/[pcre]/code/trunk/internal.h

Diff of /code/trunk/internal.h

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-revision 41 by nigel,
Sat Feb 24 21:39:17 2007 UTC
+revision 43 by nigel,
Sat Feb 24 21:39:21 2007 UTC
 Line 9 
 the file Tech.Notes for some information
  Written by: Philip Hazel <ph10@cam.ac.uk>
-            Copyright (c) 1997-1999 University of Cambridge
+            Copyright (c) 1997-2000 University of Cambridge
  -----------------------------------------------------------------------------
  Permission is granted to anyone to use this software for any purpose on any
 Line 40 
 modules, but which are not relevant to t
  #include "config.h"
  /* To cope with SunOS4 and other systems that lack memmove() but have bcopy(),
- define a macro for memmove() if HAVE_MEMMOVE is not defined. */
+ define a macro for memmove() if HAVE_MEMMOVE is false. */
- #ifndef HAVE_MEMMOVE
+ #if ! HAVE_MEMMOVE
  #undef  memmove        /* some systems may have a macro */
  #define memmove(a, b, c) bcopy(b, a, c)
  #endif
 Line 188 
 enum {
    OP_CLASS,          /* Match a character class */
    OP_REF,            /* Match a back reference */
+   OP_RECURSE,        /* Match this pattern recursively */
    OP_ALT,            /* Start of alternation */
    OP_KET,            /* End of group that doesn't have an unbounded repeat */
-Line 254 
 just to accommodate the POSIX wrapper. *
+Line 255 
 just to accommodate the POSIX wrapper. *
  #define ERR26 "malformed number after (?("
  #define ERR27 "conditional group contains more than two branches"
  #define ERR28 "assertion expected after (?("
+ #define ERR29 "(?p must be followed by )"
+ #define ERR30 "unknown POSIX class name"
+ #define ERR31 "POSIX collating elements are not supported"
  /* All character handling must be done as unsigned characters. Otherwise there
  are problems with top-bit-set characters and functions such as isspace().
-Line 269 
 runs on as long as necessary after the e
+Line 273 
 runs on as long as necessary after the e
  typedef struct real_pcre {
    unsigned long int magic_number;
+   size_t size;
    const unsigned char *tables;
    unsigned long int options;
    uschar top_bracket;
-Line 311 
 typedef struct match_data {
+Line 316 
 typedef struct match_data {
    BOOL   noteol;                /* NOTEOL flag */
    BOOL   endonly;               /* Dollar not before final \n */
    BOOL   notempty;              /* Empty string match not wanted */
+   const uschar *start_pattern;  /* For use when recursing */
    const uschar *start_subject;  /* Start of the subject string */
    const uschar *end_subject;    /* End of the subject string */
    const uschar *start_match;    /* Start of this match attempt */
    const uschar *end_match_ptr;  /* Subject position at end match */
-   int     end_offset_top;       /* Highwater mark at end of match */
+   int    end_offset_top;        /* Highwater mark at end of match */
  } match_data;
  /* Bit definitions for entries in the pcre_ctypes table. */
-Line 328 
 typedef struct match_data {
+Line 334 
 typedef struct match_data {
  #define ctype_meta    0x80   /* regexp meta char or zero (end pattern) */
  /* Offsets for the bitmap tables in pcre_cbits. Each table contains a set
- of bits for a class map. */
+ of bits for a class map. Some classes are built by combining these tables. */
- #define cbit_digit    0      /* for \d */
+ #define cbit_space     0      /* [:space:] or \s */
- #define cbit_word    32      /* for \w */
+ #define cbit_xdigit   32      /* [:xdigit:] */
- #define cbit_space   64      /* for \s */
+ #define cbit_digit    64      /* [:digit:] or \d */
- #define cbit_length  96      /* Length of the cbits table */
+ #define cbit_upper    96      /* [:upper:] */
+ #define cbit_lower   128      /* [:lower:] */
+ #define cbit_word    160      /* [:word:] or \w */
+ #define cbit_graph   192      /* [:graph:] */
+ #define cbit_print   224      /* [:print:] */
+ #define cbit_punct   256      /* [:punct:] */
+ #define cbit_cntrl   288      /* [:cntrl:] */
+ #define cbit_length  320      /* Length of the cbits table */
  /* Offsets of the various tables from the base tables pointer, and
  total length. */

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