87 lines
3.5 KiB
Zig
87 lines
3.5 KiB
Zig
const std = @import("std");
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pub fn Sdk(comptime deps: anytype) type {
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return struct {
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pub const Options = struct {
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install_libs: bool = false,
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/// System SDK options.
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system_sdk: deps.system_sdk.Options = .{},
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};
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var _module: ?*std.build.Module = null;
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pub fn module(b: *std.Build, optimize: std.builtin.OptimizeMode, target: std.zig.CrossTarget) *std.build.Module {
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if (_module) |m| return m;
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if (target.getCpuArch() == .wasm32) {
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const sysjs_dep = b.dependency("mach_sysjs", .{
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.target = target,
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.optimize = optimize,
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});
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_module = b.createModule(.{
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.source_file = .{ .path = sdkPath("/src/main.zig") },
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.dependencies = &.{
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.{ .name = "sysjs", .module = sysjs_dep.module("mach-sysjs") },
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},
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});
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} else {
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_module = b.createModule(.{
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.source_file = .{ .path = sdkPath("/src/main.zig") },
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});
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}
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return _module.?;
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}
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pub fn testStep(b: *std.Build, optimize: std.builtin.OptimizeMode, target: std.zig.CrossTarget) *std.build.RunStep {
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const main_tests = b.addTest(.{
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.name = "sysaudio-tests",
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.root_source_file = .{ .path = sdkPath("/src/main.zig") },
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.target = target,
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.optimize = optimize,
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});
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link(b, main_tests, .{});
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b.installArtifact(main_tests);
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return b.addRunArtifact(main_tests);
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}
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pub fn link(b: *std.Build, step: *std.build.CompileStep, options: Options) void {
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if (step.target.toTarget().cpu.arch != .wasm32) {
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// TODO(build-system): pass system SDK options through
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deps.system_sdk.include(b, step, .{});
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if (step.target.toTarget().isDarwin()) {
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step.linkFramework("AudioToolbox");
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step.linkFramework("CoreFoundation");
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step.linkFramework("CoreAudio");
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} else if (step.target.toTarget().os.tag == .linux) {
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step.addCSourceFile(sdkPath("/src/pipewire/sysaudio.c"), &.{"-std=gnu99"});
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step.linkLibC();
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}
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}
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if (options.install_libs) {
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b.installArtifact(step);
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}
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}
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fn ensureDependencySubmodule(allocator: std.mem.Allocator, path: []const u8) !void {
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if (std.process.getEnvVarOwned(allocator, "NO_ENSURE_SUBMODULES")) |no_ensure_submodules| {
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defer allocator.free(no_ensure_submodules);
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if (std.mem.eql(u8, no_ensure_submodules, "true")) return;
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} else |_| {}
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var child = std.ChildProcess.init(&.{ "git", "submodule", "update", "--init", path }, allocator);
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child.cwd = sdkPath("/");
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child.stderr = std.io.getStdErr();
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child.stdout = std.io.getStdOut();
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_ = try child.spawnAndWait();
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}
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fn sdkPath(comptime suffix: []const u8) []const u8 {
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if (suffix[0] != '/') @compileError("suffix must be an absolute path");
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return comptime blk: {
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const root_dir = std.fs.path.dirname(@src().file) orelse ".";
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break :blk root_dir ++ suffix;
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};
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}
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};
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}
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