/[pcre]/code/trunk/pcre.c
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revision 26 by nigel, Sat Feb 24 21:38:45 2007 UTC revision 27 by nigel, Sat Feb 24 21:38:49 2007 UTC
# Line 9  the file Tech.Notes for some information Line 9  the file Tech.Notes for some information
9    
10  Written by: Philip Hazel <ph10@cam.ac.uk>  Written by: Philip Hazel <ph10@cam.ac.uk>
11    
12             Copyright (c) 1998 University of Cambridge             Copyright (c) 1997-1999 University of Cambridge
13    
14  -----------------------------------------------------------------------------  -----------------------------------------------------------------------------
15  Permission is granted to anyone to use this software for any purpose on any  Permission is granted to anyone to use this software for any purpose on any
# Line 4033  in the pattern. */ Line 4033  in the pattern. */
4033  resetcount = 2 + re->top_bracket * 2;  resetcount = 2 + re->top_bracket * 2;
4034  if (resetcount > offsetcount) resetcount = ocount;  if (resetcount > offsetcount) resetcount = ocount;
4035    
4036    /* Reset the working variable associated with each extraction. These should
4037    never be used unless previously set, but they get saved and restored, and so we
4038    initialize them to avoid reading uninitialized locations. */
4039    
4040    if (match_block.offset_vector != NULL)
4041      {
4042      register int *iptr = match_block.offset_vector + ocount;
4043      register int *iend = iptr - resetcount/2 + 1;
4044      while (--iptr >= iend) *iptr = -1;
4045      }
4046    
4047  /* Set up the first character to match, if available. The first_char value is  /* Set up the first character to match, if available. The first_char value is
4048  never set for an anchored regular expression, but the anchoring may be forced  never set for an anchored regular expression, but the anchoring may be forced
4049  at run time, so we have to test for anchoring. The first char may be unset for  at run time, so we have to test for anchoring. The first char may be unset for
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