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revision 53 by nigel, Sat Feb 24 21:39:42 2007 UTC revision 77 by nigel, Sat Feb 24 21:40:45 2007 UTC
# Line 2  Line 2 
2  *       Perl-Compatible Regular Expressions      *  *       Perl-Compatible Regular Expressions      *
3  *************************************************/  *************************************************/
4    
5  /* Copyright (c) 1997-2001 University of Cambridge */  /* In its original form, this is the .in file that is transformed by
6    "configure" into pcre.h.
7    
8               Copyright (c) 1997-2005 University of Cambridge
9    
10    -----------------------------------------------------------------------------
11    Redistribution and use in source and binary forms, with or without
12    modification, are permitted provided that the following conditions are met:
13    
14        * Redistributions of source code must retain the above copyright notice,
15          this list of conditions and the following disclaimer.
16    
17        * Redistributions in binary form must reproduce the above copyright
18          notice, this list of conditions and the following disclaimer in the
19          documentation and/or other materials provided with the distribution.
20    
21        * Neither the name of the University of Cambridge nor the names of its
22          contributors may be used to endorse or promote products derived from
23          this software without specific prior written permission.
24    
25    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
26    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28    ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
29    LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30    CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35    POSSIBILITY OF SUCH DAMAGE.
36    -----------------------------------------------------------------------------
37    */
38    
39  #ifndef _PCRE_H  #ifndef _PCRE_H
40  #define _PCRE_H  #define _PCRE_H
# Line 14  make changes to pcre.in. */ Line 46  make changes to pcre.in. */
46  #define PCRE_MINOR          @PCRE_MINOR@  #define PCRE_MINOR          @PCRE_MINOR@
47  #define PCRE_DATE           @PCRE_DATE@  #define PCRE_DATE           @PCRE_DATE@
48    
49  /* Win32 uses DLL by default */  /* Win32 uses DLL by default; it needs special stuff for exported functions. */
50    
51  #ifdef _WIN32  #ifdef _WIN32
52  # ifdef STATIC  #  ifdef PCRE_DEFINITION
53  #  define PCRE_DL_IMPORT  #    ifdef DLL_EXPORT
54  # else  #      define PCRE_DATA_SCOPE __declspec(dllexport)
55  #  define PCRE_DL_IMPORT __declspec(dllimport)  #    endif
56  # endif  #  else
57  #else  #    ifndef PCRE_STATIC
58  # define PCRE_DL_IMPORT  #      define PCRE_DATA_SCOPE extern __declspec(dllimport)
59    #    endif
60    #  endif
61    #endif
62    
63    /* For other operating systems, we use the standard "extern". */
64    
65    #ifndef PCRE_DATA_SCOPE
66    #  ifdef __cplusplus
67    #    define PCRE_DATA_SCOPE     extern "C"
68    #  else
69    #    define PCRE_DATA_SCOPE     extern
70    #  endif
71  #endif  #endif
72    
73  /* Have to include stdlib.h in order to ensure that size_t is defined;  /* Have to include stdlib.h in order to ensure that size_t is defined;
# Line 39  extern "C" { Line 83  extern "C" {
83    
84  /* Options */  /* Options */
85    
86  #define PCRE_CASELESS        0x0001  #define PCRE_CASELESS           0x00000001
87  #define PCRE_MULTILINE       0x0002  #define PCRE_MULTILINE          0x00000002
88  #define PCRE_DOTALL          0x0004  #define PCRE_DOTALL             0x00000004
