Update packager to work with gclient

Detail changes:
1. Add gclient DEPS (depenencies)
2. Update gyp_packager.py
3. Update .gitignore
4. Update third_party/happyhttp patch path
5. Add a new script in happyhttp to reset the patch before re-sync

Change-Id: I30f0beb94a56ae8aff3b25bb16fe76a7b07e3d54

.gitignore

@@ -4,8 +4,23 @@
 .pydevproject
 .repo
 .settings
+/base/
+/build/
 /docs/
 /out/
-# Ignore llvm-build. This is only when you are using clang. Address Sanitizer
-# requires clang.
+/testing/
+/third_party/gflags/
+/third_party/gold/
+/third_party/happyhttp/src/
+/third_party/icu/
+/third_party/libevent/
+/third_party/libxml/
 /third_party/llvm-build/
+/third_party/modp_b64/
+/third_party/openssl/
+/third_party/protobuf/
+/third_party/zlib/
+/tools/clang/
+/tools/gyp/
+/tools/protoc_wrapper/
+/tools/valgrind/

DEPS

@@ -0,0 +1,120 @@
+# Copyright 2014 Google Inc. All rights reserved.
+#
+# Use of this source code is governed by a BSD-style
+# license that can be found in the LICENSE file or at
+# https://developers.google.com/open-source/licenses/bsd
+#
+# Packager dependencies.
+
+vars = {
+  "chromium_svn": "http://src.chromium.org/chrome/trunk",
+  "chromium_rev": "253526",
+
+  "googlecode_url": "http://%s.googlecode.com/svn",
+  "gflags_rev": "84",
+  "gmock_rev": "470",
+  "gtest_rev": "680",
+  "gyp_rev": "1876",
+  "webrtc_rev": "5718",  # For gflags.
+
+  "happyhttp_url": "https://github.com/Zintinio/HappyHTTP.git",
+  "happyhttp_rev": "7306b1606a09063ac38c264afe59f0ad0b441750",
+}
+
+deps = {
+  "src/base":
+    Var("chromium_svn") + "/src/base@" + Var("chromium_rev"),
+
+  "src/build":
+    Var("chromium_svn") + "/src/build@" + Var("chromium_rev"),
+
+  "src/testing":
+    Var("chromium_svn") + "/src/testing@" + Var("chromium_rev"),
+
+  "src/testing/gmock":
+    (Var("googlecode_url") % "googlemock") + "/trunk@" + Var("gmock_rev"),
+
+  "src/testing/gtest":
+    (Var("googlecode_url") % "googletest") + "/trunk@" + Var("gtest_rev"),
+
+  "src/third_party/gflags":
+    (Var("googlecode_url") % "webrtc")+ "/trunk/third_party/gflags@" + Var("webrtc_rev"),
+
+  "src/third_party/gflags/src":
+    (Var("googlecode_url") % "gflags") + "/trunk/src@" + Var("gflags_rev"),
+
+  "src/third_party/happyhttp/src":
+    Var("happyhttp_url") + "@" + Var("happyhttp_rev"),
+
+  # Required by libxml.
+  "src/third_party/icu":
+    Var("chromium_svn") + "/deps/third_party/icu46@" + Var("chromium_rev"),
+
+  # Required by base/message_pump_libevent.cc.
+  "src/third_party/libevent":
+    Var("chromium_svn") + "/src/third_party/libevent@" + Var("chromium_rev"),
+
+  "src/third_party/libxml":
+    Var("chromium_svn") + "/src/third_party/libxml@" + Var("chromium_rev"),
+
+  "src/third_party/modp_b64":
+    Var("chromium_svn") + "/src/third_party/modp_b64@" + Var("chromium_rev"),
+
+  "src/third_party/openssl":
+    Var("chromium_svn") + "/deps/third_party/openssl@" + Var("chromium_rev"),
+
+  "src/third_party/protobuf":
+    Var("chromium_svn") + "/src/third_party/protobuf@" + Var("chromium_rev"),
+
+  "src/tools/clang":
+    Var("chromium_svn") + "/src/tools/clang@" + Var("chromium_rev"),
+
+  "src/tools/gyp":
+    (Var("googlecode_url") % "gyp") + "/trunk@" + Var("gyp_rev"),
+
+  "src/tools/protoc_wrapper":
+    Var("chromium_svn") + "/src/tools/protoc_wrapper@" + Var("chromium_rev"),
+
+  "src/tools/valgrind":
+    Var("chromium_svn") + "/src/tools/valgrind@" + Var("chromium_rev"),
+}
+
+deps_os = {
+  "unix": {  # Linux, actually.
+    # Linux gold build to build faster.
+    "src/third_party/gold":
+      Var("chromium_svn") + "/deps/third_party/gold@" + Var("chromium_rev"),
+
+    # Required by /src/build/linux/system.gyp.
+    "src/third_party/zlib":
+      Var("chromium_svn") + "/src/third_party/zlib@" + Var("chromium_rev"),
+  },
+}
+
+pre_deps_hooks = [
+  {
+    # Reset happyhttp so the sync could proceed.
+    # We cannot use "git apply --reverse" here as the source may not have been pulled.
+    # "git reset" does not work here either as we cannot change working directory.
+    "pattern": "third_party/happyhttp/src",
+    "action": ["python", "src/third_party/happyhttp/git_reset.py"],
+  },
+]
+
+hooks = [
+  {
+    # Patch happyhttp source.
+    "pattern": "third_party/happyhttp/src",
+    "action": ["git", "apply", "src/third_party/happyhttp/patches/_stricmp"],
+  },
+  {
+    # Patch happyhttp source.
+    "pattern": "third_party/happyhttp/src",
+    "action": ["git", "apply", "src/third_party/happyhttp/patches/server_url"],
+  },
+  {
+    # A change to a .gyp, .gypi, or to GYP itself should run the generator.
+    "pattern": ".",
+    "action": ["python", "src/gyp_packager.py"],
+  },
+]

