Crafter.Debug/tooling/project.cpp

// SPDX-License-Identifier: LGPL-3.0-only
// SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®

// The build helper consumers load through
//     #pragma crafter dependency "https://forgejo.catcrafts.net/Catcrafts/Crafter.Debug.git" project "tooling/project.cpp"
// A separate project file because a pragma dependency is built for the host
// and gets none of the consumer's args, so the root project.cpp could not
// tell this load from the one that builds the library for the target.
//
// No dependency on Crafter.Build, as in Crafter.LintRules: this module only
// ever runs inside a crafter-build process, which provides the symbols, and
// the host build already sees the Crafter.Build modules through the PCM cache
// crafter-build keeps for project files. Nor on anything else: whatever this
// imported would be built on every load of every consumer.
import std;
import Crafter.Build;
namespace fs = std::filesystem;
using namespace Crafter;

namespace {
    // This file's directory. crafter-build runs a pragma's project file from
    // the root of the clone for a git source, and from the file's own
    // directory for a local path, so "./" and relative sources named the
    // repository root for every consumer using the URL: "No module
    // declaration found in .../interfaces/Crafter.Debug.Build.cppm". Spelled
    // from the file itself, they mean this directory in both cases.
    fs::path Here() {
        return fs::path(std::source_location::current().file_name()).parent_path();
    }
}

extern "C" Configuration CrafterBuildProject(std::span<const std::string_view> args) {
    Configuration cfg;
    cfg.path = Here();
    cfg.name = "Crafter.Debug.Build";
    cfg.outputName = "Crafter.Debug.Build";
    cfg.type = ConfigurationType::LibraryStatic;
    ApplyStandardArgs(cfg, args);
    std::array<fs::path, 1> interfaces = { Here() / "interfaces" / "Crafter.Debug.Build" };
    std::array<fs::path, 0> implementations = {};
    cfg.GetInterfacesAndImplementations(interfaces, implementations);
    return cfg;
}