/[pcre]/code/tags/pcre-5.0/pcre.in
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revision 53 by nigel, Sat Feb 24 21:39:42 2007 UTC revision 73 by nigel, Sat Feb 24 21:40:30 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 */  /* Copyright (c) 1997-2003 University of Cambridge */
6    
7  #ifndef _PCRE_H  #ifndef _PCRE_H
8  #define _PCRE_H  #define _PCRE_H
# Line 17  make changes to pcre.in. */ Line 17  make changes to pcre.in. */
17  /* Win32 uses DLL by default */  /* Win32 uses DLL by default */
18    
19  #ifdef _WIN32  #ifdef _WIN32
20  # ifdef STATIC  #  ifdef PCRE_DEFINITION
21  #  define PCRE_DL_IMPORT  #    ifdef DLL_EXPORT
22  # else  #      define PCRE_DATA_SCOPE __declspec(dllexport)
23  #  define PCRE_DL_IMPORT __declspec(dllimport)  #    endif
24  # endif  #  else
25  #else  #    ifndef PCRE_STATIC
26  # define PCRE_DL_IMPORT  #      define PCRE_DATA_SCOPE extern __declspec(dllimport)
27    #    endif
28    #  endif
29    #endif
30    #ifndef PCRE_DATA_SCOPE
31    #  define PCRE_DATA_SCOPE     extern
32  #endif  #endif
33    
34  /* 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 44  extern "C" {
44    
45  /* Options */  /* Options */
46    
47  #define PCRE_CASELESS        0x0001  #define PCRE_CASELESS           0x0001
48  #define PCRE_MULTILINE       0x0002  #define PCRE_MULTILINE          0x0002
49  #define PCRE_DOTALL          0x0004  #define PCRE_DOTALL             0x0004
50  #define PCRE_EXTENDED        0x0008  #define PCRE_EXTENDED           0x0008
51  #define PCRE_ANCHORED        0x0010  #define PCRE_ANCHORED           0x0010
52  #define PCRE_DOLLAR_ENDONLY  0x0020  #define PCRE_DOLLAR_ENDONLY     0x0020
53  #define PCRE_EXTRA           0x0040  #define PCRE_EXTRA              0x0040
54  #define PCRE_NOTBOL          0x0080  #define PCRE_NOTBOL             0x0080
55  #define PCRE_NOTEOL          0x0100  #define PCRE_NOTEOL             0x0100
56  #define PCRE_UNGREEDY        0x0200  #define PCRE_UNGREEDY           0x0200
57  #define PCRE_NOTEMPTY        0x0400  #define PCRE_NOTEMPTY           0x0400
58  #define PCRE_UTF8            0x0800  #define PCRE_UTF8               0x0800
59    #define PCRE_NO_AUTO_CAPTURE    0x1000
60  /* Exec-time and get-time error codes */  #define PCRE_NO_UTF8_CHECK      0x2000
61    
62  #define PCRE_ERROR_NOMATCH        (-1)  /* Exec-time and get/set-time error codes */
63  #define PCRE_ERROR_NULL           (-2)  
64  #define PCRE_ERROR_BADOPTION      (-3)  #define PCRE_ERROR_NOMATCH         (-1)
65  #define PCRE_ERROR_BADMAGIC       (-4)  #define PCRE_ERROR_NULL            (-2)
66  #define PCRE_ERROR_UNKNOWN_NODE   (-5)  #define PCRE_ERROR_BADOPTION       (-3)
67  #define PCRE_ERROR_NOMEMORY       (-6)  #define PCRE_ERROR_BADMAGIC        (-4)
68  #define PCRE_ERROR_NOSUBSTRING    (-7)  #define PCRE_ERROR_UNKNOWN_NODE    (-5)
69    #define PCRE_ERROR_NOMEMORY        (-6)
70    #define PCRE_ERROR_NOSUBSTRING     (-7)
71    #define PCRE_ERROR_MATCHLIMIT      (-8)
72    #define PCRE_ERROR_CALLOUT         (-9)  /* Never used by PCRE itself */
73    #define PCRE_ERROR_BADUTF8        (-10)
74    #define PCRE_ERROR_BADUTF8_OFFSET (-11)
75    
76  /* Request types for pcre_fullinfo() */  /* Request types for pcre_fullinfo() */
77    
78  #define PCRE_INFO_OPTIONS         0  #define PCRE_INFO_OPTIONS            0
79  #define PCRE_INFO_SIZE            1  #define PCRE_INFO_SIZE               1
80  #define PCRE_INFO_CAPTURECOUNT    2  #define PCRE_INFO_CAPTURECOUNT       2
81  #define PCRE_INFO_BACKREFMAX      3  #define PCRE_INFO_BACKREFMAX         3
82  #define PCRE_INFO_FIRSTCHAR       4  #define PCRE_INFO_FIRSTBYTE          4
83  #define PCRE_INFO_FIRSTTABLE      5  #define PCRE_INFO_FIRSTCHAR          4  /* For backwards compatibility */
84  #define PCRE_INFO_LASTLITERAL     6  #define PCRE_INFO_FIRSTTABLE         5
85    #define PCRE_INFO_LASTLITERAL        6
86    #define PCRE_INFO_NAMEENTRYSIZE      7
87    #define PCRE_INFO_NAMECOUNT          8
88    #define PCRE_INFO_NAMETABLE          9
89    #define PCRE_INFO_STUDYSIZE         10
90    
91    /* Request types for pcre_config() */
92    
93    #define PCRE_CONFIG_UTF8                    0
94    #define PCRE_CONFIG_NEWLINE                 1
95    #define PCRE_CONFIG_LINK_SIZE               2
96    #define PCRE_CONFIG_POSIX_MALLOC_THRESHOLD  3
97    #define PCRE_CONFIG_MATCH_LIMIT             4
98    #define PCRE_CONFIG_STACKRECURSE            5
99    
100    /* Bit flags for the pcre_extra structure */
101    
102    #define PCRE_EXTRA_STUDY_DATA          0x0001
103    #define PCRE_EXTRA_MATCH_LIMIT         0x0002
104    #define PCRE_EXTRA_CALLOUT_DATA        0x0004
105    
106  /* Types */  /* Types */
107    
108  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 */  
   
