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 import sys
   8 import difflib
   9
  10 exceptions = [
  11     'BUILD_DIRECTORY', 'SELFTEST_PREFIX', 'defines',
  12     'CROSS_COMPILE', 'CROSS_ANSWERS', 'CROSS_EXECUTE',
  13     'LIBSOCKET_WRAPPER_SO_PATH',
  14     'LIBNSS_WRAPPER_SO_PATH',
  15     'LIBUID_WRAPPER_SO_PATH',
  16     'LIBRESOLV_WRAPPER_SO_PATH',
  17 ]
  18
  19 base_lines = list()
  20 base_fname = ''
  21
  22 found_diff = False
  23
  24 for fname in sys.argv[1:]:
  25     lines = list()
  26     f = open(fname, 'r')
  27     for line in f:
  28         if len(line.split('=', 1)) == 2:
  29             key = line.split('=', 1)[0].strip()
  30             if key in exceptions:
  31                 continue
  32         lines.append(line)
  33     f.close()
  34     if base_fname:
  35         diff = list(difflib.unified_diff(base_lines,lines,base_fname,fname))
  36         if diff:
  37             print 'configuration files %s and %s do not match' % (base_fname, fname)
  38             for l in diff:
  39                 sys.stdout.write(l)
  40             found_diff = True
  41     else:
  42         base_fname = fname
  43         base_lines = lines
  44
  45 if found_diff:
  46     sys.exit(1)