mirror of
https://github.com/syncthing/syncthing-android.git
synced 2024-12-28 22:01:31 +00:00
132 lines
4.2 KiB
Python
132 lines
4.2 KiB
Python
from __future__ import print_function
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import os
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import os.path
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import sys
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import subprocess
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import platform
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SUPPORTED_PYTHON_PLATFORMS = ['Windows', 'Linux', 'Darwin']
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BUILD_TARGETS = [
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{
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'arch': 'arm',
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'goarch': 'arm',
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'jni_dir': 'armeabi',
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'cc': 'arm-linux-androideabi-clang',
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},
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{
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'arch': 'arm64',
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'goarch': 'arm64',
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'jni_dir': 'arm64-v8a',
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'cc': 'aarch64-linux-android-clang',
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'min_sdk': 21,
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},
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{
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'arch': 'x86',
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'goarch': '386',
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'jni_dir': 'x86',
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'cc': 'i686-linux-android-clang',
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}
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]
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def fail(message, *args, **kwargs):
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print((message % args).format(**kwargs))
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sys.exit(1)
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def get_min_sdk(project_dir):
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with open(os.path.join(project_dir, 'app', 'build.gradle')) as file_handle:
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for line in file_handle:
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tokens = list(filter(None, line.split()))
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if len(tokens) == 2 and tokens[0] == 'minSdkVersion':
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return int(tokens[1])
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fail('Failed to find minSdkVersion')
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def get_ndk_home():
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if not os.environ.get('ANDROID_NDK_HOME', ''):
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fail('ANDROID_NDK_HOME environment variable not defined')
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return os.environ['ANDROID_NDK_HOME']
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if platform.system() not in SUPPORTED_PYTHON_PLATFORMS:
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fail('Unsupported python platform %s. Supported platforms: %s', platform.system(),
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', '.join(SUPPORTED_PYTHON_PLATFORMS))
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module_dir = os.path.dirname(os.path.realpath(__file__))
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project_dir = os.path.realpath(os.path.join(module_dir, '..'))
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# Use seperate build dir so standalone ndk isn't deleted by `gradle clean`
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build_dir = os.path.join(module_dir, 'gobuild')
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go_build_dir = os.path.join(build_dir, 'go-packages')
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syncthing_dir = os.path.join(module_dir, 'src', 'github.com', 'syncthing', 'syncthing')
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min_sdk = get_min_sdk(project_dir)
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# Make sure all tags are available for git describe
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# https://github.com/syncthing/syncthing-android/issues/872
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subprocess.check_call([
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'git',
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'-C',
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syncthing_dir,
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'fetch',
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'--tags'
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])
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for target in BUILD_TARGETS:
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target_min_sdk = str(target.get('min_sdk', min_sdk))
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print('Building for', target['arch'])
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if os.environ.get('SYNCTHING_ANDROID_PREBUILT', ''):
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# The environment variable indicates the SDK and stdlib was prebuilt, set a custom paths.
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standalone_ndk_dir = '%s/standalone-ndk/android-%s-%s' % (
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get_ndk_home(), target_min_sdk, target['goarch']
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)
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pkg_argument = []
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else:
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# Build standalone NDK toolchain if it doesn't exist.
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# https://developer.android.com/ndk/guides/standalone_toolchain.html
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standalone_ndk_dir = '%s/standalone-ndk/android-%s-%s' % (
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build_dir, target_min_sdk, target['goarch']
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)
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pkg_argument = ['-pkgdir', os.path.join(go_build_dir, target['goarch'])]
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if not os.path.isdir(standalone_ndk_dir):
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print('Building standalone NDK for', target['arch'], 'API level', target_min_sdk, 'to', standalone_ndk_dir)
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subprocess.check_call([
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sys.executable,
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os.path.join(get_ndk_home(), 'build', 'tools', 'make_standalone_toolchain.py'),
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'--arch',
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target['arch'],
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'--api',
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target_min_sdk,
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'--install-dir',
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standalone_ndk_dir,
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'-v'
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])
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print('Building syncthing')
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environ = os.environ.copy()
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environ.update({
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'GOPATH': module_dir,
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'CGO_ENABLED': '1',
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'CC': os.path.join(standalone_ndk_dir, 'bin', target['cc'])
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})
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subprocess.check_call([
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'go', 'run', 'build.go', '-goos', 'android', '-goarch', target['goarch'],
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] + pkg_argument + ['-no-upgrade', 'build'], env=environ, cwd=syncthing_dir)
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# Copy compiled binary to jniLibs folder
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target_dir = os.path.join(project_dir, 'app', 'src', 'main', 'jniLibs', target['jni_dir'])
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if not os.path.isdir(target_dir):
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os.makedirs(target_dir)
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target_artifact = os.path.join(target_dir, 'libsyncthing.so')
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if os.path.exists(target_artifact):
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os.unlink(target_artifact)
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os.rename(os.path.join(syncthing_dir, 'syncthing'), target_artifact)
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print('Finished build for', target['arch'])
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print('All builds finished')
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