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227 lines
8.5 KiB
227 lines
8.5 KiB
const std = @import("std");
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const builtin = @import("builtin");
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// This has been tested to work with zig 0.11.0 and zig 0.12.0-dev.1390+94cee4fb2
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pub fn addRaylib(b: *std.Build, target: std.zig.CrossTarget, optimize: std.builtin.OptimizeMode, options: Options) *std.Build.CompileStep {
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const raylib_flags = &[_][]const u8{
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"-std=gnu99",
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"-D_GNU_SOURCE",
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"-DGL_SILENCE_DEPRECATION=199309L",
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};
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const raylib = b.addStaticLibrary(.{
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.name = "raylib",
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.target = target,
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.optimize = optimize,
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});
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raylib.linkLibC();
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// No GLFW required on PLATFORM_DRM
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if (!options.platform_drm) {
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raylib.addIncludePath(.{ .path = srcdir ++ "/external/glfw/include" });
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}
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addCSourceFilesVersioned(raylib, &.{
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srcdir ++ "/rcore.c",
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srcdir ++ "/utils.c",
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}, raylib_flags);
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if (options.raudio) {
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addCSourceFilesVersioned(raylib, &.{
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srcdir ++ "/raudio.c",
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}, raylib_flags);
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}
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if (options.rmodels) {
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addCSourceFilesVersioned(raylib, &.{
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srcdir ++ "/rmodels.c",
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}, &[_][]const u8{
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"-fno-sanitize=undefined", // https://github.com/raysan5/raylib/issues/1891
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} ++ raylib_flags);
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}
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if (options.rshapes) {
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addCSourceFilesVersioned(raylib, &.{
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srcdir ++ "/rshapes.c",
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}, raylib_flags);
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}
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if (options.rtext) {
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addCSourceFilesVersioned(raylib, &.{
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srcdir ++ "/rtext.c",
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}, raylib_flags);
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}
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if (options.rtextures) {
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addCSourceFilesVersioned(raylib, &.{
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srcdir ++ "/rtextures.c",
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}, raylib_flags);
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}
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var gen_step = b.addWriteFiles();
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raylib.step.dependOn(&gen_step.step);
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if (options.raygui) {
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const raygui_c_path = gen_step.add("raygui.c", "#define RAYGUI_IMPLEMENTATION\n#include \"raygui.h\"\n");
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raylib.addCSourceFile(.{ .file = raygui_c_path, .flags = raylib_flags });
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raylib.addIncludePath(.{ .path = srcdir });
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raylib.addIncludePath(.{ .path = srcdir ++ "/../../raygui/src" });
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}
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switch (target.getOsTag()) {
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.windows => {
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addCSourceFilesVersioned(raylib, &.{
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srcdir ++ "/rglfw.c",
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}, raylib_flags);
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raylib.linkSystemLibrary("winmm");
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raylib.linkSystemLibrary("gdi32");
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raylib.linkSystemLibrary("opengl32");
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raylib.addIncludePath(.{ .path = "external/glfw/deps/mingw" });
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raylib.defineCMacro("PLATFORM_DESKTOP", null);
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},
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.linux => {
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if (!options.platform_drm) {
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addCSourceFilesVersioned(raylib, &.{
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srcdir ++ "/rglfw.c",
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}, raylib_flags);
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raylib.linkSystemLibrary("GL");
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raylib.linkSystemLibrary("rt");
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raylib.linkSystemLibrary("dl");
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raylib.linkSystemLibrary("m");
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raylib.linkSystemLibrary("X11");
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raylib.addLibraryPath(.{ .path = "/usr/lib" });
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raylib.addIncludePath(.{ .path = "/usr/include" });
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raylib.defineCMacro("PLATFORM_DESKTOP", null);
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} else {
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raylib.linkSystemLibrary("GLESv2");
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raylib.linkSystemLibrary("EGL");
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raylib.linkSystemLibrary("drm");
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raylib.linkSystemLibrary("gbm");
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raylib.linkSystemLibrary("pthread");
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raylib.linkSystemLibrary("rt");
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raylib.linkSystemLibrary("m");
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raylib.linkSystemLibrary("dl");
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raylib.addIncludePath(.{ .path = "/usr/include/libdrm" });
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raylib.defineCMacro("PLATFORM_DRM", null);
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raylib.defineCMacro("GRAPHICS_API_OPENGL_ES2", null);
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raylib.defineCMacro("EGL_NO_X11", null);
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raylib.defineCMacro("DEFAULT_BATCH_BUFFER_ELEMENT", "2048");
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}
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},
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.freebsd, .openbsd, .netbsd, .dragonfly => {
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addCSourceFilesVersioned(raylib, &.{
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srcdir ++ "/rglfw.c",
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}, raylib_flags);
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raylib.linkSystemLibrary("GL");
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raylib.linkSystemLibrary("rt");
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raylib.linkSystemLibrary("dl");
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raylib.linkSystemLibrary("m");
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raylib.linkSystemLibrary("X11");
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raylib.linkSystemLibrary("Xrandr");
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raylib.linkSystemLibrary("Xinerama");
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raylib.linkSystemLibrary("Xi");
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raylib.linkSystemLibrary("Xxf86vm");
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raylib.linkSystemLibrary("Xcursor");
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raylib.defineCMacro("PLATFORM_DESKTOP", null);
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},
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.macos => {
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// On macos rglfw.c include Objective-C files.
