[bisect] - Add --path_to_config parameter to run script.

tools/run-bisect-perf-regression.py

Index: tools/run-bisect-perf-regression.py
diff --git a/tools/run-bisect-perf-regression.py b/tools/run-bisect-perf-regression.py
index 8dceea82fc0bcb8a7a8659aac3c300139e780a15..5d8341f576463a52674528eca27664b97e149a46 100755
--- a/tools/run-bisect-perf-regression.py
+++ b/tools/run-bisect-perf-regression.py
@@ -369,6 +369,11 @@ def main():
                     type='str',
                     help='Path to goma directory. If this is supplied, goma '
                     'builds will be enabled.')
+  parser.add_option('--path_to_config',
+                    type='str',
+                    help='Path to the config file to use. If this is supplied, '
+                    'the bisect script will use this to override the default '
+                    'config file path.')
   parser.add_option('--extra_src',
                     type='str',
                     help='Path to extra source file. If this is supplied, '
@@ -381,8 +386,13 @@ def main():
   (opts, args) = parser.parse_args()
 
   path_to_current_directory = os.path.abspath(os.path.dirname(sys.argv[0]))
-  path_to_bisect_cfg = os.path.join(path_to_current_directory,
-      'run-bisect-perf-regression.cfg')
+
+  # If they've specified their own config file, use that instead.
+  if opts.path_to_config:
+    path_to_bisect_cfg = opts.path_to_config

[prasadv, 2014/04/09 23:17:51]

Should'n we validate whether the path_to_config is file and if it exists? or the
format of the content?

[shatch, 2014/04/10 17:32:54]

Done.

+  else:
+    path_to_bisect_cfg = os.path.join(path_to_current_directory,
+        'run-bisect-perf-regression.cfg')
 
   config = _LoadConfigFile(path_to_bisect_cfg)