/[pcre]/code/trunk/internal.h
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revision 27 by nigel, Sat Feb 24 21:38:49 2007 UTC revision 37 by nigel, Sat Feb 24 21:39:09 2007 UTC
# Line 3  Line 3 
3  *************************************************/  *************************************************/
4    
5    
6  #define PCRE_VERSION       "2.02 14-Jan-1999"  #define PCRE_VERSION       "2.07 29-Jul-1999"
7    
8    
9  /* This is a library of functions to support regular expressions whose syntax  /* This is a library of functions to support regular expressions whose syntax
# Line 28  restrictions: Line 28  restrictions:
28    
29  3. Altered versions must be plainly marked as such, and must not be  3. Altered versions must be plainly marked as such, and must not be
30     misrepresented as being the original software.     misrepresented as being the original software.
31    
32    4. If PCRE is embedded in any software that is released under the GNU
33       General Purpose Licence (GPL), then the terms of that licence shall
34       supersede any condition above with which it is incompatible.
35  -----------------------------------------------------------------------------  -----------------------------------------------------------------------------
36  */  */
37    
# Line 63  Standard C system should have one. */ Line 67  Standard C system should have one. */
67    
68  #define PCRE_IMS (PCRE_CASELESS|PCRE_MULTILINE|PCRE_DOTALL)  #define PCRE_IMS (PCRE_CASELESS|PCRE_MULTILINE|PCRE_DOTALL)
69    
70  /* Private options flags start at the most significant end of the two bytes.  /* Private options flags start at the most significant end of the four bytes,
71  The public options defined in pcre.h start at the least significant end. Make  but skip the top bit so we can use ints for convenience without getting tangled
72  sure they don't overlap! */  with negative values. The public options defined in pcre.h start at the least
73    significant end. Make sure they don't overlap, though now that we have expanded
74  #define PCRE_FIRSTSET           0x8000  /* first_char is set */  to four bytes there is plenty of space. */
75  #define PCRE_STARTLINE          0x4000  /* start after \n for multiline */  
76  #define PCRE_INGROUP            0x2000  /* compiling inside a group */  #define PCRE_FIRSTSET      0x40000000  /* first_char is set */
77    #define PCRE_REQCHSET      0x20000000  /* req_char is set */
78    #define PCRE_STARTLINE     0x10000000  /* start after \n for multiline */
79    #define PCRE_INGROUP       0x08000000  /* compiling inside a group */
80    #define PCRE_ICHANGED      0x04000000  /* i option changes within regex */
81    
82  /* Options for the "extra" block produced by pcre_study(). */  /* Options for the "extra" block produced by pcre_study(). */
83    
# Line 82  time, run time or study time, respective Line 90  time, run time or study time, respective
90    (PCRE_CASELESS|PCRE_EXTENDED|PCRE_ANCHORED|PCRE_MULTILINE| \    (PCRE_CASELESS|PCRE_EXTENDED|PCRE_ANCHORED|PCRE_MULTILINE| \
91     PCRE_DOTALL|PCRE_DOLLAR_ENDONLY|PCRE_EXTRA|PCRE_UNGREEDY)     PCRE_DOTALL|PCRE_DOLLAR_ENDONLY|PCRE_EXTRA|PCRE_UNGREEDY)
92    
93  #define PUBLIC_EXEC_OPTIONS (PCRE_ANCHORED|PCRE_NOTBOL|PCRE_NOTEOL)  #define PUBLIC_EXEC_OPTIONS \
94      (PCRE_ANCHORED|PCRE_NOTBOL|PCRE_NOTEOL|PCRE_NOTEMPTY)
95    
96  #define PUBLIC_STUDY_OPTIONS 0   /* None defined */  #define PUBLIC_STUDY_OPTIONS 0   /* None defined */
97    
98  /* Magic number to provide a small check against being handed junk. */  /* Magic number to provide a small check against being handed junk. */
99    
100  #define MAGIC_NUMBER  0x50435245   /* 'PCRE' */  #define MAGIC_NUMBER  0x50435245UL   /* 'PCRE' */
101    
102  /* Miscellaneous definitions */  /* Miscellaneous definitions */
103    
# Line 258  typedef unsigned char uschar; Line 267  typedef unsigned char uschar;
267  runs on as long as necessary after the end. */  runs on as long as necessary after the end. */
268    
269  typedef struct real_pcre {  typedef struct real_pcre {
270    unsigned int  magic_number;    unsigned long int magic_number;
271    const unsigned char *tables;    const unsigned char *tables;
272    unsigned short int options;    unsigned long int options;
273    unsigned char top_bracket;    uschar top_bracket;
274    unsigned char top_backref;    uschar top_backref;
275    unsigned char first_char;    uschar first_char;
276    unsigned char code[1];    uschar req_char;
277      uschar code[1];
278  } real_pcre;  } real_pcre;
279    
280  /* The real format of the extra block returned by pcre_study(). */  /* The real format of the extra block returned by pcre_study(). */
281    
282  typedef struct real_pcre_extra {  typedef struct real_pcre_extra {
283    unsigned char options;    uschar options;
284    unsigned char start_bits[32];    uschar start_bits[32];
285  } real_pcre_extra;  } real_pcre_extra;
286    
287    
# Line 280  doing the compiling, so that they are th Line 290  doing the compiling, so that they are th
290    
291  typedef struct compile_data {  typedef struct compile_data {
292    const uschar *lcc;            /* Points to lower casing table */    const uschar *lcc;            /* Points to lower casing table */
293    const uschar *fcc;            /* Points to case-flippint table */    const uschar *fcc;            /* Points to case-flipping table */
294    const uschar *cbits;          /* Points to character type table */    const uschar *cbits;          /* Points to character type table */
295    const uschar *ctypes;         /* Points to table of type maps */    const uschar *ctypes;         /* Points to table of type maps */
296  } compile_data;  } compile_data;
# Line 299  typedef struct match_data { Line 309  typedef struct match_data {
309    BOOL   notbol;                /* NOTBOL flag */    BOOL   notbol;                /* NOTBOL flag */
310    BOOL   noteol;                /* NOTEOL flag */    BOOL   noteol;                /* NOTEOL flag */
311    BOOL   endonly;               /* Dollar not before final \n */    BOOL   endonly;               /* Dollar not before final \n */
312      BOOL   notempty;              /* Empty string match not wanted */
313    const uschar *start_subject;  /* Start of the subject string */    const uschar *start_subject;  /* Start of the subject string */
314    const uschar *end_subject;    /* End of the subject string */    const uschar *end_subject;    /* End of the subject string */
315      const uschar *start_match;    /* Start of this match attempt */
316    const uschar *end_match_ptr;  /* Subject position at end match */    const uschar *end_match_ptr;  /* Subject position at end match */
317    int     end_offset_top;       /* Highwater mark at end of match */    int     end_offset_top;       /* Highwater mark at end of match */
318  } match_data;  } match_data;
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