Fix up examples to run properly from the main source dir
diff --git a/examples/func_calls.py b/examples/func_calls.py
index f56f153..72c64d3 100644
--- a/examples/func_calls.py
+++ b/examples/func_calls.py
@@ -4,7 +4,7 @@
 # Using pycparser for printing out all the calls of some function
 # in a C file.
 #
-# Copyright (C) 2008-2011, Eli Bendersky
+# Copyright (C) 2008-2015, Eli Bendersky
 # License: BSD
 #-----------------------------------------------------------------
 from __future__ import print_function
@@ -12,7 +12,6 @@
 
 # This is not required if you've installed pycparser into
 # your site-packages/ with setup.py
-#
 sys.path.extend(['.', '..'])
 
 from pycparser import c_parser, c_ast, parse_file
@@ -27,8 +26,7 @@
 
     def visit_FuncCall(self, node):
         if node.name.name == self.funcname:
-            print('%s called at %s' % (
-                    self.funcname, node.name.coord))
+            print('%s called at %s' % (self.funcname, node.name.coord))
 
 
 def show_func_calls(filename, funcname):
@@ -42,7 +40,7 @@
         filename = sys.argv[1]
         func = sys.argv[2]
     else:
-        filename = 'c_files/hash.c'
+        filename = 'examples/c_files/hash.c'
         func = 'malloc'
 
     show_func_calls(filename, func)