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

//fn link_and_install(exe : *std.Build.CompileStep) void {
//    const source_file = std.Build.FileSource.relative("./lib/ipc/src/main.zig");
//    // var empty : []const std.Build.ModuleDependency = &.{};
//    exe.addModule("ipc", .{ .source_file = source_file, .dependencies = &.{} });
//    exe.linkLibC();
//
//    // 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`).
//    exe.install();
//}

// 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 ipc_static_lib = b.addStaticLibrary(.{
        .name = "ipc",
        .optimize = optimize,
        .target = target,
        .root_source_file = b.path("./lib/ipc/src/main.zig")
    });

    // const ipc_module = b.dependency("ipc", .{}).module("ipc");
    // ipc_module.linkSystemLibrary("ipc", .{ .needed = true });

    const ipcd_exe = b.addExecutable(.{
        .name = "ipcd",
        .root_source_file = .{ .path = "src/ipcd.zig" },
        .target = target,
        .optimize = optimize,
    });
    ipcd_exe.linkLibrary(ipc_static_lib);
    b.installArtifact(ipc_static_lib);
    ipcd_exe.linkSystemLibrary("ipc");
    ipcd_exe.linkLibC();
    b.installArtifact(ipcd_exe);
//
//    const tcpd_exe = b.addExecutable(.{
//        .name = "tcpd",
//        .root_source_file = .{ .path = "src/tcpd.zig" },
//        .target = target,
//        .optimize = optimize,
//    });
//    // tcpd_exe.addModule("ipc", module.CreateOptions);
//    tcpd_exe.linkLibC();
//    b.installArtifact(tcpd_exe);
//
//    const pong_exe = b.addExecutable(.{
//        .name = "pong",
//        .root_source_file = .{ .path = "src/pong.zig" },
//        .target = target,
//        .optimize = optimize,
//    });
//    // pong_exe.addModule("ipc", module.CreateOptions);
//    pong_exe.linkLibC();
//    b.installArtifact(pong_exe);
//
//    const pongd_exe = b.addExecutable(.{
//        .name = "pongd",
//        .root_source_file = .{ .path = "src/pongd.zig" },
//        .target = target,
//        .optimize = optimize,
//    });
//    // pongd_exe.addModule("ipc", module.CreateOptions);
//    pongd_exe.linkLibC();
//    b.installArtifact(pongd_exe);

    const is_static = b.option(bool, "static", "Compile static binaries.") orelse false;
    if (is_static) {
        ipcd_exe.linkage = .static;
//        tcpd_exe.linkage = .static;
//        pong_exe.linkage = .static;
//        pongd_exe.linkage = .static;
    }
}