Move gclient integration to the gclient_hook.py script in order to support a platform-agnostic DEPS file (issue #174).

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@171 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

DEPS

@@ -2,6 +2,6 @@ hooks = [
   {
     # A change to a .gyp, .gypi, or to GYP itself should run the generator.
     "pattern": ".",
-    "action": ["cd", "src\cef", "&", "call", "cef_create_projects.bat", "&", "cd", "..\.."],
+    "action": ["python", "src/cef/tools/gclient_hook.py"],
   },
 ]

cef_create_projects.bat

@@ -1,12 +1,2 @@
 @echo off
-ECHO Patching build configuration files...
-CALL tools\patch_build.bat
-ECHO Generating project files...
-CALL :SET_ENV %CD%
-:GEN_PROJ
-CALL ..\tools\gyp\gyp.bat cef.gyp -I ..\build\common.gypi -I ..\build\features_override.gypi -I cef.gypi --no-circular-check
-GOTO :END
-:SET_ENV
-SET CEF_DIRECTORY=%~n1
-GOTO :GEN_PROJ
-:END
+..\third_party\python_26\python.exe tools\gclient_hook.py

cef_create_projects.sh

@@ -1,6 +1,2 @@
 #!/bin/sh
-echo Patching build configuration files...
-tools/patch_build.sh
-echo Generating project files...
-export CEF_DIRECTORY=$(basename `pwd`)
-../tools/gyp/gyp cef.gyp -I ../build/common.gypi -I ../build/features_override.gypi -I cef.gypi --no-circular-check
+python tools/gclient_hook.py

tools/gclient_hook.py

@@ -0,0 +1,60 @@
+# Copyright (c) 2011 The Chromium Embedded Framework Authors.
+# Portions copyright (c) 2006-2008 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.
+
+import os, sys
+
+# The CEF root directory is the parent directory of _this_ script.
+cef_dir = os.path.abspath(os.path.join(os.path.dirname(__file__), os.pardir))
+
+try:
+  # depot_tools may already be in the import path.
+  import gclient_utils
+except ImportError, e:
+  # Search the PATH environment variable to find the depot_tools folder.
+  depot_tools = None;
+  paths = os.environ.get('PATH').split(os.pathsep)
+  for path in paths:
+    if os.path.exists(os.path.join(path, 'gclient_utils.py')):
+      depot_tools = path
+      break
+
+  if depot_tools is None:
+    print >> sys.stderr, 'Error: could not find depot_tools in PATH.'
+    sys.exit(2)
+
+  # Add depot_tools to import path.
+  sys.path.append(depot_tools)
+  import gclient_utils
+
+# Copied from gclient.py python code.
+def RunAction(dir, command):
+  """Runs the action."""
+  if command[0] == 'python':
+    # If the hook specified "python" as the first item, the action is a
+    # Python script.  Run it by starting a new copy of the same
+    # interpreter.
+    command[0] = sys.executable
+
+  try:
+    gclient_utils.CheckCallAndFilterAndHeader(
+        command, cwd=dir, always=True)
+  except gclient_utils.Error, e:
+    # Use a discrete exit status code of 2 to indicate that a hook action
+    # failed.  Users of this script may wish to treat hook action failures
+    # differently from VC failures.
+    print >> sys.stderr, 'Error: %s' % str(e)
+    sys.exit(2)
+
+print "\nPatching build configuration files for CEF..."
+patcher = [ 'python', 'tools/patcher.py', 
+            '--patch-config', 'patch/patch_build.cfg' ];
+RunAction(cef_dir, patcher);
+
+print "\nGenerating CEF project files..."
+os.environ['CEF_DIRECTORY'] = os.path.basename(cef_dir);
+gyper = [ 'python', '../tools/gyp/gyp', 'cef.gyp', '-I', '../build/common.gypi', 
+          '-I', '../build/features_override.gypi', '-I', 'cef.gypi', 
+          '--no-circular-check' ]
+RunAction(cef_dir, gyper);