internal/rosa: key metadata by string

For upcoming azalea integration. The API is quite ugly right now to ease migration.

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

internal/rosa/libffi.go

@@ -2,12 +2,12 @@ package rosa
 
 import "hakurei.app/internal/pkg"
 
-func (t Toolchain) newLibffi() (pkg.Artifact, string) {
+func (t Toolchain) newLibffi(s *S) (pkg.Artifact, string) {
 	const (
 		version  = "3.5.2"
 		checksum = "2_Q-ZNBBbVhltfL5zEr0wljxPegUimTK4VeMSiwJEGksls3n4gj3lV0Ly3vviSFH"
 	)
-	return t.NewPackage("libffi", version, newFromGitHubRelease(
+	return s.NewPackage(t, "libffi", version, newFromGitHubRelease(
 		"libffi/libffi",
 		"v"+version,
 		"libffi-"+version+".tar.gz",
@@ -18,7 +18,7 @@ func (t Toolchain) newLibffi() (pkg.Artifact, string) {
 	), version
 }
 func init() {
-	artifactsM[Libffi] = Metadata{
+	native.MustRegister(&Artifact{
 		f: Toolchain.newLibffi,
 
 		Name:        "libffi",
@@ -26,5 +26,5 @@ func init() {
 		Website:     "https://sourceware.org/libffi/",
 
 		ID: 1611,
-	}
+	})
 }