/[pcre]/code/trunk/pcre_dfa_exec.c
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revision 680 by ph10, Tue Sep 6 09:15:54 2011 UTC revision 1055 by chpe, Tue Oct 16 15:53:30 2012 UTC
# Line 7  and semantics are as close as possible t Line 7  and semantics are as close as possible t
7  below for why this module is different).  below for why this module is different).
8    
9                         Written by Philip Hazel                         Written by Philip Hazel
10             Copyright (c) 1997-2011 University of Cambridge             Copyright (c) 1997-2012 University of Cambridge
11    
12  -----------------------------------------------------------------------------  -----------------------------------------------------------------------------
13  Redistribution and use in source and binary forms, with or without  Redistribution and use in source and binary forms, with or without
# Line 38  POSSIBILITY OF SUCH DAMAGE. Line 38  POSSIBILITY OF SUCH DAMAGE.
38  -----------------------------------------------------------------------------  -----------------------------------------------------------------------------
39  */  */
40    
   
41  /* This module contains the external function pcre_dfa_exec(), which is an  /* This module contains the external function pcre_dfa_exec(), which is an
42  alternative matching function that uses a sort of DFA algorithm (not a true  alternative matching function that uses a sort of DFA algorithm (not a true
43  FSM). This is NOT Perl- compatible, but it has advantages in certain  FSM). This is NOT Perl-compatible, but it has advantages in certain
44  applications. */  applications. */
45    
46    
# Line 113  small value. Non-zero values in the tabl Line 112  small value. Non-zero values in the tabl
112  the character is to be found. ***NOTE*** If the start of this table is  the character is to be found. ***NOTE*** If the start of this table is
113  modified, the three tables that follow must also be modified. */  modified, the three tables that follow must also be modified. */
114    
115  static const uschar coptable[] = {  static const pcre_uint8 coptable[] = {
116    0,                             /* End                                    */    0,                             /* End                                    */
117    0, 0, 0, 0, 0,                 /* \A, \G, \K, \B, \b                     */    0, 0, 0, 0, 0,                 /* \A, \G, \K, \B, \b                     */
118    0, 0, 0, 0, 0, 0,              /* \D, \d, \S, \s, \W, \w                 */    0, 0, 0, 0, 0, 0,              /* \D, \d, \S, \s, \W, \w                 */
# Line 128  static const uschar coptable[] = { Line 127  static const uschar coptable[] = {
127    1,                             /* noti                                   */    1,                             /* noti                                   */
128    /* Positive single-char repeats                                          */    /* Positive single-char repeats                                          */
129    1, 1, 1, 1, 1, 1,              /* *, *?, +, +?, ?, ??                    */    1, 1, 1, 1, 1, 1,              /* *, *?, +, +?, ?, ??                    */
130    3, 3, 3,                       /* upto, minupto, exact                   */    1+IMM2_SIZE, 1+IMM2_SIZE,      /* upto, minupto                          */
131    1, 1, 1, 3,                    /* *+, ++, ?+, upto+                      */    1+IMM2_SIZE,                   /* exact                                  */
132      1, 1, 1, 1+IMM2_SIZE,          /* *+, ++, ?+, upto+                      */
133    1, 1, 1, 1, 1, 1,              /* *I, *?I, +I, +?I, ?I, ??I              */    1, 1, 1, 1, 1, 1,              /* *I, *?I, +I, +?I, ?I, ??I              */
134    3, 3, 3,                       /* upto I, minupto I, exact I             */    1+IMM2_SIZE, 1+IMM2_SIZE,      /* upto I, minupto I                      */
135    1, 1, 1, 3,                    /* *+I, ++I, ?+I, upto+I                  */    1+IMM2_SIZE,                   /* exact I                                */
136      1, 1, 1, 1+IMM2_SIZE,          /* *+I, ++I, ?+I, upto+I                  */
137    /* Negative single-char repeats - only for chars < 256                   */    /* Negative single-char repeats - only for chars < 256                   */
138    1, 1, 1, 1, 1, 1,              /* NOT *, *?, +, +?, ?, ??                */    1, 1, 1, 1, 1, 1,              /* NOT *, *?, +, +?, ?, ??                */
139    3, 3, 3,                       /* NOT upto, minupto, exact               */    1+IMM2_SIZE, 1+IMM2_SIZE,      /* NOT upto, minupto                      */
140    1, 1, 1, 3,                    /* NOT *+, ++, ?+, upto+                  */    1+IMM2_SIZE,                   /* NOT exact                              */
141      1, 1, 1, 1+IMM2_SIZE,          /* NOT *+, ++, ?+, upto+                  */
142    1, 1, 1, 1, 1, 1,              /* NOT *I, *?I, +I, +?I, ?I, ??I          */    1, 1, 1, 1, 1, 1,              /* NOT *I, *?I, +I, +?I, ?I, ??I          */
143    3, 3, 3,                       /* NOT upto I, minupto I, exact I         */    1+IMM2_SIZE, 1+IMM2_SIZE,      /* NOT upto I, minupto I                  */
144    1, 1, 1, 3,                    /* NOT *+I, ++I, ?+I, upto+I              */    1+IMM2_SIZE,                   /* NOT exact I                            */
145      1, 1, 1, 1+IMM2_SIZE,          /* NOT *+I, ++I, ?+I, upto+I              */
146    /* Positive type repeats                                                 */    /* Positive type repeats                                                 */
147    1, 1, 1, 1, 1, 1,              /* Type *, *?, +, +?, ?, ??               */    1, 1, 1, 1, 1, 1,              /* Type *, *?, +, +?, ?, ??               */
148    3, 3, 3,                       /* Type upto, minupto, exact              */    1+IMM2_SIZE, 1+IMM2_SIZE,      /* Type upto, minupto                     */
149    1, 1, 1, 3,                    /* Type *+, ++, ?+, upto+                 */    1+IMM2_SIZE,                   /* Type exact                             */
150      1, 1, 1, 1+IMM2_SIZE,          /* Type *+, ++, ?+, upto+                 */
151    /* Character class & ref repeats                                         */    /* Character class & ref repeats                                         */
152    0, 0, 0, 0, 0, 0,              /* *, *?, +, +?, ?, ??                    */    0, 0, 0, 0, 0, 0,              /* *, *?, +, +?, ?, ??                    */
153    0, 0,                          /* CRRANGE, CRMINRANGE                    */    0, 0,                          /* CRRANGE, CRMINRANGE                    */
# Line 164  static const uschar coptable[] = { Line 168  static const uschar coptable[] = {
168    0,                             /* Assert not                             */    0,                             /* Assert not                             */
169    0,                             /* Assert behind                          */    0,                             /* Assert behind                          */
170    0,                             /* Assert behind not                      */    0,                             /* Assert behind not                      */
171    0, 0, 0, 0, 0, 0,              /* ONCE, BRA, BRAPOS, CBRA, CBRAPOS, COND */    0, 0,                          /* ONCE, ONCE_NC                          */
172      0, 0, 0, 0, 0,                 /* BRA, BRAPOS, CBRA, CBRAPOS, COND       */
173    0, 0, 0, 0, 0,                 /* SBRA, SBRAPOS, SCBRA, SCBRAPOS, SCOND  */    0, 0, 0, 0, 0,                 /* SBRA, SBRAPOS, SCBRA, SCBRAPOS, SCOND  */
174    0, 0,                          /* CREF, NCREF                            */    0, 0,                          /* CREF, NCREF                            */
175    0, 0,                          /* RREF, NRREF                            */    0, 0,                          /* RREF, NRREF                            */
# Line 181  remember the fact that a character could Line 186  remember the fact that a character could
186  the subject is reached. ***NOTE*** If the start of this table is modified, the  the subject is reached. ***NOTE*** If the start of this table is modified, the
187  two tables that follow must also be modified. */  two tables that follow must also be modified. */
188    
189  static const uschar poptable[] = {  static const pcre_uint8 poptable[] = {
190    0,                             /* End                                    */    0,                             /* End                                    */
191    0, 0, 0, 1, 1,                 /* \A, \G, \K, \B, \b                     */    0, 0, 0, 1, 1,                 /* \A, \G, \K, \B, \b                     */
192    1, 1, 1, 1, 1, 1,              /* \D, \d, \S, \s, \W, \w                 */    1, 1, 1, 1, 1, 1,              /* \D, \d, \S, \s, \W, \w                 */
# Line 232  static const uschar poptable[] = { Line 237  static const uschar poptable[] = {
237    0,                             /* Assert not                             */    0,                             /* Assert not                             */
238    0,                             /* Assert behind                          */    0,                             /* Assert behind                          */
239    0,                             /* Assert behind not                      */    0,                             /* Assert behind not                      */
240    0, 0, 0, 0, 0, 0,              /* ONCE, BRA, BRAPOS, CBRA, CBRAPOS, COND */    0, 0,                          /* ONCE, ONCE_NC                          */
241      0, 0, 0, 0, 0,                 /* BRA, BRAPOS, CBRA, CBRAPOS, COND       */
242    0, 0, 0, 0, 0,                 /* SBRA, SBRAPOS, SCBRA, SCBRAPOS, SCOND  */    0, 0, 0, 0, 0,                 /* SBRA, SBRAPOS, SCBRA, SCBRAPOS, SCOND  */
243    0, 0,                          /* CREF, NCREF                            */    0, 0,                          /* CREF, NCREF                            */
244    0, 0,                          /* RREF, NRREF                            */    0, 0,                          /* RREF, NRREF                            */
# Line 247  static const uschar poptable[] = { Line 253  static const uschar poptable[] = {
253  /* These 2 tables allow for compact code for testing for \D, \d, \S, \s, \W,  /* These 2 tables allow for compact code for testing for \D, \d, \S, \s, \W,
254  and \w */  and \w */
255    
256  static const uschar toptable1[] = {  static const pcre_uint8 toptable1[] = {
257    0, 0, 0, 0, 0, 0,    0, 0, 0, 0, 0, 0,
258    ctype_digit, ctype_digit,    ctype_digit, ctype_digit,
259    ctype_space, ctype_space,    ctype_space, ctype_space,
# Line 255  static const uschar toptable1[] = { Line 261  static const uschar toptable1[] = {
261    0, 0                            /* OP_ANY, OP_ALLANY */    0, 0                            /* OP_ANY, OP_ALLANY */
262  };  };
263    
264  static const uschar toptable2[] = {  static const pcre_uint8 toptable2[] = {
265    0, 0, 0, 0, 0, 0,    0, 0, 0, 0, 0, 0,
266    ctype_digit, 0,    ctype_digit, 0,
267    ctype_space, 0,    ctype_space, 0,
# Line 275  typedef struct stateblock { Line 281  typedef struct stateblock {
281    int data;                       /* Some use extra data */    int data;                       /* Some use extra data */
282  } stateblock;  } stateblock;
283    
284  #define INTS_PER_STATEBLOCK  (sizeof(stateblock)/sizeof(int))  #define INTS_PER_STATEBLOCK  (int)(sizeof(stateblock)/sizeof(int))
285    
286    
287  #ifdef PCRE_DEBUG  #ifdef PCRE_DEBUG
# Line 294  Returns:       nothing Line 300  Returns:       nothing
300  */  */
301    
302  static void  static void
303  pchars(unsigned char *p, int length, FILE *f)  pchars(const pcre_uchar *p, int length, FILE *f)
304  {  {
305  int c;  int c;
306  while (length-- > 0)  while (length-- > 0)
# Line 375  for the current character, one for the f Line 381  for the current character, one for the f
381      next_new_state->count  = (y); \      next_new_state->count  = (y); \
382      next_new_state->data   = (z); \      next_new_state->data   = (z); \
383      next_new_state++; \      next_new_state++; \
384      DPRINTF(("%.*sADD_NEW_DATA(%d,%d,%d)\n", rlevel*2-2, SP, (x), (y), (z))); \      DPRINTF(("%.*sADD_NEW_DATA(%d,%d,%d) line %d\n", rlevel*2-2, SP, \
385          (x), (y), (z), __LINE__)); \
386      } \      } \
387    else return PCRE_ERROR_DFA_WSSIZE    else return PCRE_ERROR_DFA_WSSIZE
388    
# Line 384  for the current character, one for the f Line 391  for the current character, one for the f
391  static int  static int
392  internal_dfa_exec(  internal_dfa_exec(
393    dfa_match_data *md,    dfa_match_data *md,
394    const uschar *this_start_code,    const pcre_uchar *this_start_code,
395    const uschar *current_subject,    const pcre_uchar *current_subject,
396    int start_offset,    int start_offset,
397    int *offsets,    int *offsets,
398    int offsetcount,    int offsetcount,
# Line 396  internal_dfa_exec( Line 403  internal_dfa_exec(
403  stateblock *active_states, *new_states, *temp_states;  stateblock *active_states, *new_states, *temp_states;
404  stateblock *next_active_state, *next_new_state;  stateblock *next_active_state, *next_new_state;
405    
406  const uschar *ctypes, *lcc, *fcc;  const pcre_uint8 *ctypes, *lcc, *fcc;
407  const uschar *ptr;  const pcre_uchar *ptr;
408  const uschar *end_code, *first_op;  const pcre_uchar *end_code, *first_op;
409    
410  dfa_recursion_info new_recursive;  dfa_recursion_info new_recursive;
411    
# Line 407  int active_count, new_count, match_count Line 414  int active_count, new_count, match_count
414  /* Some fields in the md block are frequently referenced, so we load them into  /* Some fields in the md block are frequently referenced, so we load them into
415  independent variables in the hope that this will perform better. */  independent variables in the hope that this will perform better. */
416    
417  const uschar *start_subject = md->start_subject;  const pcre_uchar *start_subject = md->start_subject;
418  const uschar *end_subject = md->end_subject;  const pcre_uchar *end_subject = md->end_subject;
419  const uschar *start_code = md->start_code;  const pcre_uchar *start_code = md->start_code;
420    
421  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF
422  BOOL utf8 = (md->poptions & PCRE_UTF8) != 0;  BOOL utf = (md->poptions & PCRE_UTF8) != 0;
423  #else  #else
424  BOOL utf8 = FALSE;  BOOL utf = FALSE;
425  #endif  #endif
426    
427    BOOL reset_could_continue = FALSE;
428    
429  rlevel++;  rlevel++;
430  offsetcount &= (-2);  offsetcount &= (-2);
431    
# Line 440  new_count = 0; Line 449  new_count = 0;
449    
450  first_op = this_start_code + 1 + LINK_SIZE +  first_op = this_start_code + 1 + LINK_SIZE +
