Protptype cray compiler detection and support

lib/spack/env/cc

@@ -70,6 +70,23 @@ for param in $parameters; do
     fi
 done
 
+
+#
+# Cray module environment-related stuff.
+#
+if [ ! -z "$SPACK_CRAYPE" ]; then
+    cur_pe=$(module list 2>&1 | grep PrgEnv | grep -o 'PrgEnv-[^/]*')
+    if [ ! -z "$cur_pe" ]; then
+        module swap $cur_pe $SPACK_CRAYPE
+    else
+        module load $SPACK_CRAYPE
+    fi
+fi
+
+if [ ! -z "$SPACK_COMP_MODULE" ]; then
+    module load $SPACK_COMP_MODULE
+fi
+
 #
 # Figure out the type of compiler, the language, and the mode so that
 # the compiler script knows what to do.