zsdl/build.zig

const std = @import("std");

const Build = @import("std").Build;

pub fn build(b: *Build) void {
    const target = b.standardTargetOptions(.{});
    const optimize = b.standardOptimizeOption(.{});

    const exe = b.addExecutable(.{
        .name = "zsdl",
        .root_source_file = .{ .src_path = .{ .owner = b, .sub_path = "src/main.zig" } },
        .target = target,
        .optimize = optimize,
    });
    if (target.query.isNativeOs() and target.result.os.tag == .linux) {
        // The SDL package doesn't work for Linux yet, so we rely on system
        // packages for now.
        exe.linkSystemLibrary("SDL2");
        exe.linkLibC();
    } else {
        const sdl_dep = b.dependency("sdl", .{
            .optimize = .ReleaseFast,
            .target = target,
        });
        exe.linkLibrary(sdl_dep.artifact("SDL2"));
    }

    b.installArtifact(exe);

    // Create Check step for zls
    const exe_check = b.addExecutable(.{
        .name = "zsdl",
        .root_source_file = .{ .src_path = .{ .owner = b, .sub_path = "src/main.zig" } },
        .target = target,
        .optimize = optimize,
    });
    if (target.query.isNativeOs() and target.result.os.tag == .linux) {
        // The SDL package doesn't work for Linux yet, so we rely on system
        // packages for now.
        exe_check.linkSystemLibrary("SDL2");
        exe_check.linkLibC();
    } else {
        const sdl_dep = b.dependency("sdl", .{
            .optimize = .ReleaseFast,
            .target = target,
        });
        exe_check.linkLibrary(sdl_dep.artifact("SDL2"));
    }
    const check = b.step("check", "Check if project compiles, used by Zig Language Server");
    check.dependOn(&exe_check.step);

    const run = b.step("run", "Run the demo");
    const run_cmd = b.addRunArtifact(exe);
    run.dependOn(&run_cmd.step);
}

// // Although this function looks imperative, note that its job is to
// // declaratively construct a build graph that will be executed by an external
// // runner.
// 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 lib = b.addStaticLibrary(.{
//         .name = "zsdl",
//         // In this case the main source file is merely a path, however, in more
//         // complicated build scripts, this could be a generated file.
//         .root_source_file = b.path("src/root.zig"),
//         .target = target,
//         .optimize = optimize,
//     });

//     // This declares intent for the library to be installed into the standard
//     // location when the user invokes the "install" step (the default step when
//     // running `zig build`).
//     b.installArtifact(lib);

//     const exe = b.addExecutable(.{
//         .name = "zsdl",
//         .root_source_file = b.path("src/main.zig"),
//         .target = target,
//         .optimize = optimize,
//     });

//     // This declares intent for the executable to be installed into the
//     // standard location when the user invokes the "install" step (the default
//     // step when running `zig build`).
//     b.installArtifact(exe);

//     // This *creates* a Run step in the build graph, to be executed when another
//     // step is evaluated that depends on it. The next line below will establish
//     // such a dependency.
//     const run_cmd = b.addRunArtifact(exe);

//     // By making the run step depend on the install step, it will be run from the
//     // installation directory rather than directly from within the cache directory.
//     // This is not necessary, however, if the application depends on other installed
//     // files, this ensures they will be present and in the expected location.
//     run_cmd.step.dependOn(b.getInstallStep());

//     // This allows the user to pass arguments to the application in the build
//     // command itself, like this: `zig build run -- arg1 arg2 etc`
//     if (b.args) |args| {
//         run_cmd.addArgs(args);
//     }

//     // This creates a build step. It will be visible in the `zig build --help` menu,
//     // and can be selected like this: `zig build run`
//     // This will evaluate the `run` step rather than the default, which is "install".
//     const run_step = b.step("run", "Run the app");
//     run_step.dependOn(&run_cmd.step);

//     // Creates a step for unit testing. This only builds the test executable
//     // but does not run it.
//     const lib_unit_tests = b.addTest(.{
//         .root_source_file = b.path("src/root.zig"),
//         .target = target,
//         .optimize = optimize,
//     });

//     const run_lib_unit_tests = b.addRunArtifact(lib_unit_tests);

//     const exe_unit_tests = b.addTest(.{
//         .root_source_file = b.path("src/main.zig"),
//         .target = target,
//         .optimize = optimize,
//     });

//     const run_exe_unit_tests = b.addRunArtifact(exe_unit_tests);

//     // Similar to creating the run step earlier, this exposes a `test` step to
//     // the `zig build --help` menu, providing a way for the user to request
//     // running the unit tests.
//     const test_step = b.step("test", "Run unit tests");
//     test_step.dependOn(&run_lib_unit_tests.step);
//     test_step.dependOn(&run_exe_unit_tests.step);
// }