/[pcre]/code/trunk/pcre_compile.c
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revision 298 by ph10, Thu Jan 10 17:09:12 2008 UTC revision 300 by ph10, Mon Jan 14 19:43:19 2008 UTC
# Line 2376  uschar classbits[32]; Line 2376  uschar classbits[32];
2376  BOOL class_utf8;  BOOL class_utf8;
2377  BOOL utf8 = (options & PCRE_UTF8) != 0;  BOOL utf8 = (options & PCRE_UTF8) != 0;
2378  uschar *class_utf8data;  uschar *class_utf8data;
2379    uschar *class_utf8data_base;
2380  uschar utf8_char[6];  uschar utf8_char[6];
2381  #else  #else
2382  BOOL utf8 = FALSE;  BOOL utf8 = FALSE;
# Line 2687  for (;; ptr++) Line 2688  for (;; ptr++)
2688  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF8
2689      class_utf8 = FALSE;                       /* No chars >= 256 */      class_utf8 = FALSE;                       /* No chars >= 256 */
2690      class_utf8data = code + LINK_SIZE + 2;    /* For UTF-8 items */      class_utf8data = code + LINK_SIZE + 2;    /* For UTF-8 items */
2691        class_utf8data_base = class_utf8data;     /* For resetting in pass 1 */
2692  #endif  #endif
2693    
2694      /* Process characters until ] is reached. By writing this as a "do" it      /* Process characters until ] is reached. By writing this as a "do" it
# Line 2702  for (;; ptr++) Line 2704  for (;; ptr++)
2704          {                           /* Braces are required because the */          {                           /* Braces are required because the */
2705          GETCHARLEN(c, ptr, ptr);    /* macro generates multiple statements */          GETCHARLEN(c, ptr, ptr);    /* macro generates multiple statements */
2706          }          }
2707    
2708          /* In the pre-compile phase, accumulate the length of any UTF-8 extra
2709          data and reset the pointer. This is so that very large classes that
2710          contain a zillion UTF-8 characters no longer overwrite the work space
2711          (which is on the stack). */
2712    
2713          if (lengthptr != NULL)
2714            {
2715            *lengthptr += class_utf8data - class_utf8data_base;
2716            class_utf8data = class_utf8data_base;
2717            }
2718    
2719  #endif  #endif
2720    
2721        /* Inside \Q...\E everything is literal except \E */        /* Inside \Q...\E everything is literal except \E */
# Line 5807  to fill in forward references to subpatt Line 5821  to fill in forward references to subpatt
5821    
5822  uschar cworkspace[COMPILE_WORK_SIZE];  uschar cworkspace[COMPILE_WORK_SIZE];
5823    
   
5824  /* Set this early so that early errors get offset 0. */  /* Set this early so that early errors get offset 0. */
5825    
5826  ptr = (const uschar *)pattern;  ptr = (const uschar *)pattern;
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