451    ((*this_start_code == OP_CBRA || *this_start_code == OP_SCBRA ||    ((*this_start_code == OP_CBRA || *this_start_code == OP_SCBRA ||
452      *this_start_code == OP_CBRAPOS || *this_start_code == OP_SCBRAPOS)? 2:0);      *this_start_code == OP_CBRAPOS || *this_start_code == OP_SCBRAPOS)
453        ? IMM2_SIZE:0);
454    
455  /* The first thing in any (sub) pattern is a bracket of some sort. Push all  /* The first thing in any (sub) pattern is a bracket of some sort. Push all
456  the alternative states onto the list, and find out where the end is. This  the alternative states onto the list, and find out where the end is. This
# Line 468  if (*first_op == OP_REVERSE) Line 478  if (*first_op == OP_REVERSE)
478    /* If we can't go back the amount required for the longest lookbehind    /* If we can't go back the amount required for the longest lookbehind
479    pattern, go back as far as we can; some alternatives may still be viable. */    pattern, go back as far as we can; some alternatives may still be viable. */
480    
481  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF
482    /* In character mode we have to step back character by character */    /* In character mode we have to step back character by character */
483    
484    if (utf8)    if (utf)
485      {      {
486      for (gone_back = 0; gone_back < max_back; gone_back++)      for (gone_back = 0; gone_back < max_back; gone_back++)
487        {        {
488        if (current_subject <= start_subject) break;        if (current_subject <= start_subject) break;
489        current_subject--;        current_subject--;
490        while (current_subject > start_subject &&        ACROSSCHAR(current_subject > start_subject, *current_subject, current_subject--);
              (*current_subject & 0xc0) == 0x80)  
         current_subject--;  
491        }        }
492      }      }
493    else    else
# Line 540  else Line 548  else
548      {      {
549      int length = 1 + LINK_SIZE +      int length = 1 + LINK_SIZE +
550        ((*this_start_code == OP_CBRA || *this_start_code == OP_SCBRA ||        ((*this_start_code == OP_CBRA || *this_start_code == OP_SCBRA ||
551          *this_start_code == OP_CBRAPOS || *this_start_code == OP_SCBRAPOS)?          *this_start_code == OP_CBRAPOS || *this_start_code == OP_SCBRAPOS)
552          2:0);          ? IMM2_SIZE:0);
553      do      do
554        {        {
555        ADD_NEW((int)(end_code - start_code + length), 0);        ADD_NEW((int)(end_code - start_code + length), 0);
# Line 554  else Line 562  else
562    
563  workspace[0] = 0;    /* Bit indicating which vector is current */  workspace[0] = 0;    /* Bit indicating which vector is current */
564    
565  DPRINTF(("%.*sEnd state = %d\n", rlevel*2-2, SP, end_code - start_code));  DPRINTF(("%.*sEnd state = %d\n", rlevel*2-2, SP, (int)(end_code - start_code)));
566    
567  /* Loop for scanning the subject */  /* Loop for scanning the subject */
568    
# Line 565  for (;;) Line 573  for (;;)
573    int clen, dlen;    int clen, dlen;
574    unsigned int c, d;    unsigned int c, d;
575    int forced_fail = 0;    int forced_fail = 0;
576    BOOL could_continue = FALSE;    BOOL partial_newline = FALSE;
577      BOOL could_continue = reset_could_continue;
578      reset_could_continue = FALSE;
579    
580    /* Make the new state list into the active state list and empty the    /* Make the new state list into the active state list and empty the
581    new state list. */    new state list. */
# Line 581  for (;;) Line 591  for (;;)
591    
592  #ifdef PCRE_DEBUG  #ifdef PCRE_DEBUG
593    printf("%.*sNext character: rest of subject = \"", rlevel*2-2, SP);    printf("%.*sNext character: rest of subject = \"", rlevel*2-2, SP);
594    pchars((uschar *)ptr, strlen((char *)ptr), stdout);    pchars(ptr, STRLEN_UC(ptr), stdout);
595    printf("\"\n");    printf("\"\n");
596    
597    printf("%.*sActive states: ", rlevel*2-2, SP);    printf("%.*sActive states: ", rlevel*2-2, SP);
# Line 601  for (;;) Line 611  for (;;)
611    
612    if (ptr < end_subject)    if (ptr < end_subject)
613      {      {
614      clen = 1;        /* Number of bytes in the character */      clen = 1;        /* Number of data items in the character */
615  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF
616      if (utf8) { GETCHARLEN(c, ptr, clen); } else      if (utf) { GETCHARLEN(c, ptr, clen); } else
617  #endif  /* SUPPORT_UTF8 */  #endif  /* SUPPORT_UTF */
618      c = *ptr;      c = *ptr;
619      }      }
620    else    else
# Line 622  for (;;) Line 632  for (;;)
632      {      {
633      stateblock *current_state = active_states + i;      stateblock *current_state = active_states + i;
634      BOOL caseless = FALSE;      BOOL caseless = FALSE;
635      const uschar *code;      const pcre_uchar *code;
636      int state_offset = current_state->offset;      int state_offset = current_state->offset;
637      int count, codevalue, rrc;      int count, codevalue, rrc;
638    
# Line 635  for (;;) Line 645  for (;;)
645    
646      /* A negative offset is a special case meaning "hold off going to this      /* A negative offset is a special case meaning "hold off going to this
647      (negated) state until the number of characters in the data field have      (negated) state until the number of characters in the data field have
648      been skipped". */      been skipped". If the could_continue flag was passed over from a previous
649        state, arrange for it to passed on. */
650    
651      if (state_offset < 0)      if (state_offset < 0)
652        {        {
# Line 644  for (;;) Line 655  for (;;)
655          DPRINTF(("%.*sSkipping this character\n", rlevel*2-2, SP));          DPRINTF(("%.*sSkipping this character\n", rlevel*2-2, SP));
656          ADD_NEW_DATA(state_offset, current_state->count,          ADD_NEW_DATA(state_offset, current_state->count,
657            current_state->data - 1);            current_state->data - 1);
658            if (could_continue) reset_could_continue = TRUE;
659          continue;          continue;
660          }          }
661        else        else
# Line 683  for (;;) Line 695  for (;;)
695      permitted.      permitted.
696    
697      We also use this mechanism for opcodes such as OP_TYPEPLUS that take an      We also use this mechanism for opcodes such as OP_TYPEPLUS that take an
698      argument that is not a data character - but is always one byte long. We      argument that is not a data character - but is always one byte long because
699      have to take special action to deal with  \P, \p, \H, \h, \V, \v and \X in      the values are small. We have to take special action to deal with  \P, \p,
700      this case. To keep the other cases fast, convert these ones to new opcodes.      \H, \h, \V, \v and \X in this case. To keep the other cases fast, convert
701      */      these ones to new opcodes. */
702    
703      if (coptable[codevalue] > 0)      if (coptable[codevalue] > 0)
704        {        {
705        dlen = 1;        dlen = 1;
706  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF
707        if (utf8) { GETCHARLEN(d, (code + coptable[codevalue]), dlen); } else        if (utf) { GETCHARLEN(d, (code + coptable[codevalue]), dlen); } else
708  #endif  /* SUPPORT_UTF8 */  #endif  /* SUPPORT_UTF */
709        d = code[coptable[codevalue]];        d = code[coptable[codevalue]];
710        if (codevalue >= OP_TYPESTAR)        if (codevalue >= OP_TYPESTAR)
711          {          {
# Line 777  for (;;) Line 789  for (;;)
789              offsets[0] = (int)(current_subject - start_subject);              offsets[0] = (int)(current_subject - start_subject);
790              offsets[1] = (int)(ptr - start_subject);              offsets[1] = (int)(ptr - start_subject);
791              DPRINTF(("%.*sSet matched string = \"%.*s\"\n", rlevel*2-2, SP,              DPRINTF(("%.*sSet matched string = \"%.*s\"\n", rlevel*2-2, SP,
792                offsets[1] - offsets[0], current_subject));                offsets[1] - offsets[0], (char *)current_subject));
793              }              }
794            if ((md->moptions & PCRE_DFA_SHORTEST) != 0)            if ((md->moptions & PCRE_DFA_SHORTEST) != 0)
795              {              {
# Line 814  for (;;) Line 826  for (;;)
826        /*-----------------------------------------------------------------*/        /*-----------------------------------------------------------------*/
827        case OP_CBRA:        case OP_CBRA:
828        case OP_SCBRA:        case OP_SCBRA:
829        ADD_ACTIVE((int)(code - start_code + 3 + LINK_SIZE),  0);        ADD_ACTIVE((int)(code - start_code + 1 + LINK_SIZE + IMM2_SIZE),  0);
830        code += GET(code, 1);        code += GET(code, 1);
831        while (*code == OP_ALT)        while (*code == OP_ALT)
832          {          {
# Line 882  for (;;) Line 894  for (;;)
894        /*-----------------------------------------------------------------*/        /*-----------------------------------------------------------------*/
895        case OP_ANY:        case OP_ANY:
896        if (clen > 0 && !IS_NEWLINE(ptr))        if (clen > 0 && !IS_NEWLINE(ptr))
897          { ADD_NEW(state_offset + 1, 0); }          {
898            if (ptr + 1 >= md->end_subject &&
899                (md->moptions & (PCRE_PARTIAL_HARD)) != 0 &&
900                NLBLOCK->nltype == NLTYPE_FIXED &&
901                NLBLOCK->nllen == 2 &&
902                c == NLBLOCK->nl[0])
903              {
904              could_continue = partial_newline = TRUE;
905              }
906            else
907              {
908              ADD_NEW(state_offset + 1, 0);
909              }
910            }
911        break;        break;
912    
913        /*-----------------------------------------------------------------*/        /*-----------------------------------------------------------------*/
# Line 910  for (;;) Line 935  for (;;)
935                 (ptr == end_subject - md->nllen)                 (ptr == end_subject - md->nllen)
936              ))              ))
937            { ADD_ACTIVE(state_offset + 1, 0); }            { ADD_ACTIVE(state_offset + 1, 0); }
938            else if (ptr + 1 >= md->end_subject &&
939                     (md->moptions & (PCRE_PARTIAL_HARD|PCRE_PARTIAL_SOFT)) != 0 &&
940                     NLBLOCK->nltype == NLTYPE_FIXED &&
941                     NLBLOCK->nllen == 2 &&
942                     c == NLBLOCK->nl[0])
943              {
944              if ((md->moptions & PCRE_PARTIAL_HARD) != 0)
945                {
946                reset_could_continue = TRUE;
947                ADD_NEW_DATA(-(state_offset + 1), 0, 1);
948                }
949              else could_continue = partial_newline = TRUE;
950              }
951          }          }
952        break;        break;
953    
# Line 922  for (;;) Line 960  for (;;)
960          else if (clen == 0 ||          else if (clen == 0 ||
961              ((md->poptions & PCRE_DOLLAR_ENDONLY) == 0 && IS_NEWLINE(ptr)))              ((md->poptions & PCRE_DOLLAR_ENDONLY) == 0 && IS_NEWLINE(ptr)))
962            { ADD_ACTIVE(state_offset + 1, 0); }            { ADD_ACTIVE(state_offset + 1, 0); }
963            else if (ptr + 1 >= md->end_subject &&
964                     (md->moptions & (PCRE_PARTIAL_HARD|PCRE_PARTIAL_SOFT)) != 0 &&
965                     NLBLOCK->nltype == NLTYPE_FIXED &&
966                     NLBLOCK->nllen == 2 &&
967                     c == NLBLOCK->nl[0])
968              {
969              if ((md->moptions & PCRE_PARTIAL_HARD) != 0)
970                {
971                reset_could_continue = TRUE;
972                ADD_NEW_DATA(-(state_offset + 1), 0, 1);
973                }
974              else could_continue = partial_newline = TRUE;
975              }
976          }          }
977        else if (IS_NEWLINE(ptr))        else if (IS_NEWLINE(ptr))
978          { ADD_ACTIVE(state_offset + 1, 0); }          { ADD_ACTIVE(state_offset + 1, 0); }
# Line 954  for (;;) Line 1005  for (;;)
1005    
1006          if (ptr > start_subject)          if (ptr > start_subject)
1007            {            {
1008            const uschar *temp = ptr - 1;            const pcre_uchar *temp = ptr - 1;
1009            if (temp < md->start_used_ptr) md->start_used_ptr = temp;            if (temp < md->start_used_ptr) md->start_used_ptr = temp;
1010  #ifdef SUPPORT_UTF8  #if defined SUPPORT_UTF && !defined COMPILE_PCRE32
1011            if (utf8) BACKCHAR(temp);            if (utf) { BACKCHAR(temp); }
1012  #endif  #endif
1013            GETCHARTEST(d, temp);            GETCHARTEST(d, temp);
1014  #ifdef SUPPORT_UCP  #ifdef SUPPORT_UCP
# Line 1009  for (;;) Line 1060  for (;;)
1060        if (clen > 0)        if (clen > 0)
1061          {          {
1062          BOOL OK;          BOOL OK;
1063            const pcre_uint32 *cp;
1064          const ucd_record * prop = GET_UCD(c);          const ucd_record * prop = GET_UCD(c);
1065          switch(code[1])          switch(code[1])
1066            {            {
# Line 1022  for (;;) Line 1074  for (;;)
1074            break;            break;
1075    
1076            case PT_GC:            case PT_GC:
1077            OK = _pcre_ucp_gentype[prop->chartype] == code[2];            OK = PRIV(ucp_gentype)[prop->chartype] == code[2];
1078            break;            break;
1079    
1080            case PT_PC:            case PT_PC:
# Line 1036  for (;;) Line 1088  for (;;)
1088            /* These are specials for combination cases. */            /* These are specials for combination cases. */
1089    
1090            case PT_ALNUM:            case PT_ALNUM:
1091            OK = _pcre_ucp_gentype[prop->chartype] == ucp_L ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_L ||
1092                 _pcre_ucp_gentype[prop->chartype] == ucp_N;                 PRIV(ucp_gentype)[prop->chartype] == ucp_N;
1093            break;            break;
1094    
1095            case PT_SPACE:    /* Perl space */            case PT_SPACE:    /* Perl space */
1096            OK = _pcre_ucp_gentype[prop->chartype] == ucp_Z ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_Z ||
1097                 c == CHAR_HT || c == CHAR_NL || c == CHAR_FF || c == CHAR_CR;                 c == CHAR_HT || c == CHAR_NL || c == CHAR_FF || c == CHAR_CR;
1098            break;            break;
1099    
1100            case PT_PXSPACE:  /* POSIX space */            case PT_PXSPACE:  /* POSIX space */
1101            OK = _pcre_ucp_gentype[prop->chartype] == ucp_Z ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_Z ||
1102                 c == CHAR_HT || c == CHAR_NL || c == CHAR_VT ||                 c == CHAR_HT || c == CHAR_NL || c == CHAR_VT ||
1103                 c == CHAR_FF || c == CHAR_CR;                 c == CHAR_FF || c == CHAR_CR;
1104            break;            break;
1105    
1106            case PT_WORD:            case PT_WORD:
