forked from OSchip/llvm-project
116 lines
4.1 KiB
Python
Executable File
116 lines
4.1 KiB
Python
Executable File
#!/usr/bin/env python
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import commands
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import optparse
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import os
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import os.path
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import re
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import sys
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def extract_exe_symbol_names(arch, exe_path, match_str):
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command = 'dsymutil --arch %s -s "%s" | grep "%s" | colrm 1 69' % (
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arch, exe_path, match_str)
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(command_exit_status, command_output) = commands.getstatusoutput(command)
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if command_exit_status == 0:
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if command_output:
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return command_output[0:-1].split("'\n")
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else:
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print('error: command returned no output')
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else:
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print('error: command failed with exit status %i\n command: %s' % (command_exit_status, command))
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return list()
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def verify_api(all_args):
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'''Verify the API in the specified library is valid given one or more binaries.'''
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usage = "usage: verify_api --library <path> [ --library <path> ...] executable1 [executable2 ...]"
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description = '''Verify the API in the specified library is valid given one or more binaries.
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Example:
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verify_api.py --library ~/Documents/src/lldb/build/Debug/LLDB.framework/LLDB --arch x86_64 /Applications/Xcode.app/Contents/PlugIns/DebuggerLLDB.ideplugin/Contents/MacOS/DebuggerLLDB --api-regex lldb
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'''
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parser = optparse.OptionParser(
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description=description,
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prog='verify_api',
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usage=usage)
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parser.add_option(
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'-v',
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'--verbose',
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action='store_true',
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dest='verbose',
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help='display verbose debug info',
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default=False)
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parser.add_option(
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'-a',
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'--arch',
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type='string',
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action='append',
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dest='archs',
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help='architecure to use when checking the api')
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parser.add_option(
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'-r',
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'--api-regex',
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type='string',
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dest='api_regex_str',
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help='Exclude any undefined symbols that do not match this regular expression when searching for missing APIs.')
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parser.add_option(
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'-l',
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'--library',
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type='string',
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action='append',
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dest='libraries',
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help='Specify one or more libraries that will contain all needed APIs for the executables.')
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(options, args) = parser.parse_args(all_args)
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api_external_symbols = list()
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if options.archs:
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for arch in options.archs:
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for library in options.libraries:
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external_symbols = extract_exe_symbol_names(
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arch, library, "( SECT EXT)")
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if external_symbols:
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for external_symbol in external_symbols:
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api_external_symbols.append(external_symbol)
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else:
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sys.exit(1)
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else:
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print('error: must specify one or more architectures with the --arch option')
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sys.exit(4)
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if options.verbose:
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print("API symbols:")
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for (i, external_symbol) in enumerate(api_external_symbols):
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print("[%u] %s" % (i, external_symbol))
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api_regex = None
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if options.api_regex_str:
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api_regex = re.compile(options.api_regex_str)
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for arch in options.archs:
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for exe_path in args:
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print('Verifying (%s) "%s"...' % (arch, exe_path))
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exe_errors = 0
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undefined_symbols = extract_exe_symbol_names(
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arch, exe_path, "( UNDF EXT)")
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for undefined_symbol in undefined_symbols:
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if api_regex:
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match = api_regex.search(undefined_symbol)
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if not match:
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if options.verbose:
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print('ignoring symbol: %s' % (undefined_symbol))
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continue
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if undefined_symbol in api_external_symbols:
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if options.verbose:
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print('verified symbol: %s' % (undefined_symbol))
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else:
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print('missing symbol: %s' % (undefined_symbol))
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exe_errors += 1
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if exe_errors:
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print('error: missing %u API symbols from %s' % (exe_errors, options.libraries))
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else:
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print('success')
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if __name__ == '__main__':
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verify_api(sys.argv[1:])
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