w32tex
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  Fossies Dox: w32tex-src.tar.xz  ("unofficial" and yet experimental doxygen-generated source code documentation)  

check-static-inits.py
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1 #!/usr/bin/env python3
2 
3 import sys, os, shutil, subprocess, glob, re
4 
5 builddir = os.getenv ('builddir', os.path.dirname (__file__))
6 libs = os.getenv ('libs', '.libs')
7 
8 objdump = shutil.which ('objdump')
9 if not objdump:
10  print ('check-static-inits.py: \'ldd\' not found; skipping test')
11  sys.exit (77)
12 
13 if sys.version_info < (3, 5):
14  print ('check-static-inits.py: needs python 3.5 for recursive support in glob')
15  sys.exit (77)
16 
17 OBJS = glob.glob (os.path.join (builddir, libs, '**', '*.o'), recursive=True)
18 if not OBJS:
19  print ('check-static-inits.py: object files not found; skipping test')
20  sys.exit (77)
21 
22 stat = 0
23 
24 for obj in OBJS:
25  result = subprocess.check_output ([objdump, '-t', obj]).decode ('utf-8')
26 
27  # Checking that no object file has static initializers
28  for l in re.findall (r'^.*\.[cd]tors.*$', result, re.MULTILINE):
29  if not re.match (r'.*\b0+\b', l):
30  print ('Ouch, %s has static initializers/finalizers' % obj)
31  stat = 1
32 
33  # Checking that no object file has lazy static C++ constructors/destructors or other such stuff
34  if ('__cxa_' in result) and ('__ubsan_handle' not in result):
35  print ('Ouch, %s has lazy static C++ constructors/destructors or other such stuff' % obj)
36  stat = 1
37 
38 sys.exit (stat)