craype fix for pdt (#23505)

* craype fix for pdt

adapt the pdt package for cce

* fix style issues

var/spack/repos/builtin/packages/pdt/cray_configure.patch

@@ -0,0 +1,14 @@
+--- a/configure	2019-05-13 21:57:59.000000000 -0500
++++ b/configure	2021-03-04 10:09:56.612397173 -0600
+@@ -98,6 +98,11 @@
+       ARCH=CRAYXMT
+       PLATFORM=crayxmt
+       echo "Looks like a Cray XMT machine..."
++    elif [ -r /opt/cray ]
++    then
++      ARCH=CRAY
++      PLATFORM=x86_64
++      echo "Looks like a Cray machine..."
+     else
+       ARCH=X86_64
+       PLATFORM=x86_64

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

@@ -32,6 +32,8 @@ class Pdt(AutotoolsPackage):
 
     variant('pic', default=False, description="Builds with pic")
 
+    patch('cray_configure.patch', when='%cce')
+
     def patch(self):
         spec = self.spec
         if spec.satisfies('%clang') or spec.satisfies('%apple-clang'):
@@ -50,6 +52,8 @@ def configure(self, spec, prefix):
             options.append('-GNU')
         elif self.compiler.name == 'clang':
             options.append('-clang')
+        elif self.compiler.name == 'cce':
+            options.append('-CC')
         else:
             raise InstallError('Unknown/unsupported compiler family')