default_target_triple()` — removed duplication across build, run, clean.
## 0.7.1 (2026-06-02)
### Added

View File

@@ -13,7 +13,7 @@ dcr build # debug profile
dcr build --release # release build
dcr build --debug # explicit debug
dcr build --target aarch64-unknown-linux-gnu
dcr build --force # full rebuild
dcr build --force # full rebuild (also re-runs build.steps / post_steps)
dcr build --clean # clean + build
dcr build --verbose # show compilation commands
dcr build --workspace pkg-a # build specific workspace package
@@ -21,6 +21,8 @@ dcr build --workspace pkg-a # build specific workspace package
Artifacts: `target/\<triple>/\<profile>/\<binary-name>` (Linux with explicit target).
With `[archive]` in `dcr.toml`, a FAT disk image is packed after a successful build.
## `dcr run`
Builds (if sources are newer than artifacts) and runs the binary.
@@ -28,8 +30,11 @@ Builds (if sources are newer than artifacts) and runs the binary.
```bash
dcr run
dcr run --release
dcr run --force # force rebuild then run
```
On a **workspace-only** root: if `[run].cmd` is set, that command is used after build; otherwise DCR delegates to a workspace member.
## `dcr clean`
Removes `target/` directory (or `target/\<target>/\<profile>`).

