Files
omtoy/build.zig
Kasper Sauramo 308075678b add sdl3
Needed to change to zig 0.15.2 as well, didn't work with 0.16
2025-10-27 23:14:25 +02:00

224 lines
7.5 KiB
Zig

//
// Omtoy build script
//
// Build required OMT parts and link against our code
//
// Run `zig build omt` to build dependencies before anything else.
//
// I don't know yet how to best create a conditional step to build and install
// the dependencies only if they aren't installed yet. Just putting the installs
// as dependencies runs the omt build scripts on every `zig build`.
//
const std = @import("std");
pub fn build(b: *std.Build) void {
const target = b.standardTargetOptions(.{});
const optimize = b.standardOptimizeOption(.{});
const triple = target.result;
if (triple.os.tag != .linux or triple.cpu.arch != .x86_64) {
std.log.warn("The build file only supports Linux x86-64 right now.\n", .{});
std.log.warn(
"You can extend the build.zig to call the appropriate platform scripts " ++
"in 3rd/libomtnet/build/ and 3rd/libomt/build and 3rd/libvmx/build/ " ++
"and modifying the install scripts",
.{},
);
return;
}
// This comes from the libomt build scripts
const omt_out_path = "3rd/libomt/bin/Release/net8.0/linux-x64/publish/";
// Build libomtnet
const libomtnet_build_script = b.addSystemCommand(&.{"bash"});
libomtnet_build_script.cwd = b.path("3rd/libomtnet/build");
libomtnet_build_script.addFileArg(b.path("3rd/libomtnet/build/buildall.sh"));
// Build libomt
const libomt_build_script = b.addSystemCommand(&.{"bash"});
libomt_build_script.cwd = b.path("3rd/libomt/build");
libomt_build_script.addFileArg(b.path("3rd/libomt/build/buildlinuxx64.sh"));
libomt_build_script.step.dependOn(&libomtnet_build_script.step);
// Install libomt
const install_omt_h = b.addInstallHeaderFile(
b.path(b.pathJoin(&.{ omt_out_path, "libomt.h" })),
"libomt.h",
);
install_omt_h.step.dependOn(&libomt_build_script.step);
const install_omt_so = b.addInstallLibFile(
b.path(b.pathJoin(&.{ omt_out_path, "libomt.so" })),
"libomt.so",
);
install_omt_so.step.dependOn(&libomt_build_script.step);
// Build libvmx
const libvmx_build = b.addSystemCommand(&.{"bash"});
libvmx_build.cwd = b.path("3rd/libvmx/build");
libvmx_build.addFileArg(b.path("3rd/libvmx/build/buildlinuxx64.sh"));
// Install libvmx
const install_vmx_so = b.addInstallLibFile(
b.path("3rd/libvmx/build/libvmx.so"),
"libvmx.so",
);
install_vmx_so.step.dependOn(&libvmx_build.step);
{
// Manual build step for libomt dependencies
const build_omt_step = b.step("omt", "Build libomtnet, libomt and libvmx");
build_omt_step.dependOn(&install_omt_h.step);
build_omt_step.dependOn(&install_omt_so.step);
build_omt_step.dependOn(&install_vmx_so.step);
}
// The output lib and header directories
const lib_output_path: std.Build.LazyPath = .{
.cwd_relative = b.lib_dir,
};
const include_output_path: std.Build.LazyPath = .{
.cwd_relative = b.h_dir,
};
// Zig omt module
const omt_mod = b.addModule("omt", .{
.root_source_file = b.path("src/omt.zig"),
.target = target,
.optimize = optimize,
});
omt_mod.linkSystemLibrary("omt", .{});
omt_mod.addLibraryPath(lib_output_path);
omt_mod.addIncludePath(include_output_path);
const sdl3 = b.dependency("sdl3", .{
.target = target,
.optimize = optimize,
// Lib options.
// .callbacks = false,
// .ext_image = false,
// .ext_net = false,
// .ext_ttf = false,
// .log_message_stack_size = 1024,
// .main = false,
// .renderer_debug_text_stack_size = 1024,
// Options passed directly to https://github.com/castholm/SDL (SDL3 C Bindings):
// .c_sdl_preferred_linkage = .static,
// .c_sdl_strip = false,
// .c_sdl_sanitize_c = .off,
// .c_sdl_lto = .none,
// .c_sdl_emscripten_pthreads = false,
// .c_sdl_install_build_config_h = false,
// Options if `ext_image` is enabled:
// .image_enable_bmp = true,
// .image_enable_gif = true,
// .image_enable_jpg = true,
// .image_enable_lbm = true,
// .image_enable_pcx = true,
// .image_enable_png = true,
// .image_enable_pnm = true,
// .image_enable_qoi = true,
// .image_enable_svg = true,
// .image_enable_tga = true,
// .image_enable_xcf = true,
// .image_enable_xpm = true,
// .image_enable_xv = true,
});
{
// Main executable
const omtoy_exe = b.addExecutable(.{
.name = "omtoy",
.root_module = b.createModule(.{
.root_source_file = b.path("src/main.zig"),
.target = target,
.optimize = optimize,
}),
});
omtoy_exe.root_module.addImport("sdl3", sdl3.module("sdl3"));
b.installArtifact(omtoy_exe);
// Run step for main executable
const run_step = b.step("run", "Run omtoy");
const run_cmd = b.addRunArtifact(omtoy_exe);
run_step.dependOn(&run_cmd.step);
run_cmd.step.dependOn(b.getInstallStep());
}
// Util executables
{
// Define executables
const sender_exe = b.addExecutable(.{
.name = "sender",
.root_module = b.createModule(.{
.root_source_file = b.path("utils/sender.zig"),
.target = target,
.optimize = optimize,
}),
});
sender_exe.root_module.addImport("omt", omt_mod);
sender_exe.root_module.addLibraryPath(lib_output_path);
sender_exe.root_module.addIncludePath(include_output_path);
sender_exe.linkSystemLibrary("omt");
sender_exe.linkLibC();
b.installArtifact(sender_exe);
// Add run step for sender
const run_sender_step = b.step("sender-run", "Run the sender client");
const run_sender_cmd = b.addRunArtifact(sender_exe);
run_sender_step.dependOn(&run_sender_cmd.step);
run_sender_cmd.step.dependOn(b.getInstallStep());
// Don't actually have arguments, so this is moot
if (b.args) |args| {
run_sender_cmd.addArgs(args);
}
}
{
const receiver_exe = b.addExecutable(.{
.name = "receiver",
.root_module = b.createModule(.{
.root_source_file = b.path("utils/receiver.zig"),
.target = target,
.optimize = optimize,
}),
});
receiver_exe.root_module.addImport("omt", omt_mod);
receiver_exe.root_module.addLibraryPath(lib_output_path);
receiver_exe.root_module.addIncludePath(include_output_path);
receiver_exe.linkSystemLibrary("omt");
receiver_exe.linkLibC();
b.installArtifact(receiver_exe);
const run_receiver_step = b.step("receiver-run", "Run the receiver client");
const run_receiver_cmd = b.addRunArtifact(receiver_exe);
run_receiver_step.dependOn(&run_receiver_cmd.step);
run_receiver_cmd.step.dependOn(b.getInstallStep());
// Don't actually have arguments so this is moot
if (b.args) |args| {
run_receiver_cmd.addArgs(args);
}
}
// TODO: write tests and stuff
// const exe_tests = b.addTest(.{
// .root_module = sender_exe.root_module,
// });
// const run_exe_tests = b.addRunArtifact(exe_tests);
// const test_step = b.step("test", "Run tests");
// test_step.dependOn(&run_exe_tests.step);
}