1107            OK = _pcre_ucp_gentype[prop->chartype] == ucp_L ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_L ||
1108                 _pcre_ucp_gentype[prop->chartype] == ucp_N ||                 PRIV(ucp_gentype)[prop->chartype] == ucp_N ||
1109                 c == CHAR_UNDERSCORE;                 c == CHAR_UNDERSCORE;
1110            break;            break;
1111    
1112              case PT_CLIST:
1113              cp = PRIV(ucd_caseless_sets) + prop->caseset;
1114              for (;;)
1115                {
1116                if (c < *cp) { OK = FALSE; break; }
1117                if (c == *cp++) { OK = TRUE; break; }
1118                }
1119              break;
1120    
1121            /* Should never occur, but keep compilers from grumbling. */            /* Should never occur, but keep compilers from grumbling. */
1122    
# Line 1084  for (;;) Line 1145  for (;;)
1145        if (count > 0) { ADD_ACTIVE(state_offset + 2, 0); }        if (count > 0) { ADD_ACTIVE(state_offset + 2, 0); }
1146        if (clen > 0)        if (clen > 0)
1147          {          {
1148          if ((c >= 256 && d != OP_DIGIT && d != OP_WHITESPACE && d != OP_WORDCHAR) ||          if (d == OP_ANY && ptr + 1 >= md->end_subject &&
1149                (md->moptions & (PCRE_PARTIAL_HARD)) != 0 &&
1150                NLBLOCK->nltype == NLTYPE_FIXED &&
1151                NLBLOCK->nllen == 2 &&
1152                c == NLBLOCK->nl[0])
1153              {
1154              could_continue = partial_newline = TRUE;
1155              }
1156            else if ((c >= 256 && d != OP_DIGIT && d != OP_WHITESPACE && d != OP_WORDCHAR) ||
1157              (c < 256 &&              (c < 256 &&
1158                (d != OP_ANY || !IS_NEWLINE(ptr)) &&                (d != OP_ANY || !IS_NEWLINE(ptr)) &&
1159                ((ctypes[c] & toptable1[d]) ^ toptable2[d]) != 0))                ((ctypes[c] & toptable1[d]) ^ toptable2[d]) != 0))
# Line 1107  for (;;) Line 1176  for (;;)
1176        ADD_ACTIVE(state_offset + 2, 0);        ADD_ACTIVE(state_offset + 2, 0);
1177        if (clen > 0)        if (clen > 0)
1178          {          {
1179          if ((c >= 256 && d != OP_DIGIT && d != OP_WHITESPACE && d != OP_WORDCHAR) ||          if (d == OP_ANY && ptr + 1 >= md->end_subject &&
1180                (md->moptions & (PCRE_PARTIAL_HARD)) != 0 &&
1181                NLBLOCK->nltype == NLTYPE_FIXED &&
1182                NLBLOCK->nllen == 2 &&
1183                c == NLBLOCK->nl[0])
1184              {
1185              could_continue = partial_newline = TRUE;
1186              }
1187            else if ((c >= 256 && d != OP_DIGIT && d != OP_WHITESPACE && d != OP_WORDCHAR) ||
1188              (c < 256 &&              (c < 256 &&
1189                (d != OP_ANY || !IS_NEWLINE(ptr)) &&                (d != OP_ANY || !IS_NEWLINE(ptr)) &&
1190                ((ctypes[c] & toptable1[d]) ^ toptable2[d]) != 0))                ((ctypes[c] & toptable1[d]) ^ toptable2[d]) != 0))
# Line 1129  for (;;) Line 1206  for (;;)
1206        ADD_ACTIVE(state_offset + 2, 0);        ADD_ACTIVE(state_offset + 2, 0);
1207        if (clen > 0)        if (clen > 0)
1208          {          {
1209          if ((c >= 256 && d != OP_DIGIT && d != OP_WHITESPACE && d != OP_WORDCHAR) ||          if (d == OP_ANY && ptr + 1 >= md->end_subject &&
1210                (md->moptions & (PCRE_PARTIAL_HARD)) != 0 &&
1211                NLBLOCK->nltype == NLTYPE_FIXED &&
1212                NLBLOCK->nllen == 2 &&
1213                c == NLBLOCK->nl[0])
1214              {
1215              could_continue = partial_newline = TRUE;
1216              }
1217            else if ((c >= 256 && d != OP_DIGIT && d != OP_WHITESPACE && d != OP_WORDCHAR) ||
1218              (c < 256 &&              (c < 256 &&
1219                (d != OP_ANY || !IS_NEWLINE(ptr)) &&                (d != OP_ANY || !IS_NEWLINE(ptr)) &&
1220                ((ctypes[c] & toptable1[d]) ^ toptable2[d]) != 0))                ((ctypes[c] & toptable1[d]) ^ toptable2[d]) != 0))
# Line 1149  for (;;) Line 1234  for (;;)
1234        count = current_state->count;  /* Number already matched */        count = current_state->count;  /* Number already matched */
1235        if (clen > 0)        if (clen > 0)
1236          {          {
1237          if ((c >= 256 && d != OP_DIGIT && d != OP_WHITESPACE && d != OP_WORDCHAR) ||          if (d == OP_ANY && ptr + 1 >= md->end_subject &&
1238                (md->moptions & (PCRE_PARTIAL_HARD)) != 0 &&
1239                NLBLOCK->nltype == NLTYPE_FIXED &&
1240                NLBLOCK->nllen == 2 &&
1241                c == NLBLOCK->nl[0])
1242              {
1243              could_continue = partial_newline = TRUE;
1244              }
1245            else if ((c >= 256 && d != OP_DIGIT && d != OP_WHITESPACE && d != OP_WORDCHAR) ||
1246              (c < 256 &&              (c < 256 &&
1247                (d != OP_ANY || !IS_NEWLINE(ptr)) &&                (d != OP_ANY || !IS_NEWLINE(ptr)) &&
1248                ((ctypes[c] & toptable1[d]) ^ toptable2[d]) != 0))                ((ctypes[c] & toptable1[d]) ^ toptable2[d]) != 0))
1249            {            {
1250            if (++count >= GET2(code, 1))            if (++count >= GET2(code, 1))
1251              { ADD_NEW(state_offset + 4, 0); }              { ADD_NEW(state_offset + 1 + IMM2_SIZE + 1, 0); }
1252            else            else
1253              { ADD_NEW(state_offset, count); }              { ADD_NEW(state_offset, count); }
1254            }            }
# Line 1166  for (;;) Line 1259  for (;;)
1259        case OP_TYPEUPTO:        case OP_TYPEUPTO:
1260        case OP_TYPEMINUPTO:        case OP_TYPEMINUPTO:
1261        case OP_TYPEPOSUPTO:        case OP_TYPEPOSUPTO:
1262        ADD_ACTIVE(state_offset + 4, 0);        ADD_ACTIVE(state_offset + 2 + IMM2_SIZE, 0);
1263        count = current_state->count;  /* Number already matched */        count = current_state->count;  /* Number already matched */
1264        if (clen > 0)        if (clen > 0)
1265          {          {
1266          if ((c >= 256 && d != OP_DIGIT && d != OP_WHITESPACE && d != OP_WORDCHAR) ||          if (d == OP_ANY && ptr + 1 >= md->end_subject &&
1267                (md->moptions & (PCRE_PARTIAL_HARD)) != 0 &&
1268                NLBLOCK->nltype == NLTYPE_FIXED &&
1269                NLBLOCK->nllen == 2 &&
1270                c == NLBLOCK->nl[0])
1271              {
1272              could_continue = partial_newline = TRUE;
1273              }
1274            else if ((c >= 256 && d != OP_DIGIT && d != OP_WHITESPACE && d != OP_WORDCHAR) ||
1275              (c < 256 &&              (c < 256 &&
1276                (d != OP_ANY || !IS_NEWLINE(ptr)) &&                (d != OP_ANY || !IS_NEWLINE(ptr)) &&
1277                ((ctypes[c] & toptable1[d]) ^ toptable2[d]) != 0))                ((ctypes[c] & toptable1[d]) ^ toptable2[d]) != 0))
# Line 1181  for (;;) Line 1282  for (;;)
1282              next_active_state--;              next_active_state--;
1283              }              }
1284            if (++count >= GET2(code, 1))            if (++count >= GET2(code, 1))
1285              { ADD_NEW(state_offset + 4, 0); }              { ADD_NEW(state_offset + 2 + IMM2_SIZE, 0); }
1286            else            else
1287              { ADD_NEW(state_offset, count); }              { ADD_NEW(state_offset, count); }
1288            }            }
# Line 1203  for (;;) Line 1304  for (;;)
1304        if (clen > 0)        if (clen > 0)
1305          {          {
1306          BOOL OK;          BOOL OK;
1307            const pcre_uint32 *cp;
1308          const ucd_record * prop = GET_UCD(c);          const ucd_record * prop = GET_UCD(c);
1309          switch(code[2])          switch(code[2])
1310            {            {
# Line 1216  for (;;) Line 1318  for (;;)
1318            break;            break;
1319    
1320            case PT_GC:            case PT_GC:
1321            OK = _pcre_ucp_gentype[prop->chartype] == code[3];            OK = PRIV(ucp_gentype)[prop->chartype] == code[3];
1322            break;            break;
1323    
1324            case PT_PC:            case PT_PC:
# Line 1230  for (;;) Line 1332  for (;;)
1332            /* These are specials for combination cases. */            /* These are specials for combination cases. */
1333    
1334            case PT_ALNUM:            case PT_ALNUM:
1335            OK = _pcre_ucp_gentype[prop->chartype] == ucp_L ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_L ||
1336                 _pcre_ucp_gentype[prop->chartype] == ucp_N;                 PRIV(ucp_gentype)[prop->chartype] == ucp_N;
1337            break;            break;
1338    
1339            case PT_SPACE:    /* Perl space */            case PT_SPACE:    /* Perl space */
1340            OK = _pcre_ucp_gentype[prop->chartype] == ucp_Z ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_Z ||
1341                 c == CHAR_HT || c == CHAR_NL || c == CHAR_FF || c == CHAR_CR;                 c == CHAR_HT || c == CHAR_NL || c == CHAR_FF || c == CHAR_CR;
1342            break;            break;
1343    
1344            case PT_PXSPACE:  /* POSIX space */            case PT_PXSPACE:  /* POSIX space */
1345            OK = _pcre_ucp_gentype[prop->chartype] == ucp_Z ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_Z ||
1346                 c == CHAR_HT || c == CHAR_NL || c == CHAR_VT ||                 c == CHAR_HT || c == CHAR_NL || c == CHAR_VT ||
1347                 c == CHAR_FF || c == CHAR_CR;                 c == CHAR_FF || c == CHAR_CR;
1348            break;            break;
1349    
1350            case PT_WORD:            case PT_WORD:
1351            OK = _pcre_ucp_gentype[prop->chartype] == ucp_L ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_L ||
1352                 _pcre_ucp_gentype[prop->chartype] == ucp_N ||                 PRIV(ucp_gentype)[prop->chartype] == ucp_N ||
1353                 c == CHAR_UNDERSCORE;                 c == CHAR_UNDERSCORE;
1354            break;            break;
1355    
1356              case PT_CLIST:
1357              cp = PRIV(ucd_caseless_sets) + prop->caseset;
1358              for (;;)
1359                {
1360                if (c < *cp) { OK = FALSE; break; }
1361                if (c == *cp++) { OK = TRUE; break; }
1362                }
1363              break;
1364    
1365            /* Should never occur, but keep compilers from grumbling. */            /* Should never occur, but keep compilers from grumbling. */
1366    
1367            default:            default:
# Line 1277  for (;;) Line 1388  for (;;)
1388        case OP_EXTUNI_EXTRA + OP_TYPEPOSPLUS:        case OP_EXTUNI_EXTRA + OP_TYPEPOSPLUS:
1389        count = current_state->count;  /* Already matched */        count = current_state->count;  /* Already matched */
1390        if (count > 0) { ADD_ACTIVE(state_offset + 2, 0); }        if (count > 0) { ADD_ACTIVE(state_offset + 2, 0); }
1391        if (clen > 0 && UCD_CATEGORY(c) != ucp_M)        if (clen > 0)
1392          {          {
1393          const uschar *nptr = ptr + clen;          int lgb, rgb;
1394            const pcre_uchar *nptr = ptr + clen;
1395          int ncount = 0;          int ncount = 0;
1396          if (count > 0 && codevalue == OP_EXTUNI_EXTRA + OP_TYPEPOSPLUS)          if (count > 0 && codevalue == OP_EXTUNI_EXTRA + OP_TYPEPOSPLUS)
1397            {            {
1398            active_count--;           /* Remove non-match possibility */            active_count--;           /* Remove non-match possibility */
1399            next_active_state--;            next_active_state--;
1400            }            }
1401            lgb = UCD_GRAPHBREAK(c);
1402          while (nptr < end_subject)          while (nptr < end_subject)
1403            {            {
1404            int nd;            dlen = 1;
1405            int ndlen = 1;            if (!utf) d = *nptr; else { GETCHARLEN(d, nptr, dlen); }
1406            GETCHARLEN(nd, nptr, ndlen);            rgb = UCD_GRAPHBREAK(d);
1407            if (UCD_CATEGORY(nd) != ucp_M) break;            if ((PRIV(ucp_gbtable)[lgb] & (1 << rgb)) == 0) break;
1408            ncount++;            ncount++;
1409            nptr += ndlen;            lgb = rgb;
1410              nptr += dlen;
1411            }            }
1412          count++;          count++;
1413          ADD_NEW_DATA(-state_offset, count, ncount);          ADD_NEW_DATA(-state_offset, count, ncount);
# Line 1312  for (;;) Line 1426  for (;;)
1426          int ncount = 0;          int ncount = 0;
1427          switch (c)          switch (c)
1428            {            {
1429            case 0x000b:            case CHAR_VT:
1430            case 0x000c:            case CHAR_FF:
1431            case 0x0085:            case CHAR_NEL:
1432    #ifndef EBCDIC
1433            case 0x2028:            case 0x2028:
1434            case 0x2029:            case 0x2029:
1435    #endif  /* Not EBCDIC */
1436            if ((md->moptions & PCRE_BSR_ANYCRLF) != 0) break;            if ((md->moptions & PCRE_BSR_ANYCRLF) != 0) break;
1437            goto ANYNL01;            goto ANYNL01;
1438    
1439            case 0x000d:            case CHAR_CR:
1440            if (ptr + 1 < end_subject && ptr[1] == 0x0a) ncount = 1;            if (ptr + 1 < end_subject && ptr[1] == CHAR_LF) ncount = 1;
1441            /* Fall through */            /* Fall through */
1442    
1443            ANYNL01:            ANYNL01:
1444            case 0x000a:            case CHAR_LF:
1445            if (count > 0 && codevalue == OP_ANYNL_EXTRA + OP_TYPEPOSPLUS)            if (count > 0 && codevalue == OP_ANYNL_EXTRA + OP_TYPEPOSPLUS)
1446              {              {
1447              active_count--;           /* Remove non-match possibility */              active_count--;           /* Remove non-match possibility */
# Line 1352  for (;;) Line 1468  for (;;)
1468          BOOL OK;          BOOL OK;
1469          switch (c)          switch (c)
1470            {            {
1471            case 0x000a:            VSPACE_CASES:
           case 0x000b:  
           case 0x000c:  
           case 0x000d:  
           case 0x0085:  
           case 0x2028:  
           case 0x2029:  
1472            OK = TRUE;            OK = TRUE;
1473            break;            break;
1474    
# Line 1391  for (;;) Line 1501  for (;;)
1501          BOOL OK;          BOOL OK;
1502          switch (c)          switch (c)
1503            {            {
1504            case 0x09:      /* HT */            HSPACE_CASES:
           case 0x20:      /* SPACE */  
           case 0xa0:      /* NBSP */  
           case 0x1680:    /* OGHAM SPACE MARK */  
           case 0x180e:    /* MONGOLIAN VOWEL SEPARATOR */  
           case 0x2000:    /* EN QUAD */  
           case 0x2001:    /* EM QUAD */  
           case 0x2002:    /* EN SPACE */  
           case 0x2003:    /* EM SPACE */  
