Merge remote branch 'cros/upstream' into master.

client/bin/base_utils.py

 """
 DO NOT import this file directly - import client/bin/utils.py,
 which will mix this in
 
 Convenience functions for use by tests or whomever.
 
 Note that this file is mixed in by utils.py - note very carefully the
 precedence order defined there
 """
 import os, shutil, sys, signal, commands, pickle, glob, statvfs
@@ skipping 227 matching lines @@
     elif file_contains_pattern(issue, 'SUSE'):
         return 'SUSE'
     elif file_contains_pattern(issue, 'Ubuntu'):
         return 'Ubuntu'
     elif file_contains_pattern(issue, 'Debian'):
         return 'Debian'
     else:
         return 'Unknown'
 
 
+def get_cc():
+    try:
+        return os.environ['CC']
+    except KeyError:
+        return 'gcc'
+
+
 def get_vmlinux():
     """Return the full path to vmlinux
 
     Ahem. This is crap. Pray harder. Bad Martin.
     """
     vmlinux = '/boot/vmlinux-%s' % utils.system_output('uname -r')
     if os.path.isfile(vmlinux):
         return vmlinux
     vmlinux = '/lib/modules/%s/build/vmlinux' % utils.system_output('uname -r')
     if os.path.isfile(vmlinux):
@@ skipping 476 matching lines @@
     """
     'pgrep name' misses all python processes and also long process names.
     'pgrep -f name' gets all shell commands with name in args.
     So look only for command whose initial pathname ends with name.
     Name itself is an egrep pattern, so it can use | etc for variations.
     """
     return utils.system("pgrep -f '^([^ /]*/)*(%s)([ ]|$)'" % name_pattern,
                         ignore_status=True) == 0