gyp_packager.py

@@ -54,10 +54,7 @@ if __name__ == '__main__':
     args.append(os.path.join(src_dir, 'packager.gyp'))
 
   # Always include common.gypi.
-  args.extend(['-I' + os.path.join(src_dir, 'build/common.gypi')])
-
-  # Gyp should run from current directory.
-  args.append('--depth=.')
+  args.extend(['-I' + os.path.join(src_dir, 'build', 'common.gypi')])
 
   # Set these default GYP_DEFINES if user does not set the value explicitly.
   _DEFAULT_DEFINES = {"test_isolation_mode" : "noop", "use_glib" : 0,

third_party/happyhttp/git_reset.py

@@ -0,0 +1,24 @@
+#!/usr/bin/env python
+#
+# Copyright 2014 Google Inc. All rights reserved.
+#
+# Use of this source code is governed by a BSD-style
+# license that can be found in the LICENSE file or at
+# https://developers.google.com/open-source/licenses/bsd
+#
+# Perform 'git reset --hard HEAD' on src directory.
+
+import os
+import subprocess
+import sys
+
+if __name__ == '__main__':
+  script_dir = os.path.dirname(os.path.realpath(__file__))
+  src_dir = os.path.join(script_dir, 'src')
+
+  # No need to perform a reset if the source hasn't been pulled yet.
+  if not os.path.exists(src_dir):
+    sys.exit(0)
+
+  sys.exit(subprocess.call(['git', 'reset', '--hard', 'HEAD'], cwd=src_dir))
+

third_party/happyhttp/patches/_stricmp

@@ -1,7 +1,7 @@
-diff --git a/third_party/happyhttp/src/happyhttp.cpp b/third_party/happyhttp/src/happyhttp.cpp
+diff --git a/src/third_party/happyhttp/src/happyhttp.cpp b/src/third_party/happyhttp/src/happyhttp.cpp
 index 9e56673..8c8548f 100644
---- a/third_party/happyhttp/src/happyhttp.cpp
-+++ b/third_party/happyhttp/src/happyhttp.cpp
+--- a/src/third_party/happyhttp/src/happyhttp.cpp
++++ b/src/third_party/happyhttp/src/happyhttp.cpp
 @@ -49,7 +49,7 @@
  #include <string>
  #include <algorithm>

third_party/happyhttp/patches/server_url

@@ -1,7 +1,7 @@
-diff --git a/third_party/happyhttp/src/test.cpp b/third_party/happyhttp/src/test.cpp
+diff --git a/src/third_party/happyhttp/src/test.cpp b/src/third_party/happyhttp/src/test.cpp
 index f3d39d1..3ce74b4 100644
---- a/third_party/happyhttp/src/test.cpp
-+++ b/third_party/happyhttp/src/test.cpp
+--- a/src/third_party/happyhttp/src/test.cpp
++++ b/src/third_party/happyhttp/src/test.cpp
 @@ -31,7 +31,7 @@ void Test1()
  {
  	puts("-----------------Test1------------------------" );