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/argp-standalone.go

@@ -7,21 +7,22 @@ func (t Toolchain) newArgpStandalone() pkg.Artifact {
 		version  = "1.3"
 		checksum = "vtW0VyO2pJ-hPyYmDI2zwSLS8QL0sPAUKC1t3zNYbwN2TmsaE-fADhaVtNd3eNFl"
 	)
-	return t.NewViaMake("argp-standalone", version, pkg.NewHTTPGetTar(
+	return t.NewPackage("argp-standalone", version, pkg.NewHTTPGetTar(
 		nil, "http://www.lysator.liu.se/~nisse/misc/"+
 			"argp-standalone-"+version+".tar.gz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	), &MakeAttr{
+	), &PackageAttr{
 		Env: []string{
 			"CC=cc -std=gnu89 -fPIC",
 		},
-		ScriptInstall: `
+	}, &MakeHelper{
+		Install: `
 install -D -m644 /usr/src/argp-standalone/argp.h /work/system/include/argp.h
 install -D -m755 libargp.a /work/system/lib/libargp.a
 `,
 	},
-		t.Load(Diffutils),
+		Diffutils,
 	)
 }
 func init() { artifactsF[ArgpStandalone] = Toolchain.newArgpStandalone }