View File

@@ -15,6 +15,8 @@ dcr add mylib path:./lib # explicit path prefix
dcr add mylib git:https://github.com/user/repo # explicit git prefix
dcr add mylib github:user/repo # GitHub shorthand
dcr add mylib gitlab:user/repo # GitLab shorthand
dcr add fmt pkg-config:fmt # system package via pkg-config
dcr add openssl pkg:openssl,libcrypto # multiple pkg-config packages
```
Source prefixes:
@@ -23,6 +25,7 @@ Source prefixes:
* `git:` — generic git URL
* `github:` — expands to `https://github.com/\<user>/\<repo>`
* `gitlab:` — expands to `https://gitlab.com/\<user>/\<repo>`
* `pkg-config:` / `pkg:` — one or more packages resolved by `pkg-config`
* `http://` / `https://` / `git@` — full URL
Flags:
@@ -31,7 +34,12 @@ Flags:
* `--tag \<name>` — git tag
* `--rev \<hash>` — git commit
If source is omitted — DCR searches connected registries.
If source is omitted — DCR searches connected registries. A bare relative or absolute path is accepted as a path dependency.
For `pkg-config` dependencies, the referenced packages must already be installed
and provide `.pc` files. DCR invokes `pkg-config` during the build (using
`PATH` and `PKG_CONFIG_PATH`) and forwards the returned compiler and linker
flags; it does not download or build these packages.
## `dcr tree`

View File

@@ -12,8 +12,13 @@ Only ASCII letters, digits, underscores `_` and hyphens `-` are allowed in the p
```bash
dcr new my-app
dcr new my-app --vcs none
```
Flags:
* `--vcs \<git|none>` — Initialize version control system (defaults to `git` if available, or `none`).
Generates:
* `dcr.toml` with basic fields
@@ -24,8 +29,12 @@ Generates:
Initializes a DCR project in the current (empty) directory.
```bash
mkdir app && cd app
dcr init
dcr init --vcs none
```
Flags:
* `--vcs \<git|none>` — Initialize version control system (defaults to `git` if available, or `none`).
The project name is taken from the current directory name. The directory name must follow the same naming rules as `dcr new`.

View File

@@ -15,9 +15,9 @@ dcr setup
If `~/.dcr/config.toml` is not found, DCR returns an error. Create it manually:
```toml
[[registry]]
name = "default"
[registry.default]
url = "https://index.dcr.pm"
priority = 1
```
## `dcr --help`

View File

@@ -8,6 +8,7 @@ sidebar_label: Contributing
```bash
git clone https://github.com/dexoron/dcr
# or a source mirror: GitVerse / SourceCraft / SourceForge / GitLab (see README)
cd dcr
cargo build
```
@@ -42,10 +43,11 @@ cargo test --all-targets
## CI
CI runs:
CI runs (see `.github/workflows/ci.yml`):
* `cargo fmt --check`
* `cargo clippy --all-targets -- -D warnings`
* `cargo test --all-targets`
* Build on Linux, macOS, Windows
* Integration tests
* `cargo clippy` (default + `--all-features`)
* `cargo check --all-targets --all-features`
* Unit + integration tests on Linux, macOS, Windows
* Extra Linux job with `--features archive` (FAT images)
* Tools on runners: clang, nasm, clang-format/tidy (Linux)

View File

@@ -13,9 +13,9 @@ error: registry not found
**Solution:** Make sure `~/.dcr/config.toml` exists:
```toml
[[registry]]
name = "default"
[registry.default]
url = "https://index.dcr.pm"
priority = 1
```
And check `DCR_INDEX_PATH`:
@@ -39,27 +39,6 @@ which clang
Or specify explicitly via `[toolchain]` in `dcr.toml`.
## openssl-sys build failed
When building DCR from source:
```
error: failed to run custom build command for openssl-sys
```
**Solution:** Install OpenSSL development headers:
```bash
# Ubuntu/Debian
sudo apt install libssl-dev
# Fedora
sudo dnf install openssl-devel
# macOS
brew install openssl
```
## Ctrl+C during build
DCR handles SIGINT: interrupts the current compilation and exits with non-zero code.
@@ -76,6 +55,21 @@ See [Cross-Compile Recipe](/docs/recipes/cross-to-windows).
See [Workspace Recipe](/docs/recipes/multi-package-workspace).
## Bootloader / pure NASM OS image
Use `kind = "flat-bin"` (NASM `-f bin`) and optional `[archive]` for a FAT disk image.
See [OS-dev recipe](/docs/recipes/os-flat-bin-archive).
## How do I choose a download mirror?
`dcrup install` uses `--mirror auto` by default and tries **cf → gh → sf → ya**.
```bash
dcrup install stable --mirror cf
export DCRUP_MIRROR=ya
```
## Lock file
`dcr.lock` is created during builds (`dcr build`) when registry dependencies are present. To force an update — delete `dcr.lock` and run `dcr build`.

View File

@@ -70,3 +70,10 @@ dcr test # run tests
```bash
dcr fmt # clang-format with .clang-format
```
## Linting
```bash
dcr lint # clang-tidy checks
dcr lint --fix # apply fixes automatically
```

View File

@@ -4,28 +4,82 @@ sidebar_label: Installation
# Installation
## Linux (Dexoron Packages)
## dcrup (recommended)
Configure your package manager at https://pkg.dexoron.su and install:
Install and switch DCR versions (stable / dev / night, pin `0.8.2`, optional build from source).
**Arch Linux**
### Linux / macOS / BSD / Windows (bash)
```sh
sudo pacman -Sy dcr
curl -fsSL https://sh.dcr-tool.ru | sh -s -- self-install
export PATH="$HOME/.dcr/bin:$PATH"
dcrup install stable
```
**Debian/Ubuntu**
Non-interactive install of DCR in one shot:
```sh
sudo apt update && sudo apt install dcr
curl -fsSL https://sh.dcr-tool.ru | sh -s -- install stable
export PATH="$HOME/.dcr/bin:$PATH"
```
**Fedora/RHEL**
### Windows (PowerShell)
```powershell
irm https://ps1.dcr-tool.ru | iex
# or download then run:
# irm https://ps1.dcr-tool.ru -OutFile dcrup.ps1
# powershell -File .\dcrup.ps1 self-install
# $env:Path += ";$env:USERPROFILE\.dcr\bin"
dcrup install stable
```
Optional cmd bootstrap (if you prefer `curl` of the cmd shim):
```bat
curl -fsSL -o dcrup.cmd https://cmd.dcr-tool.ru
```
After `self-install`, the command is **`dcrup`** (no `.sh` / `.ps1`): shims live in `~/.dcr/bin` (Unix) or `%USERPROFILE%\.dcr\bin` (Windows `dcrup.cmd`).
### Common dcrup commands
```sh
sudo dnf install dcr
dcrup install stable # latest stable prebuilt (auto: cf → gh → sf → ya)
dcrup install 0.8.2 # pin → 0.8.2@stable
dcrup install 0.8.2@dev
dcrup install stable --libc musl # Linux: musl asset (default: gnu)
dcrup install stable --mirror cf # CloudFlare CDN
dcrup install stable --mirror ya # Yandex CDN (RU fallback)
dcrup install stable --build # cargo build --features archive
dcrup install night # always build from branch dev HEAD
dcrup default 0.8.2
dcrup update
dcrup list
dcrup show
dcrup which
```
Layout: `~/.dcr/toolchains/\<id>/dcr` and `~/.dcr/bin/dcr` → active version.
### Download mirrors
Prebuilt installs try **cf → gh → sf → ya** unless you pin a host.
| Code | URL | Notes |
| ---- | ------------------------------------------------------------------------------------------------------------ | -------------------------- |
| `cf` | `https://cdn-global.dcr-tool.ru/\<tag>/\<asset>` | CloudFlare CDN (worldwide) |
| `gh` | `https://github.com/dexoron/dcr/releases/download/\<tag>/\<asset>` | GitHub Releases |
| `sf` | `https://sourceforge.net/projects/dcr-tool/files/\<tag>/\<asset>/download` | SourceForge |
| `ya` | `https://cdn-ru.dcr-tool.ru/\<tag>/\<asset>` | Yandex CDN (RU fallback) |
```sh
dcrup install stable --mirror auto # default
export DCRUP_MIRROR=cf # persist for this shell
```
---
## Arch Linux (AUR)
```sh
@@ -45,11 +99,12 @@ brew install dcr
sudo snap install dcrup
```
> If classic Snap Store publishing is unavailable, install the `.snap` from [GitHub Releases](https://github.com/dexoron/dcr/releases/latest) with `--dangerous`.
## Nix (flake)
```sh
nix run github:dexoron/dcr
# or install to profile:
nix profile install github:dexoron/dcr
```
@@ -59,51 +114,40 @@ nix profile install github:dexoron/dcr
cargo install dcr
```
## Linux / macOS (script)
Note: crates.io builds may omit optional features. For FAT disk images (`[archive]`), prefer release binaries or:
```sh
curl -fsSL https://dcr.dexoron.su/install.sh | sh
```
## BSD (script)
```sh
curl -fsSL https://dcr.dexoron.su/install_bsd.sh | sh
```
## Windows (PowerShell)
```powershell
irm https://dcr.dexoron.su/install.ps1 | iex
cargo install dcr --features archive
```
## From source
```sh
git clone https://github.com/dexoron/dcr.git
cd dcr && cargo build --release
cd dcr
cargo build --release --features archive
ln -sf "$PWD/target/release/dcr" ~/.local/bin/dcr
# or manage versions with dcrup install night / --build
```
## Post-install
Verify the installation:
```bash
dcr --version
dcrup show # if installed via dcrup
```
Man pages are available after installation:
Man pages (package installs / release assets):
```bash
man dcr
man dcr-build
```
To use the registry, create `~/.dcr/config.toml`:
Registry (optional) — `~/.dcr/config.toml`:
```toml
[[registry]]
name = "default"
[registry.default]
url = "https://index.dcr.pm"
priority = 1
```

