internal/rosa: libiconv artifact

For software that assumes glibc.

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

internal/rosa/gnu.go

@@ -406,6 +406,19 @@ func (t Toolchain) newBC() pkg.Artifact {
 }
 func init() { artifactsF[BC] = Toolchain.newBC }
 
+func (t Toolchain) newLibiconv() pkg.Artifact {
+	const (
+		version  = "1.18"
+		checksum = "iV5q3VxP5VPdJ-X7O5OQI4fGm8VjeYb5viLd1L3eAHg26bbHb2_Qn63XPF3ucVZr"
+	)
+	return t.NewViaMake("libiconv", version, pkg.NewHTTPGetTar(
+		nil, "https://ftpmirror.gnu.org/gnu/libiconv/libiconv-"+version+".tar.gz",
+		mustDecode(checksum),
+		pkg.TarGzip,
+	), nil)
+}
+func init() { artifactsF[Libiconv] = Toolchain.newLibiconv }
+
 func (t Toolchain) newBinutils() pkg.Artifact {
 	const (
 		version  = "2.45"