script/compare_cc_results.py

   1 #!/usr/bin/env python
   2
   3 #
   4 # Compare the results of native and cross-compiled configure tests
   5 #
   6
   7 from __future__ import print_function
   8 import sys
   9 import difflib
  10
  11 exceptions = [
  12     'BUILD_DIRECTORY', 'SELFTEST_PREFIX', 'defines',
  13     'CROSS_COMPILE', 'CROSS_ANSWERS', 'CROSS_EXECUTE',
  14     'LIBSOCKET_WRAPPER_SO_PATH',
  15     'LIBNSS_WRAPPER_SO_PATH',
  16     'LIBPAM_WRAPPER_SO_PATH',
  17     'LIBUID_WRAPPER_SO_PATH',
  18     'LIBRESOLV_WRAPPER_SO_PATH',
  19 ]
  20
  21 base_lines = list()
  22 base_fname = ''
  23
  24 found_diff = False
  25
  26 for fname in sys.argv[1:]:
  27     lines = list()
  28     f = open(fname, 'r')
  29     for line in f:
  30         if len(line.split('=', 1)) == 2:
  31             key = line.split('=', 1)[0].strip()
  32             if key in exceptions:
  33                 continue
  34         lines.append(line)
  35     f.close()
  36     if base_fname:
  37         diff = list(difflib.unified_diff(base_lines,lines,base_fname,fname))
  38         if diff:
  39             print('configuration files %s and %s do not match' % (base_fname, fname))
  40             for l in diff:
  41                 sys.stdout.write(l)
  42             found_diff = True
  43     else:
  44         base_fname = fname
  45         base_lines = lines
  46
  47 if found_diff:
  48     sys.exit(1)