tools: upgrade gyp

Visual Studio 2015 support amongst other things

tools/gyp/PRESUBMIT.py

@@ -16,15 +16,17 @@
     'test/lib/TestCmd.py',
     'test/lib/TestCommon.py',
     'test/lib/TestGyp.py',
-    # Needs style fix.
-    'pylib/gyp/generator/xcode.py',
 ]
 
 
 PYLINT_DISABLED_WARNINGS = [
     # TODO: fix me.
     # Many tests include modules they don't use.
     'W0611',
+    # Possible unbalanced tuple unpacking with sequence.
+    'W0632',
+    # Attempting to unpack a non-sequence.
+    'W0633',
     # Include order doesn't properly include local files?
     'F0401',
     # Some use of built-in names.
@@ -40,6 +42,10 @@
     'W0613',
     # String has no effect (docstring in wrong place).
     'W0105',
+    # map/filter on lambda could be replaced by comprehension.
+    'W0110',
+    # Use of eval.
+    'W0123',
     # Comma not followed by space.
     'C0324',
     # Access to a protected member.
@@ -56,6 +62,8 @@
     'E1101',
     # Dangerous default {}.
     'W0102',
+    # Cyclic import.
+    'R0401',
     # Others, too many to sort.
     'W0201', 'W0232', 'E1103', 'W0621', 'W0108', 'W0223', 'W0231',
     'R0201', 'E0101', 'C0321',

tools/gyp/buildbot/buildbot_run.py

@@ -7,6 +7,7 @@
 """Argument-less script to select what to run on the buildbots."""
 
 
+import filecmp
 import os
 import shutil
 import subprocess
@@ -30,7 +31,8 @@
 
 def CallSubProcess(*args, **kwargs):
   """Wrapper around subprocess.call which treats errors as build exceptions."""
-  retcode = subprocess.call(*args, **kwargs)
+  with open(os.devnull) as devnull_fd:
+    retcode = subprocess.call(stdin=devnull_fd, *args, **kwargs)
   if retcode != 0:
     print '@@@STEP_EXCEPTION@@@'
     sys.exit(1)
@@ -49,10 +51,6 @@ def PrepareCmake():
 
   print '@@@BUILD_STEP Initialize CMake checkout@@@'
   os.mkdir(CMAKE_DIR)
-  CallSubProcess(['git', 'config', '--global', 'user.name', 'trybot'])
-  CallSubProcess(['git', 'config', '--global',
-                  'user.email', 'chrome-bot@google.com'])
-  CallSubProcess(['git', 'config', '--global', 'color.ui', 'false'])
 
   print '@@@BUILD_STEP Sync CMake@@@'
   CallSubProcess(
@@ -73,41 +71,96 @@ def PrepareCmake():
   CallSubProcess( ['make', 'cmake'], cwd=CMAKE_DIR)
 
 
+_ANDROID_SETUP = 'source build/envsetup.sh && lunch full-eng'
+
+
 def PrepareAndroidTree():
   """Prepare an Android tree to run 'android' format tests."""
   if os.environ['BUILDBOT_CLOBBER'] == '1':
     print '@@@BUILD_STEP Clobber Android checkout@@@'
     shutil.rmtree(ANDROID_DIR)
 
