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// Build recipe
// Copyright (C) 2021-2023  Nguyễn Gia Phong
//
// This file is part of gfz.
//
// gfz is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// gfz is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with gfz.  If not, see <https://www.gnu.org/licenses/>.

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

/// Link given library, executable, or object with shared libraries.
pub fn link(compile: *Compile) void {
    compile.linkSystemLibrary("glfw");
    compile.linkSystemLibrary("c");
}

pub fn build(b: *Build) void {
    const target = b.standardTargetOptions(.{});
    const optimize = b.standardOptimizeOption(.{});
    const lib = b.addStaticLibrary(.{
        .name = "gfz",
        .root_source_file = .{ .path = "src/gfz.zig" },
        .target = target,
        .optimize = optimize,
    });
    link(lib);

    var main_tests = b.addTest(.{
        .root_source_file = .{ .path = "src/gfz.zig" },
        .target = target,
        .optimize = optimize,
    });
    main_tests.linkLibrary(lib);
    b.step("test", "Run library tests").dependOn(&main_tests.step);

    const example = b.addExecutable(.{
        .name = "gfz-context",
        .root_source_file = .{ .path = "examples/context.zig" },
        .target = target,
        .optimize = optimize,
    });
    example.addModule("gfz", b.createModule(.{
        .source_file = .{ .path = "src/gfz.zig" },
    }));
    link(example);
    const run_example = b.addRunArtifact(example);
    run_example.step.dependOn(b.getInstallStep());
    if (b.args) |args|
        run_example.addArgs(args);
    b.step("example", "Run example").dependOn(&run_example.step);
}