View File

@@ -6,6 +6,13 @@ sidebar_label: IDE Integration
## VS Code
Install the recommended [DCR extension by Dexoron-Labs](https://marketplace.visualstudio.com/items?itemName=Dexoron-Labs.dcr). Do not install Microsoft C/C++ extensions for DCR projects: DCR uses `clangd`. MS C/C++ is acceptable only when you need its debugger.
Recommended companion extensions:
* [Even Better TOML](https://marketplace.visualstudio.com/items?itemName=tamasfe.even-better-toml)
* [CodeLLDB](https://marketplace.visualstudio.com/items?itemName=vadimcn.vscode-lldb), or MS C/C++ for debugger support only
```bash
dcr gen vscode
```

View File

@@ -10,36 +10,23 @@ DCR itself is [GPL-3.0-or-later](https://spdx.org/licenses/GPL-3.0-or-later.html
> **Note:** DCR is a build tool, not a library. The GPL applies only to DCR's own source code. Projects built with DCR are not subject to DCR's license — their licensing is determined solely by their own code and dependencies.
## Vendored libraries
DCR statically links the following C libraries through its vendored Rust dependencies:
| Library | License | Bundled by |
| ------------------------------------------ | ------------------ | ----------------------------- |
| [libgit2](https://libgit2.org) | MIT OR Apache-2.0 | `git2` / `libgit2-sys` |
| [libssh2](https://libssh2.org) | MIT OR Apache-2.0 | `libgit2-sys` |
| [zlib](https://zlib.net) | MIT OR Apache-2.0 | `libgit2-sys` |
| [OpenSSL](https://openssl.org) | Apache-2.0 | `openssl-sys` / `openssl-src` |
| [ring](https://github.com/briansmith/ring) | Apache-2.0 AND ISC | `rustls` |
## Rust dependencies
DCR is written in Rust. The following notable Rust crates are statically linked:
| Crate | License |
| --------------------------------------------- | ------------------------ |
| [`reqwest`](https://crates.io/crates/reqwest) | MIT OR Apache-2.0 |
| [`rustls`](https://crates.io/crates/rustls) | Apache-2.0 OR ISC OR MIT |
| [`serde`](https://crates.io/crates/serde) | MIT OR Apache-2.0 |
| [`toml`](https://crates.io/crates/toml) | MIT OR Apache-2.0 |
| [`sha2`](https://crates.io/crates/sha2) | MIT OR Apache-2.0 |
| [`git2`](https://crates.io/crates/git2) | MIT OR Apache-2.0 |
| [`openssl`](https://crates.io/crates/openssl) | Apache-2.0 |
| [`tokio`](https://crates.io/crates/tokio) | MIT |
| [`hyper`](https://crates.io/crates/hyper) | MIT |
| [`ctrlc`](https://crates.io/crates/ctrlc) | MIT OR Apache-2.0 |
| Crate | License |
| ------------------------------------------------------- | ----------------- |
| [`ureq`](https://crates.io/crates/ureq) | MIT OR Apache-2.0 |
| [`serde`](https://crates.io/crates/serde) | MIT OR Apache-2.0 |
| [`toml`](https://crates.io/crates/toml) | MIT OR Apache-2.0 |
| [`toml_edit`](https://crates.io/crates/toml_edit) | MIT OR Apache-2.0 |
| [`serde_json`](https://crates.io/crates/serde_json) | MIT OR Apache-2.0 |
| [`sha2`](https://crates.io/crates/sha2) | MIT OR Apache-2.0 |
| [`glob`](https://crates.io/crates/glob) | MIT OR Apache-2.0 |
| [`self-replace`](https://crates.io/crates/self-replace) | MIT OR Apache-2.0 |
| [`ctrlc`](https://crates.io/crates/ctrlc) | MIT OR Apache-2.0 |
Full dependency tree (143 packages) is available in [`Cargo.lock`](https://github.com/dexoron/dcr/blob/main/Cargo.lock). The overwhelming majority are dual-licensed under MIT OR Apache-2.0.
Full dependency tree is available in [`Cargo.lock`](https://github.com/dexoron/dcr/blob/main/Cargo.lock). The overwhelming majority are dual-licensed under MIT OR Apache-2.0.
## Additional credits

View File

@@ -34,6 +34,7 @@ type = "none"
inherit = true
language = "c"
standard = "c11"
workspace_only = true
[workspace.lib-core]
path = "lib-core"

