| #!/usr/bin/env python3 |
| |
| import tempfile |
| import os |
| import subprocess |
| |
| SCRIPT_DIR = os.path.abspath(os.path.dirname(__file__)) |
| AOSP_DIR = os.path.abspath(os.path.join(SCRIPT_DIR, *['..'] * 5)) |
| |
| BUILTIN_HEADERS_DIR = ( |
| os.path.join(AOSP_DIR, 'bionic', 'libc', 'include'), |
| os.path.join(AOSP_DIR, 'external', 'libcxx', 'include'), |
| os.path.join(AOSP_DIR, 'prebuilts', 'sdk', 'renderscript', 'clang-include'), |
| ) |
| |
| EXPORTED_HEADERS_DIR = ( |
| os.path.join(AOSP_DIR, 'development', 'vndk', 'tools', 'header-checker', |
| 'tests'), |
| ) |
| |
| SO_EXT = '.so' |
| SOURCE_ABI_DUMP_EXT_END = '.lsdump' |
| SOURCE_ABI_DUMP_EXT = SO_EXT + SOURCE_ABI_DUMP_EXT_END |
| |
| DEFAULT_CPPFLAGS = ['-x', 'c++', '-std=c++11'] |
| DEFAULT_CFLAGS = ['-std=gnu99'] |
| |
| TARGET_ARCHS = ['arm', 'arm64', 'x86', 'x86_64', 'mips', 'mips64'] |
| |
| def get_reference_dump_dir(reference_dump_dir_stem, |
| reference_dump_dir_insertion, lib_arch): |
| reference_dump_dir = os.path.join(reference_dump_dir_stem, lib_arch) |
| reference_dump_dir = os.path.join(reference_dump_dir, |
| reference_dump_dir_insertion) |
| return reference_dump_dir |
| |
| |
| def copy_reference_dumps(lib_paths, reference_dir_stem, |
| reference_dump_dir_insertion, lib_arch): |
| reference_dump_dir = get_reference_dump_dir(reference_dir_stem, |
| reference_dump_dir_insertion, |
| lib_arch) |
| num_created = 0 |
| for lib_path in lib_paths: |
| copy_reference_dump(lib_path, reference_dump_dir) |
| num_created += 1 |
| return num_created |
| |
| def copy_reference_dump(lib_path, reference_dump_dir): |
| reference_dump_path = os.path.join(reference_dump_dir, |
| os.path.basename(lib_path)) |
| os.makedirs(os.path.dirname(reference_dump_path), exist_ok=True) |
| output_content = read_output_content(lib_path, AOSP_DIR) |
| with open(reference_dump_path, 'w') as f: |
| f.write(output_content) |
| print('Created abi dump at ', reference_dump_path) |
| return reference_dump_path |
| |
| def copy_reference_dump_content(lib_name, output_content, |
| reference_dump_dir_stem, |
| reference_dump_dir_insertion, lib_arch): |
| reference_dump_dir = get_reference_dump_dir(reference_dump_dir_stem, |
| reference_dump_dir_insertion, |
| lib_arch) |
| reference_dump_path = os.path.join(reference_dump_dir, |
| lib_name + SOURCE_ABI_DUMP_EXT) |
| os.makedirs(os.path.dirname(reference_dump_path), exist_ok=True) |
| with open(reference_dump_path, 'w') as f: |
| f.write(output_content) |
| print('Created abi dump at ', reference_dump_path) |
| return reference_dump_path |
| |
| def read_output_content(output_path, replace_str): |
| with open(output_path, 'r') as f: |
| return f.read().replace(replace_str, '') |
| |
| def run_header_abi_dumper(input_path, remove_absolute_paths, cflags=[], |
| export_include_dirs = EXPORTED_HEADERS_DIR): |
| with tempfile.TemporaryDirectory() as tmp: |
| output_path = os.path.join(tmp, os.path.basename(input_path)) + '.dump' |
| run_header_abi_dumper_on_file(input_path, output_path, |
| export_include_dirs, cflags) |
| with open(output_path, 'r') as f: |
| if remove_absolute_paths: |
| return read_output_content(output_path, AOSP_DIR) |
| else: |
| return f.read() |
| |
| def run_header_abi_dumper_on_file(input_path, output_path, |