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const raylib_flags_extra_macos = &[_][]const u8{
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"-ObjC",
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};
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addCSourceFilesVersioned(raylib, &.{
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srcdir ++ "/rglfw.c",
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}, raylib_flags ++ raylib_flags_extra_macos);
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raylib.linkFramework("Foundation");
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raylib.linkFramework("CoreServices");
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raylib.linkFramework("CoreGraphics");
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raylib.linkFramework("AppKit");
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raylib.linkFramework("IOKit");
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raylib.defineCMacro("PLATFORM_DESKTOP", null);
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},
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.emscripten => {
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raylib.defineCMacro("PLATFORM_WEB", null);
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raylib.defineCMacro("GRAPHICS_API_OPENGL_ES2", null);
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if (b.sysroot == null) {
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@panic("Pass '--sysroot \"$EMSDK/upstream/emscripten\"'");
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}
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const cache_include = std.fs.path.join(b.allocator, &.{ b.sysroot.?, "cache", "sysroot", "include" }) catch @panic("Out of memory");
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defer b.allocator.free(cache_include);
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var dir = std.fs.openDirAbsolute(cache_include, std.fs.Dir.OpenDirOptions{ .access_sub_paths = true, .no_follow = true }) catch @panic("No emscripten cache. Generate it!");
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dir.close();
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raylib.addIncludePath(.{ .path = cache_include });
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},
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else => {
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@panic("Unsupported OS");
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},
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}
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return raylib;
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}
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pub const Options = struct {
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raudio: bool = true,
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rmodels: bool = true,
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rshapes: bool = true,
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rtext: bool = true,
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rtextures: bool = true,
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raygui: bool = false,
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platform_drm: bool = false,
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};
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pub fn build(b: *std.Build) void {
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// Standard target options allows the person running `zig build` to choose
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// what target to build for. Here we do not override the defaults, which
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// means any target is allowed, and the default is native. Other options
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// for restricting supported target set are available.
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const target = b.standardTargetOptions(.{});
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// Standard optimization options allow the person running `zig build` to select
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// between Debug, ReleaseSafe, ReleaseFast, and ReleaseSmall. Here we do not
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// set a preferred release mode, allowing the user to decide how to optimize.
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const optimize = b.standardOptimizeOption(.{});
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const defaults = Options{};
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const options = Options{
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.platform_drm = b.option(bool, "platform_drm", "Compile raylib in native mode (no X11)") orelse defaults.platform_drm,
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.raudio = b.option(bool, "raudio", "Compile with audio support") orelse defaults.raudio,
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.rmodels = b.option(bool, "rmodels", "Compile with models support") orelse defaults.rmodels,
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.rtext = b.option(bool, "rtext", "Compile with text support") orelse defaults.rtext,
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.rtextures = b.option(bool, "rtextures", "Compile with textures support") orelse defaults.rtextures,
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.rshapes = b.option(bool, "rshapes", "Compile with shapes support") orelse defaults.rshapes,
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.raygui = b.option(bool, "raygui", "Compile with raygui support") orelse defaults.raygui,
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};
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const lib = addRaylib(b, target, optimize, options);
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lib.installHeader("src/raylib.h", "raylib.h");
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lib.installHeader("src/raymath.h", "raymath.h");
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lib.installHeader("src/rlgl.h", "rlgl.h");
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if (options.raygui) {
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lib.installHeader("../raygui/src/raygui.h", "raygui.h");
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}
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b.installArtifact(lib);
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}
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const srcdir = struct {
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fn getSrcDir() []const u8 {
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return std.fs.path.dirname(@src().file).?;
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}
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}.getSrcDir();
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fn addCSourceFilesVersioned(exe: *std.Build.Step.Compile, files: []const []const u8, flags: []const []const u8) void {
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if (comptime builtin.zig_version.minor >= 12) {
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exe.addCSourceFiles(.{
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.files = files,
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.flags = flags,
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});
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} else {
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exe.addCSourceFiles(files, flags);
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}
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}
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