/[pcre]/code/trunk/pcre_exec.c
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revision 380 by ph10, Mon Aug 25 18:28:05 2008 UTC revision 381 by ph10, Tue Mar 3 16:08:23 2009 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) 1997-2008 University of Cambridge             Copyright (c) 1997-2009 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 787  for (;;) Line 787  for (;;)
787    
788      case OP_COND:      case OP_COND:
789      case OP_SCOND:      case OP_SCOND:
790        /* Because of the way auto-callout works during compile, a callout item is
791        inserted between OP_COND and an assertion condition. */
792    
793        if (ecode[LINK_SIZE+1] == OP_CALLOUT)
794          {
795          if (pcre_callout != NULL)
796            {
797            pcre_callout_block cb;
798            cb.version          = 1;   /* Version 1 of the callout block */
799            cb.callout_number   = ecode[LINK_SIZE+2];
800            cb.offset_vector    = md->offset_vector;
801            cb.subject          = (PCRE_SPTR)md->start_subject;
802            cb.subject_length   = md->end_subject - md->start_subject;
803            cb.start_match      = mstart - md->start_subject;
804            cb.current_position = eptr - md->start_subject;
805            cb.pattern_position = GET(ecode, LINK_SIZE + 3);
806            cb.next_item_length = GET(ecode, 3 + 2*LINK_SIZE);
807            cb.capture_top      = offset_top/2;
808            cb.capture_last     = md->capture_last;
809            cb.callout_data     = md->callout_data;
810            if ((rrc = (*pcre_callout)(&cb)) > 0) RRETURN(MATCH_NOMATCH);
811            if (rrc < 0) RRETURN(rrc);
812            }
813          ecode += _pcre_OP_lengths[OP_CALLOUT];
814          }
815    
816        /* Now see what the actual condition is */
817    
818      if (ecode[LINK_SIZE+1] == OP_RREF)         /* Recursion test */      if (ecode[LINK_SIZE+1] == OP_RREF)         /* Recursion test */
819        {        {
820        offset = GET2(ecode, LINK_SIZE + 2);     /* Recursion group number*/        offset = GET2(ecode, LINK_SIZE + 2);     /* Recursion group number*/
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