/[pcre]/code/trunk/pcre_exec.c
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revision 531 by ph10, Tue Jun 1 13:53:26 2010 UTC revision 545 by ph10, Wed Jun 16 10:51:15 2010 UTC
# Line 295  argument of match(), which never changes Line 295  argument of match(), which never changes
295  #define RMATCH(ra,rb,rc,rd,re,rf,rg,rw)\  #define RMATCH(ra,rb,rc,rd,re,rf,rg,rw)\
296    {\    {\
297    heapframe *newframe = (pcre_stack_malloc)(sizeof(heapframe));\    heapframe *newframe = (pcre_stack_malloc)(sizeof(heapframe));\
298    if (heapframe == NULL) RRETURN(PCRE_ERROR_NOMEMORY);\    if (newframe == NULL) RRETURN(PCRE_ERROR_NOMEMORY);\
299    frame->Xwhere = rw; \    frame->Xwhere = rw; \
300    newframe->Xeptr = ra;\    newframe->Xeptr = ra;\
301    newframe->Xecode = rb;\    newframe->Xecode = rb;\
# Line 5959  for(;;) Line 5959  for(;;)
5959        while (start_match < end_subject)        while (start_match < end_subject)
5960          {          {
5961          register unsigned int c = *start_match;          register unsigned int c = *start_match;
5962          if ((start_bits[c/8] & (1 << (c&7))) == 0) start_match++;          if ((start_bits[c/8] & (1 << (c&7))) == 0)
5963            else break;            {
5964              start_match++;
5965    #ifdef SUPPORT_UTF8
5966              if (utf8)
5967                while(start_match < end_subject && (*start_match & 0xc0) == 0x80)
5968                  start_match++;
5969    #endif
5970              }
5971            else break;
5972          }          }
5973        }        }
5974      }   /* Starting optimizations */      }   /* Starting optimizations */
# Line 6061  for(;;) Line 6069  for(;;)
6069    
6070    switch(rc)    switch(rc)
6071      {      {
6072      /* NOMATCH and PRUNE advance by one character. If MATCH_SKIP_ARG reaches      /* SKIP passes back the next starting point explicitly, but if it is the
6073      this level it means that a MARK that matched the SKIP's arg was not found.      same as the match we have just done, treat it as NOMATCH. */
6074      We treat this as NOMATCH. THEN at this level acts exactly like PRUNE. */  
6075        case MATCH_SKIP:
6076        if (md->start_match_ptr != start_match)
6077          {
6078          new_start_match = md->start_match_ptr;
6079          break;
6080          }
6081        /* Fall through */
6082    
6083        /* If MATCH_SKIP_ARG reaches this level it means that a MARK that matched
6084        the SKIP's arg was not found. We also treat this as NOMATCH. */
6085    
6086        case MATCH_SKIP_ARG:
6087        /* Fall through */
6088    
6089        /* NOMATCH and PRUNE advance by one character. THEN at this level acts
6090        exactly like PRUNE. */
6091    
6092      case MATCH_NOMATCH:      case MATCH_NOMATCH:
6093      case MATCH_PRUNE:      case MATCH_PRUNE:
     case MATCH_SKIP_ARG:  
6094      case MATCH_THEN:      case MATCH_THEN:
6095      new_start_match = start_match + 1;      new_start_match = start_match + 1;
6096  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF8
# Line 6077  for(;;) Line 6100  for(;;)
6100  #endif  #endif
6101      break;      break;
6102    
     /* SKIP passes back the next starting point explicitly. */  
   
     case MATCH_SKIP:  
     new_start_match = md->start_match_ptr;  
     break;  
   
6103      /* COMMIT disables the bumpalong, but otherwise behaves as NOMATCH. */      /* COMMIT disables the bumpalong, but otherwise behaves as NOMATCH. */
6104    
6105      case MATCH_COMMIT:      case MATCH_COMMIT:

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