View File

@@ -0,0 +1,89 @@
---
sidebar_label: OS-dev (flat-bin + archive)
---
# Pure ASM / boot image (flat-bin + archive)
Minimal OS-dev style pipeline: assemble raw binaries with NASM, then pack a FAT floppy/image with an optional boot sector.
## Project layout
```
myos/
dcr.toml
src/
boot.asm # boot sector (512 bytes)
kernel.asm # payload
```
For multiple flat artifacts, use a **workspace** (one member per binary) or separate packages; a single `flat-bin` package produces one binary per source stem.
## Boot package (`flat-bin`)
```toml
[package]
name = "boot"
version = "0.1.0"
[build]
language = "asm"
compiler = "nasm"
kind = "flat-bin"
extension = "bin"
roots = ["src/boot.asm"]
```
```bash
dcr build
# → target/<…>/debug/boot.bin (NASM -f bin, no link)
```
## Disk image after build
```toml
[archive]
output = "target/{profile}/disk.img"
format = "fat12"
size = "1440K"
label = "MYOS"
bootsector = "target/{profile}/boot.bin"
[[archive.layout]]
from = "target/{profile}/kernel.bin"
to = "KERNEL.BIN"
```
* `format`: `fat12`, `fat16`, or `fat32`
* `size`: bytes or `K`/`KB`/`M`/`MB`/`G`/`GB` (default ~1.44 MiB)
* `bootsector`: written only when `offset` is omitted or `0`
* `from` may be a glob; `{profile}` is substituted in paths
## C kernel → flat binary
```toml
[build]
language = "c"
compiler = "clang"
kind = "flat-bin"
freestanding = true
filename = "kernel"
extension = "bin"
ldflags = ["-T", "linker.ld"]
```
Pipeline: objects → temporary linked ELF → `objcopy -O binary` → `kernel.bin`. Requires `objcopy` / `llvm-objcopy` in PATH.
## Other assemblers
| Tool | Notes |
| -------- | --------------------------------------------------------------------------------------- |
| **FASM** | Write `format binary` in the source; DCR writes `\<stem>.bin` directly |
| **GAS** | Assemble `.s` → obj → `objcopy -O binary` |
| **LLC** | `language = "llvm_ir"` → obj → objcopy |
| **MASM** | COFF obj → objcopy (needs binutils/LLVM objcopy) |
## Notes
* Single-file `roots` are supported: `roots = ["src/boot.asm"]`.
* `--force` re-runs `build.steps` / `build.post_steps` as well as recompilation.
* Prefer `kind = "elf"` if you need a relocatable ELF kernel without stripping to raw binary.

View File

@@ -56,7 +56,7 @@ moc = "moc {in} -o {out}"
### GAS / NASM / MASM / FASM / LLVM-IR
* GAS: `-I`, `-c -o`, `--defsym`
* NASM: `-I`, `-o`, `-D`, `-f` (format: win64/elf64/macho64/macho32/elf32)
* NASM: `-I`, `-o`, `-D`, `-f` (format: win64/elf64/macho64/macho32/elf32; **`bin` when `kind = "flat-bin"`**)
* MASM: `/nologo /c /Fo\<obj> <source>`
* FASM: `<source> \<output>` (output path is the object file)
* LLVM IR: `-filetype=obj <source> -o \<output>`
@@ -78,15 +78,20 @@ Three levels of incrementality:
## Build Kinds
| Kind | Type | Path (Linux example) |
| ----------- | ------------------------------- | -------------------------------------------------------------------------------------------------------------------------- |
| `bin` | Executable | `target/\<triple>/\<profile>/\<name>` (.exe on Windows) |
| `staticlib` | Static library | `target/\<triple>/\<profile>/lib\<name>.a` (.lib) |
| `sharedlib` | Dynamic library | `target/\<triple>/\<profile>/lib\<name>.so` (.dll/.dylib) |
| `efi` | UEFI application | `target/\<triple>/\<profile>/\<name>.efi` |
| `elf` | ELF without stdlib | `target/\<triple>/\<profile>/\<name>` |
| `none` | Compile only, no link | — |
| `custom` | Full filename+extension control | `target/\<triple>/\<profile>/\<filename>.\<extension>` |
| Kind | Type | Path (Linux example) |
| ----------- | ------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------- |
| `bin` | Executable | `target/\<triple>/\<profile>/\<name>` (.exe on Windows) |
| `staticlib` | Static library | `target/\<triple>/\<profile>/lib\<name>.a` (.lib) |
| `sharedlib` | Dynamic library | `target/\<triple>/\<profile>/lib\<name>.so` (.dll/.dylib) |
| `efi` | UEFI application | `target/\<triple>/\<profile>/\<name>.efi` |
| `elf` | ELF without stdlib | `target/\<triple>/\<profile>/\<name>` |
| `none` | Compile only, no link | — |
| `custom` | Full filename+extension control | `target/\<triple>/\<profile>/\<filename>.\<extension>` |
| `flat-bin` | Raw binary | ASM: `\<stem>.bin` (NASM `-f bin` / FASM / GAS·MASM·LLC via objcopy); C/C++: `\<name>.bin` (link + objcopy) |
## Disk images (`[archive]`)
After a successful build, if `[archive]` is present in `dcr.toml`, DCR formats a FAT volume and copies files from `layout` into the image. See [dcr.toml → archive](/docs/reference/dcr-toml#archive).
## Build Steps

View File

@@ -57,14 +57,8 @@ dcr build --target aarch64-none-elf
## Target Directory
On Linux with explicit target:
By default, the compilation output directories are structured as follows:
```
target/<triple>/<profile>/
```
On macOS/Windows or without target:
```
target/<profile>/
```
* **Linux and BSD**: Always output to `target/\<triple>/\<profile>/` (using host triple if no target is specified).
* **macOS and Windows (without target)**: Output to `target/\<profile>/`.
* **macOS and Windows (with explicit target)**: Output to `target/\<triple>/\<profile>/`.