| export_include_dirs = [], cflags =[]): |
| input_name, input_ext = os.path.splitext(input_path) |
| cmd = ['header-abi-dumper', '-o', output_path, input_path,] |
| for dir in export_include_dirs: |
| cmd += ['-I', dir] |
| cmd += ['--'] |
| cmd += cflags |
| if input_ext == '.cpp' or input_ext == '.cc' or input_ext == '.h': |
| cmd += DEFAULT_CPPFLAGS |
| else: |
| cmd += DEFAULT_CFLAGS |
| |
| for dir in BUILTIN_HEADERS_DIR: |
| cmd += ['-isystem', dir] |
| # export includes imply local includes |
| for dir in export_include_dirs: |
| cmd += ['-I', dir] |
| subprocess.check_call(cmd) |
| |
| def run_header_abi_linker(output_path, inputs, version_script, api, arch): |
| """Link inputs, taking version_script into account""" |
| with tempfile.TemporaryDirectory() as tmp: |
| cmd = ['header-abi-linker', '-o', output_path, '-v', version_script, |
| '-api', api, '-arch', arch] |
| cmd += inputs |
| subprocess.check_call(cmd) |
| with open(output_path, 'r') as f: |
| return read_output_content(output_path, AOSP_DIR) |
| |
| def make_library(lib_name): |
| # Create reference dumps for integration tests |
| make_cmd = ['make', '-j', lib_name] |
| subprocess.check_call(make_cmd, cwd=AOSP_DIR) |
| |
| def find_lib_lsdumps(target_arch, target_arch_variant, |
| target_cpu_variant, soong_dir): |
| """ Find the lsdump corresponding to lib_name for the given arch parameters |
| if it exists""" |
| assert 'ANDROID_PRODUCT_OUT' in os.environ |
| cpu_variant = '_' + target_cpu_variant |
| arch_variant = '_' + target_arch_variant |
| lsdump_paths = [] |
| if target_cpu_variant == 'generic' or target_cpu_variant is None or\ |
| target_cpu_variant == '': |
| cpu_variant = '' |
| if target_arch_variant == target_arch or target_arch_variant is None or\ |
| target_arch_variant == '': |
| arch_variant = '' |
| |
| target_dir = 'android_' + target_arch + arch_variant +\ |
| cpu_variant + '_vendor_shared' |
| for base, dirnames, filenames in os.walk(soong_dir): |
| for filename in filenames: |
| name, ext = os.path.splitext(filename) |
| sofile, soext = os.path.splitext(name) |
| if ext == SOURCE_ABI_DUMP_EXT_END and soext == SO_EXT : |
| path = os.path.join(base, filename) |
| if target_dir in os.path.dirname(path): |
| lsdump_paths.append(path) |
| return lsdump_paths |
| |
| def run_abi_diff(old_test_dump_path, new_test_dump_path, arch, lib_name, |
| flags=[]): |
| abi_diff_cmd = ['header-abi-diff', '-new', new_test_dump_path, '-old', |
| old_test_dump_path, '-arch', arch, '-lib', lib_name] |
| with tempfile.TemporaryDirectory() as tmp: |
| output_name = os.path.join(tmp, lib_name) + '.abidiff' |
| abi_diff_cmd += ['-o', output_name] |
| abi_diff_cmd += flags |
| try: |
| subprocess.check_call(abi_diff_cmd) |
| except subprocess.CalledProcessError as err: |
| return err.returncode |
| |
| return 0 |
| |
| |
| def get_build_var(name): |
| """Get build system variable for the launched target.""" |
| if 'ANDROID_PRODUCT_OUT' not in os.environ: |
| return None |
| |
| cmd = ['build/soong/soong_ui.bash', '--dumpvar-mode', name] |
| |
| proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, |
| stderr=subprocess.PIPE, cwd=AOSP_DIR) |
| out, err = proc.communicate() |
| return out.decode('utf-8').strip() |