           case 0x2004:    /* THREE-PER-EM SPACE */  
           case 0x2005:    /* FOUR-PER-EM SPACE */  
           case 0x2006:    /* SIX-PER-EM SPACE */  
           case 0x2007:    /* FIGURE SPACE */  
           case 0x2008:    /* PUNCTUATION SPACE */  
           case 0x2009:    /* THIN SPACE */  
           case 0x200A:    /* HAIR SPACE */  
           case 0x202f:    /* NARROW NO-BREAK SPACE */  
           case 0x205f:    /* MEDIUM MATHEMATICAL SPACE */  
           case 0x3000:    /* IDEOGRAPHIC SPACE */  
1505            OK = TRUE;            OK = TRUE;
1506            break;            break;
1507    
# Line 1450  for (;;) Line 1542  for (;;)
1542        if (clen > 0)        if (clen > 0)
1543          {          {
1544          BOOL OK;          BOOL OK;
1545            const pcre_uint32 *cp;
1546          const ucd_record * prop = GET_UCD(c);          const ucd_record * prop = GET_UCD(c);
1547          switch(code[2])          switch(code[2])
1548            {            {
# Line 1463  for (;;) Line 1556  for (;;)
1556            break;            break;
1557    
1558            case PT_GC:            case PT_GC:
1559            OK = _pcre_ucp_gentype[prop->chartype] == code[3];            OK = PRIV(ucp_gentype)[prop->chartype] == code[3];
1560            break;            break;
1561    
1562            case PT_PC:            case PT_PC:
# Line 1477  for (;;) Line 1570  for (;;)
1570            /* These are specials for combination cases. */            /* These are specials for combination cases. */
1571    
1572            case PT_ALNUM:            case PT_ALNUM:
1573            OK = _pcre_ucp_gentype[prop->chartype] == ucp_L ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_L ||
1574                 _pcre_ucp_gentype[prop->chartype] == ucp_N;                 PRIV(ucp_gentype)[prop->chartype] == ucp_N;
1575            break;            break;
1576    
1577            case PT_SPACE:    /* Perl space */            case PT_SPACE:    /* Perl space */
1578            OK = _pcre_ucp_gentype[prop->chartype] == ucp_Z ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_Z ||
1579                 c == CHAR_HT || c == CHAR_NL || c == CHAR_FF || c == CHAR_CR;                 c == CHAR_HT || c == CHAR_NL || c == CHAR_FF || c == CHAR_CR;
1580            break;            break;
1581    
1582            case PT_PXSPACE:  /* POSIX space */            case PT_PXSPACE:  /* POSIX space */
1583            OK = _pcre_ucp_gentype[prop->chartype] == ucp_Z ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_Z ||
1584                 c == CHAR_HT || c == CHAR_NL || c == CHAR_VT ||                 c == CHAR_HT || c == CHAR_NL || c == CHAR_VT ||
1585                 c == CHAR_FF || c == CHAR_CR;                 c == CHAR_FF || c == CHAR_CR;
1586            break;            break;
1587    
1588            case PT_WORD:            case PT_WORD:
1589            OK = _pcre_ucp_gentype[prop->chartype] == ucp_L ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_L ||
1590                 _pcre_ucp_gentype[prop->chartype] == ucp_N ||                 PRIV(ucp_gentype)[prop->chartype] == ucp_N ||
1591                 c == CHAR_UNDERSCORE;                 c == CHAR_UNDERSCORE;
1592            break;            break;
1593    
1594              case PT_CLIST:
1595              cp = PRIV(ucd_caseless_sets) + prop->caseset;
1596              for (;;)
1597                {
1598                if (c < *cp) { OK = FALSE; break; }
1599                if (c == *cp++) { OK = TRUE; break; }
1600                }
1601              break;
1602    
1603            /* Should never occur, but keep compilers from grumbling. */            /* Should never occur, but keep compilers from grumbling. */
1604    
1605            default:            default:
# Line 1533  for (;;) Line 1635  for (;;)
1635        QS2:        QS2:
1636    
1637        ADD_ACTIVE(state_offset + 2, 0);        ADD_ACTIVE(state_offset + 2, 0);
1638        if (clen > 0 && UCD_CATEGORY(c) != ucp_M)        if (clen > 0)
1639          {          {
1640          const uschar *nptr = ptr + clen;          int lgb, rgb;
1641            const pcre_uchar *nptr = ptr + clen;
1642          int ncount = 0;          int ncount = 0;
1643          if (codevalue == OP_EXTUNI_EXTRA + OP_TYPEPOSSTAR ||          if (codevalue == OP_EXTUNI_EXTRA + OP_TYPEPOSSTAR ||
1644              codevalue == OP_EXTUNI_EXTRA + OP_TYPEPOSQUERY)              codevalue == OP_EXTUNI_EXTRA + OP_TYPEPOSQUERY)
# Line 1543  for (;;) Line 1646  for (;;)
1646            active_count--;           /* Remove non-match possibility */            active_count--;           /* Remove non-match possibility */
1647            next_active_state--;            next_active_state--;
1648            }            }
1649            lgb = UCD_GRAPHBREAK(c);
1650          while (nptr < end_subject)          while (nptr < end_subject)
1651            {            {
1652            int nd;            dlen = 1;
1653            int ndlen = 1;            if (!utf) d = *nptr; else { GETCHARLEN(d, nptr, dlen); }
1654            GETCHARLEN(nd, nptr, ndlen);            rgb = UCD_GRAPHBREAK(d);
1655            if (UCD_CATEGORY(nd) != ucp_M) break;            if ((PRIV(ucp_gbtable)[lgb] & (1 << rgb)) == 0) break;
1656            ncount++;            ncount++;
1657            nptr += ndlen;            lgb = rgb;
1658              nptr += dlen;
1659            }            }
1660          ADD_NEW_DATA(-(state_offset + count), 0, ncount);          ADD_NEW_DATA(-(state_offset + count), 0, ncount);
1661          }          }
# Line 1576  for (;;) Line 1681  for (;;)
1681          int ncount = 0;          int ncount = 0;
1682          switch (c)          switch (c)
1683            {            {
1684            case 0x000b:            case CHAR_VT:
1685            case 0x000c:            case CHAR_FF:
1686            case 0x0085:            case CHAR_NEL:
1687    #ifndef EBCDIC
1688            case 0x2028:            case 0x2028:
1689            case 0x2029:            case 0x2029:
1690    #endif  /* Not EBCDIC */
1691            if ((md->moptions & PCRE_BSR_ANYCRLF) != 0) break;            if ((md->moptions & PCRE_BSR_ANYCRLF) != 0) break;
1692            goto ANYNL02;            goto ANYNL02;
1693    
1694            case 0x000d:            case CHAR_CR:
1695            if (ptr + 1 < end_subject && ptr[1] == 0x0a) ncount = 1;            if (ptr + 1 < end_subject && ptr[1] == CHAR_LF) ncount = 1;
1696            /* Fall through */            /* Fall through */
1697    
1698            ANYNL02:            ANYNL02:
1699            case 0x000a:            case CHAR_LF:
1700            if (codevalue == OP_ANYNL_EXTRA + OP_TYPEPOSSTAR ||            if (codevalue == OP_ANYNL_EXTRA + OP_TYPEPOSSTAR ||
1701                codevalue == OP_ANYNL_EXTRA + OP_TYPEPOSQUERY)                codevalue == OP_ANYNL_EXTRA + OP_TYPEPOSQUERY)
1702              {              {
# Line 1624  for (;;) Line 1731  for (;;)
1731          BOOL OK;          BOOL OK;
1732          switch (c)          switch (c)
1733            {            {
1734            case 0x000a:            VSPACE_CASES:
           case 0x000b:  
           case 0x000c:  
           case 0x000d:  
           case 0x0085:  
           case 0x2028:  
           case 0x2029:  
1735            OK = TRUE;            OK = TRUE;
1736            break;            break;
1737    
# Line 1670  for (;;) Line 1771  for (;;)
1771          BOOL OK;          BOOL OK;
1772          switch (c)          switch (c)
1773            {            {
1774            case 0x09:      /* HT */            HSPACE_CASES:
           case 0x20:      /* SPACE */  
           case 0xa0:      /* NBSP */  
           case 0x1680:    /* OGHAM SPACE MARK */  
           case 0x180e:    /* MONGOLIAN VOWEL SEPARATOR */  
           case 0x2000:    /* EN QUAD */  
           case 0x2001:    /* EM QUAD */  
           case 0x2002:    /* EN SPACE */  
           case 0x2003:    /* EM SPACE */  
           case 0x2004:    /* THREE-PER-EM SPACE */  
           case 0x2005:    /* FOUR-PER-EM SPACE */  
           case 0x2006:    /* SIX-PER-EM SPACE */  
           case 0x2007:    /* FIGURE SPACE */  
           case 0x2008:    /* PUNCTUATION SPACE */  
           case 0x2009:    /* THIN SPACE */  
           case 0x200A:    /* HAIR SPACE */  
           case 0x202f:    /* NARROW NO-BREAK SPACE */  
           case 0x205f:    /* MEDIUM MATHEMATICAL SPACE */  
           case 0x3000:    /* IDEOGRAPHIC SPACE */  
1775            OK = TRUE;            OK = TRUE;
1776            break;            break;
1777    
# Line 1717  for (;;) Line 1800  for (;;)
1800        case OP_PROP_EXTRA + OP_TYPEMINUPTO:        case OP_PROP_EXTRA + OP_TYPEMINUPTO:
1801        case OP_PROP_EXTRA + OP_TYPEPOSUPTO:        case OP_PROP_EXTRA + OP_TYPEPOSUPTO:
1802        if (codevalue != OP_PROP_EXTRA + OP_TYPEEXACT)        if (codevalue != OP_PROP_EXTRA + OP_TYPEEXACT)
1803          { ADD_ACTIVE(state_offset + 6, 0); }          { ADD_ACTIVE(state_offset + 1 + IMM2_SIZE + 3, 0); }
1804        count = current_state->count;  /* Number already matched */        count = current_state->count;  /* Number already matched */
1805        if (clen > 0)        if (clen > 0)
1806          {          {
1807          BOOL OK;          BOOL OK;
1808            const pcre_uint32 *cp;
1809          const ucd_record * prop = GET_UCD(c);          const ucd_record * prop = GET_UCD(c);
1810          switch(code[4])          switch(code[1 + IMM2_SIZE + 1])
1811            {            {
1812            case PT_ANY:            case PT_ANY:
1813            OK = TRUE;            OK = TRUE;
# Line 1735  for (;;) Line 1819  for (;;)
1819            break;            break;
1820    
1821            case PT_GC:            case PT_GC:
1822            OK = _pcre_ucp_gentype[prop->chartype] == code[5];            OK = PRIV(ucp_gentype)[prop->chartype] == code[1 + IMM2_SIZE + 2];
1823            break;            break;
1824    
1825            case PT_PC:            case PT_PC:
1826            OK = prop->chartype == code[5];            OK = prop->chartype == code[1 + IMM2_SIZE + 2];
1827            break;            break;
1828    
1829            case PT_SC:            case PT_SC:
1830            OK = prop->script == code[5];            OK = prop->script == code[1 + IMM2_SIZE + 2];
1831            break;            break;
1832    
1833            /* These are specials for combination cases. */            /* These are specials for combination cases. */
1834    
1835            case PT_ALNUM:            case PT_ALNUM:
1836            OK = _pcre_ucp_gentype[prop->chartype] == ucp_L ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_L ||
1837                 _pcre_ucp_gentype[prop->chartype] == ucp_N;                 PRIV(ucp_gentype)[prop->chartype] == ucp_N;
1838            break;            break;
1839    
1840            case PT_SPACE:    /* Perl space */            case PT_SPACE:    /* Perl space */
1841            OK = _pcre_ucp_gentype[prop->chartype] == ucp_Z ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_Z ||
1842                 c == CHAR_HT || c == CHAR_NL || c == CHAR_FF || c == CHAR_CR;                 c == CHAR_HT || c == CHAR_NL || c == CHAR_FF || c == CHAR_CR;
1843            break;            break;
1844    
1845            case PT_PXSPACE:  /* POSIX space */            case PT_PXSPACE:  /* POSIX space */
1846            OK = _pcre_ucp_gentype[prop->chartype] == ucp_Z ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_Z ||
1847                 c == CHAR_HT || c == CHAR_NL || c == CHAR_VT ||                 c == CHAR_HT || c == CHAR_NL || c == CHAR_VT ||
1848                 c == CHAR_FF || c == CHAR_CR;                 c == CHAR_FF || c == CHAR_CR;
1849            break;            break;
1850    
1851            case PT_WORD:            case PT_WORD:
1852            OK = _pcre_ucp_gentype[prop->chartype] == ucp_L ||            OK = PRIV(ucp_gentype)[prop->chartype] == ucp_L ||
1853                 _pcre_ucp_gentype[prop->chartype] == ucp_N ||                 PRIV(ucp_gentype)[prop->chartype] == ucp_N ||
1854                 c == CHAR_UNDERSCORE;                 c == CHAR_UNDERSCORE;
1855            break;            break;
1856    
1857              case PT_CLIST:
1858              cp = PRIV(ucd_caseless_sets) + prop->caseset;
1859              for (;;)
1860                {
1861                if (c < *cp) { OK = FALSE; break; }
1862                if (c == *cp++) { OK = TRUE; break; }
1863                }
1864              break;
1865    
1866            /* Should never occur, but keep compilers from grumbling. */            /* Should never occur, but keep compilers from grumbling. */
1867    
1868            default:            default:
# Line 1785  for (;;) Line 1878  for (;;)
1878              next_active_state--;              next_active_state--;
1879              }              }
1880            if (++count >= GET2(code, 1))            if (++count >= GET2(code, 1))
1881              { ADD_NEW(state_offset + 6, 0); }              { ADD_NEW(state_offset + 1 + IMM2_SIZE + 3, 0); }
1882            else            else
1883              { ADD_NEW(state_offset, count); }              { ADD_NEW(state_offset, count); }
1884            }            }
# Line 1798  for (;;) Line 1891  for (;;)
1891        case OP_EXTUNI_EXTRA + OP_TYPEMINUPTO:        case OP_EXTUNI_EXTRA + OP_TYPEMINUPTO:
1892        case OP_EXTUNI_EXTRA + OP_TYPEPOSUPTO:        case OP_EXTUNI_EXTRA + OP_TYPEPOSUPTO:
1893        if (codevalue != OP_EXTUNI_EXTRA + OP_TYPEEXACT)        if (codevalue != OP_EXTUNI_EXTRA + OP_TYPEEXACT)
1894          { ADD_ACTIVE(state_offset + 4, 0); }          { ADD_ACTIVE(state_offset + 2 + IMM2_SIZE, 0); }
1895        count = current_state->count;  /* Number already matched */        count = current_state->count;  /* Number already matched */
1896        if (clen > 0 && UCD_CATEGORY(c) != ucp_M)        if (clen > 0)
1897          {          {
1898          const uschar *nptr = ptr + clen;          int lgb, rgb;
1899            const pcre_uchar *nptr = ptr + clen;
1900          int ncount = 0;          int ncount = 0;
1901          if (codevalue == OP_EXTUNI_EXTRA + OP_TYPEPOSUPTO)          if (codevalue == OP_EXTUNI_EXTRA + OP_TYPEPOSUPTO)
1902            {            {
1903            active_count--;           /* Remove non-match possibility */            active_count--;           /* Remove non-match possibility */
1904            next_active_state--;            next_active_state--;
1905            }            }
1906            lgb = UCD_GRAPHBREAK(c);
1907          while (nptr < end_subject)          while (nptr < end_subject)
1908            {            {
1909            int nd;            dlen = 1;
1910            int ndlen = 1;            if (!utf) d = *nptr; else { GETCHARLEN(d, nptr, dlen); }
1911            GETCHARLEN(nd, nptr, ndlen);            rgb = UCD_GRAPHBREAK(d);