View File

@@ -33,70 +33,121 @@ Main project configuration file. Located at the project root.
[run]
# run settings
[archive]
# optional: pack FAT disk image after build
```
## [package]
| Field | Required | Description |
| --------- | -------- | ----------------------- |
| `name` | yes | Project name |
| `version` | yes | Semantic version |
| `type` | yes | `app`, `lib`, `none` |
| `license` | no | SPDX license identifier |
| `author` | no | Author |
| Field | Required | Description |
| ------------- | -------- | --------------------------------------------------------------------------------------------------------------- |
| `name` | yes | Project name |
| `version` | yes | Semantic version of the **project** |
| `dcr-version` | no | Semver of the **dcr tool** this project targets. Written by `dcr new` / `dcr init` to the current tool version. |
| `type` | no | `app`, `lib`, `none` (defaults to `"none"`) |
| `license` | no | SPDX license identifier |
| `author` | no | Author |
```toml
[package]
name = "my-app"
version = "0.1.0"
dcr-version = "0.8.4"
type = "app"
license = "MIT"
author = "John Doe"
```
### `package.dcr-version`
Optional pin of the DCR CLI the project was written for. On every `dcr.toml` load:
| Situation | Behaviour |
| ------------------------------ | ---------------------------------------------------------- |
| Field missing / empty | Warning: add `dcr-version` (set by `dcr new` / `dcr init`) |
| Running dcr **older** than pin | Warning: upgrade dcr (`dcr --update`) |
| Running dcr **newer** than pin | Warning: review changelog, bump the pin when ready |
| Equal | Silent |
| Invalid semver | Warning once, field ignored |
Never fails the command — warnings only. Pre-release suffixes (`1.0.0-dev`) are ignored for comparison (`1.0.0-dev` ≡ `1.0.0`).
## [build]
...
* `build.qt` — (bool) Enable automatic Qt meta-object handling (MOC, UIC, RCC). Requires `qt6` modules installed via `pkg-config`.
| Field | Default | Description |
| ---------------- | ------------------------------------------- | --------------------------------------------------------------------- |
| `language` | `"c"` | `"c"`, `"c++"`, `"cpp"`, `"cxx"`, `"asm"` |
| `standard` | `"c11"` | C standard (`c11`, `c17`, `c23`) |
| `cxx_standard` | `"c++20"` | C++ standard (`c++17`, `c++20`, `c++23`) |
| `compiler` | `"clang"` | Preferred compiler |
| `kind` | `"bin"` | `bin`, `staticlib`, `sharedlib`, `efi`, `elf`, `none`, `custom` |
| `target` | host | Target triple for cross-compilation |
| `platform` | `"native"` | `native`, `efi` |
| `cflags` | `[]` | Additional C/C++/ASM flags |
| `ldflags` | `[]` | Additional linker flags |
| `filename` | `""` | Custom output file name |
| `extension` | `""` | Custom file extension |
| `roots` | `["src"]` | Source root directories |
| `exclude` | `[]` | Exclude patterns |
| `include` | `[]` | Additional include directories |
| `src_disable` | `false` | Disable auto source discovery |
| `inherit` | `false` | Inherit build from workspace root |
| `clean` | `[]` | Glob patterns for custom clean paths |
| `out_dir` | `""` | Custom output directory |
| `workspace_only` | `false` | Workspace-only, not built standalone |
| `freestanding` | `false` | Compile in freestanding mode (`-ffreestanding` + `-nostdlib -static`) |
| `opt_level` | `"0"` (debug) / `"3"` (release) | Optimization level: `0`-`3`, `"s"`, `"z"` |
| `debug` | `true` (debug) / `false` (release) | Emit debug symbols (`-g`) |
| `lto` | `false` | Link-time optimization (`-flto` for both compiler and linker) |
| `strip` | `false` | Strip symbols from output (`-s` in ldflags) |
| `warnings` | `["all", "extra"]` (debug) / `[]` (release) | Warning flags (e.g. `"all"`, `"extra"`, `"pedantic"`) |
| `panic` | `""` | Panic strategy: `"abort"` disables exceptions and unwind tables |
| `codegen-units` | `""` | Max parallel compilation jobs (`"0"` = auto) |
| `qt` | `false` | Enable automatic Qt meta-object handling (MOC, UIC, RCC) |
| Field | Default | Description |
| ---------------- | ------------- | --------------------------------------------------------------------------------------------------------- |
| `language` | `"c"` | `"c"`, `"c++"`, `"cpp"`, `"cxx"`, `"asm"`, `"llvm_ir"`, `"llvm-ir"`, `"ll"` (optional, defaults to `"c"`) |
| `standard` | `"c11"` | C standard (`c11`, `c17`, `c23`) |
| `cxx_standard` | — | C++ standard (`c++17`, `c++20`, `c++23`) |
| `compiler` | `"clang"` | Preferred compiler (optional, defaults to `"clang"`) |
| `kind` | `"bin"` | `bin`, `staticlib`, `sharedlib`, `efi`, `elf`, `none`, `custom`, `flat-bin` |
| `target` | host | Target triple for cross-compilation |
| `platform` | `"native"` | `native`, `efi` |
| `cflags` | `[]` | Additional C/C++/ASM flags |
| `ldflags` | `[]` | Additional linker flags |
| `filename` | `""` | Custom output file name |
| `extension` | `""` | Custom file extension (for `flat-bin`, default is `bin`) |
| `roots` | `["src"]` | Source roots: directories and/or individual source/header files |
| `exclude` | `[]` | Exclude patterns |
| `include` | `[]` | Additional include directories |
| `src_disable` | `false` | Disable auto source discovery |
