internal/rosa/package: migrate nss

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

internal/rosa/rosa.go

@@ -302,7 +302,7 @@ mkdir -vp /work/system/bin
 
 		base := LLVM
 		if flag&TNoToolchain != 0 {
-			base = musl
+			base = _musl
 		}
 
 		support = slices.Concat(extra, t.S.New(t.stage-1).Append([]pkg.Artifact{
@@ -345,7 +345,7 @@ var patch = H("patch")
 // NewPatchedSource returns [pkg.Artifact] of source with patches applied. If
 // passthrough is true, source is returned as is for zero length patches.
 func (t Toolchain) NewPatchedSource(
-	name, version string,
+	name string,
 	source pkg.Artifact,
 	passthrough bool,
 	patches ...KV,
@@ -363,7 +363,7 @@ func (t Toolchain) NewPatchedSource(
 	}
 	paths[0] = pkg.Path(AbsUsrSrc.Append(name), false, source)
 
-	aname := name + "-" + version + "-src"
+	aname := name + "-src"
 	script := `
 cp -r /usr/src/` + name + `/. /work/.
 chmod -R +w /work && cd /work
@@ -491,6 +491,10 @@ func (t Toolchain) NewPackage(
 	if source == nil {
 		panic("source must be non-nil")
 	}
+	rn := name
+	if version != Unversioned {
+		rn = name + "-" + version
+	}
 	wantsChmod, wantsWrite := helper.wantsChmod(), helper.wantsWrite()
 	extraRes := make([]pkg.Artifact, 0, 1<<3+len(extra))
 	{
@@ -519,7 +523,7 @@ func (t Toolchain) NewPackage(
 		sourceSuffix = ".tar.xz"
 		scriptEarly += `
 tar -C /usr/src/ -xf '/usr/src/` + name + `.tar.xz'
-mv '/usr/src/` + name + `-` + version + `' '/usr/src/` + name + `'
+mv '/usr/src/` + rn + `' '/usr/src/` + name + `'
 `
 	}
 
@@ -544,7 +548,7 @@ cd '/usr/src/` + name + `/'
 	}
 
 	return t.New(
-		name+"-"+version,
+		rn,
 		attr.Flag,
 		extraRes,
 		attr.KnownChecksum,
@@ -554,7 +558,7 @@ cd '/usr/src/` + name + `/'
 			pkg.Path(AbsUsrSrc.Append(
 				name+sourceSuffix,
 			), attr.Writable || wantsWrite, t.NewPatchedSource(
-				name, version, source, !attr.Chmod && !wantsChmod, attr.Patches...,
+				rn, source, !attr.Chmod && !wantsChmod, attr.Patches...,
 			)),
 		})...,
 	)