1912            if (UCD_CATEGORY(nd) != ucp_M) break;            if ((PRIV(ucp_gbtable)[lgb] & (1 << rgb)) == 0) break;
1913            ncount++;            ncount++;
1914            nptr += ndlen;            lgb = rgb;
1915              nptr += dlen;
1916            }            }
1917            if (nptr >= end_subject && (md->moptions & PCRE_PARTIAL_HARD) != 0)
1918                reset_could_continue = TRUE;
1919          if (++count >= GET2(code, 1))          if (++count >= GET2(code, 1))
1920            { ADD_NEW_DATA(-(state_offset + 4), 0, ncount); }            { ADD_NEW_DATA(-(state_offset + 2 + IMM2_SIZE), 0, ncount); }
1921          else          else
1922            { ADD_NEW_DATA(-state_offset, count, ncount); }            { ADD_NEW_DATA(-state_offset, count, ncount); }
1923          }          }
# Line 1832  for (;;) Line 1930  for (;;)
1930        case OP_ANYNL_EXTRA + OP_TYPEMINUPTO:        case OP_ANYNL_EXTRA + OP_TYPEMINUPTO:
1931        case OP_ANYNL_EXTRA + OP_TYPEPOSUPTO:        case OP_ANYNL_EXTRA + OP_TYPEPOSUPTO:
1932        if (codevalue != OP_ANYNL_EXTRA + OP_TYPEEXACT)        if (codevalue != OP_ANYNL_EXTRA + OP_TYPEEXACT)
1933          { ADD_ACTIVE(state_offset + 4, 0); }          { ADD_ACTIVE(state_offset + 2 + IMM2_SIZE, 0); }
1934        count = current_state->count;  /* Number already matched */        count = current_state->count;  /* Number already matched */
1935        if (clen > 0)        if (clen > 0)
1936          {          {
1937          int ncount = 0;          int ncount = 0;
1938          switch (c)          switch (c)
1939            {            {
1940            case 0x000b:            case CHAR_VT:
1941            case 0x000c:            case CHAR_FF:
1942            case 0x0085:            case CHAR_NEL:
1943    #ifndef EBCDIC
1944            case 0x2028:            case 0x2028:
1945            case 0x2029:            case 0x2029:
1946    #endif  /* Not EBCDIC */
1947            if ((md->moptions & PCRE_BSR_ANYCRLF) != 0) break;            if ((md->moptions & PCRE_BSR_ANYCRLF) != 0) break;
1948            goto ANYNL03;            goto ANYNL03;
1949    
1950            case 0x000d:            case CHAR_CR:
1951            if (ptr + 1 < end_subject && ptr[1] == 0x0a) ncount = 1;            if (ptr + 1 < end_subject && ptr[1] == CHAR_LF) ncount = 1;
1952            /* Fall through */            /* Fall through */
1953    
1954            ANYNL03:            ANYNL03:
1955            case 0x000a:            case CHAR_LF:
1956            if (codevalue == OP_ANYNL_EXTRA + OP_TYPEPOSUPTO)            if (codevalue == OP_ANYNL_EXTRA + OP_TYPEPOSUPTO)
1957              {              {
1958              active_count--;           /* Remove non-match possibility */              active_count--;           /* Remove non-match possibility */
1959              next_active_state--;              next_active_state--;
1960              }              }
1961            if (++count >= GET2(code, 1))            if (++count >= GET2(code, 1))
1962              { ADD_NEW_DATA(-(state_offset + 4), 0, ncount); }              { ADD_NEW_DATA(-(state_offset + 2 + IMM2_SIZE), 0, ncount); }
1963            else            else
1964              { ADD_NEW_DATA(-state_offset, count, ncount); }              { ADD_NEW_DATA(-state_offset, count, ncount); }
1965            break;            break;
# Line 1876  for (;;) Line 1976  for (;;)
1976        case OP_VSPACE_EXTRA + OP_TYPEMINUPTO:        case OP_VSPACE_EXTRA + OP_TYPEMINUPTO:
1977        case OP_VSPACE_EXTRA + OP_TYPEPOSUPTO:        case OP_VSPACE_EXTRA + OP_TYPEPOSUPTO:
1978        if (codevalue != OP_VSPACE_EXTRA + OP_TYPEEXACT)        if (codevalue != OP_VSPACE_EXTRA + OP_TYPEEXACT)
1979          { ADD_ACTIVE(state_offset + 4, 0); }          { ADD_ACTIVE(state_offset + 2 + IMM2_SIZE, 0); }
1980        count = current_state->count;  /* Number already matched */        count = current_state->count;  /* Number already matched */
1981        if (clen > 0)        if (clen > 0)
1982          {          {
1983          BOOL OK;          BOOL OK;
1984          switch (c)          switch (c)
1985            {            {
1986            case 0x000a:            VSPACE_CASES:
           case 0x000b:  
           case 0x000c:  
           case 0x000d:  
           case 0x0085:  
           case 0x2028:  
           case 0x2029:  
1987            OK = TRUE;            OK = TRUE;
1988            break;            break;
1989    
# Line 1905  for (;;) Line 1999  for (;;)
1999              next_active_state--;              next_active_state--;
2000              }              }
2001            if (++count >= GET2(code, 1))            if (++count >= GET2(code, 1))
2002              { ADD_NEW_DATA(-(state_offset + 4), 0, 0); }              { ADD_NEW_DATA(-(state_offset + 2 + IMM2_SIZE), 0, 0); }
2003            else            else
2004              { ADD_NEW_DATA(-state_offset, count, 0); }              { ADD_NEW_DATA(-state_offset, count, 0); }
2005            }            }
# Line 1918  for (;;) Line 2012  for (;;)
2012        case OP_HSPACE_EXTRA + OP_TYPEMINUPTO:        case OP_HSPACE_EXTRA + OP_TYPEMINUPTO:
2013        case OP_HSPACE_EXTRA + OP_TYPEPOSUPTO:        case OP_HSPACE_EXTRA + OP_TYPEPOSUPTO:
2014        if (codevalue != OP_HSPACE_EXTRA + OP_TYPEEXACT)        if (codevalue != OP_HSPACE_EXTRA + OP_TYPEEXACT)
2015          { ADD_ACTIVE(state_offset + 4, 0); }          { ADD_ACTIVE(state_offset + 2 + IMM2_SIZE, 0); }
2016        count = current_state->count;  /* Number already matched */        count = current_state->count;  /* Number already matched */
2017        if (clen > 0)        if (clen > 0)
2018          {          {
2019          BOOL OK;          BOOL OK;
2020          switch (c)          switch (c)
2021            {            {
2022            case 0x09:      /* HT */            HSPACE_CASES:
           case 0x20:      /* SPACE */  
           case 0xa0:      /* NBSP */  
           case 0x1680:    /* OGHAM SPACE MARK */  
           case 0x180e:    /* MONGOLIAN VOWEL SEPARATOR */  
           case 0x2000:    /* EN QUAD */  
           case 0x2001:    /* EM QUAD */  
           case 0x2002:    /* EN SPACE */  
           case 0x2003:    /* EM SPACE */  
           case 0x2004:    /* THREE-PER-EM SPACE */  
           case 0x2005:    /* FOUR-PER-EM SPACE */  
           case 0x2006:    /* SIX-PER-EM SPACE */  
           case 0x2007:    /* FIGURE SPACE */  
           case 0x2008:    /* PUNCTUATION SPACE */  
           case 0x2009:    /* THIN SPACE */  
           case 0x200A:    /* HAIR SPACE */  
           case 0x202f:    /* NARROW NO-BREAK SPACE */  
           case 0x205f:    /* MEDIUM MATHEMATICAL SPACE */  
           case 0x3000:    /* IDEOGRAPHIC SPACE */  
2023            OK = TRUE;            OK = TRUE;
2024            break;            break;
2025    
# Line 1960  for (;;) Line 2036  for (;;)
2036              next_active_state--;              next_active_state--;
2037              }              }
2038            if (++count >= GET2(code, 1))            if (++count >= GET2(code, 1))
2039              { ADD_NEW_DATA(-(state_offset + 4), 0, 0); }              { ADD_NEW_DATA(-(state_offset + 2 + IMM2_SIZE), 0, 0); }
2040            else            else
2041              { ADD_NEW_DATA(-state_offset, count, 0); }              { ADD_NEW_DATA(-state_offset, count, 0); }
2042            }            }
# Line 1982  for (;;) Line 2058  for (;;)
2058        case OP_CHARI:        case OP_CHARI:
2059        if (clen == 0) break;        if (clen == 0) break;
2060    
2061  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF
2062        if (utf8)        if (utf)
2063          {          {
2064          if (c == d) { ADD_NEW(state_offset + dlen + 1, 0); } else          if (c == d) { ADD_NEW(state_offset + dlen + 1, 0); } else
2065            {            {
2066            unsigned int othercase;            unsigned int othercase;
2067            if (c < 128) othercase = fcc[c]; else            if (c < 128)
2068                othercase = fcc[c];
2069            /* If we have Unicode property support, we can use it to test the            else
2070            other case of the character. */              /* If we have Unicode property support, we can use it to test the
2071                other case of the character. */
2072  #ifdef SUPPORT_UCP  #ifdef SUPPORT_UCP
2073            othercase = UCD_OTHERCASE(c);              othercase = UCD_OTHERCASE(c);
2074  #else  #else
2075            othercase = NOTACHAR;              othercase = NOTACHAR;
2076  #endif  #endif
2077    
2078            if (d == othercase) { ADD_NEW(state_offset + dlen + 1, 0); }            if (d == othercase) { ADD_NEW(state_offset + dlen + 1, 0); }
2079            }            }
2080          }          }
2081        else        else
2082  #endif  /* SUPPORT_UTF8 */  #endif  /* SUPPORT_UTF */
2083          /* Not UTF mode */
       /* Non-UTF-8 mode */  
2084          {          {
2085          if (lcc[c] == lcc[d]) { ADD_NEW(state_offset + 2, 0); }          if (TABLE_GET(c, lcc, c) == TABLE_GET(d, lcc, d))
2086              { ADD_NEW(state_offset + 2, 0); }
2087          }          }
2088        break;        break;
2089    
# Line 2019  for (;;) Line 2095  for (;;)
2095        to wait for them to pass before continuing. */        to wait for them to pass before continuing. */
2096    
2097        case OP_EXTUNI:        case OP_EXTUNI:
2098        if (clen > 0 && UCD_CATEGORY(c) != ucp_M)        if (clen > 0)
2099          {          {
2100          const uschar *nptr = ptr + clen;          int lgb, rgb;
2101            const pcre_uchar *nptr = ptr + clen;
2102          int ncount = 0;          int ncount = 0;
2103            lgb = UCD_GRAPHBREAK(c);
2104          while (nptr < end_subject)          while (nptr < end_subject)
2105            {            {
2106            int nclen = 1;            dlen = 1;
2107            GETCHARLEN(c, nptr, nclen);            if (!utf) d = *nptr; else { GETCHARLEN(d, nptr, dlen); }
2108            if (UCD_CATEGORY(c) != ucp_M) break;            rgb = UCD_GRAPHBREAK(d);
2109              if ((PRIV(ucp_gbtable)[lgb] & (1 << rgb)) == 0) break;
2110            ncount++;            ncount++;
2111            nptr += nclen;            lgb = rgb;
2112              nptr += dlen;
2113            }            }
2114            if (nptr >= end_subject && (md->moptions & PCRE_PARTIAL_HARD) != 0)
2115                reset_could_continue = TRUE;
2116          ADD_NEW_DATA(-(state_offset + 1), 0, ncount);          ADD_NEW_DATA(-(state_offset + 1), 0, ncount);
2117          }          }
2118        break;        break;
# Line 2044  for (;;) Line 2126  for (;;)
2126        case OP_ANYNL:        case OP_ANYNL:
2127        if (clen > 0) switch(c)        if (clen > 0) switch(c)
2128          {          {
2129          case 0x000b:          case CHAR_VT:
2130          case 0x000c:          case CHAR_FF:
2131          case 0x0085:          case CHAR_NEL:
2132    #ifndef EBCDIC
2133          case 0x2028:          case 0x2028:
2134          case 0x2029:          case 0x2029:
2135    #endif  /* Not EBCDIC */
2136          if ((md->moptions & PCRE_BSR_ANYCRLF) != 0) break;          if ((md->moptions & PCRE_BSR_ANYCRLF) != 0) break;
2137    
2138          case 0x000a:          case CHAR_LF:
2139          ADD_NEW(state_offset + 1, 0);          ADD_NEW(state_offset + 1, 0);
2140          break;          break;
2141    
2142          case 0x000d:          case CHAR_CR:
2143          if (ptr + 1 < end_subject && ptr[1] == 0x0a)          if (ptr + 1 >= end_subject)
2144              {
2145              ADD_NEW(state_offset + 1, 0);
2146              if ((md->moptions & PCRE_PARTIAL_HARD) != 0)
2147                reset_could_continue = TRUE;
2148              }
2149            else if (ptr[1] == CHAR_LF)
2150            {            {
2151            ADD_NEW_DATA(-(state_offset + 1), 0, 1);            ADD_NEW_DATA(-(state_offset + 1), 0, 1);
2152            }            }
# Line 2072  for (;;) Line 2162  for (;;)
2162        case OP_NOT_VSPACE:        case OP_NOT_VSPACE:
2163        if (clen > 0) switch(c)        if (clen > 0) switch(c)
2164          {          {
2165          case 0x000a:          VSPACE_CASES:
         case 0x000b:  
         case 0x000c:  
         case 0x000d:  
         case 0x0085:  
         case 0x2028:  
         case 0x2029:  
2166          break;          break;
2167    
2168          default:          default:
# Line 2091  for (;;) Line 2175  for (;;)
2175        case OP_VSPACE:        case OP_VSPACE:
2176        if (clen > 0) switch(c)        if (clen > 0) switch(c)
2177          {          {
2178          case 0x000a:          VSPACE_CASES:
         case 0x000b:  
         case 0x000c:  
         case 0x000d:  
         case 0x0085:  
         case 0x2028:  
         case 0x2029:  
2179          ADD_NEW(state_offset + 1, 0);          ADD_NEW(state_offset + 1, 0);
2180          break;          break;
2181    
2182          default: break;          default:
2183            break;
2184          }          }
2185        break;        break;
2186    
# Line 2109  for (;;) Line 2188  for (;;)
2188        case OP_NOT_HSPACE:        case OP_NOT_HSPACE:
2189        if (clen > 0) switch(c)        if (clen > 0) switch(c)
2190          {          {
2191          case 0x09:      /* HT */          HSPACE_CASES:
         case 0x20:      /* SPACE */  
         case 0xa0:      /* NBSP */  
         case 0x1680:    /* OGHAM SPACE MARK */  
         case 0x180e:    /* MONGOLIAN VOWEL SEPARATOR */  
         case 0x2000:    /* EN QUAD */  
         case 0x2001:    /* EM QUAD */  
         case 0x2002:    /* EN SPACE */  
         case 0x2003:    /* EM SPACE */  
         case 0x2004:    /* THREE-PER-EM SPACE */  
         case 0x2005:    /* FOUR-PER-EM SPACE */  
         case 0x2006:    /* SIX-PER-EM SPACE */  
         case 0x2007:    /* FIGURE SPACE */  
         case 0x2008:    /* PUNCTUATION SPACE */  
         case 0x2009:    /* THIN SPACE */  
         case 0x200A:    /* HAIR SPACE */  
         case 0x202f:    /* NARROW NO-BREAK SPACE */  
         case 0x205f:    /* MEDIUM MATHEMATICAL SPACE */  
         case 0x3000:    /* IDEOGRAPHIC SPACE */  
2192          break;          break;
2193    
2194          default:          default:
# Line 2140  for (;;) Line 2201  for (;;)
2201        case OP_HSPACE:        case OP_HSPACE:
2202        if (clen > 0) switch(c)        if (clen > 0) switch(c)
2203          {          {
2204          case 0x09:      /* HT */          HSPACE_CASES:
         case 0x20:      /* SPACE */  
         case 0xa0:      /* NBSP */  
         case 0x1680:    /* OGHAM SPACE MARK */  
         case 0x180e:    /* MONGOLIAN VOWEL SEPARATOR */  
         case 0x2000:    /* EN QUAD */  
         case 0x2001:    /* EM QUAD */  
         case 0x2002:    /* EN SPACE */  
         case 0x2003:    /* EM SPACE */  
