Scripts to generate Android.mk for framework Skia.

platform_tools/android/bin/android_framework_gyp.py

Index: platform_tools/android/bin/android_framework_gyp.py
diff --git a/platform_tools/android/bin/android_framework_gyp.py b/platform_tools/android/bin/android_framework_gyp.py
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+++ b/platform_tools/android/bin/android_framework_gyp.py
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+#!/usr/bin/python
+
+# Copyright 2014 Google Inc.
+#
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""
+Modified version of gyp_skia, used by gyp_to_android.py to generate Android.mk
+"""
+
+import os
+import sys
+
+SCRIPT_DIR = os.path.abspath(os.path.dirname(__file__))
+
+# Unlike gyp_skia, this file is nested deep inside Skia. Find Skia's trunk dir.
+# This line depends on the fact that the script is three levels deep
+# (specifically, it is in platform_tools/android/bin).
+SKIA_DIR = os.path.normpath(os.path.join(SCRIPT_DIR, os.pardir, os.pardir,
+                                         os.pardir))
+dir_contents = os.listdir(SKIA_DIR)
+assert 'third_party' in dir_contents and 'gyp' in dir_contents
+
+# Directory within which we can find the gyp source.
+GYP_SOURCE_DIR = os.path.join(SKIA_DIR, 'third_party', 'externals', 'gyp')
+
+# Ensure we import our current gyp source's module, not any version
+# pre-installed in your PYTHONPATH.
+sys.path.insert(0, os.path.join(GYP_SOURCE_DIR, 'pylib'))
+
+import gyp
+
+def main(target_dir, target_file, skia_arch_type, have_neon):
+  """
+  Create gypd files based on target_file.
+  @param target_dir Directory containing all gyp files, including common.gypi
+  @param target_file Gyp file to start on. Other files within target_dir will
+                     be read if target_file depends on them.
+  @param skia_arch_type Target architecture to pass to gyp.
+  @param have_neon Whether to generate files including neon optimizations.
+                   Only meaningful if skia_arch_type is 'arm'.
+  @return path Path to root gypd file created by running gyp.
+  """
+  # Set GYP_DEFINES for building for the android framework.
+  gyp_defines = ('skia_android_framework=1 OS=android skia_arch_type=%s '
+                 % skia_arch_type)
+  if skia_arch_type == 'arm':
+    # Always use thumb and version 7 for arm
+    gyp_defines += 'arm_thumb=1 arm_version=7 '
+    if have_neon:
+      gyp_defines += 'arm_neon=1 '
+    else:
+      gyp_defines += 'arm_neon=0 '
+
+  os.environ['GYP_DEFINES'] = gyp_defines
+
+  args = []
+  args.extend(['--depth', '.'])
+  full_path = os.path.join(target_dir, target_file)
+  args.extend([full_path])
+  # Common conditions
+  args.extend(['-I', os.path.join(target_dir, 'common.gypi')])
+  # Use the debugging format. We'll use these to create one master make file.
+  args.extend(['-f', 'gypd'])
+
+  # Off we go...
+  ret = gyp.main(args)
+
+  if ret != 0:
+    raise Exception("gyp failed!")
+
+  # Running gyp should have created a gypd file, with the same name as
+  # full_path but with a 'd' on the end.
+  gypd_file = full_path + 'd'
+  if not os.path.exists(gypd_file):
+    raise Exception("gyp failed to produce gypd file!")
+
+  return gypd_file