mach/libs/sysaudio/sdk.zig
Stephen Gutekanst 46a805bc90 sysaudio: update to latest Zig build API
Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
2023-02-12 10:05:03 -07:00

73 lines
2.9 KiB
Zig

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