| #!/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/gyp_gen). |
| SKIA_DIR = os.path.normpath(os.path.join(SCRIPT_DIR, os.pardir, os.pardir, |
| os.pardir)) |
| DIR_CONTENTS = os.listdir(SKIA_DIR) |
| assert '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') |
| if not os.path.exists(gyp_source_dir): |
| # In an Android tree, there is no third_party/externals/gyp, which would |
| # require running gclient sync. Use chromium's instead. |
| gyp_source_dir = os.path.join(SKIA_DIR, os.pardir, 'chromium_org', 'tools', |
| 'gyp') |
| |
| assert os.path.exists(gyp_source_dir) |
| |
| # 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. |
| |
| Args: |
| target_dir: Directory containing all gyp files, including common.gypi |
| target_file: Gyp file to start on. Other files within target_dir will |
| be read if target_file depends on them. |
| skia_arch_type: Target architecture to pass to gyp. |
| have_neon: Whether to generate files including neon optimizations. |
| Only meaningful if skia_arch_type is 'arm'. |
| |
| Returns: |
| 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 |
| |
| |
| def clean_gypd_files(folder): |
| """Remove the gypd files generated by main(). |
| |
| Args: |
| folder: Folder in which to delete all files ending with 'gypd'. |
| """ |
| assert os.path.isdir(folder) |
| files = os.listdir(folder) |
| for f in files: |
| if f.endswith('gypd'): |
| os.remove(os.path.join(folder, f)) |