internal/rosa/make: migrate to helper interface

This also updates all affected artifacts to use new behaviour.

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/musl.go

@@ -13,11 +13,9 @@ func (t Toolchain) newMusl(
 	)
 
 	name := "musl"
-	attr := MakeAttr{
+	helper := MakeHelper{
 		OmitDefaults: true,
 		SkipCheck:    true,
-
-		Env: env,
 		Script: `
 mkdir -p /work/system/bin
 COMPAT_LINKER_NAME="ld-musl-` + linuxArch() + `.so.1"
@@ -31,20 +29,28 @@ rmdir -v /work/lib
 
 	if headers {
 		name += "-headers"
-		attr.ScriptInstall = "make DESTDIR=/work install-headers"
-		attr.Script = ""
+		helper.Make = []string{
+			"DESTDIR=/work",
+			"install-headers",
+		}
+		helper.Install = "# headers installed during make"
+		helper.Script = ""
 	}
 
-	return t.NewViaMake(name, version, t.NewPatchedSource(
+	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
-		"musl", version, pkg.NewHTTPGetTar(
-			nil, "https://musl.libc.org/releases/musl-"+version+".tar.gz",
-			mustDecode(checksum),
-			pkg.TarGzip,
-		), false,
-	), &attr, stage0Concat(t, extra,
-		t.Load(Coreutils),
-	)...)
+		Chmod: true,
+
+		Env: env,
+	}, &helper,
+		Coreutils,
+	)
 }
 func init() {
 	artifactsF[Musl] = func(t Toolchain) pkg.Artifact {