1 files changed, 73 insertions, 0 deletions
diff --git a/deps/v8/build/find_depot_tools.py b/deps/v8/build/find_depot_tools.py
new file mode 100755
index 0000000000..5c496e7c79
--- /dev/null
+++ b/deps/v8/build/find_depot_tools.py
@@ -0,0 +1,73 @@
+#!/usr/bin/env python
+# Copyright (c) 2011 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+"""Small utility function to find depot_tools and add it to the python path.
+
+Will throw an ImportError exception if depot_tools can't be found since it
+imports breakpad.
+
+This can also be used as a standalone script to print out the depot_tools
+directory location.
+"""
+
+import os
+import sys
+
+
+# Path to //src
+SRC = os.path.abspath(os.path.join(os.path.dirname(__file__), os.pardir))
+
+
+def IsRealDepotTools(path):
+  expanded_path = os.path.expanduser(path)
+  return os.path.isfile(os.path.join(expanded_path, 'gclient.py'))
+
+
+def add_depot_tools_to_path():
+  """Search for depot_tools and add it to sys.path."""
+  # First, check if we have a DEPS'd in "depot_tools".
+  deps_depot_tools = os.path.join(SRC, 'third_party', 'depot_tools')
+  if IsRealDepotTools(deps_depot_tools):
+    # Put the pinned version at the start of the sys.path, in case there
+    # are other non-pinned versions already on the sys.path.
+    sys.path.insert(0, deps_depot_tools)
+    return deps_depot_tools
+
+  # Then look if depot_tools is already in PYTHONPATH.
+  for i in sys.path:
+    if i.rstrip(os.sep).endswith('depot_tools') and IsRealDepotTools(i):
+      return i
+  # Then look if depot_tools is in PATH, common case.
+  for i in os.environ['PATH'].split(os.pathsep):
+    if IsRealDepotTools(i):
+      sys.path.append(i.rstrip(os.sep))
+      return i
+  # Rare case, it's not even in PATH, look upward up to root.
+  root_dir = os.path.dirname(os.path.abspath(__file__))
+  previous_dir = os.path.abspath(__file__)
+  while root_dir and root_dir != previous_dir:
+    i = os.path.join(root_dir, 'depot_tools')
+    if IsRealDepotTools(i):
+      sys.path.append(i)
+      return i
+    previous_dir = root_dir
+    root_dir = os.path.dirname(root_dir)
+  print >> sys.stderr, 'Failed to find depot_tools'
+  return None
+
+DEPOT_TOOLS_PATH = add_depot_tools_to_path()
+
+# pylint: disable=W0611
+import breakpad
+
+
+def main():
+  if DEPOT_TOOLS_PATH is None:
+    return 1
+  print DEPOT_TOOLS_PATH
+  return 0
+
+
+if __name__ == '__main__':
+  sys.exit(main())