         case 0x2004:    /* THREE-PER-EM SPACE */  
         case 0x2005:    /* FOUR-PER-EM SPACE */  
         case 0x2006:    /* SIX-PER-EM SPACE */  
         case 0x2007:    /* FIGURE SPACE */  
         case 0x2008:    /* PUNCTUATION SPACE */  
         case 0x2009:    /* THIN SPACE */  
         case 0x200A:    /* HAIR SPACE */  
         case 0x202f:    /* NARROW NO-BREAK SPACE */  
         case 0x205f:    /* MEDIUM MATHEMATICAL SPACE */  
         case 0x3000:    /* IDEOGRAPHIC SPACE */  
2205          ADD_NEW(state_offset + 1, 0);          ADD_NEW(state_offset + 1, 0);
2206          break;          break;
2207    
2208            default:
2209            break;
2210          }          }
2211        break;        break;
2212    
2213        /*-----------------------------------------------------------------*/        /*-----------------------------------------------------------------*/
2214        /* Match a negated single character casefully. This is only used for        /* Match a negated single character casefully. */
       one-byte characters, that is, we know that d < 256. The character we are  
       checking (c) can be multibyte. */  
2215    
2216        case OP_NOT:        case OP_NOT:
2217        if (clen > 0 && c != d) { ADD_NEW(state_offset + dlen + 1, 0); }        if (clen > 0 && c != d) { ADD_NEW(state_offset + dlen + 1, 0); }
2218        break;        break;
2219    
2220        /*-----------------------------------------------------------------*/        /*-----------------------------------------------------------------*/
2221        /* Match a negated single character caselessly. This is only used for        /* Match a negated single character caselessly. */
       one-byte characters, that is, we know that d < 256. The character we are  
       checking (c) can be multibyte. */  
2222    
2223        case OP_NOTI:        case OP_NOTI:
2224        if (clen > 0 && c != d && c != fcc[d])        if (clen > 0)
2225          { ADD_NEW(state_offset + dlen + 1, 0); }          {
2226            unsigned int otherd;
2227    #ifdef SUPPORT_UTF
2228            if (utf && d >= 128)
2229              {
2230    #ifdef SUPPORT_UCP
2231              otherd = UCD_OTHERCASE(d);
2232    #endif  /* SUPPORT_UCP */
2233              }
2234            else
2235    #endif  /* SUPPORT_UTF */
2236            otherd = TABLE_GET(d, fcc, d);
2237            if (c != d && c != otherd)
2238              { ADD_NEW(state_offset + dlen + 1, 0); }
2239            }
2240        break;        break;
2241    
2242        /*-----------------------------------------------------------------*/        /*-----------------------------------------------------------------*/
# Line 2207  for (;;) Line 2263  for (;;)
2263          unsigned int otherd = NOTACHAR;          unsigned int otherd = NOTACHAR;
2264          if (caseless)          if (caseless)
2265            {            {
2266  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF
2267            if (utf8 && d >= 128)            if (utf && d >= 128)
2268              {              {
2269  #ifdef SUPPORT_UCP  #ifdef SUPPORT_UCP
2270              otherd = UCD_OTHERCASE(d);              otherd = UCD_OTHERCASE(d);
2271  #endif  /* SUPPORT_UCP */  #endif  /* SUPPORT_UCP */
2272              }              }
2273            else            else
2274  #endif  /* SUPPORT_UTF8 */  #endif  /* SUPPORT_UTF */
2275            otherd = fcc[d];            otherd = TABLE_GET(d, fcc, d);
2276            }            }
2277          if ((c == d || c == otherd) == (codevalue < OP_NOTSTAR))          if ((c == d || c == otherd) == (codevalue < OP_NOTSTAR))
2278            {            {
# Line 2254  for (;;) Line 2310  for (;;)
2310          unsigned int otherd = NOTACHAR;          unsigned int otherd = NOTACHAR;
2311          if (caseless)          if (caseless)
2312            {            {
2313  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF
2314            if (utf8 && d >= 128)            if (utf && d >= 128)
2315              {              {
2316  #ifdef SUPPORT_UCP  #ifdef SUPPORT_UCP
2317              otherd = UCD_OTHERCASE(d);              otherd = UCD_OTHERCASE(d);
2318  #endif  /* SUPPORT_UCP */  #endif  /* SUPPORT_UCP */
2319              }              }
2320            else            else
2321  #endif  /* SUPPORT_UTF8 */  #endif  /* SUPPORT_UTF */
2322            otherd = fcc[d];            otherd = TABLE_GET(d, fcc, d);
2323            }            }
2324          if ((c == d || c == otherd) == (codevalue < OP_NOTSTAR))          if ((c == d || c == otherd) == (codevalue < OP_NOTSTAR))
2325            {            {
# Line 2299  for (;;) Line 2355  for (;;)
2355          unsigned int otherd = NOTACHAR;          unsigned int otherd = NOTACHAR;
2356          if (caseless)          if (caseless)
2357            {            {
2358  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF
2359            if (utf8 && d >= 128)            if (utf && d >= 128)
2360              {              {
2361  #ifdef SUPPORT_UCP  #ifdef SUPPORT_UCP
2362              otherd = UCD_OTHERCASE(d);              otherd = UCD_OTHERCASE(d);
2363  #endif  /* SUPPORT_UCP */  #endif  /* SUPPORT_UCP */
2364              }              }
2365            else            else
2366  #endif  /* SUPPORT_UTF8 */  #endif  /* SUPPORT_UTF */
2367            otherd = fcc[d];            otherd = TABLE_GET(d, fcc, d);
2368            }            }
2369          if ((c == d || c == otherd) == (codevalue < OP_NOTSTAR))          if ((c == d || c == otherd) == (codevalue < OP_NOTSTAR))
2370            {            {
# Line 2336  for (;;) Line 2392  for (;;)
2392          unsigned int otherd = NOTACHAR;          unsigned int otherd = NOTACHAR;
2393          if (caseless)          if (caseless)
2394            {            {
2395  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF
2396            if (utf8 && d >= 128)            if (utf && d >= 128)
2397              {              {
2398  #ifdef SUPPORT_UCP  #ifdef SUPPORT_UCP
2399              otherd = UCD_OTHERCASE(d);              otherd = UCD_OTHERCASE(d);
2400  #endif  /* SUPPORT_UCP */  #endif  /* SUPPORT_UCP */
2401              }              }
2402            else            else
2403  #endif  /* SUPPORT_UTF8 */  #endif  /* SUPPORT_UTF */
2404            otherd = fcc[d];            otherd = TABLE_GET(d, fcc, d);
2405            }            }
2406          if ((c == d || c == otherd) == (codevalue < OP_NOTSTAR))          if ((c == d || c == otherd) == (codevalue < OP_NOTSTAR))
2407            {            {
2408            if (++count >= GET2(code, 1))            if (++count >= GET2(code, 1))
2409              { ADD_NEW(state_offset + dlen + 3, 0); }              { ADD_NEW(state_offset + dlen + 1 + IMM2_SIZE, 0); }
2410            else            else
2411              { ADD_NEW(state_offset, count); }              { ADD_NEW(state_offset, count); }
2412            }            }
# Line 2373  for (;;) Line 2429  for (;;)
2429        case OP_NOTUPTO:        case OP_NOTUPTO:
2430        case OP_NOTMINUPTO:        case OP_NOTMINUPTO:
2431        case OP_NOTPOSUPTO:        case OP_NOTPOSUPTO:
2432        ADD_ACTIVE(state_offset + dlen + 3, 0);        ADD_ACTIVE(state_offset + dlen + 1 + IMM2_SIZE, 0);
2433        count = current_state->count;  /* Number already matched */        count = current_state->count;  /* Number already matched */
2434        if (clen > 0)        if (clen > 0)
2435          {          {
2436          unsigned int otherd = NOTACHAR;          unsigned int otherd = NOTACHAR;
2437          if (caseless)          if (caseless)
2438            {            {
2439  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF
2440            if (utf8 && d >= 128)            if (utf && d >= 128)
2441              {              {
2442  #ifdef SUPPORT_UCP  #ifdef SUPPORT_UCP
2443              otherd = UCD_OTHERCASE(d);              otherd = UCD_OTHERCASE(d);
2444  #endif  /* SUPPORT_UCP */  #endif  /* SUPPORT_UCP */
2445              }              }
2446            else            else
2447  #endif  /* SUPPORT_UTF8 */  #endif  /* SUPPORT_UTF */
2448            otherd = fcc[d];            otherd = TABLE_GET(d, fcc, d);
2449            }            }
2450          if ((c == d || c == otherd) == (codevalue < OP_NOTSTAR))          if ((c == d || c == otherd) == (codevalue < OP_NOTSTAR))
2451            {            {
# Line 2399  for (;;) Line 2455  for (;;)
2455              next_active_state--;              next_active_state--;
2456              }              }
2457            if (++count >= GET2(code, 1))            if (++count >= GET2(code, 1))
2458              { ADD_NEW(state_offset + dlen + 3, 0); }              { ADD_NEW(state_offset + dlen + 1 + IMM2_SIZE, 0); }
2459            else            else
2460              { ADD_NEW(state_offset, count); }              { ADD_NEW(state_offset, count); }
2461            }            }
# Line 2416  for (;;) Line 2472  for (;;)
2472          {          {
2473          BOOL isinclass = FALSE;          BOOL isinclass = FALSE;
2474          int next_state_offset;          int next_state_offset;
2475          const uschar *ecode;          const pcre_uchar *ecode;
2476    
2477          /* For a simple class, there is always just a 32-byte table, and we          /* For a simple class, there is always just a 32-byte table, and we
2478          can set isinclass from it. */          can set isinclass from it. */
2479    
2480          if (codevalue != OP_XCLASS)          if (codevalue != OP_XCLASS)
2481            {            {
2482            ecode = code + 33;            ecode = code + 1 + (32 / sizeof(pcre_uchar));
2483            if (clen > 0)            if (clen > 0)
2484              {              {
2485              isinclass = (c > 255)? (codevalue == OP_NCLASS) :              isinclass = (c > 255)? (codevalue == OP_NCLASS) :
2486                ((code[1 + c/8] & (1 << (c&7))) != 0);                ((((pcre_uint8 *)(code + 1))[c/8] & (1 << (c&7))) != 0);
2487              }              }
2488            }            }
2489    
# Line 2438  for (;;) Line 2494  for (;;)
2494          else          else
2495           {           {
2496           ecode = code + GET(code, 1);           ecode = code + GET(code, 1);
2497           if (clen > 0) isinclass = _pcre_xclass(c, code + 1 + LINK_SIZE);           if (clen > 0) isinclass = PRIV(xclass)(c, code + 1 + LINK_SIZE, utf);
2498           }           }
2499    
2500          /* At this point, isinclass is set for all kinds of class, and ecode          /* At this point, isinclass is set for all kinds of class, and ecode
# Line 2472  for (;;) Line 2528  for (;;)
2528            case OP_CRMINRANGE:            case OP_CRMINRANGE:
2529            count = current_state->count;  /* Already matched */            count = current_state->count;  /* Already matched */
2530            if (count >= GET2(ecode, 1))            if (count >= GET2(ecode, 1))
2531              { ADD_ACTIVE(next_state_offset + 5, 0); }              { ADD_ACTIVE(next_state_offset + 1 + 2 * IMM2_SIZE, 0); }
2532            if (isinclass)            if (isinclass)
2533              {              {
2534              int max = GET2(ecode, 3);              int max = GET2(ecode, 1 + IMM2_SIZE);
2535              if (++count >= max && max != 0)   /* Max 0 => no limit */              if (++count >= max && max != 0)   /* Max 0 => no limit */
2536                { ADD_NEW(next_state_offset + 5, 0); }                { ADD_NEW(next_state_offset + 1 + 2 * IMM2_SIZE, 0); }
2537              else              else
2538                { ADD_NEW(state_offset, count); }                { ADD_NEW(state_offset, count); }
2539              }              }
# Line 2508  for (;;) Line 2564  for (;;)
2564          int rc;          int rc;
2565          int local_offsets[2];          int local_offsets[2];
2566          int local_workspace[1000];          int local_workspace[1000];
2567          const uschar *endasscode = code + GET(code, 1);          const pcre_uchar *endasscode = code + GET(code, 1);
2568    
2569          while (*endasscode == OP_ALT) endasscode += GET(endasscode, 1);          while (*endasscode == OP_ALT) endasscode += GET(endasscode, 1);
2570    
# Line 2545  for (;;) Line 2601  for (;;)
2601          if (code[LINK_SIZE+1] == OP_CALLOUT)          if (code[LINK_SIZE+1] == OP_CALLOUT)
2602            {            {
2603            rrc = 0;            rrc = 0;
2604            if (pcre_callout != NULL)            if (PUBL(callout) != NULL)
2605              {              {
2606              pcre_callout_block cb;              PUBL(callout_block) cb;
2607              cb.version          = 1;   /* Version 1 of the callout block */              cb.version          = 1;   /* Version 1 of the callout block */
2608              cb.callout_number   = code[LINK_SIZE+2];              cb.callout_number   = code[LINK_SIZE+2];
2609              cb.offset_vector    = offsets;              cb.offset_vector    = offsets;
2610    #if defined COMPILE_PCRE8
2611              cb.subject          = (PCRE_SPTR)start_subject;              cb.subject          = (PCRE_SPTR)start_subject;
2612    #elif defined COMPILE_PCRE16
2613                cb.subject          = (PCRE_SPTR16)start_subject;
2614    #elif defined COMPILE_PCRE32
2615                cb.subject          = (PCRE_SPTR32)start_subject;
2616    #endif
2617              cb.subject_length   = (int)(end_subject - start_subject);              cb.subject_length   = (int)(end_subject - start_subject);
2618              cb.start_match      = (int)(current_subject - start_subject);              cb.start_match      = (int)(current_subject - start_subject);
2619              cb.current_position = (int)(ptr - start_subject);              cb.current_position = (int)(ptr - start_subject);
# Line 2561  for (;;) Line 2623  for (;;)
2623              cb.capture_last     = -1;              cb.capture_last     = -1;
2624              cb.callout_data     = md->callout_data;              cb.callout_data     = md->callout_data;
2625              cb.mark             = NULL;   /* No (*MARK) support */              cb.mark             = NULL;   /* No (*MARK) support */
2626              if ((rrc = (*pcre_callout)(&cb)) < 0) return rrc;   /* Abandon */              if ((rrc = (*PUBL(callout))(&cb)) < 0) return rrc;   /* Abandon */
2627              }              }
2628            if (rrc > 0) break;                      /* Fail this thread */            if (rrc > 0) break;                      /* Fail this thread */
2629            code += _pcre_OP_lengths[OP_CALLOUT];    /* Skip callout data */            code += PRIV(OP_lengths)[OP_CALLOUT];    /* Skip callout data */
2630            }            }
2631    
2632          condcode = code[LINK_SIZE+1];          condcode = code[LINK_SIZE+1];
# Line 2585  for (;;) Line 2647  for (;;)
2647    