-  # The release of Android we use is static, so there's no need to do anything
-  # if the directory already exists.
-  if os.path.isdir(ANDROID_DIR):
+  # (Re)create the directory so that the following steps will succeed.
+  if not os.path.isdir(ANDROID_DIR):
+    os.mkdir(ANDROID_DIR)
+
+  # We use a manifest from the gyp project listing pinned revisions of AOSP to
+  # use, to ensure that we test against a stable target. This needs to be
+  # updated to pick up new build system changes sometimes, so we must test if
+  # it has changed.
+  manifest_filename = 'aosp_manifest.xml'
+  gyp_manifest = os.path.join(BUILDBOT_DIR, manifest_filename)
+  android_manifest = os.path.join(ANDROID_DIR, '.repo', 'manifests',
+                                  manifest_filename)
+  manifest_is_current = (os.path.isfile(android_manifest) and
+                         filecmp.cmp(gyp_manifest, android_manifest))
+  if not manifest_is_current:
+    # It's safe to repeat these steps, so just do them again to make sure we are
+    # in a good state.
+    print '@@@BUILD_STEP Initialize Android checkout@@@'
+    CallSubProcess(
+        ['repo', 'init',
+         '-u', 'https://android.googlesource.com/platform/manifest',
+         '-b', 'master',
+         '-g', 'all,-notdefault,-device,-darwin,-mips,-x86'],
+        cwd=ANDROID_DIR)
+    shutil.copy(gyp_manifest, android_manifest)
+
+    print '@@@BUILD_STEP Sync Android@@@'
+    CallSubProcess(['repo', 'sync', '-j4', '-m', manifest_filename],
+                   cwd=ANDROID_DIR)
+
+  # If we already built the system image successfully and didn't sync to a new
+  # version of the source, skip running the build again as it's expensive even
+  # when there's nothing to do.
+  system_img = os.path.join(ANDROID_DIR, 'out', 'target', 'product', 'generic',
+                            'system.img')
+  if manifest_is_current and os.path.isfile(system_img):
     return
 
-  print '@@@BUILD_STEP Initialize Android checkout@@@'
-  os.mkdir(ANDROID_DIR)
-  CallSubProcess(['git', 'config', '--global', 'user.name', 'trybot'])
-  CallSubProcess(['git', 'config', '--global',
-                  'user.email', 'chrome-bot@google.com'])
-  CallSubProcess(['git', 'config', '--global', 'color.ui', 'false'])
+  print '@@@BUILD_STEP Build Android@@@'
   CallSubProcess(
-      ['repo', 'init',
-       '-u', 'https://android.googlesource.com/platform/manifest',
-       '-b', 'android-4.2.1_r1',
-       '-g', 'all,-notdefault,-device,-darwin,-mips,-x86'],
+      ['/bin/bash',
+       '-c', '%s && make -j4' % _ANDROID_SETUP],
       cwd=ANDROID_DIR)
 
-  print '@@@BUILD_STEP Sync Android@@@'
-  CallSubProcess(['repo', 'sync', '-j4'], cwd=ANDROID_DIR)
 
-  print '@@@BUILD_STEP Build Android@@@'
+def StartAndroidEmulator():
+  """Start an android emulator from the built android tree."""
+  print '@@@BUILD_STEP Start Android emulator@@@'
+
+  CallSubProcess(['/bin/bash', '-c',
+      '%s && adb kill-server ' % _ANDROID_SETUP],
+      cwd=ANDROID_DIR)
+
+  # If taskset is available, use it to force adbd to run only on one core, as,
+  # sadly, it improves its reliability (see crbug.com/268450).
+  adbd_wrapper = ''
+  with open(os.devnull, 'w') as devnull_fd:
+    if subprocess.call(['which', 'taskset'], stdout=devnull_fd) == 0:
+      adbd_wrapper = 'taskset -c 0'
+  CallSubProcess(['/bin/bash', '-c',
+      '%s && %s adb start-server ' % (_ANDROID_SETUP, adbd_wrapper)],
+      cwd=ANDROID_DIR)
+
+  subprocess.Popen(
+      ['/bin/bash', '-c',
+       '%s && emulator -no-window' % _ANDROID_SETUP],
+      cwd=ANDROID_DIR)
   CallSubProcess(
-      ['/bin/bash',
-       '-c', 'source build/envsetup.sh && lunch full-eng && make -j4'],
+      ['/bin/bash', '-c',
+       '%s && adb wait-for-device' % _ANDROID_SETUP],
       cwd=ANDROID_DIR)
 
 
-def GypTestFormat(title, format=None, msvs_version=None):
+def StopAndroidEmulator():
+  """Stop all android emulators."""
+  print '@@@BUILD_STEP Stop Android emulator@@@'
+  # If this fails, it's because there is no emulator running.
+  subprocess.call(['pkill', 'emulator.*'])
+
+
+def GypTestFormat(title, format=None, msvs_version=None, tests=[]):
   """Run the gyp tests for a given format, emitting annotator tags.
 
