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add web support using Emscripten

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This commit is contained in:
Blue 2023-08-11 00:44:28 -06:00
parent 566a2860c7
commit 7a0d397baf
6 changed files with 277 additions and 25 deletions
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54
project_setup.sh
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@ -12,24 +12,50 @@ echo "generating project files..."
echo 'const std = @import("std");
const rl = @import("raylib-zig/build.zig");
pub fn build(b: *std.Build) void {
const target = b.standardTargetOptions(.{});
const optimize = b.standardOptimizeOption(.{});
pub fn build(b: *std.Build) !void {
const web_export = argsContainsWebexport(b.allocator);
if (!web_export) {
const target = b.standardTargetOptions(.{});
const optimize = b.standardOptimizeOption(.{});
var raylib = rl.getModule(b);
var raylib_math = rl.math.getModule(b);
var raylib = rl.getModule(b, "raylib-zig");
var raylib_math = rl.math.getModule(b, "raylib-zig");
const exe = b.addExecutable(.{ .name = "'$PROJECT_NAME'", .root_source_file = .{ .path = "src/main.zig" }, .optimize = optimize, .target = target });
rl.link(b, exe, target, optimize);
exe.addModule("raylib", raylib);
exe.addModule("raylib-math", raylib_math);
const exe = b.addExecutable(.{ .name = "'$PROJECT_NAME'", .root_source_file = .{ .path = "src/main.zig" }, .optimize = optimize, .target = target });
const run_cmd = b.addRunArtifact(exe);
const run_step = b.step("run", "Run '$PROJECT_NAME'");
run_step.dependOn(&run_cmd.step);
rl.link(b, exe, target, optimize);
exe.addModule("raylib", raylib);
exe.addModule("raylib-math", raylib_math);
b.installArtifact(exe);
const run_cmd = b.addRunArtifact(exe);
const run_step = b.step("run", "Run '$PROJECT_NAME'");
run_step.dependOn(&run_cmd.step);
b.installArtifact(exe);
}
//web exports are completely separate, due to the amount of hackery required.
const export_step = b.step("webexport", "Export '$PROJECT_NAME' for the web");
if (web_export) {
export_step.dependOn(try rl.webExport(b, "src/main.zig", "raylib-zig"));
}
// Building for web requires a --sysroot [emscripten and stuff]
// But asking for that for all builds is not a good user experience
// So it will only actually set up the build scripts if the web export is actually going to happen.
}
fn argsContainsWebexport(allocator: std.mem.Allocator) bool {
const args = std.process.argsAlloc(allocator) catch {
return false;
};
defer allocator.free(args);
for (args) |arg| {
if (std.mem.eql(u8, "webexport", arg)) {
return true;
}
}
return false;
}
' >> build.zig