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mach: build: Add platform field in App to simplify target checking

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Also now add js-runtime package to app for web platform.
This commit is contained in:
iddev5 2022-07-10 18:43:17 +05:30 • committed by Stephen Gutekanst
parent e712969a87
commit 7b27544cce
1 changed files with 28 additions and 10 deletions
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38
build.zig
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@ -138,8 +138,19 @@ pub const App = struct {
b: *std.build.Builder,
name: []const u8,
step: *std.build.LibExeObjStep,
platform: Platform,
res_dirs: ?[]const []const u8,
pub const Platform = enum {
native,
web,
pub fn fromTarget(target: std.Target) Platform {
if (target.cpu.arch == .wasm32) return .web;
return .native;
}
};
pub fn init(b: *std.build.Builder, options: struct {
name: []const u8,
src: []const u8,
@ -147,20 +158,26 @@ pub const App = struct {
deps: ?[]const Pkg = null,
res_dirs: ?[]const []const u8 = null,
}) App {
const mach_deps: []const Pkg = &.{ glfw.pkg, gpu.pkg, pkg };
const deps = if (options.deps) |app_deps|
std.mem.concat(b.allocator, Pkg, &.{ mach_deps, app_deps }) catch unreachable
else
mach_deps;
const target = (std.zig.system.NativeTargetInfo.detect(b.allocator, options.target) catch unreachable).target;
const platform = Platform.fromTarget(target);
var deps = std.ArrayList(std.build.Pkg).init(b.allocator);
deps.append(pkg) catch unreachable;
deps.append(gpu.pkg) catch unreachable;
switch (platform) {
.native => deps.append(glfw.pkg) catch unreachable,
.web => deps.append(js_runtime.pkg) catch unreachable,
}
if (options.deps) |app_deps| deps.appendSlice(app_deps) catch unreachable;
const app_pkg = std.build.Pkg{
.name = "app",
.source = .{ .path = options.src },
.dependencies = deps,
.dependencies = deps.toOwnedSlice(),
};
const step = blk: {
if (options.target.toTarget().cpu.arch == .wasm32) {
if (platform == .web) {
const lib = b.addSharedLibrary(options.name, thisDir() ++ "/src/platform/wasm.zig", .unversioned);
lib.addPackage(gpu.pkg);
lib.addPackage(js_runtime.pkg);
@ -183,6 +200,7 @@ pub const App = struct {
.b = b,
.step = step,
.name = options.name,
.platform = platform,
.res_dirs = options.res_dirs,
};
}
@ -192,7 +210,7 @@ pub const App = struct {
// Install additional files (src/mach.js and template.html)
// in case of wasm
if (app.step.target.toTarget().cpu.arch == .wasm32) {
if (app.platform == .web) {
// Set install directory to '{prefix}/www'
app.getInstallStep().?.dest_dir = web_install_dir;
@ -238,7 +256,7 @@ pub const App = struct {
.gpu_dawn_options = @bitCast(@import("gpu/libs/mach-gpu-dawn/build.zig").Options, options.gpu_dawn_options),
};
if (app.step.target.toTarget().cpu.arch != .wasm32) {
if (app.platform != .web) {
glfw.link(app.b, app.step, options.glfw_options);
gpu.link(app.b, app.step, gpu_options);
}
@ -253,7 +271,7 @@ pub const App = struct {
}
pub fn run(app: *const App) *std.build.RunStep {
if (app.step.target.toTarget().cpu.arch == .wasm32) {
if (app.platform == .web) {
ensureDependencySubmodule(app.b.allocator, "tools/libs/apple_pie") catch unreachable;
const http_server = app.b.addExecutable("http-server", thisDir() ++ "/tools/http-server.zig");