b64/build.zig

const std = @import("std");

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

    const clap_dep = b.dependency("clap", .{ .target = target, .optimize = optimize });
    const clap = clap_dep.module("clap");

    const opts = .{ .target = target, .optimize = optimize };
    const zbench_module = b.dependency("zbench", opts).module("zbench");

    var opt = b.addOptions();
    opt.addOption([]const u8, "version", "0.0.2");
    const exe = b.addExecutable(.{
        .name = "b64",
        .root_source_file = b.path("src/main.zig"),
        .target = target,
        .optimize = optimize,
    });
    exe.root_module.addImport("build_info", opt.createModule());
    exe.root_module.addImport("clap", clap);
    exe.root_module.addImport("zbench", zbench_module);

    b.installArtifact(exe);
    const run_cmd = b.addRunArtifact(exe);
    run_cmd.step.dependOn(b.getInstallStep());
    if (b.args) |args| {
        run_cmd.addArgs(args);
    }
    const run_step = b.step("run", "Run the app");
    run_step.dependOn(&run_cmd.step);

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

    const run_unit_tests = b.addRunArtifact(unit_tests);

    const test_step = b.step("test", "Run unit tests");
    test_step.dependOn(&run_unit_tests.step);
}