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const std = @import("std");
// This has been tested to work with zig master branch as of commit 87de821 or May 14 2023
pub fn addRaylib(b: *std.Build, target: std.zig.CrossTarget, optimize: std.builtin.OptimizeMode, options: Options) *std.Build.CompileStep {
const raylib_flags = &[_][]const u8{
"-std=gnu99",
"-D_GNU_SOURCE",
"-DGL_SILENCE_DEPRECATION=199309L",
"-fno-sanitize=undefined", // https://github.com/raysan5/raylib/issues/1891
};
const raylib = b.addStaticLibrary(.{
.name = "raylib",
.target = target,
.optimize = optimize,
});
raylib.linkLibC();
// No GLFW required on PLATFORM_DRM
if (!options.platform_drm) {
raylib.addIncludePath(.{ .path = srcdir ++ "/external/glfw/include" });
}
raylib.addCSourceFiles(&.{
srcdir ++ "/raudio.c",
srcdir ++ "/rcore.c",
srcdir ++ "/rmodels.c",
srcdir ++ "/rshapes.c",
srcdir ++ "/rtext.c",
srcdir ++ "/rtextures.c",
srcdir ++ "/utils.c",
}, raylib_flags);
var gen_step = std.build.Step.WriteFile.create(b);
raylib.step.dependOn(&gen_step.step);
if (options.raygui) {
_ = gen_step.add(srcdir ++ "/raygui.c", "#define RAYGUI_IMPLEMENTATION\n#include \"raygui.h\"\n");
raylib.addCSourceFile(.{ .file = .{ .path = srcdir ++ "/raygui.c" }, .flags = raylib_flags });
raylib.addIncludePath(.{ .path = srcdir });
raylib.addIncludePath(.{ .path = srcdir ++ "/../../raygui/src" });
}
switch (target.getOsTag()) {
.windows => {
raylib.addCSourceFiles(&.{srcdir ++ "/rglfw.c"}, raylib_flags);
raylib.linkSystemLibrary("winmm");
raylib.linkSystemLibrary("gdi32");
raylib.linkSystemLibrary("opengl32");
raylib.addIncludePath(.{ .path = "external/glfw/deps/mingw" });
raylib.defineCMacro("PLATFORM_DESKTOP", null);
},
.linux => {
if (!options.platform_drm) {
raylib.addCSourceFiles(&.{srcdir ++ "/rglfw.c"}, raylib_flags);
raylib.linkSystemLibrary("GL");
raylib.linkSystemLibrary("rt");
raylib.linkSystemLibrary("dl");
raylib.linkSystemLibrary("m");
raylib.linkSystemLibrary("X11");
raylib.addLibraryPath(.{ .path = "/usr/lib" });
raylib.addIncludePath(.{ .path = "/usr/include" });
raylib.defineCMacro("PLATFORM_DESKTOP", null);
} else {
raylib.linkSystemLibrary("GLESv2");
raylib.linkSystemLibrary("EGL");
raylib.linkSystemLibrary("drm");
raylib.linkSystemLibrary("gbm");
raylib.linkSystemLibrary("pthread");
raylib.linkSystemLibrary("rt");
raylib.linkSystemLibrary("m");
raylib.linkSystemLibrary("dl");
raylib.addIncludePath(.{ .path = "/usr/include/libdrm" });
raylib.defineCMacro("PLATFORM_DRM", null);
raylib.defineCMacro("GRAPHICS_API_OPENGL_ES2", null);
raylib.defineCMacro("EGL_NO_X11", null);
raylib.defineCMacro("DEFAULT_BATCH_BUFFER_ELEMENT", "2048");
}
},
.freebsd, .openbsd, .netbsd, .dragonfly => {
raylib.addCSourceFiles(&.{srcdir ++ "/rglfw.c"}, raylib_flags);
raylib.linkSystemLibrary("GL");
raylib.linkSystemLibrary("rt");
raylib.linkSystemLibrary("dl");
raylib.linkSystemLibrary("m");
raylib.linkSystemLibrary("X11");
raylib.linkSystemLibrary("Xrandr");
raylib.linkSystemLibrary("Xinerama");
raylib.linkSystemLibrary("Xi");
raylib.linkSystemLibrary("Xxf86vm");
raylib.linkSystemLibrary("Xcursor");
raylib.defineCMacro("PLATFORM_DESKTOP", null);
},
.macos => {
// On macos rglfw.c include Objective-C files.
const raylib_flags_extra_macos = &[_][]const u8{
"-ObjC",
};
raylib.addCSourceFiles(
&.{srcdir ++ "/rglfw.c"},
raylib_flags ++ raylib_flags_extra_macos,
);
raylib.linkFramework("Foundation");
raylib.linkFramework("CoreServices");
raylib.linkFramework("CoreGraphics");
raylib.linkFramework("AppKit");
raylib.linkFramework("IOKit");
raylib.defineCMacro("PLATFORM_DESKTOP", null);
},
.emscripten => {
raylib.defineCMacro("PLATFORM_WEB", null);
raylib.defineCMacro("GRAPHICS_API_OPENGL_ES2", null);
if (b.sysroot == null) {
@panic("Pass '--sysroot \"$EMSDK/upstream/emscripten\"'");
}
const cache_include = std.fs.path.join(b.allocator, &.{ b.sysroot.?, "cache", "sysroot", "include" }) catch @panic("Out of memory");
defer b.allocator.free(cache_include);
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!");
dir.close();
raylib.addIncludePath(.{ .path = cache_include });
},
else => {
@panic("Unsupported OS");
},
}
return raylib;
}
pub const Options = struct {
raygui: bool = false,
platform_drm: bool = false,
};
pub fn build(b: *std.Build) void {
// Standard target options allows the person running `zig build` to choose
// what target to build for. Here we do not override the defaults, which
// means any target is allowed, and the default is native. Other options
// for restricting supported target set are available.
const target = b.standardTargetOptions(.{});
// Standard optimization options allow the person running `zig build` to select
// between Debug, ReleaseSafe, ReleaseFast, and ReleaseSmall. Here we do not
// set a preferred release mode, allowing the user to decide how to optimize.
const optimize = b.standardOptimizeOption(.{});
const raygui = b.option(bool, "raygui", "Compile with raygui support");
const platform_drm = b.option(bool, "platform_drm", "Compile raylib in native mode (no X11)");
const lib = addRaylib(b, target, optimize, .{
.raygui = raygui orelse false,
.platform_drm = platform_drm orelse false,
});
lib.installHeader("src/raylib.h", "raylib.h");
lib.installHeader("src/raymath.h", "raymath.h");
lib.installHeader("src/rlgl.h", "rlgl.h");
if (raygui orelse false) {
lib.installHeader("../raygui/src/raygui.h", "raygui.h");
}
b.installArtifact(lib);
}
const srcdir = struct {
fn getSrcDir() []const u8 {
return std.fs.path.dirname(@src().file).?;
}
}.getSrcDir();
|
