Crafter.Build/interfaces/Crafter.Build-Platform.cppm
Jorijn van der Graaf eaee502e8c
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V2: WASI, -r flag, CI pipeline, examples & tests cleanup
WASI / wasm32 target support
- Auto-detect /usr/share/wasi-sysroot on Linux when target starts_with("wasm32")
- Skip -march/-mtune for wasm (clang rejects them)
- Apply -fno-exceptions -fno-c++-static-destructors -mllvm -wasm-enable-sjlj
  -D_WASI_EMULATED_SIGNAL to wasm builds (compile + std PCM, kept in sync)
- .wasm output extension in expectedOutputFor and link command
- EnableWasiBrowserRuntime(cfg): opt-in helper that drops index.html +
  runtime.js next to the .wasm; runtime.js reads window.CRAFTER_WASM_URL
  set in the templated index.html so a single shim handles any output name

-r run flag in the CLI: build then exec the artifact (host targets only;
  rejects libraries; auto .exe/.wasm extension handling)

CI pipeline (.forgejo/workflows/ci.yaml)
- Triggers: PR/push to master + manual dispatch
- Single arch-latest container job: install deps, bootstrap, self-rebuild,
  run tests, cross-compile mingw, package both archives, upload artifacts
- Rolling 'latest' release published only on push/dispatch to master

mingw cross-compile from Linux now works end-to-end:
- ExternalDependency cache key includes target so per-target glslang builds
  don't collide; CMAKE_BUILD_TYPE=Release pinned (otherwise glslang appends
  'd' to lib names and breaks linking); cross-compile cmake flags
  (CMAKE_SYSTEM_NAME=Windows, CMAKE_*_COMPILER_TARGET=...)
- project.cpp accepts --target=<triple>; Linux-only -Wl,--export-dynamic
  and -ldl are gated; mingw glslang skips the standalone exe (its libgcc_eh
  link pulls pthread which mingw doesn't link by default)
- mingw compile uses -femulated-tls so std::__once_callable etc reference
  the same emutls symbols libstdc++ provides
- mingw link auto-adds -lstdc++exp -lpthread

GetCrafterBuildHome() exposed from the Platform module; LoadProject (Linux
+ Windows) now both use it instead of duplicating the resolution.

Examples reorg: hello-world, library, with-module, wasi, tests — each with
its own README. Tests reorg: per-test directory with inner/ fixture, no
shared tests/fixtures/ tree. New Wasi test verifies .wasm magic bytes.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-04-28 23:24:46 +02:00

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/*
Crafter® Build
Copyright (C) 2026 Catcrafts®
Catcrafts.net
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License version 3.0 as published by the Free Software Foundation;
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
module;
#include "Crafter.Build-Api.h"
export module Crafter.Build:Platform;
import std;
namespace fs = std::filesystem;
namespace Crafter {
struct Configuration;
struct CommandResult {
int exitCode = 0;
std::string output;
bool crashed = false;
bool timedOut = false;
int signal = 0;
};
std::string BuildStdPcm(const Configuration& config, fs::path stdPcm);
fs::path GetCacheDir();
std::string RunCommand(const std::string_view command);
CommandResult RunCommandChecked(std::string_view command);
export CRAFTER_API CommandResult RunCommandWithTimeout(std::string_view command, std::chrono::seconds timeout);
std::string GetBaseCommand(const Configuration& config);
export CRAFTER_API Configuration LoadProject(const fs::path& projectFile, std::span<const std::string_view> args);
// Resolves the directory holding distributed runtime assets (Crafter.Build
// module sources, wasi-runtime/, etc). Honors CRAFTER_BUILD_HOME; otherwise
// derives <prefix>/share/crafter-build from the running executable's path.
export CRAFTER_API fs::path GetCrafterBuildHome();
}