diff options
Diffstat (limited to 'contrib/devtools/symbol-check.py')
| -rwxr-xr-x | contrib/devtools/symbol-check.py | 63 |
1 files changed, 32 insertions, 31 deletions
diff --git a/contrib/devtools/symbol-check.py b/contrib/devtools/symbol-check.py index 4ad5136f79..e26c0fbb94 100755 --- a/contrib/devtools/symbol-check.py +++ b/contrib/devtools/symbol-check.py @@ -11,7 +11,7 @@ Example usage: find ../gitian-builder/build -type f -executable | xargs python contrib/devtools/symbol-check.py ''' -from __future__ import division, print_function +from __future__ import division, print_function, unicode_literals import subprocess import re import sys @@ -47,28 +47,28 @@ MAX_VERSIONS = { # Ignore symbols that are exported as part of every executable IGNORE_EXPORTS = { -'_edata', '_end', '_init', '__bss_start', '_fini', '_IO_stdin_used' +b'_edata', b'_end', b'_init', b'__bss_start', b'_fini', b'_IO_stdin_used' } READELF_CMD = os.getenv('READELF', '/usr/bin/readelf') CPPFILT_CMD = os.getenv('CPPFILT', '/usr/bin/c++filt') # Allowed NEEDED libraries ALLOWED_LIBRARIES = { # bitcoind and bitcoin-qt -'libgcc_s.so.1', # GCC base support -'libc.so.6', # C library -'libpthread.so.0', # threading -'libanl.so.1', # DNS resolve -'libm.so.6', # math library -'librt.so.1', # real-time (clock) -'ld-linux-x86-64.so.2', # 64-bit dynamic linker -'ld-linux.so.2', # 32-bit dynamic linker +b'libgcc_s.so.1', # GCC base support +b'libc.so.6', # C library +b'libpthread.so.0', # threading +b'libanl.so.1', # DNS resolve +b'libm.so.6', # math library +b'librt.so.1', # real-time (clock) +b'ld-linux-x86-64.so.2', # 64-bit dynamic linker +b'ld-linux.so.2', # 32-bit dynamic linker # bitcoin-qt only -'libX11-xcb.so.1', # part of X11 -'libX11.so.6', # part of X11 -'libxcb.so.1', # part of X11 -'libfontconfig.so.1', # font support -'libfreetype.so.6', # font parsing -'libdl.so.2' # programming interface to dynamic linker +b'libX11-xcb.so.1', # part of X11 +b'libX11.so.6', # part of X11 +b'libxcb.so.1', # part of X11 +b'libfontconfig.so.1', # font support +b'libfreetype.so.6', # font parsing +b'libdl.so.2' # programming interface to dynamic linker } class CPPFilt(object): @@ -81,7 +81,8 @@ class CPPFilt(object): self.proc = subprocess.Popen(CPPFILT_CMD, stdin=subprocess.PIPE, stdout=subprocess.PIPE) def __call__(self, mangled): - self.proc.stdin.write(mangled + '\n') + self.proc.stdin.write(mangled + b'\n') + self.proc.stdin.flush() return self.proc.stdout.readline().rstrip() def close(self): @@ -99,24 +100,24 @@ def read_symbols(executable, imports=True): if p.returncode: raise IOError('Could not read symbols for %s: %s' % (executable, stderr.strip())) syms = [] - for line in stdout.split('\n'): + for line in stdout.split(b'\n'): line = line.split() - if len(line)>7 and re.match('[0-9]+:$', line[0]): - (sym, _, version) = line[7].partition('@') - is_import = line[6] == 'UND' - if version.startswith('@'): + if len(line)>7 and re.match(b'[0-9]+:$', line[0]): + (sym, _, version) = line[7].partition(b'@') + is_import = line[6] == b'UND' + if version.startswith(b'@'): version = version[1:] if is_import == imports: syms.append((sym, version)) return syms def check_version(max_versions, version): - if '_' in version: - (lib, _, ver) = version.rpartition('_') + if b'_' in version: + (lib, _, ver) = version.rpartition(b'_') else: lib = version ver = '0' - ver = tuple([int(x) for x in ver.split('.')]) + ver = tuple([int(x) for x in ver.split(b'.')]) if not lib in max_versions: return False return ver <= max_versions[lib] @@ -127,10 +128,10 @@ def read_libraries(filename): if p.returncode: raise IOError('Error opening file') libraries = [] - for line in stdout.split('\n'): + for line in stdout.split(b'\n'): tokens = line.split() - if len(tokens)>2 and tokens[1] == '(NEEDED)': - match = re.match('^Shared library: \[(.*)\]$', ' '.join(tokens[2:])) + if len(tokens)>2 and tokens[1] == b'(NEEDED)': + match = re.match(b'^Shared library: \[(.*)\]$', b' '.join(tokens[2:])) if match: libraries.append(match.group(1)) else: @@ -144,18 +145,18 @@ if __name__ == '__main__': # Check imported symbols for sym,version in read_symbols(filename, True): if version and not check_version(MAX_VERSIONS, version): - print('%s: symbol %s from unsupported version %s' % (filename, cppfilt(sym), version)) + print('%s: symbol %s from unsupported version %s' % (filename, cppfilt(sym).decode('utf-8'), version.decode('utf-8'))) retval = 1 # Check exported symbols for sym,version in read_symbols(filename, False): if sym in IGNORE_EXPORTS: continue - print('%s: export of symbol %s not allowed' % (filename, cppfilt(sym))) + print('%s: export of symbol %s not allowed' % (filename, cppfilt(sym).decode('utf-8'))) retval = 1 # Check dependency libraries for library_name in read_libraries(filename): if library_name not in ALLOWED_LIBRARIES: - print('%s: NEEDED library %s is not allowed' % (filename, library_name)) + print('%s: NEEDED library %s is not allowed' % (filename, library_name.decode('utf-8'))) retval = 1 exit(retval) |