blob: 192f4aebe0861f6fa5490726712088b7896011e9 [file] [log] [blame]
#!/usr/bin/env python
#
# Copyright 2015 Google Inc. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
def local_path(path):
return os.path.normpath(os.path.join(os.path.dirname(__file__), path))
def find(path, names):
found = []
for root, _, files in os.walk(path):
for file_name in sorted(files):
if file_name in names:
abspath = os.path.abspath(os.path.join(root, file_name))
rel_to_root = abspath.replace(os.path.abspath(path), '')
found.append(rel_to_root[1:]) # strip leading /
return found
def sdk_version_from_path(path):
return int(path.split('/')[0].split('-')[1])
def sdk_versions():
versions = []
for sdk in os.listdir(local_path('current/platforms')):
if sdk.startswith('android-'):
versions.append(sdk_version_from_path(sdk))
return sorted(versions)
def gen_defaults():
defaults = []
for sdk in sdk_versions():
default = []
arch_flags = []
for arch in ['arm', 'arm64', 'mips', 'mips64', 'x86', 'x86_64']:
arch_path = local_path(
'current/platforms/android-{sdk}/arch-{arch}/usr/include'.format(sdk=sdk, arch=arch))
if os.path.exists(arch_path):
arch_flags.append(
' {arch}: {{\n'
' export_include_dirs: ["{includes}"],\n'
' }},'.format(arch=arch, includes=arch_path))
default.append('cc_defaults {{\n'
' name: "ndk_{version}_defaults",\n'
' sdk_version: "{version}",'.format(version=sdk))
if len(arch_flags) > 0:
default.append(' arch: {{\n{arch_flags}\n'
' }},'.format(arch_flags='\n'.join(arch_flags)))
default.append('}')
defaults.append('\n'.join(default))
return defaults
def get_prebuilts(names):
prebuilts_path = local_path('current/platforms')
prebuilts = find(prebuilts_path, names)
prebuilts = [p for p in prebuilts if 'arch-arm/' in p]
prebuilts.sort(key=sdk_version_from_path)
return prebuilts
def gen_lib_prebuilt(prebuilt, name, version):
return ('ndk_prebuilt_library {{\n'
' name: "{name}.ndk.{version}",\n'
' defaults: ["ndk_{version}_defaults"],\n'
'}}'.format(name=name, version=version))
def gen_crt_prebuilt(_, name, version):
return ('ndk_prebuilt_object {{\n'
' name: "ndk_{name}.{version}",\n'
' sdk_version: "{version}",\n'
'}}'.format(name=name, version=version))
def gen_prebuilts(fn, names):
prebuilts = []
for prebuilt in get_prebuilts(names):
name = os.path.splitext(os.path.basename(prebuilt))[0]
version = sdk_version_from_path(prebuilt)
if version < 9:
# We don't support anything before Gingerbread any more.
continue
prebuilts.append(fn(prebuilt, name, version))
return prebuilts
def main():
blueprints = gen_defaults()
blueprints.extend(gen_prebuilts(gen_crt_prebuilt, (
'crtbegin_so.o',
'crtend_so.o',
'crtbegin_dynamic.o',
'crtbegin_static.o',
'crtend_android.o')))
with open(local_path('Android.bp'), 'w') as f:
f.write('// THIS FILE IS AUTOGENERATED BY gen-blueprints.py\n')
f.write('// DO NOT EDIT\n')
f.write('\n')
f.write('\n\n'.join(blueprints))
f.write('\n\n')
f.write('build = ["bionic.bp", "stl.bp"]\n')
if __name__ == '__main__':
main()