usr/src/tools/onbld/Checks/WsCheck.py

   1 #! /usr/bin/python
   2 #
   3 # This file and its contents are supplied under the terms of the
   4 # Common Development and Distribution License ("CDDL"), version 1.0.
   5 # You may only use this file in accordance with the terms of version
   6 # 1.0 of the CDDL.
   7 #
   8 # A full copy of the text of the CDDL should have accompanied this
   9 # source.  A copy of the CDDL is also available via the Internet at
  10 # http://www.illumos.org/license/CDDL.
  11 #
  12
  13 #
  14 # Copyright 2018 Gordon Ross <gordon.w.ross@gmail.com>
  15 #
  16
  17 #
  18 # Check file for whitespace issues
  19 # (space tab, trailing space)
  20 #
  21
  22
  23 import time, re, sys
  24
  25 stMsg = 'space tab sequences'
  26 twsMsg = 'has trailing spaces'
  27
  28 def err(stream, fname, lineno, msg):
  29         stream.write("%s:%d: %s\n" % (fname, lineno, msg))
  30
  31 def wscheck(fh, output=sys.stderr):
  32         lineno = 1
  33         ret = 0
  34
  35         fname = fh.name
  36
  37         for line in fh:
  38                 if re.search(r' \t', line):
  39                         err(output, fname, lineno, stMsg);
  40                         ret = 1
  41                 if re.search(r'[ \t]$', line):
  42                         err(output, fname, lineno, twsMsg);
  43                         ret = 1
  44                 lineno += 1
  45
  46         return ret