internal/rosa/gnu: gmp, mpfr, mpc artifacts

Required by GCC.

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

internal/rosa/gnu.go

@@ -350,3 +350,56 @@ echo 'int main(){return 0;}' > tests/xargs/test-sigusr.c
 	)
 }
 func init() { artifactsF[Findutils] = Toolchain.newFindutils }
+
+func (t Toolchain) newGMP() pkg.Artifact {
+	const (
+		version  = "6.3.0"
+		checksum = "yrgbgEDWKDdMWVHh7gPbVl56-sRtVVhfvv0M_LX7xMUUk_mvZ1QOJEAnt7g4i3k5"
+	)
+	return t.NewViaMake("gmp", version, pkg.NewHTTPGetTar(
+		nil, "https://gcc.gnu.org/pub/gcc/infrastructure/"+
+			"gmp-"+version+".tar.bz2",
+		mustDecode(checksum),
+		pkg.TarBzip2,
+	), &MakeAttr{
+		ScriptConfigured: `
+make "-j$(nproc)"
+`,
+	},
+		t.Load(M4),
+	)
+}
+func init() { artifactsF[GMP] = Toolchain.newGMP }
+
+func (t Toolchain) newMPFR() pkg.Artifact {
+	const (
+		version  = "4.2.2"
+		checksum = "wN3gx0zfIuCn9r3VAn_9bmfvAYILwrRfgBjYSD1IjLqyLrLojNN5vKyQuTE9kA-B"
+	)
+	return t.NewViaMake("mpfr", version, pkg.NewHTTPGetTar(
+		nil, "https://gcc.gnu.org/pub/gcc/infrastructure/"+
+			"mpfr-"+version+".tar.bz2",
+		mustDecode(checksum),
+		pkg.TarBzip2,
+	), nil,
+		t.Load(GMP),
+	)
+}
+func init() { artifactsF[MPFR] = Toolchain.newMPFR }
+
+func (t Toolchain) newMPC() pkg.Artifact {
+	const (
+		version  = "1.3.1"
+		checksum = "o8r8K9R4x7PuRx0-JE3-bC5jZQrtxGV2nkB773aqJ3uaxOiBDCID1gKjPaaDxX4V"
+	)
+	return t.NewViaMake("mpc", version, pkg.NewHTTPGetTar(
+		nil, "https://gcc.gnu.org/pub/gcc/infrastructure/"+
+			"mpc-"+version+".tar.gz",
+		mustDecode(checksum),
+		pkg.TarGzip,
+	), nil,
+		t.Load(GMP),
+		t.Load(MPFR),
+	)
+}
+func init() { artifactsF[MPC] = Toolchain.newMPC }