Consolidate all build.zig files into the root.

This commit is contained in:
Manuel Floruß 2023-08-06 20:53:42 +02:00
parent b82217eaaa
commit 77a45fe407
3 changed files with 283 additions and 285 deletions

286
build.zig
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@ -1,7 +1,287 @@
const std = @import("std"); const std = @import("std");
const raylib = @import("src/build.zig");
// This has been tested to work with zig master branch as of commit 87de821 or May 14 2023 // This has been tested to work with zig 0.11.0.
pub fn build(b: *std.Build) void { pub fn build(b: *std.Build) void {
raylib.build(b); // 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 build_examples = b.option(bool, "examples", "Build all examples") orelse false;
const platform_drm = b.option(bool, "platform_drm", "Compile raylib in native mode (no X11)") orelse false;
const raygui_path: ?[]const u8 = blk: {
const default_path = b.pathFromRoot(b.pathJoin(&.{ "..", "raygui", "src", "raygui.h" }));
const raygui_option = b.option([]const u8, "raygui", b.fmt("Compile with raygui support. Pass the path to raygui.h here (can be a relative path). When empty, will use '{s}'.", .{default_path}));
if (raygui_option) |option_path| {
if (std.mem.trimRight(u8, option_path, " ").len == 0) {
break :blk default_path;
}
break :blk option_path;
}
break :blk null;
};
const raylib = addRaylib(b, target, optimize, .{
.raygui_path = raygui_path,
.platform_drm = platform_drm,
});
raylib.installHeader("src/raylib.h", "raylib.h");
raylib.installHeader("src/raymath.h", "raymath.h");
raylib.installHeader("src/rlgl.h", "rlgl.h");
if (raygui_path) |raygui_h| {
raylib.installHeader(raygui_h, "raygui.h");
}
b.installArtifact(raylib);
if (build_examples) {
var all = b.getInstallStep();
const example_categories = &.{
"audio",
"core",
"models",
"others",
"shaders",
"shapes",
"text",
"textures",
};
inline for (example_categories) |example_category| {
all.dependOn(addExample(b, target, optimize, raylib, example_category));
}
}
}
pub const Options = struct {
// Path to `raygui.h`. Can be relative.
raygui_path: ?[]const u8 = null,
platform_drm: bool = false,
};
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 = "src/external/glfw/include" });
}
raylib.addCSourceFiles(&.{
"src/raudio.c",
"src/rcore.c",
"src/rmodels.c",
"src/rshapes.c",
"src/rtext.c",
"src/rtextures.c",
"src/utils.c",
}, raylib_flags);
var gen_step = std.build.Step.WriteFile.create(b);
raylib.step.dependOn(&gen_step.step);
if (options.raygui_path) |raygui_path| {
const generated_c_file = gen_step.add("raygui.c", "#define RAYGUI_IMPLEMENTATION\n#include \"raygui.h\"\n");
raylib.addCSourceFile(.{ .file = generated_c_file, .flags = raylib_flags });
raylib.addIncludePath(.{ .path = "src" });
raylib.addIncludePath(.{ .path = std.fs.path.dirname(raygui_path) orelse "." });
}
switch (target.getOsTag()) {
.windows => {
raylib.addCSourceFiles(&.{"src/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(&.{"src/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(&.{"src/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(&.{"src/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;
}
fn addExample(b: *std.Build, target: std.zig.CrossTarget, optimize: std.builtin.OptimizeMode, raylib: *std.Build.CompileStep, comptime example_category: []const u8) *std.Build.Step {
if (target.getOsTag() == .emscripten) {
@panic("Building examples for Emscripten Zig unsupported");
}
const category_dir = b.pathFromRoot(b.pathJoin(&.{ "examples", example_category }));
const all = b.step(example_category, "All " ++ example_category ++ " examples");
const dir = std.fs.cwd().openIterableDir(category_dir, .{}) catch |err| {
std.log.err("Failed to iterate directory '{s}': {}", .{ category_dir, err });
unreachable;
};
var iter = dir.iterate();
while (iter.next() catch unreachable) |entry| {
if (entry.kind != .file) continue;
const extension_idx = std.mem.lastIndexOf(u8, entry.name, ".c") orelse continue;
const name = entry.name[0..extension_idx];
const path = b.pathJoin(&.{ category_dir, entry.name });
// zig's mingw headers do not include pthread.h
if (std.mem.eql(u8, "core_loading_thread", name) and target.getOsTag() == .windows) continue;
const exe = b.addExecutable(.{
.name = name,
.target = target,
.optimize = optimize,
});
exe.addCSourceFile(.{
.file = .{
.path = path,
},
.flags = &.{},
});
exe.linkLibC();
exe.linkLibrary(raylib);
exe.addIncludePath(.{ .path = "src" });
exe.addIncludePath(.{ .path = "src/external" });
exe.addIncludePath(.{ .path = "src/external/glfw/include" });
switch (target.getOsTag()) {
.windows => {
exe.linkSystemLibrary("winmm");
exe.linkSystemLibrary("gdi32");
exe.linkSystemLibrary("opengl32");
exe.addIncludePath(.{ .path = "external/glfw/deps/mingw" });
exe.defineCMacro("PLATFORM_DESKTOP", null);
},
.linux => {
exe.linkSystemLibrary("GL");
exe.linkSystemLibrary("rt");
exe.linkSystemLibrary("dl");
exe.linkSystemLibrary("m");
exe.linkSystemLibrary("X11");
exe.defineCMacro("PLATFORM_DESKTOP", null);
},
.macos => {
exe.linkFramework("Foundation");
exe.linkFramework("Cocoa");
exe.linkFramework("OpenGL");
exe.linkFramework("CoreAudio");
exe.linkFramework("CoreVideo");
exe.linkFramework("IOKit");
exe.defineCMacro("PLATFORM_DESKTOP", null);
},
else => {
@panic("Unsupported OS");
},
}
b.installArtifact(exe);
var run_cmd = b.addRunArtifact(exe);
run_cmd.cwd = category_dir;
if (b.args) |args| {
run_cmd.addArgs(args);
}
var run_step = b.step(name, b.fmt("Run example '{s}'", .{name}));
run_step.dependOn(&run_cmd.step);
all.dependOn(&exe.step);
}
return all;
} }

