internal/rosa/package: migrate cmake

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

internal/rosa/ninja.go

@@ -2,17 +2,29 @@ package rosa
 
 import "hakurei.app/internal/pkg"
 
-func (t Toolchain) newNinja() (pkg.Artifact, string) {
+// Ninja is the build system used by [CMakeHelper] and [MesonHelper].
+var Ninja = H("ninja")
+
+func init() {
 	const (
 		version  = "1.13.2"
 		checksum = "ygKWMa0YV2lWKiFro5hnL-vcKbc_-RACZuPu0Io8qDvgQlZ0dxv7hPNSFkt4214v"
 	)
-	_, python := t.Load(Python)
-	_, bash := t.Load(Bash)
-	return t.New("ninja-"+version, 0, []pkg.Artifact{
-		python,
-		bash,
-	}, nil, nil, `
+	meta := Metadata{
+		Name:        "ninja",
+		Description: "a small build system with a focus on speed",
+		Website:     "https://ninja-build.org",
+		Version:     version,
+
+		ID: 2089,
+	}
+	native.MustRegister(meta.Name, func(t Toolchain) (*Metadata, pkg.Artifact) {
+		_, python := t.Load(Python)
+		_, bash := t.Load(Bash)
+		return &meta, t.New(meta.Name+"-"+version, 0, []pkg.Artifact{
+			python,
+			bash,
+		}, nil, nil, `
 cd "$(mktemp -d)"
 python3 /usr/src/ninja/configure.py \
 	--verbose \
@@ -24,26 +36,18 @@ python3 /usr/src/ninja/configure.py \
 mkdir -p /work/system/bin/
 cp ninja /work/system/bin/
 `, pkg.Path(AbsUsrSrc.Append("googletest"), false,
-		newFromGitHubRelease(
-			"google/googletest",
-			"v1.16.0",
-			"googletest-1.16.0.tar.gz",
-			"NjLGvSbgPy_B-y-o1hdanlzEzaYeStFcvFGxpYV3KYlhrWWFRcugYhM3ZMzOA9B_",
-			pkg.TarGzip,
-		)), pkg.Path(AbsUsrSrc.Append("ninja"), true, t.NewPatchedSource(
-		"ninja", version, newFromGitHub(
-			"ninja-build/ninja",
-			"v"+version,
-			checksum,
-		), false,
-	))), version
-}
-func init() {
-	native.mustRegister(Toolchain.newNinja, &Metadata{
-		Name:        "ninja",
-		Description: "a small build system with a focus on speed",
-		Website:     "https://ninja-build.org/",
-
-		ID: 2089,
+			newFromGitHubRelease(
+				"google/googletest",
+				"v1.16.0",
+				"googletest-1.16.0.tar.gz",
+				"NjLGvSbgPy_B-y-o1hdanlzEzaYeStFcvFGxpYV3KYlhrWWFRcugYhM3ZMzOA9B_",
+				pkg.TarGzip,
+			)), pkg.Path(AbsUsrSrc.Append("ninja"), true, t.NewPatchedSource(
+			meta.Name, version, newFromGitHub(
+				"ninja-build/ninja",
+				"v"+version,
+				checksum,
+			), false,
+		)))
 	})
 }