const std = @import("std");
const build_helpers = @import("build_helpers");

pub fn build(b: *std.Build) void {
    const arch = b.option(build_helpers.Architecture, "arch", "The target root_server architecture") orelse .amd64;
    const number = b.option(usize, "number", "The syscall number to use") orelse 0x69;

    // set CPU features based on the architecture
    const target = b.resolveTargetQuery(.{
        .cpu_arch = arch.get(),
        .os_tag = .freestanding,
        .abi = .none,
    });
    const optimize = b.standardOptimizeOption(.{});

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

    const config = b.addOptions();
    config.addOption(build_helpers.Architecture, "arch", arch);
    config.addOption(usize, "number", number);

    const build_helpers_dep = b.dependency("build_helpers", .{});

    main_mod.addImport("config", config.createModule());
    main_mod.addImport("build_helpers", build_helpers_dep.module("build_helpers"));

    const exe = b.addExecutable(.{
        .name = "root_server",
        .root_module = main_mod,
    });

    b.installArtifact(exe);
}