internal/rosa: gnu tar artifact

Initially, libarchive was going to be used, but its test suite simply does not want to work under musl, not even with libiconv. The ticket last discussing this ceased any activity in 2020.

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

1 files changed, 32 insertions, 0 deletions

diff --git a/internal/rosa/gnu.go b/internal/rosa/gnu.go
index 358d9549..9e6951ec 100644
--- a/internal/rosa/gnu.go
+++ b/internal/rosa/gnu.go
@@ -419,6 +419,38 @@ func (t Toolchain) newLibiconv() pkg.Artifact {
 }
 func init() { artifactsF[Libiconv] = Toolchain.newLibiconv }
 
+func (t Toolchain) newTar() pkg.Artifact {
+	const (
+		version  = "1.35"
+		checksum = "zSaoSlVUDW0dSfm4sbL4FrXLFR8U40Fh3zY5DWhR5NCIJ6GjU6Kc4VZo2-ZqpBRA"
+	)
+	return t.NewViaMake("tar", version, pkg.NewHTTPGetTar(
+		nil, "https://ftpmirror.gnu.org/gnu/tar/tar-"+version+".tar.gz",
+		mustDecode(checksum),
+		pkg.TarGzip,
+	), &MakeAttr{
+		Env: []string{
+			// very expensive
+			"TARTEST_SKIP_LARGE_FILES=1",
+		},
+		Configure: [][2]string{
+			{"disable-acl"},
+			{"without-posix-acls"},
+			{"without-xattrs"},
+		},
+		Make: []string{
+			`TESTSUITEFLAGS="-j$(nproc)"`,
+		},
+	},
+		t.Load(Diffutils),
+
+		t.Load(Gzip),
+		t.Load(Bzip2),
+		t.Load(Zstd),
+	)
+}
+func init() { artifactsF[Tar] = Toolchain.newTar }
+
 func (t Toolchain) newBinutils() pkg.Artifact {
 	const (
 		version  = "2.45"