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syncthing-android/syncthing/build-syncthing.py
2024-02-07 07:37:26 +01:00

126 lines
3.8 KiB
Python

from __future__ import print_function
import os
import os.path
import platform
import subprocess
import sys
PLATFORM_DIRS = {
'Windows': 'windows-x86_64',
'Linux': 'linux-x86_64',
'Darwin': 'darwin-x86_64',
}
# The values here must correspond with those in ../docker/prebuild.sh
BUILD_TARGETS = [
{
'arch': 'arm',
'goarch': 'arm',
'jni_dir': 'armeabi',
'cc': 'armv7a-linux-androideabi{}-clang',
},
{
'arch': 'arm64',
'goarch': 'arm64',
'jni_dir': 'arm64-v8a',
'cc': 'aarch64-linux-android{}-clang',
},
{
'arch': 'x86',
'goarch': '386',
'jni_dir': 'x86',
'cc': 'i686-linux-android{}-clang',
},
{
'arch': 'x86_64',
'goarch': 'amd64',
'jni_dir': 'x86_64',
'cc': 'x86_64-linux-android{}-clang',
}
]
def fail(message, *args, **kwargs):
print((message % args).format(**kwargs))
sys.exit(1)
def get_min_sdk(project_dir):
with open(os.path.join(project_dir, 'app', 'build.gradle.kts')) as file_handle:
for line in file_handle:
tokens = list(filter(None, line.split()))
if len(tokens) == 3 and tokens[0] == 'minSdk':
return int(tokens[2])
fail('Failed to find minSdkVersion')
def get_ndk_home():
if not os.environ.get('ANDROID_NDK_HOME', ''):
if not os.environ.get('NDK_VERSION', '') or not os.environ.get('ANDROID_HOME', ''):
fail('ANDROID_NDK_HOME or NDK_VERSION and ANDROID_HOME environment variable must be defined')
return os.path.join(os.environ['ANDROID_HOME'], 'ndk', os.environ['NDK_VERSION'])
return os.environ['ANDROID_NDK_HOME']
if platform.system() not in PLATFORM_DIRS:
fail('Unsupported python platform %s. Supported platforms: %s', platform.system(),
', '.join(PLATFORM_DIRS.keys()))
module_dir = os.path.dirname(os.path.realpath(__file__))
project_dir = os.path.realpath(os.path.join(module_dir, '..'))
# Use separate build dir so standalone ndk isn't deleted by `gradle clean`
build_dir = os.path.join(module_dir, 'gobuild')
go_build_dir = os.path.join(build_dir, 'go-packages')
syncthing_dir = os.path.join(module_dir, 'src', 'github.com', 'syncthing', 'syncthing')
min_sdk = get_min_sdk(project_dir)
# Make sure all tags are available for git describe
# https://github.com/syncthing/syncthing-android/issues/872
subprocess.check_call([
'git',
'-C',
syncthing_dir,
'fetch',
'--tags'
])
for target in BUILD_TARGETS:
print('Building syncthing for', target['arch'])
environ = os.environ.copy()
environ.update({
'GO111MODULE': 'on',
'CGO_ENABLED': '1',
})
subprocess.check_call(
['go', 'version'],
env=environ, cwd=syncthing_dir)
subprocess.check_call(
['go', 'run', 'build.go', 'version'],
env=environ, cwd=syncthing_dir)
cc = os.path.join(
get_ndk_home(), "toolchains", "llvm", "prebuilt",
PLATFORM_DIRS[platform.system()], "bin",
target['cc'].format(min_sdk))
subprocess.check_call(
['go', 'run', 'build.go', '-goos', 'android',
'-goarch', target['goarch'], '-cc', cc,
'-pkgdir', os.path.join(go_build_dir, target['goarch']),
'-no-upgrade', 'build'],
env=environ, cwd=syncthing_dir)
# Copy compiled binary to jniLibs folder
target_dir = os.path.join(project_dir, 'app', 'src', 'main', 'jniLibs', target['jni_dir'])
if not os.path.isdir(target_dir):
os.makedirs(target_dir)
target_artifact = os.path.join(target_dir, 'libsyncthing.so')
if os.path.exists(target_artifact):
os.unlink(target_artifact)
os.rename(os.path.join(syncthing_dir, 'syncthing'), target_artifact)
print('Finished build for', target['arch'])
print('All builds finished')