89  #define PCRE_EXTENDED        0x0008  #define PCRE_EXTENDED           0x00000008
90  #define PCRE_ANCHORED        0x0010  #define PCRE_ANCHORED           0x00000010
91  #define PCRE_DOLLAR_ENDONLY  0x0020  #define PCRE_DOLLAR_ENDONLY     0x00000020
92  #define PCRE_EXTRA           0x0040  #define PCRE_EXTRA              0x00000040
93  #define PCRE_NOTBOL          0x0080  #define PCRE_NOTBOL             0x00000080
94  #define PCRE_NOTEOL          0x0100  #define PCRE_NOTEOL             0x00000100
95  #define PCRE_UNGREEDY        0x0200  #define PCRE_UNGREEDY           0x00000200
96  #define PCRE_NOTEMPTY        0x0400  #define PCRE_NOTEMPTY           0x00000400
97  #define PCRE_UTF8            0x0800  #define PCRE_UTF8               0x00000800
98    #define PCRE_NO_AUTO_CAPTURE    0x00001000
99  /* Exec-time and get-time error codes */  #define PCRE_NO_UTF8_CHECK      0x00002000
100    #define PCRE_AUTO_CALLOUT       0x00004000
101  #define PCRE_ERROR_NOMATCH        (-1)  #define PCRE_PARTIAL            0x00008000
102  #define PCRE_ERROR_NULL           (-2)  #define PCRE_DFA_SHORTEST       0x00010000
103  #define PCRE_ERROR_BADOPTION      (-3)  #define PCRE_DFA_RESTART        0x00020000
104  #define PCRE_ERROR_BADMAGIC       (-4)  #define PCRE_FIRSTLINE          0x00040000
105  #define PCRE_ERROR_UNKNOWN_NODE   (-5)  
106  #define PCRE_ERROR_NOMEMORY       (-6)  /* Exec-time and get/set-time error codes */
107  #define PCRE_ERROR_NOSUBSTRING    (-7)  
108    #define PCRE_ERROR_NOMATCH         (-1)
109    #define PCRE_ERROR_NULL            (-2)
110    #define PCRE_ERROR_BADOPTION       (-3)
111    #define PCRE_ERROR_BADMAGIC        (-4)
112    #define PCRE_ERROR_UNKNOWN_NODE    (-5)
113    #define PCRE_ERROR_NOMEMORY        (-6)
114    #define PCRE_ERROR_NOSUBSTRING     (-7)
115    #define PCRE_ERROR_MATCHLIMIT      (-8)
116    #define PCRE_ERROR_CALLOUT         (-9)  /* Never used by PCRE itself */
117    #define PCRE_ERROR_BADUTF8        (-10)
118    #define PCRE_ERROR_BADUTF8_OFFSET (-11)
119    #define PCRE_ERROR_PARTIAL        (-12)
120    #define PCRE_ERROR_BADPARTIAL     (-13)
121    #define PCRE_ERROR_INTERNAL       (-14)
122    #define PCRE_ERROR_BADCOUNT       (-15)
123    #define PCRE_ERROR_DFA_UITEM      (-16)
124    #define PCRE_ERROR_DFA_UCOND      (-17)
125    #define PCRE_ERROR_DFA_UMLIMIT    (-18)
126    #define PCRE_ERROR_DFA_WSSIZE     (-19)
127    #define PCRE_ERROR_DFA_RECURSE    (-20)
128    
129  /* Request types for pcre_fullinfo() */  /* Request types for pcre_fullinfo() */
130    
131  #define PCRE_INFO_OPTIONS         0  #define PCRE_INFO_OPTIONS            0
132  #define PCRE_INFO_SIZE            1  #define PCRE_INFO_SIZE               1
133  #define PCRE_INFO_CAPTURECOUNT    2  #define PCRE_INFO_CAPTURECOUNT       2
134  #define PCRE_INFO_BACKREFMAX      3  #define PCRE_INFO_BACKREFMAX         3
135  #define PCRE_INFO_FIRSTCHAR       4  #define PCRE_INFO_FIRSTBYTE          4
136  #define PCRE_INFO_FIRSTTABLE      5  #define PCRE_INFO_FIRSTCHAR          4  /* For backwards compatibility */
137  #define PCRE_INFO_LASTLITERAL     6  #define PCRE_INFO_FIRSTTABLE         5
138    #define PCRE_INFO_LASTLITERAL        6
139    #define PCRE_INFO_NAMEENTRYSIZE      7
140    #define PCRE_INFO_NAMECOUNT          8
141    #define PCRE_INFO_NAMETABLE          9
142    #define PCRE_INFO_STUDYSIZE         10
143    #define PCRE_INFO_DEFAULT_TABLES    11
144    
145    /* Request types for pcre_config() */
146    
147    #define PCRE_CONFIG_UTF8                    0
148    #define PCRE_CONFIG_NEWLINE                 1
149    #define PCRE_CONFIG_LINK_SIZE               2
150    #define PCRE_CONFIG_POSIX_MALLOC_THRESHOLD  3
