Merge pull request #343 from adamjstewart/features/mpc

Add different URL for older source code

var/spack/repos/builtin/packages/mpc/package.py

@@ -37,6 +37,12 @@ class Mpc(Package):
     depends_on("gmp")
     depends_on("mpfr")
 
+    def url_for_version(self, version):
+        if version < Version("1.0.1"):
+            return "http://www.multiprecision.org/mpc/download/mpc-%s.tar.gz" % version
+        else:
+            return "ftp://ftp.gnu.org/gnu/mpc/mpc-%s.tar.gz" % version
+
     def install(self, spec, prefix):
         configure("--prefix=%s" % prefix)
         make()