| `inherit` | `false` | Inherit build from workspace root |
| `clean` | `[]` | Glob patterns for custom clean paths |
| `out_dir` | `""` | Custom output directory |
| `workspace_only` | `false` | Workspace-only, not built standalone (no `language`/`compiler` required) |
| `freestanding` | `false` | Compile in freestanding mode (`-ffreestanding` + `-nostdlib -static`) |
| `opt_level` | — | Optimization level: `0`-`3`, `"s"`, `"z"` (derived from profile if omitted) |
| `debug` | profile-based | Emit debug symbols (`-g`): `true` in debug, `false` in release |
| `lto` | `false` | Link-time optimization (`-flto` for both compiler and linker) |
| `strip` | `false` | Strip symbols from output (`-s` in ldflags) |
| `warnings` | `[]` | Warning flags (e.g. `"all"`, `"extra"`, `"pedantic"`); engine adds `-Wall -Wextra` in debug if empty |
| `panic` | `""` | Panic strategy: `"abort"` disables exceptions and unwind tables |
| `codegen-units` | `""` | Max parallel compilation jobs (`"0"` = auto) |
| `qt` | `false` | Enable automatic Qt meta-object handling (MOC, UIC, RCC) |
Settings from raw config (not in typed struct):
* `pkg_config` — list of pkg-config packages
* `pkg_config` — list of packages queried for build-wide compiler/linker flags
Dependencies can also declare a system package directly, for example
`fmt = { pkg-config = "fmt" }`. This records the package in `dcr.lock` and applies
the flags returned by `pkg-config --cflags` and `pkg-config --libs`.
* `ldscript` — linker script path
* `build.steps` / `build.post_steps` — codegen steps
## Per-language overrides: `[build.c]`, `[build.cxx]`, `[build.asm]`, `[build.llvm_ir]`
Each language can have its own table that overrides the flat `[build]` settings:
```toml
[build]
compiler = "clang"
standard = "c11"
[build.c]
standard = "c23"
compiler = "gcc"
[build.cxx]
standard = "c++23"
compiler = "g++"
[build.asm]
compiler = "nasm"
flags = ["-felf64"]
[build.llvm_ir]
compiler = "llc"
```
The flat `[build]` acts as fallback; per-language tables take precedence for their language.
Example:
```toml
@@ -150,3 +201,84 @@ Default `cmd` = `./target/{profile}/{name}` (macOS/Windows) or `./target/\<tripl
## [workspace]
See [workspaces](/docs/reference/workspaces).
## [archive]
Optional post-build step: format a FAT volume and copy built artifacts into a disk image. Runs after a successful package build (and after workspace member builds that define `[archive]`).
Requires DCR built with the `archive` Cargo feature (`cargo build --features archive`). Release binaries include this feature.
| Field | Required | Description |
| ------------ | -------- | ------------------------------------------------------------------------------------------- |
| `output` | yes | Image path relative to project root (`{profile}` allowed) |
| `format` | yes | `fat12`, `fat16`, or `fat32` |
| `size` | no | Image size: bytes or `K`/`KB`/`M`/`MB`/`G`/`GB` (default `1474560` ≈ 1.44 MiB) |
| `offset` | no | Byte offset of the FAT volume inside the image (default `0`) |
| `label` | no | Volume label (max 11 chars, default `VOLUME`) |
| `bootsector` | no | Path to a 512-byte boot sector written at offset 0 when `offset` is 0 (`{profile}` allowed) |
| `layout` | no | List of `{ from, to }` entries (files or globs → path inside the volume) |
```toml
[archive]
output = "target/{profile}/disk.img"
format = "fat12"
size = "1440K"
label = "MYOS"
bootsector = "target/{profile}/boot.bin"
[[archive.layout]]
from = "target/{profile}/kernel.bin"
to = "KERNEL.BIN"
[[archive.layout]]
from = "assets/*"
to = "/"
```
Typical pairing with `kind = "flat-bin"` (NASM `-f bin`) for bootloaders and pure-ASM OS images.
## `flat-bin` (kind)
Produces a raw binary (default extension `bin`) for boot sectors, kernels, and freestanding payloads.
### Assemblers
| Tool | Language / compiler | How flat-bin is produced |
| ---- | ------------------------------------------ | -------------------------------------------- |
| NASM | `language = "asm"`, `compiler = "nasm"` | `-f bin` → `\<stem>.bin` |
| FASM | `compiler = "fasm"` | direct write (use `format binary` in source) |
| GAS | `compiler = "as"` / `"gas"` | assemble → `objcopy -O binary` |
| MASM | `compiler = "ml"` / `"ml64"` | assemble → `objcopy -O binary` |
| LLC | `language = "llvm_ir"`, `compiler = "llc"` | `-filetype=obj` → `objcopy -O binary` |
```toml
[build]
language = "asm"
compiler = "nasm"
kind = "flat-bin"
extension = "bin"
roots = ["src/boot.asm"]
```
### C / C++
Compile all sources, link with `-nostdlib -static` (plus your `ldflags` / `ldscript`), then convert the intermediate ELF/PE with `objcopy -O binary` to `\<filename|name>.bin`.
```toml
[build]
language = "c"
compiler = "clang"
kind = "flat-bin"
freestanding = true
filename = "kernel"
extension = "bin"
ldscript = "linker.ld"
ldflags = ["-T", "linker.ld"]
```
Notes:
* Multi-file **ASM** packages emit one `\<stem>.bin` per source; **C/C++** emit a single project binary.
* `objcopy` tools tried in order: `llvm-objcopy`, `objcopy`, `gobjcopy`.
* Incompatible with `build.qt = true`.
* `dcr run` rejects `flat-bin` (not a host executable).