2648          else if (condcode == OP_RREF || condcode == OP_NRREF)          else if (condcode == OP_RREF || condcode == OP_NRREF)
2649            {            {
2650            int value = GET2(code, LINK_SIZE+2);            int value = GET2(code, LINK_SIZE + 2);
2651            if (value != RREF_ANY) return PCRE_ERROR_DFA_UCOND;            if (value != RREF_ANY) return PCRE_ERROR_DFA_UCOND;
2652            if (md->recursive != NULL)            if (md->recursive != NULL)
2653              { ADD_ACTIVE(state_offset + LINK_SIZE + 4, 0); }              { ADD_ACTIVE(state_offset + LINK_SIZE + 2 + IMM2_SIZE, 0); }
2654            else { ADD_ACTIVE(state_offset + codelink + LINK_SIZE + 1, 0); }            else { ADD_ACTIVE(state_offset + codelink + LINK_SIZE + 1, 0); }
2655            }            }
2656    
# Line 2597  for (;;) Line 2659  for (;;)
2659          else          else
2660            {            {
2661            int rc;            int rc;
2662            const uschar *asscode = code + LINK_SIZE + 1;            const pcre_uchar *asscode = code + LINK_SIZE + 1;
2663            const uschar *endasscode = asscode + GET(asscode, 1);            const pcre_uchar *endasscode = asscode + GET(asscode, 1);
2664    
2665            while (*endasscode == OP_ALT) endasscode += GET(endasscode, 1);            while (*endasscode == OP_ALT) endasscode += GET(endasscode, 1);
2666    
# Line 2629  for (;;) Line 2691  for (;;)
2691          dfa_recursion_info *ri;          dfa_recursion_info *ri;
2692          int local_offsets[1000];          int local_offsets[1000];
2693          int local_workspace[1000];          int local_workspace[1000];
2694          const uschar *callpat = start_code + GET(code, 1);          const pcre_uchar *callpat = start_code + GET(code, 1);
2695          int recno = (callpat == md->start_code)? 0 :          int recno = (callpat == md->start_code)? 0 :
2696            GET2(callpat, 1 + LINK_SIZE);            GET2(callpat, 1 + LINK_SIZE);
2697          int rc;          int rc;
# Line 2680  for (;;) Line 2742  for (;;)
2742            {            {
2743            for (rc = rc*2 - 2; rc >= 0; rc -= 2)            for (rc = rc*2 - 2; rc >= 0; rc -= 2)
2744              {              {
             const uschar *p = start_subject + local_offsets[rc];  
             const uschar *pp = start_subject + local_offsets[rc+1];  
2745              int charcount = local_offsets[rc+1] - local_offsets[rc];              int charcount = local_offsets[rc+1] - local_offsets[rc];
2746              while (p < pp) if ((*p++ & 0xc0) == 0x80) charcount--;  #if defined SUPPORT_UTF && !defined COMPILE_PCRE32
2747                if (utf)
2748                  {
2749                  const pcre_uchar *p = start_subject + local_offsets[rc];
2750                  const pcre_uchar *pp = start_subject + local_offsets[rc+1];
2751                  while (p < pp) if (NOT_FIRSTCHAR(*p++)) charcount--;
2752                  }
2753    #endif
2754              if (charcount > 0)              if (charcount > 0)
2755                {                {
2756                ADD_NEW_DATA(-(state_offset + LINK_SIZE + 1), 0, (charcount - 1));                ADD_NEW_DATA(-(state_offset + LINK_SIZE + 1), 0, (charcount - 1));
# Line 2706  for (;;) Line 2773  for (;;)
2773        case OP_BRAPOSZERO:        case OP_BRAPOSZERO:
2774          {          {
2775          int charcount, matched_count;          int charcount, matched_count;
2776          const uschar *local_ptr = ptr;          const pcre_uchar *local_ptr = ptr;
2777          BOOL allow_zero;          BOOL allow_zero;
2778    
2779          if (codevalue == OP_BRAPOSZERO)          if (codevalue == OP_BRAPOSZERO)
# Line 2756  for (;;) Line 2823  for (;;)
2823    
2824          if (matched_count > 0 || allow_zero)          if (matched_count > 0 || allow_zero)
2825            {            {
2826            const uschar *end_subpattern = code;            const pcre_uchar *end_subpattern = code;
2827            int next_state_offset;            int next_state_offset;
2828    
2829            do { end_subpattern += GET(end_subpattern, 1); }            do { end_subpattern += GET(end_subpattern, 1); }
# Line 2777  for (;;) Line 2844  for (;;)
2844              }              }
2845            else            else
2846              {              {
2847              const uschar *p = ptr;              const pcre_uchar *p = ptr;
2848              const uschar *pp = local_ptr;              const pcre_uchar *pp = local_ptr;
2849              charcount = pp - p;              charcount = (int)(pp - p);
2850              while (p < pp) if ((*p++ & 0xc0) == 0x80) charcount--;  #if defined SUPPORT_UTF && !defined COMPILE_PCRE32
2851                if (utf) while (p < pp) if (NOT_FIRSTCHAR(*p++)) charcount--;
2852    #endif
2853              ADD_NEW_DATA(-next_state_offset, 0, (charcount - 1));              ADD_NEW_DATA(-next_state_offset, 0, (charcount - 1));
2854              }              }
2855            }            }
# Line 2789  for (;;) Line 2858  for (;;)
2858    
2859        /*-----------------------------------------------------------------*/        /*-----------------------------------------------------------------*/
2860        case OP_ONCE:        case OP_ONCE:
2861          case OP_ONCE_NC:
2862          {          {
2863          int local_offsets[2];          int local_offsets[2];
2864          int local_workspace[1000];          int local_workspace[1000];
# Line 2806  for (;;) Line 2876  for (;;)
2876    
2877          if (rc >= 0)          if (rc >= 0)
2878            {            {
2879            const uschar *end_subpattern = code;            const pcre_uchar *end_subpattern = code;
2880            int charcount = local_offsets[1] - local_offsets[0];            int charcount = local_offsets[1] - local_offsets[0];
2881            int next_state_offset, repeat_state_offset;            int next_state_offset, repeat_state_offset;
2882    
# Line 2859  for (;;) Line 2929  for (;;)
2929              }              }
2930            else            else
2931              {              {
2932              const uschar *p = start_subject + local_offsets[0];  #if defined SUPPORT_UTF && !defined COMPILE_PCRE32
2933              const uschar *pp = start_subject + local_offsets[1];              if (utf)
2934              while (p < pp) if ((*p++ & 0xc0) == 0x80) charcount--;                {
2935                  const pcre_uchar *p = start_subject + local_offsets[0];
2936                  const pcre_uchar *pp = start_subject + local_offsets[1];
2937                  while (p < pp) if (NOT_FIRSTCHAR(*p++)) charcount--;
2938                  }
2939    #endif
2940              ADD_NEW_DATA(-next_state_offset, 0, (charcount - 1));              ADD_NEW_DATA(-next_state_offset, 0, (charcount - 1));
2941              if (repeat_state_offset >= 0)              if (repeat_state_offset >= 0)
2942                { ADD_NEW_DATA(-repeat_state_offset, 0, (charcount - 1)); }                { ADD_NEW_DATA(-repeat_state_offset, 0, (charcount - 1)); }
# Line 2877  for (;;) Line 2952  for (;;)
2952    
2953        case OP_CALLOUT:        case OP_CALLOUT:
2954        rrc = 0;        rrc = 0;
2955        if (pcre_callout != NULL)        if (PUBL(callout) != NULL)
2956          {          {
2957          pcre_callout_block cb;          PUBL(callout_block) cb;
2958          cb.version          = 1;   /* Version 1 of the callout block */          cb.version          = 1;   /* Version 1 of the callout block */
2959          cb.callout_number   = code[1];          cb.callout_number   = code[1];
2960          cb.offset_vector    = offsets;          cb.offset_vector    = offsets;
2961    #if defined COMPILE_PCRE8
2962          cb.subject          = (PCRE_SPTR)start_subject;          cb.subject          = (PCRE_SPTR)start_subject;
2963    #elif defined COMPILE_PCRE16
2964            cb.subject          = (PCRE_SPTR16)start_subject;
2965    #elif defined COMPILE_PCRE32
2966            cb.subject          = (PCRE_SPTR32)start_subject;
2967    #endif
2968          cb.subject_length   = (int)(end_subject - start_subject);          cb.subject_length   = (int)(end_subject - start_subject);
2969          cb.start_match      = (int)(current_subject - start_subject);          cb.start_match      = (int)(current_subject - start_subject);
2970          cb.current_position = (int)(ptr - start_subject);          cb.current_position = (int)(ptr - start_subject);
# Line 2893  for (;;) Line 2974  for (;;)
2974          cb.capture_last     = -1;          cb.capture_last     = -1;
2975          cb.callout_data     = md->callout_data;          cb.callout_data     = md->callout_data;
2976          cb.mark             = NULL;   /* No (*MARK) support */          cb.mark             = NULL;   /* No (*MARK) support */
2977          if ((rrc = (*pcre_callout)(&cb)) < 0) return rrc;   /* Abandon */          if ((rrc = (*PUBL(callout))(&cb)) < 0) return rrc;   /* Abandon */
2978          }          }
2979        if (rrc == 0)        if (rrc == 0)
2980          { ADD_ACTIVE(state_offset + _pcre_OP_lengths[OP_CALLOUT], 0); }          { ADD_ACTIVE(state_offset + PRIV(OP_lengths)[OP_CALLOUT], 0); }
2981        break;        break;
2982    
2983    
# Line 2925  for (;;) Line 3006  for (;;)
3006    if (new_count <= 0)    if (new_count <= 0)
3007      {      {
3008      if (rlevel == 1 &&                               /* Top level, and */      if (rlevel == 1 &&                               /* Top level, and */
3009          could_continue &&                            /* Some could go on */          could_continue &&                            /* Some could go on, and */
3010          forced_fail != workspace[1] &&               /* Not all forced fail & */          forced_fail != workspace[1] &&               /* Not all forced fail & */
3011          (                                            /* either... */          (                                            /* either... */
3012          (md->moptions & PCRE_PARTIAL_HARD) != 0      /* Hard partial */          (md->moptions & PCRE_PARTIAL_HARD) != 0      /* Hard partial */
# Line 2933  for (;;) Line 3014  for (;;)
3014          ((md->moptions & PCRE_PARTIAL_SOFT) != 0 &&  /* Soft partial and */          ((md->moptions & PCRE_PARTIAL_SOFT) != 0 &&  /* Soft partial and */
3015           match_count < 0)                            /* no matches */           match_count < 0)                            /* no matches */
3016          ) &&                                         /* And... */          ) &&                                         /* And... */
3017          ptr >= end_subject &&                  /* Reached end of subject */          (
3018          ptr > md->start_used_ptr)              /* Inspected non-empty string */          partial_newline ||                           /* Either partial NL */
3019              (                                          /* or ... */
3020              ptr >= end_subject &&                /* End of subject and */
3021              ptr > md->start_used_ptr)            /* Inspected non-empty string */
3022              )
3023            )
3024        {        {
3025        if (offsetcount >= 2)        if (offsetcount >= 2)
3026          {          {
# Line 2993  Returns:          > 0 => number of match Line 3079  Returns:          > 0 => number of match
3079                   < -1 => some kind of unexpected problem                   < -1 => some kind of unexpected problem
3080  */  */
3081    
3082    #if defined COMPILE_PCRE8
3083  PCRE_EXP_DEFN int PCRE_CALL_CONVENTION  PCRE_EXP_DEFN int PCRE_CALL_CONVENTION
3084  pcre_dfa_exec(const pcre *argument_re, const pcre_extra *extra_data,  pcre_dfa_exec(const pcre *argument_re, const pcre_extra *extra_data,
3085    const char *subject, int length, int start_offset, int options, int *offsets,    const char *subject, int length, int start_offset, int options, int *offsets,
3086    int offsetcount, int *workspace, int wscount)    int offsetcount, int *workspace, int wscount)
3087    #elif defined COMPILE_PCRE16
3088    PCRE_EXP_DEFN int PCRE_CALL_CONVENTION
3089    pcre16_dfa_exec(const pcre16 *argument_re, const pcre16_extra *extra_data,
3090      PCRE_SPTR16 subject, int length, int start_offset, int options, int *offsets,
3091      int offsetcount, int *workspace, int wscount)
3092    #elif defined COMPILE_PCRE32
3093    PCRE_EXP_DEFN int PCRE_CALL_CONVENTION
3094    pcre32_dfa_exec(const pcre32 *argument_re, const pcre32_extra *extra_data,
3095      PCRE_SPTR32 subject, int length, int start_offset, int options, int *offsets,
3096      int offsetcount, int *workspace, int wscount)
3097    #endif
3098  {  {
3099  real_pcre *re = (real_pcre *)argument_re;  REAL_PCRE *re = (REAL_PCRE *)argument_re;
3100  dfa_match_data match_block;  dfa_match_data match_block;
3101  dfa_match_data *md = &match_block;  dfa_match_data *md = &match_block;
3102  BOOL utf8, anchored, startline, firstline;  BOOL utf, anchored, startline, firstline;
3103  const uschar *current_subject, *end_subject, *lcc;  const pcre_uchar *current_subject, *end_subject;
   
 pcre_study_data internal_study;  
3104  const pcre_study_data *study = NULL;  const pcre_study_data *study = NULL;
 real_pcre internal_re;  
3105    
3106  const uschar *req_byte_ptr;  const pcre_uchar *req_char_ptr;
3107  const uschar *start_bits = NULL;  const pcre_uint8 *start_bits = NULL;
3108  BOOL first_byte_caseless = FALSE;  BOOL has_first_char = FALSE;
3109  BOOL req_byte_caseless = FALSE;  BOOL has_req_char = FALSE;
3110  int first_byte = -1;  pcre_uchar first_char = 0;
3111  int req_byte = -1;  pcre_uchar first_char2 = 0;
3112  int req_byte2 = -1;  pcre_uchar req_char = 0;
3113    pcre_uchar req_char2 = 0;
3114  int newline;  int newline;
3115    
3116  /* Plausibility checks */  /* Plausibility checks */
# Line 3026  if (offsetcount < 0) return PCRE_ERROR_B Line 3122  if (offsetcount < 0) return PCRE_ERROR_B
3122  if (wscount < 20) return PCRE_ERROR_DFA_WSSIZE;  if (wscount < 20) return PCRE_ERROR_DFA_WSSIZE;
3123  if (start_offset < 0 || start_offset > length) return PCRE_ERROR_BADOFFSET;  if (start_offset < 0 || start_offset > length) return PCRE_ERROR_BADOFFSET;
3124    
3125  /* We need to find the pointer to any study data before we test for byte  /* Check that the first field in the block is the magic number. If it is not,
3126  flipping, so we scan the extra_data block first. This may set two fields in the  return with PCRE_ERROR_BADMAGIC. However, if the magic number is equal to
3127  match block, so we must initialize them beforehand. However, the other fields  REVERSED_MAGIC_NUMBER we return with PCRE_ERROR_BADENDIANNESS, which
3128  in the match block must not be set until after the byte flipping. */  means that the pattern is likely compiled with different endianness. */
3129    
3130    if (re->magic_number != MAGIC_NUMBER)
3131      return re->magic_number == REVERSED_MAGIC_NUMBER?