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const std = @import("std");
const builtin = @import("builtin");
// This has been tested to work with zig master branch as of commit 87de821 or May 14 2023
fn add_module(comptime module: []const u8, b: *std.Build, target: std.zig.CrossTarget, optimize: std.builtin.OptimizeMode) !*std.Build.Step {
if (target.getOsTag() == .emscripten) {
@panic("Emscripten building via Zig unsupported");
}
const all = b.step(module, "All " ++ module ++ " examples");
const dir = try std.fs.cwd().openIterableDir(module, .{});
var iter = dir.iterate();
while (try iter.next()) |entry| {
if (entry.kind != .File) continue;
const extension_idx = std.mem.lastIndexOf(u8, entry.name, ".c") orelse continue;
const name = entry.name[0..extension_idx];
const path = try std.fs.path.join(b.allocator, &.{ module, entry.name });
// zig's mingw headers do not include pthread.h
if (std.mem.eql(u8, "core_loading_thread", name) and target.getOsTag() == .windows) continue;
const exe = b.addExecutable(.{
.name = name,
.target = target,
.optimize = optimize,
});
exe.addCSourceFile(path, &[_][]const u8{});
exe.linkLibC();
exe.addObjectFile(switch (target.getOsTag()) {
.windows => "../src/zig-out/lib/raylib.lib",
.linux => "../src/zig-out/lib/libraylib.a",
.macos => "../src/zig-out/lib/libraylib.a",
.emscripten => "../src/zig-out/lib/libraylib.a",
else => @panic("Unsupported OS"),
});
exe.addIncludePath("../src");
exe.addIncludePath("../src/external");
exe.addIncludePath("../src/external/glfw/include");
switch (target.getOsTag()) {
.windows => {
exe.linkSystemLibrary("winmm");
exe.linkSystemLibrary("gdi32");
exe.linkSystemLibrary("opengl32");
exe.addIncludePath("external/glfw/deps/mingw");
exe.defineCMacro("PLATFORM_DESKTOP", null);
},
.linux => {
exe.linkSystemLibrary("GL");
exe.linkSystemLibrary("rt");
exe.linkSystemLibrary("dl");
exe.linkSystemLibrary("m");
exe.linkSystemLibrary("X11");
exe.defineCMacro("PLATFORM_DESKTOP", null);
},
.macos => {
exe.linkFramework("Foundation");
exe.linkFramework("Cocoa");
exe.linkFramework("OpenGL");
exe.linkFramework("CoreAudio");
exe.linkFramework("CoreVideo");
exe.linkFramework("IOKit");
exe.defineCMacro("PLATFORM_DESKTOP", null);
},
else => {
@panic("Unsupported OS");
},
}
b.installArtifact(exe);
var run = b.addRunArtifact(exe);
run.cwd = module;
b.step(name, name).dependOn(&run.step);
all.dependOn(&exe.step);
}
return all;
}
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 all = b.getInstallStep();
all.dependOn(try add_module("audio", b, target, optimize));
all.dependOn(try add_module("core", b, target, optimize));
all.dependOn(try add_module("models", b, target, optimize));
all.dependOn(try add_module("others", b, target, optimize));
all.dependOn(try add_module("shaders", b, target, optimize));
all.dependOn(try add_module("shapes", b, target, optimize));
all.dependOn(try add_module("text", b, target, optimize));
all.dependOn(try add_module("textures", b, target, optimize));
}

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@ -1,178 +0,0 @@
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();