/[pcre]/code/trunk/pcreposix.c
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revision 286 by ph10, Mon Dec 17 14:46:11 2007 UTC revision 332 by ph10, Sat Apr 5 16:11:05 2008 UTC
# Line 6  Line 6 
6  and semantics are as close as possible to those of the Perl 5 language.  and semantics are as close as possible to those of the Perl 5 language.
7    
8                         Written by Philip Hazel                         Written by Philip Hazel
9             Copyright (c) 1997-2007 University of Cambridge             Copyright (c) 1997-2008 University of Cambridge
10    
11  -----------------------------------------------------------------------------  -----------------------------------------------------------------------------
12  Redistribution and use in source and binary forms, with or without  Redistribution and use in source and binary forms, with or without
# Line 263  PCREPOSIX_EXP_DEFN int Line 263  PCREPOSIX_EXP_DEFN int
263  regexec(const regex_t *preg, const char *string, size_t nmatch,  regexec(const regex_t *preg, const char *string, size_t nmatch,
264    regmatch_t pmatch[], int eflags)    regmatch_t pmatch[], int eflags)
265  {  {
266  int rc;  int rc, so, eo;
267  int options = 0;  int options = 0;
268  int *ovector = NULL;  int *ovector = NULL;
269  int small_ovector[POSIX_MALLOC_THRESHOLD * 3];  int small_ovector[POSIX_MALLOC_THRESHOLD * 3];
# Line 296  else if (nmatch > 0) Line 296  else if (nmatch > 0)
296      }      }
297    }    }
298    
299  rc = pcre_exec((const pcre *)preg->re_pcre, NULL, string, (int)strlen(string),  /* REG_STARTEND is a BSD extension, to allow for non-NUL-terminated strings.
300    The man page from OS X says "REG_STARTEND affects only the location of the
301    string, not how it is matched". That is why the "so" value is used to bump the
302    start location rather than being passed as a PCRE "starting offset". */
303    
304    if ((eflags & REG_STARTEND) != 0)
305      {
306      so = pmatch[0].rm_so;
307      eo = pmatch[0].rm_eo;
308      }
309    else
310      {
311      so = 0;
312      eo = strlen(string);
313      }
314    
315    rc = pcre_exec((const pcre *)preg->re_pcre, NULL, string + so, (eo - so),
316    0, options, ovector, nmatch * 3);    0, options, ovector, nmatch * 3);
317    
318  if (rc == 0) rc = nmatch;    /* All captured slots were filled in */  if (rc == 0) rc = nmatch;    /* All captured slots were filled in */

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