3132        PCRE_ERROR_BADENDIANNESS:PCRE_ERROR_BADMAGIC;
3133    if ((re->flags & PCRE_MODE) == 0) return PCRE_ERROR_BADMODE;
3134    
3135    /* If restarting after a partial match, do some sanity checks on the contents
3136    of the workspace. */
3137    
3138    if ((options & PCRE_DFA_RESTART) != 0)
3139      {
3140      if ((workspace[0] & (-2)) != 0 || workspace[1] < 1 ||
3141        workspace[1] > (wscount - 2)/INTS_PER_STATEBLOCK)
3142          return PCRE_ERROR_DFA_BADRESTART;
3143      }
3144    
3145    /* Set up study, callout, and table data */
3146    
3147  md->tables = re->tables;  md->tables = re->tables;
3148  md->callout_data = NULL;  md->callout_data = NULL;
# Line 3048  if (extra_data != NULL) Line 3161  if (extra_data != NULL)
3161      md->tables = extra_data->tables;      md->tables = extra_data->tables;
3162    }    }
3163    
 /* Check that the first field in the block is the magic number. If it is not,  
 test for a regex that was compiled on a host of opposite endianness. If this is  
 the case, flipped values are put in internal_re and internal_study if there was  
 study data too. */  
   
 if (re->magic_number != MAGIC_NUMBER)  
   {  
   re = _pcre_try_flipped(re, &internal_re, study, &internal_study);  
   if (re == NULL) return PCRE_ERROR_BADMAGIC;  
   if (study != NULL) study = &internal_study;  
   }  
   
3164  /* Set some local values */  /* Set some local values */
3165    
3166  current_subject = (const unsigned char *)subject + start_offset;  current_subject = (const pcre_uchar *)subject + start_offset;
3167  end_subject = (const unsigned char *)subject + length;  end_subject = (const pcre_uchar *)subject + length;
3168  req_byte_ptr = current_subject - 1;  req_char_ptr = current_subject - 1;
3169    
3170  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF
3171  utf8 = (re->options & PCRE_UTF8) != 0;  /* PCRE_UTF(16|32) have the same value as PCRE_UTF8. */
3172    utf = (re->options & PCRE_UTF8) != 0;
3173  #else  #else
3174  utf8 = FALSE;  utf = FALSE;
3175  #endif  #endif
3176    
3177  anchored = (options & (PCRE_ANCHORED|PCRE_DFA_RESTART)) != 0 ||  anchored = (options & (PCRE_ANCHORED|PCRE_DFA_RESTART)) != 0 ||
# Line 3077  anchored = (options & (PCRE_ANCHORED|PCR Line 3179  anchored = (options & (PCRE_ANCHORED|PCR
3179    
3180  /* The remaining fixed data for passing around. */  /* The remaining fixed data for passing around. */
3181    
3182  md->start_code = (const uschar *)argument_re +  md->start_code = (const pcre_uchar *)argument_re +
3183      re->name_table_offset + re->name_count * re->name_entry_size;      re->name_table_offset + re->name_count * re->name_entry_size;
3184  md->start_subject = (const unsigned char *)subject;  md->start_subject = (const pcre_uchar *)subject;
3185  md->end_subject = end_subject;  md->end_subject = end_subject;
3186  md->start_offset = start_offset;  md->start_offset = start_offset;
3187  md->moptions = options;  md->moptions = options;
# Line 3140  else Line 3242  else
3242  /* Check a UTF-8 string if required. Unfortunately there's no way of passing  /* Check a UTF-8 string if required. Unfortunately there's no way of passing
3243  back the character offset. */  back the character offset. */
3244    
3245  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF
3246  if (utf8 && (options & PCRE_NO_UTF8_CHECK) == 0)  if (utf && (options & PCRE_NO_UTF8_CHECK) == 0)
3247    {    {
3248    int erroroffset;    int erroroffset;
3249    int errorcode = _pcre_valid_utf8((uschar *)subject, length, &erroroffset);    int errorcode = PRIV(valid_utf)((pcre_uchar *)subject, length, &erroroffset);
3250    if (errorcode != 0)    if (errorcode != 0)
3251      {      {
3252      if (offsetcount >= 2)      if (offsetcount >= 2)
# Line 3152  if (utf8 && (options & PCRE_NO_UTF8_CHEC Line 3254  if (utf8 && (options & PCRE_NO_UTF8_CHEC
3254        offsets[0] = erroroffset;        offsets[0] = erroroffset;
3255        offsets[1] = errorcode;        offsets[1] = errorcode;
3256        }        }
3257      return (errorcode <= PCRE_UTF8_ERR5 && (options & PCRE_PARTIAL_HARD) != 0)?  #if defined COMPILE_PCRE8
3258        return (errorcode <= PCRE_UTF8_ERR5 && (options & PCRE_PARTIAL_HARD) != 0) ?
3259        PCRE_ERROR_SHORTUTF8 : PCRE_ERROR_BADUTF8;        PCRE_ERROR_SHORTUTF8 : PCRE_ERROR_BADUTF8;
3260    #elif defined COMPILE_PCRE16
3261        return (errorcode <= PCRE_UTF16_ERR1 && (options & PCRE_PARTIAL_HARD) != 0) ?
3262          PCRE_ERROR_SHORTUTF16 : PCRE_ERROR_BADUTF16;
3263    #elif defined COMPILE_PCRE32
3264        return PCRE_ERROR_BADUTF32;
3265    #endif
3266      }      }
3267    #if defined COMPILE_PCRE8 || defined COMPILE_PCRE16
3268    if (start_offset > 0 && start_offset < length &&    if (start_offset > 0 && start_offset < length &&
3269          (((USPTR)subject)[start_offset] & 0xc0) == 0x80)          NOT_FIRSTCHAR(((PCRE_PUCHAR)subject)[start_offset]))
3270      return PCRE_ERROR_BADUTF8_OFFSET;      return PCRE_ERROR_BADUTF8_OFFSET;
3271    #endif
3272    }    }
3273  #endif  #endif
3274    
# Line 3165  if (utf8 && (options & PCRE_NO_UTF8_CHEC Line 3276  if (utf8 && (options & PCRE_NO_UTF8_CHEC
3276  is a feature that makes it possible to save compiled regex and re-use them  is a feature that makes it possible to save compiled regex and re-use them
3277  in other programs later. */  in other programs later. */
3278    
3279  if (md->tables == NULL) md->tables = _pcre_default_tables;  if (md->tables == NULL) md->tables = PRIV(default_tables);
3280    
3281  /* The lower casing table and the "must be at the start of a line" flag are  /* The "must be at the start of a line" flags are used in a loop when finding
3282  used in a loop when finding where to start. */  where to start. */
3283    
 lcc = md->tables + lcc_offset;  
3284  startline = (re->flags & PCRE_STARTLINE) != 0;  startline = (re->flags & PCRE_STARTLINE) != 0;
3285  firstline = (re->options & PCRE_FIRSTLINE) != 0;  firstline = (re->options & PCRE_FIRSTLINE) != 0;
3286    
# Line 3184  if (!anchored) Line 3294  if (!anchored)
3294    {    {
3295    if ((re->flags & PCRE_FIRSTSET) != 0)    if ((re->flags & PCRE_FIRSTSET) != 0)
3296      {      {
3297      first_byte = re->first_byte & 255;      has_first_char = TRUE;
3298      if ((first_byte_caseless = ((re->first_byte & REQ_CASELESS) != 0)) == TRUE)      first_char = first_char2 = (pcre_uchar)(re->first_char);
3299        first_byte = lcc[first_byte];      if ((re->flags & PCRE_FCH_CASELESS) != 0)
3300          {
3301          first_char2 = TABLE_GET(first_char, md->tables + fcc_offset, first_char);
3302    #if defined SUPPORT_UCP && !(defined COMPILE_PCRE8)
3303          if (utf && first_char > 127)
3304            first_char2 = UCD_OTHERCASE(first_char);
3305    #endif
3306          }
3307      }      }
3308    else    else
3309      {      {
# Line 3201  character" set. */ Line 3318  character" set. */
3318    
3319  if ((re->flags & PCRE_REQCHSET) != 0)  if ((re->flags & PCRE_REQCHSET) != 0)
3320    {    {
3321    req_byte = re->req_byte & 255;    has_req_char = TRUE;
3322    req_byte_caseless = (re->req_byte & REQ_CASELESS) != 0;    req_char = req_char2 = (pcre_uchar)(re->req_char);
3323    req_byte2 = (md->tables + fcc_offset)[req_byte];  /* case flipped */    if ((re->flags & PCRE_RCH_CASELESS) != 0)
3324        {
3325        req_char2 = TABLE_GET(req_char, md->tables + fcc_offset, req_char);
3326    #if defined SUPPORT_UCP && !(defined COMPILE_PCRE8)
3327        if (utf && req_char > 127)
3328          req_char2 = UCD_OTHERCASE(req_char);
3329    #endif
3330        }
3331    }    }
3332    
3333  /* Call the main matching function, looping for a non-anchored regex after a  /* Call the main matching function, looping for a non-anchored regex after a
# Line 3216  for (;;) Line 3340  for (;;)
3340    
3341    if ((options & PCRE_DFA_RESTART) == 0)    if ((options & PCRE_DFA_RESTART) == 0)
3342      {      {
3343      const uschar *save_end_subject = end_subject;      const pcre_uchar *save_end_subject = end_subject;
3344    
3345      /* If firstline is TRUE, the start of the match is constrained to the first      /* If firstline is TRUE, the start of the match is constrained to the first
3346      line of a multiline string. Implement this by temporarily adjusting      line of a multiline string. Implement this by temporarily adjusting
# Line 3225  for (;;) Line 3349  for (;;)
3349    
3350      if (firstline)      if (firstline)
3351        {        {
3352        USPTR t = current_subject;        PCRE_PUCHAR t = current_subject;
3353  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF
3354        if (utf8)        if (utf)
3355          {          {
3356          while (t < md->end_subject && !IS_NEWLINE(t))          while (t < md->end_subject && !IS_NEWLINE(t))
3357            {            {
3358            t++;            t++;
3359            while (t < end_subject && (*t & 0xc0) == 0x80) t++;            ACROSSCHAR(t < end_subject, *t, t++);
3360            }            }
3361          }          }
3362        else        else
# Line 3249  for (;;) Line 3373  for (;;)
3373    
3374      if (((options | re->options) & PCRE_NO_START_OPTIMIZE) == 0)      if (((options | re->options) & PCRE_NO_START_OPTIMIZE) == 0)
3375        {        {
3376        /* Advance to a known first byte. */        /* Advance to a known first char. */
3377    
3378        if (first_byte >= 0)        if (has_first_char)
3379          {          {
3380          if (first_byte_caseless)          if (first_char != first_char2)
3381            while (current_subject < end_subject &&            while (current_subject < end_subject &&
3382                   lcc[*current_subject] != first_byte)                *current_subject != first_char && *current_subject != first_char2)
3383              current_subject++;              current_subject++;
3384          else          else
3385            while (current_subject < end_subject &&            while (current_subject < end_subject &&
3386                   *current_subject != first_byte)                   *current_subject != first_char)
3387              current_subject++;              current_subject++;
3388          }          }
3389    
# Line 3269  for (;;) Line 3393  for (;;)
3393          {          {
3394          if (current_subject > md->start_subject + start_offset)          if (current_subject > md->start_subject + start_offset)
3395            {            {
3396  #ifdef SUPPORT_UTF8  #ifdef SUPPORT_UTF
3397            if (utf8)            if (utf)
3398              {              {
3399              while (current_subject < end_subject &&              while (current_subject < end_subject &&
3400                     !WAS_NEWLINE(current_subject))                     !WAS_NEWLINE(current_subject))
3401                {                {
3402                current_subject++;                current_subject++;
3403                while(current_subject < end_subject &&                ACROSSCHAR(current_subject < end_subject, *current_subject,
3404                      (*current_subject & 0xc0) == 0x80)                  current_subject++);
                 current_subject++;  
3405                }                }
3406              }              }
3407            else            else
# Line 3305  for (;;) Line 3428  for (;;)
3428          while (current_subject < end_subject)          while (current_subject < end_subject)
3429            {            {
3430            register unsigned int c = *current_subject;            register unsigned int c = *current_subject;
3431    #ifndef COMPILE_PCRE8
3432              if (c > 255) c = 255;
3433    #endif
3434            if ((start_bits[c/8] & (1 << (c&7))) == 0)            if ((start_bits[c/8] & (1 << (c&7))) == 0)
3435              {              {
3436              current_subject++;              current_subject++;
3437  #ifdef SUPPORT_UTF8  #if defined SUPPORT_UTF && defined COMPILE_PCRE8
3438              if (utf8)              /* In non 8-bit mode, the iteration will stop for
3439                while(current_subject < end_subject &&              characters > 255 at the beginning or not stop at all. */
3440                      (*current_subject & 0xc0) == 0x80) current_subject++;              if (utf)
3441                  ACROSSCHAR(current_subject < end_subject, *current_subject,
3442                    current_subject++);
3443  #endif  #endif
3444              }              }
3445            else break;            else break;
# Line 3327  for (;;) Line 3455  for (;;)
3455      disabling is explicitly requested (and of course, by the test above, this      disabling is explicitly requested (and of course, by the test above, this
3456      code is not obeyed when restarting after a partial match). */      code is not obeyed when restarting after a partial match). */
3457    
3458      if ((options & PCRE_NO_START_OPTIMIZE) == 0 &&      if (((options | re->options) & PCRE_NO_START_OPTIMIZE) == 0 &&
3459          (options & (PCRE_PARTIAL_HARD|PCRE_PARTIAL_SOFT)) == 0)          (options & (PCRE_PARTIAL_HARD|PCRE_PARTIAL_SOFT)) == 0)
3460        {        {
3461        /* If the pattern was studied, a minimum subject length may be set. This        /* If the pattern was studied, a minimum subject length may be set. This
# Line 3339  for (;;) Line 3467  for (;;)
3467            (pcre_uint32)(end_subject - current_subject) < study->minlength)            (pcre_uint32)(end_subject - current_subject) < study->minlength)
3468          return PCRE_ERROR_NOMATCH;          return PCRE_ERROR_NOMATCH;
3469    
3470        /* If req_byte is set, we know that that character must appear in the        /* If req_char is set, we know that that character must appear in the
3471        subject for the match to succeed. If the first character is set, req_byte        subject for the match to succeed. If the first character is set, req_char
3472        must be later in the subject; otherwise the test starts at the match        must be later in the subject; otherwise the test starts at the match
3473        point. This optimization can save a huge amount of work in patterns with        point. This optimization can save a huge amount of work in patterns with
3474        nested unlimited repeats that aren't going to match. Writing separate        nested unlimited repeats that aren't going to match. Writing separate
# Line 3352  for (;;) Line 3480  for (;;)
3480        patterns. This showed up when somebody was matching /^C/ on a 32-megabyte        patterns. This showed up when somebody was matching /^C/ on a 32-megabyte
3481        string... so we don't do this when the string is sufficiently long. */        string... so we don't do this when the string is sufficiently long. */
3482    
3483        if (req_byte >= 0 && end_subject - current_subject < REQ_BYTE_MAX)        if (has_req_char && end_subject - current_subject < REQ_BYTE_MAX)
3484          {          {
3485          register const uschar *p = current_subject + ((first_byte >= 0)? 1 : 0);          register PCRE_PUCHAR p = current_subject + (has_first_char? 1:0);
3486    
3487          /* We don't need to repeat the search if we haven't yet reached the          /* We don't need to repeat the search if we haven't yet reached the
3488          place we found it at last time. */          place we found it at last time. */
3489    
3490          if (p > req_byte_ptr)          if (p > req_char_ptr)
3491            {            {
3492            if (req_byte_caseless)            if (req_char != req_char2)
3493              {              {
3494              while (p < end_subject)              while (p < end_subject)
3495                {                {
3496                register int pp = *p++;                register int pp = *p++;
3497                if (pp == req_byte || pp == req_byte2) { p--; break; }                if (pp == req_char || pp == req_char2) { p--; break; }
3498                }                }
3499              }              }
3500            else            else
3501              {              {
3502              while (p < end_subject)              while (p < end_subject)
3503                {                {
3504                if (*p++ == req_byte) { p--; break; }                if (*p++ == req_char) { p--; break; }
3505                }                }
3506              }              }
3507    
# Line 3386  for (;;) Line 3514  for (;;)
3514            found it, so that we don't search again next time round the loop if            found it, so that we don't search again next time round the loop if
3515            the start hasn't passed this character yet. */            the start hasn't passed this character yet. */
3516    
3517            req_byte_ptr = p;            req_char_ptr = p;
3518            }            }
3519          }          }
3520        }        }
# Line 3418  for (;;) Line 3546  for (;;)
3546    
3547    if (firstline && IS_NEWLINE(current_subject)) break;    if (firstline && IS_NEWLINE(current_subject)) break;
3548    current_subject++;    current_subject++;
3549    if (utf8)  #ifdef SUPPORT_UTF
3550      if (utf)
3551      {      {
3552      while (current_subject < end_subject && (*current_subject & 0xc0) == 0x80)      ACROSSCHAR(current_subject < end_subject, *current_subject,
3553        current_subject++;        current_subject++);
3554      }      }
3555    #endif
3556    if (current_subject > end_subject) break;    if (current_subject > end_subject) break;
3557    
3558    /* If we have just passed a CR and we are now at a LF, and the pattern does    /* If we have just passed a CR and we are now at a LF, and the pattern does

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