151    #define PCRE_CONFIG_MATCH_LIMIT             4
152    #define PCRE_CONFIG_STACKRECURSE            5
153    #define PCRE_CONFIG_UNICODE_PROPERTIES      6
154    
155    /* Bit flags for the pcre_extra structure */
156    
157    #define PCRE_EXTRA_STUDY_DATA          0x0001
158    #define PCRE_EXTRA_MATCH_LIMIT         0x0002
159    #define PCRE_EXTRA_CALLOUT_DATA        0x0004
160    #define PCRE_EXTRA_TABLES              0x0008
161    
162  /* Types */  /* Types */
163    
164  struct real_pcre;        /* declaration; the definition is private  */  struct real_pcre;                 /* declaration; the definition is private  */
 struct real_pcre_extra;  /* declaration; the definition is private */  
   
165  typedef struct real_pcre pcre;  typedef struct real_pcre pcre;
 typedef struct real_pcre_extra pcre_extra;  
166    
167  /* Store get and free functions. These can be set to alternative malloc/free  /* The structure for passing additional data to pcre_exec(). This is defined in
168  functions if required. Some magic is required for Win32 DLL; it is null on  such as way as to be extensible. Always add new fields at the end, in order to
169  other OS. */  remain compatible. */
170    
171  PCRE_DL_IMPORT extern void *(*pcre_malloc)(size_t);  typedef struct pcre_extra {
172  PCRE_DL_IMPORT extern void  (*pcre_free)(void *);    unsigned long int flags;        /* Bits for which fields are set */
173      void *study_data;               /* Opaque data from pcre_study() */
174  #undef PCRE_DL_IMPORT    unsigned long int match_limit;  /* Maximum number of calls to match() */
175      void *callout_data;             /* Data passed back in callouts */
176  /* Functions */    const unsigned char *tables;    /* Pointer to character tables */
177    } pcre_extra;
178  extern pcre *pcre_compile(const char *, int, const char **, int *,  
179                const unsigned char *);  /* The structure for passing out data via the pcre_callout_function. We use a
180  extern int  pcre_copy_substring(const char *, int *, int, int, char *, int);  structure so that new fields can be added on the end in future versions,
181  extern int  pcre_exec(const pcre *, const pcre_extra *, const char *,  without changing the API of the function, thereby allowing old clients to work
182                int, int, int, int *, int);  without modification. */
183  extern void pcre_free_substring(const char *);  
184  extern void pcre_free_substring_list(const char **);  typedef struct pcre_callout_block {
185  extern int  pcre_get_substring(const char *, int *, int, int, const char **);    int          version;           /* Identifies version of block */
186  extern int  pcre_get_substring_list(const char *, int *, int, const char ***);    /* ------------------------ Version 0 ------------------------------- */
187  extern int  pcre_info(const pcre *, int *, int *);    int          callout_number;    /* Number compiled into pattern */
188  extern int  pcre_fullinfo(const pcre *, const pcre_extra *, int, void *);    int         *offset_vector;     /* The offset vector */
189  extern const unsigned char *pcre_maketables(void);    const char  *subject;           /* The subject being matched */
190  extern pcre_extra *pcre_study(const pcre *, int, const char **);    int          subject_length;    /* The length of the subject */
191  extern const char *pcre_version(void);    int          start_match;       /* Offset to start of this match attempt */
192      int          current_position;  /* Where we currently are in the subject */
193      int          capture_top;       /* Max current capture */
