URL parsing improvements

var/spack/packages/jpeg/package.py

@@ -5,7 +5,7 @@ class Jpeg(Package):
     homepage = "http://www.ijg.org"
     url      = "http://www.ijg.org/files/jpegsrc.v9a.tar.gz"
 
-    version('9', 'b397211ddfd506b92cd5e02a22ac924d')
+    version('9a', 'b397211ddfd506b92cd5e02a22ac924d')
 
     def install(self, spec, prefix):
         configure("--prefix=%s" % prefix)

var/spack/packages/openmpi/package.py

@@ -13,9 +13,9 @@ class Openmpi(Package):
 
     version('1.8.2', 'ab538ed8e328079d566fc797792e016e',
             url='http://www.open-mpi.org/software/ompi/v1.8/downloads/openmpi-1.8.2.tar.gz')
-
     version('1.6.5', '03aed2a4aa4d0b27196962a2a65fc475',
             url = "http://www.open-mpi.org/software/ompi/v1.6/downloads/openmpi-1.6.5.tar.bz2")
+
     patch('ad_lustre_rwcontig_open_source.patch', when="@1.6.5")
     patch('llnl-platforms.patch', when="@1.6.5")
 
@@ -27,8 +27,8 @@ def install(self, spec, prefix):
         # TODO: use variants for this, e.g. +lanl, +llnl, etc.
         # use this for LANL builds, but for LLNL builds, we need:
         #     "--with-platform=contrib/platform/llnl/optimized"
-        if self.version == ver("1.6.5"):
-            confg_args.append("--with-platform=contrib/platform/lanl/tlcc2/optimized-nopanasas")
+        if self.version == ver("1.6.5") and '+lanl' in spec:
+            config_args.append("--with-platform=contrib/platform/lanl/tlcc2/optimized-nopanasas")
 
         # TODO: Spack should make it so that you can't actually find
         # these compilers if they're "disabled" for the current