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