   See annotator docs at:
@@ -131,14 +184,13 @@ def GypTestFormat(title, format=None, msvs_version=None):
        '--passed',
        '--format', format,
        '--path', CMAKE_BIN_DIR,
-       '--chdir', 'trunk'])
+       '--chdir', 'trunk'] + tests)
   if format == 'android':
     # gyptest needs the environment setup from envsetup/lunch in order to build
     # using the 'android' backend, so this is done in a single shell.
     retcode = subprocess.call(
         ['/bin/bash',
-         '-c', 'source build/envsetup.sh && lunch full-eng && cd %s && %s'
-         % (ROOT_DIR, command)],
+         '-c', '%s && cd %s && %s' % (_ANDROID_SETUP, ROOT_DIR, command)],
         cwd=ANDROID_DIR, env=env)
   else:
     retcode = subprocess.call(command, cwd=ROOT_DIR, env=env, shell=True)
@@ -160,7 +212,11 @@ def GypBuild():
   # The Android gyp bot runs on linux so this must be tested first.
   if os.environ['BUILDBOT_BUILDERNAME'] == 'gyp-android':
     PrepareAndroidTree()
-    retcode += GypTestFormat('android')
+    StartAndroidEmulator()
+    try:
+      retcode += GypTestFormat('android')
+    finally:
+      StopAndroidEmulator()
   elif sys.platform.startswith('linux'):
     retcode += GypTestFormat('ninja')
     retcode += GypTestFormat('make')
@@ -173,8 +229,13 @@ def GypBuild():
   elif sys.platform == 'win32':
     retcode += GypTestFormat('ninja')
     if os.environ['BUILDBOT_BUILDERNAME'] == 'gyp-win64':
-      retcode += GypTestFormat('msvs-2010', format='msvs', msvs_version='2010')
-      retcode += GypTestFormat('msvs-2012', format='msvs', msvs_version='2012')
+      retcode += GypTestFormat('msvs-ninja-2013', format='msvs-ninja',
+                               msvs_version='2013',
+                               tests=[
+                                  r'test\generator-output\gyptest-actions.py',
+                                  r'test\generator-output\gyptest-relocate.py',
+                                  r'test\generator-output\gyptest-rules.py'])
+      retcode += GypTestFormat('msvs-2013', format='msvs', msvs_version='2013')
   else:
     raise Exception('Unknown platform')
   if retcode:

tools/gyp/gyptest.py

@@ -13,7 +13,7 @@
 import subprocess
 import sys
 
-class CommandRunner:
+class CommandRunner(object):
   """
   Executor class for commands, including "commands" implemented by
   Python functions.
@@ -117,7 +117,7 @@ def run(self, command, display=None, stdout=None, stderr=None):
     return self.execute(command, stdout, stderr)
 
 
-class Unbuffered:
+class Unbuffered(object):
   def __init__(self, fp):
     self.fp = fp
   def write(self, arg):
@@ -224,7 +224,7 @@ def main(argv=None):
       'win32':    ['msvs', 'ninja'],
       'linux2':   ['make', 'ninja'],
       'linux3':   ['make', 'ninja'],
-      'darwin':   ['make', 'ninja', 'xcode'],
+      'darwin':   ['make', 'ninja', 'xcode', 'xcode-ninja'],
     }[sys.platform]
 
   for format in format_list:

tools/gyp/pylib/gyp/MSVSNew.py

@@ -172,7 +172,7 @@ def set_msbuild_toolset(self, msbuild_toolset):
 #------------------------------------------------------------------------------
 
 
-class MSVSSolution:
+class MSVSSolution(object):
   """Visual Studio solution."""
 
   def __init__(self, path, version, entries=None, variants=None,