194      int          capture_last;      /* Most recently closed capture */
195      void        *callout_data;      /* Data passed in with the call */
196      /* ------------------- Added for Version 1 -------------------------- */
197      int          pattern_position;  /* Offset to next item in the pattern */
198      int          next_item_length;  /* Length of next item in the pattern */
199      /* ------------------------------------------------------------------ */
200    } pcre_callout_block;
201    
202    /* Indirection for store get and free functions. These can be set to
203    alternative malloc/free functions if required. Special ones are used in the
204    non-recursive case for "frames". There is also an optional callout function
205    that is triggered by the (?) regex item. For Virtual Pascal, these definitions
206    have to take another form. */
207    
208    #ifndef VPCOMPAT
209    PCRE_DATA_SCOPE void *(*pcre_malloc)(size_t);
210    PCRE_DATA_SCOPE void  (*pcre_free)(void *);
211    PCRE_DATA_SCOPE void *(*pcre_stack_malloc)(size_t);
212    PCRE_DATA_SCOPE void  (*pcre_stack_free)(void *);
213    PCRE_DATA_SCOPE int   (*pcre_callout)(pcre_callout_block *);
214    #else   /* VPCOMPAT */
215    PCRE_DATA_SCOPE void *pcre_malloc(size_t);
216    PCRE_DATA_SCOPE void  pcre_free(void *);
217    PCRE_DATA_SCOPE void *pcre_stack_malloc(size_t);
218    PCRE_DATA_SCOPE void  pcre_stack_free(void *);
219    PCRE_DATA_SCOPE int   pcre_callout(pcre_callout_block *);
220    #endif  /* VPCOMPAT */
221    
222    /* Exported PCRE functions */
223    
224    PCRE_DATA_SCOPE pcre *pcre_compile(const char *, int, const char **, int *,
225                      const unsigned char *);
226    PCRE_DATA_SCOPE pcre *pcre_compile2(const char *, int, int *, const char **,
227                      int *, const unsigned char *);
228    PCRE_DATA_SCOPE int  pcre_config(int, void *);
229    PCRE_DATA_SCOPE int  pcre_copy_named_substring(const pcre *, const char *,
230                      int *, int, const char *, char *, int);
231    PCRE_DATA_SCOPE int  pcre_copy_substring(const char *, int *, int, int, char *,
232                      int);
233    PCRE_DATA_SCOPE int  pcre_dfa_exec(const pcre *, const pcre_extra *,
234                      const char *, int, int, int, int *, int , int *, int);
235    PCRE_DATA_SCOPE int  pcre_exec(const pcre *, const pcre_extra *, const char *,
236                       int, int, int, int *, int);
237    PCRE_DATA_SCOPE void pcre_free_substring(const char *);
238    PCRE_DATA_SCOPE void pcre_free_substring_list(const char **);
239    PCRE_DATA_SCOPE int  pcre_fullinfo(const pcre *, const pcre_extra *, int,
240                      void *);
241    PCRE_DATA_SCOPE int  pcre_get_named_substring(const pcre *, const char *,
242                      int *, int, const char *, const char **);
243    PCRE_DATA_SCOPE int  pcre_get_stringnumber(const pcre *, const char *);
244    PCRE_DATA_SCOPE int  pcre_get_substring(const char *, int *, int, int,
245                      const char **);
246    PCRE_DATA_SCOPE int  pcre_get_substring_list(const char *, int *, int,
247                      const char ***);
248    PCRE_DATA_SCOPE int  pcre_info(const pcre *, int *, int *);
249    PCRE_DATA_SCOPE const unsigned char *pcre_maketables(void);
250    PCRE_DATA_SCOPE int  pcre_refcount(pcre *, int);
251    PCRE_DATA_SCOPE pcre_extra *pcre_study(const pcre *, int, const char **);
252    PCRE_DATA_SCOPE const char *pcre_version(void);
253    
254  #ifdef __cplusplus  #ifdef __cplusplus
255  }  /* extern "C" */  }  /* extern "C" */

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