package rosa

import "hakurei.app/internal/pkg"

func (t Toolchain) newMusl(
	headers bool,
	env []string,
	extra ...pkg.Artifact,
) (pkg.Artifact, string) {
	const (
		version  = "1.2.5"
		checksum = "y6USdIeSdHER_Fw2eT2CNjqShEye85oEg2jnOur96D073ukmIpIqDOLmECQroyDb"
	)

	name := "musl"
	helper := MakeHelper{
		OmitDefaults: true,
		SkipCheck:    true,
		Script: `
mkdir -p /work/system/bin
COMPAT_LINKER_NAME="ld-musl-` + linuxArch() + `.so.1"
ln -vs ../lib/libc.so /work/system/bin/linker
ln -vs ../lib/libc.so /work/system/bin/ldd
ln -vs libc.so "/work/system/lib/${COMPAT_LINKER_NAME}"
rm -v "/work/lib/${COMPAT_LINKER_NAME}"
rmdir -v /work/lib
`,
	}

	if headers {
		name += "-headers"
		helper.Make = []string{
			"DESTDIR=/work",
			"install-headers",
		}
		helper.Install = "# headers installed during make"
		helper.Script = ""
	}

	return t.NewPackage(name, version, pkg.NewHTTPGetTar(
		nil, "https://musl.libc.org/releases/musl-"+version+".tar.gz",
		mustDecode(checksum),
		pkg.TarGzip,
	), &PackageAttr{
		NonStage0: extra,

		// expected to be writable in copies
		Chmod: true,

		Env: env,
	}, &helper,
		Coreutils,
	), version
}
func init() {
	artifactsM[Musl] = Metadata{
		f: func(t Toolchain) (pkg.Artifact, string) {
			return t.newMusl(false, nil)
		},

		Name:        "musl",
		Description: "an implementation of the C standard library",
		Website:     "https://musl.libc.org/",
	}
}