View File

@@ -6,7 +6,7 @@ sidebar_label: Dependencies
## Formats
The `[dependencies]` section supports three formats:
The `[dependencies]` section supports registry, path, Git, and `pkg-config` dependencies:
### String (registry)
@@ -23,10 +23,10 @@ The version string is used as-is for registry lookup.
```toml
[dependencies]
fmt = { git = "https://github.com/fmtlib/fmt", tag = "10.1.1" }
dcr-math = { git = "https://github.com/dexoron/dcr-math-lib.git", tag = "v0.1.0" }
```
Fields: `git`, `branch`, `tag`, `rev`.
Fields: `git`, `branch`, `tag`, `rev`, `mode`, `include`, `lib`, `libs`.
### Table (path)
@@ -35,33 +35,73 @@ Fields: `git`, `branch`, `tag`, `rev`.
mylib = { path = "../mylib" }
```
For a prebuilt external library, specify its layout explicitly. The three
arrays are paths relative to the dependency root (`include`, `lib`) and linker
names (`libs`):
```toml
[dependencies]
dcr-math = { path = "../deps/dcr-math", include = ["include"], lib = ["lib"], libs = ["dcr-math"] }
```
### Table (`pkg-config`)
Use an installed `.pc` package when the library is provided by the operating system
or another system package manager. DCR invokes `pkg-config --cflags` and
`pkg-config --libs`, preserving include, library, linker, and other flags:
```toml
[dependencies]
fmt = { pkg-config = "fmt" }
openssl = { pkg-config = ["openssl", "libcrypto"] }
```
The `pkg-config` executable must be available in `PATH`. The named `.pc` files must
be available through pkg-config's standard search paths or via `PKG_CONFIG_PATH`.
These dependencies are not downloaded or built by DCR; they are recorded in
`dcr.lock` with a `pkg-config+...` source.
## Registry
DCR uses a package registry for dependency lookup by name.
```toml
# ~/.dcr/config.toml
[[registry]]
name = "default"
url = "https://index.dcr.pm"
[registry.default]
url = "https://index.dcr.dexoron.tech"
priority = 1
```
Registry priority: order in `config.toml`. The `DCR_INDEX_PATH` variable overrides the path to `index.json`.
## Git dependencies
DCR clones git repositories via `git2`:
Git dependencies are cloned into `~/.dcr/git/`; their exact checked-out commit is written to `dcr.lock`.
Both Git and path dependencies have two modes:
* **DCR package:** the source has `dcr.toml`. DCR builds it before the consumer and uses the package name from its manifest for linking.
* **Prebuilt library:** it provides existing headers and binaries through `include`, `lib`, and `libs`. DCR passes them to the compiler/linker without building the dependency.
The mode is normally detected automatically. Use `mode = "build"` or `mode = "prebuild"` when a source contains both a manifest and prebuilt artifacts and you need to choose explicitly.
`dcr-math-lib` publishes both forms. Select its prebuilt library explicitly:
```toml
[dependencies]
dcr-math = { git = "https://github.com/dexoron/dcr-math-lib.git", tag = "v0.1.0", mode = "prebuild", include = ["include"], lib = ["lib"], libs = ["dcr-math"] }
```
DCR supports specifying branch/tag/rev for git sources:
* `branch` — switch to a branch
* `tag` — switch to a tag
* `rev` — switch to a specific commit
* `features` — feature flags (parsed, but does not affect build)
Cache path: `~/.dcr/git/\<hash>/`.
## Path dependencies
Local paths. DCR automatically discovers include and lib directories from the neighbor's `dcr.toml`.
Local paths may point at a DCR package or a prebuilt external library. A path DCR package is built before its consumer, including its own path/git dependencies. DCR detects dependency cycles. A prebuilt library is never built by DCR; it is linked from the directories declared in its dependency entry.
```toml
[dependencies]
@@ -69,16 +109,51 @@ mylib = { path = "/abs/path/to/lib" }
mylib = { path = "../relative/path" }
```
For DCR packages, the package name from `dcr.toml` is used for linking (so the dependency key may differ from the library name). Header resolution includes the packaged `target/include` directory and link search includes `target/lib`.
### Recommended library layouts
Buildable DCR library:
```text
dcr-math-lib/
├── dcr.toml
└── src/
├── dcr_math.c
└── dcr_math.h
```
Prebuilt library:
```text
dcr-math-lib/
├── include/
│ └── dcr_math.h
└── lib/
└── libdcr-math.a # or .so / .lib
```
`libs` contains linker names without the `lib` prefix and file extension: use
`["dcr-math"]` for `libdcr-math.a`.
If one repository contains both forms, keep the prebuilt files in `include/` and `lib/` and select the mode explicitly:
```toml
[dependencies]
dcr-math = { git = "https://github.com/dexoron/dcr-math-lib.git", tag = "v0.1.0", mode = "prebuild", include = ["include"], lib = ["lib"], libs = ["dcr-math"] }
```
For a local copy, replace `git` with `path = "../dcr-math-lib"`. In `prebuild` mode DCR does not run the dependency build, even when `dcr.toml` is present.
## dcr.lock
Dependency lock file. Contains package names and sources.
Created during `dcr build` when registry dependencies are present. Not updated during `dcr add` — only on the next `dcr build`.
Created during `dcr build` for resolved registry, path, and Git dependencies. Not updated during `dcr add` — only on the next `dcr build`.
## Resolution process
1. Load all dependencies (registry → git → path)
2. For path deps: recursively read their `dcr.toml`
3. For registry deps: search `index.json`
4. For git deps: clone to cache
5. Collect `include_dirs`, `lib_dirs`, `libs` for the compiler
1. Resolve dependency sources (registry → git → path)
2. Fetch git dependencies into `~/.dcr/git/` and check out the requested ref
3. Build DCR package dependencies recursively
4. Collect `include_dirs`, `lib_dirs`, `libs` for the compiler

View File

@@ -58,3 +58,27 @@ export DCR_INDEX_PATH=/custom/path/index.json
```
Default: `~/.dcr/index.json`.
## DCRUP_MIRROR
Download mirror for `dcrup` (prebuilt binaries only).
```bash
export DCRUP_MIRROR=auto # cf → gh → sf → ya (default)
export DCRUP_MIRROR=cf # CloudFlare CDN
export DCRUP_MIRROR=gh # GitHub Releases
export DCRUP_MIRROR=sf # SourceForge
export DCRUP_MIRROR=ya # Yandex CDN (RU fallback)
```
CLI override: `dcrup install stable --mirror cf`.
## DCRUP_HOME / DCRUP_BIN / DCRUP_REPO
Installer layout and source clone URL:
```bash
export DCRUP_HOME=~/.dcr
export DCRUP_BIN=~/.dcr/bin
export DCRUP_REPO=https://github.com/dexoron/dcr
```

