internal/rosa: strace artifact

This is not part of the system, but a useful development tool. The test suite is quite broken but that is considered acceptable for now.

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

internal/rosa/all.go

@@ -123,6 +123,7 @@ const (
 	Sed
 	Setuptools
 	SquashfsTools
+	Strace
 	TamaGo
 	Tar
 	Texinfo

internal/rosa/strace.go

@@ -0,0 +1,51 @@
+package rosa
+
+import "hakurei.app/internal/pkg"
+
+func (t Toolchain) newStrace() (pkg.Artifact, string) {
+	const (
+		version  = "6.19"
+		checksum = "XJFJJ9XLh_1rHS3m_QNjLKzkkBAooE-QT9p9lJNNWowAmd54IJop_fI4-IFtjeeL"
+	)
+	return t.NewPackage("strace", version, pkg.NewHTTPGet(
+		nil, "https://strace.io/files/"+version+"/strace-"+version+".tar.xz",
+		mustDecode(checksum),
+	), &PackageAttr{
+		SourceKind: SourceKindTarXZ,
+
+		// patch not possible with nonzero SourceKind
+		ScriptEarly: `
+sed -i 's/off64_t/off_t/g' \
+	tests/readahead.c \
+	tests/sync_file_range.c \
+	tests/sync_file_range2.c
+sed -i 's/unsigned int msg_len;$/uint32_t msg_len;/g' \
+	tests/nlattr.c
+`,
+	}, &MakeHelper{
+		Configure: [][2]string{
+			// tests broken on clang
+			{"disable-gcc-Werror"},
+
+			{"enable-mpers", "no"},
+		},
+
+		// does not compile on musl, hangs after patch
+		SkipCheck: true,
+	},
+		XZ,
+
+		KernelHeaders,
+	), version
+}
+func init() {
+	artifactsM[Strace] = Metadata{
+		f: Toolchain.newStrace,
+
+		Name:        "strace",
+		Description: "a diagnostic, debugging and instructional userspace utility",
+		Website:     "https://strace.io/",
+
+		ID: 4897,
+	}
+}