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package rosa
import (
"slices"
"hakurei.app/internal/pkg"
)
// MuslAttr holds the attributes that will be applied to musl.
type MuslAttr struct {
// Install headers only.
Headers bool
// Environment variables concatenated with defaults.
Env []string
// Dependencies concatenated with defaults.
Extra []pkg.Artifact
}
// NewMusl returns a [pkg.Artifact] containing an installation of musl libc.
func (t Toolchain) NewMusl(attr *MuslAttr) pkg.Artifact {
const (
version = "1.2.5"
checksum = "y6USdIeSdHER_Fw2eT2CNjqShEye85oEg2jnOur96D073ukmIpIqDOLmECQroyDb"
)
if attr == nil {
attr = new(MuslAttr)
}
target := "install"
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 attr.Headers {
target = "install-headers"
script = ""
}
return t.New("musl-"+version, 0, stage0Concat(t, attr.Extra,
t.Load(Make),
t.Load(Coreutils),
), nil, slices.Concat([]string{
"ROSA_MUSL_TARGET=" + target,
}, attr.Env), `
cd "$(mktemp -d)"
/usr/src/musl/configure \
--prefix=/system \
--target="${ROSA_TRIPLE}"
make "-j$(nproc)" DESTDIR=/work "${ROSA_MUSL_TARGET}"
`+script, pkg.Path(AbsUsrSrc.Append("musl"), false, t.NewPatchedSource(
// expected to be writable in copies
"musl", version, pkg.NewHTTPGetTar(
nil, "https://musl.libc.org/releases/musl-"+version+".tar.gz",
mustDecode(checksum),
pkg.TarGzip,
), false,
)))
}
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