View File

@@ -11,17 +11,18 @@ DCR normalizes target triples. Short platform names are expanded to full triples
### Linux
```
target/<arch>-unknown-linux-gnu/<profile>/
target/<arch>-unknown-linux-<env>/<profile>/
```
Architectures: `x86_64`, `aarch64` (host-detected).
Architectures: `x86_64`, `aarch64`, `i686`, `armv7`, `riscv64` (host-detected).
Environments: `gnu` (default), `musl`.
Artifact type: ELF. Extensions: `.so` (sharedlib), `.a` (staticlib).
### macOS
```
target/<profile>/
target/<profile>/ (default) or target/<triple>/<profile>/ (with target)
```
Architectures: `x86_64`, `aarch64` (host-detected).
@@ -31,10 +32,11 @@ Extensions: `.dylib` (sharedlib), `.a` (staticlib).
### Windows
```
target/<profile>/
target/<profile>/ (default) or target/<triple>/<profile>/ (with target)
```
Architectures: `x86_64`, `aarch64`.
Environments: `msvc` (default), `gnu` (MinGW).
Extensions: `.exe` (bin), `.lib` (staticlib), `.dll` (sharedlib), `.efi` (UEFI).

View File

@@ -43,7 +43,10 @@ dcr build # build all packages in dependency order
dcr build --workspace app # build only app (dependencies built automatically)
```
When building a workspace, member outputs (libraries) are automatically added to include/lib paths of dependent packages.
When building a workspace, DCR automatically injects include and library paths of dependent workspace members:
* **Include Paths**: Automatically resolves and injects header directories of dependencies, including the member's `src/` directory, local `include/` directory, and the packaged `target/include` directory.
* **Library Paths**: Injects compiled library search paths (`target/lib` as well as target-specific build folders) to allow automatic linking with member libraries.
## Clean
@@ -65,3 +68,21 @@ standard = "c17"
# member inherits language and standard
```
## Workspace-only root (no build of its own)
A workspace root can set `workspace_only = true` — it won't be built itself, and doesn't need `language` or `compiler`:
```toml
[package]
name = "my-workspace"
version = "0.1.0"
[build]
workspace_only = true
kind = "bin"
[workspace]
lib-core = { path = "lib-core" }
app = { path = "app", deps = ["lib-core"] }
```