109  typedef struct real_pcre pcre;  typedef struct real_pcre pcre;
 typedef struct real_pcre_extra pcre_extra;  
   
 /* Store get and free functions. These can be set to alternative malloc/free  
 functions if required. Some magic is required for Win32 DLL; it is null on  
 other OS. */  
   
 PCRE_DL_IMPORT extern void *(*pcre_malloc)(size_t);  
 PCRE_DL_IMPORT extern void  (*pcre_free)(void *);  
   
 #undef PCRE_DL_IMPORT  
110    
111  /* Functions */  /* The structure for passing additional data to pcre_exec(). This is defined in
112    such as way as to be extensible. */
113    
114  extern pcre *pcre_compile(const char *, int, const char **, int *,  typedef struct pcre_extra {
115                const unsigned char *);    unsigned long int flags;        /* Bits for which fields are set */
116  extern int  pcre_copy_substring(const char *, int *, int, int, char *, int);    void *study_data;               /* Opaque data from pcre_study() */
117  extern int  pcre_exec(const pcre *, const pcre_extra *, const char *,    unsigned long int match_limit;  /* Maximum number of calls to match() */
118                int, int, int, int *, int);    void *callout_data;             /* Data passed back in callouts */
119    } pcre_extra;
120    
121    /* The structure for passing out data via the pcre_callout_function. We use a
122    structure so that new fields can be added on the end in future versions,
123    without changing the API of the function, thereby allowing old clients to work
124    without modification. */
125    
126    typedef struct pcre_callout_block {
127      int          version;           /* Identifies version of block */
128      /* ------------------------ Version 0 ------------------------------- */
129      int          callout_number;    /* Number compiled into pattern */
130      int         *offset_vector;     /* The offset vector */
131      const char  *subject;           /* The subject being matched */
132      int          subject_length;    /* The length of the subject */
133      int          start_match;       /* Offset to start of this match attempt */
134      int          current_position;  /* Where we currently are */
135      int          capture_top;       /* Max current capture */
136      int          capture_last;      /* Most recently closed capture */
137      void        *callout_data;      /* Data passed in with the call */
138      /* ------------------------------------------------------------------ */
139    } pcre_callout_block;
140    
141    /* Indirection for store get and free functions. These can be set to
142    alternative malloc/free functions if required. Special ones are used in the
143    non-recursive case for "frames". There is also an optional callout function
144    that is triggered by the (?) regex item. Some magic is required for Win32 DLL;
145    it is null on other OS. For Virtual Pascal, these have to be different again.
146    */
147    
148    #ifndef VPCOMPAT
149    PCRE_DATA_SCOPE void *(*pcre_malloc)(size_t);
150    PCRE_DATA_SCOPE void  (*pcre_free)(void *);
151    PCRE_DATA_SCOPE void *(*pcre_stack_malloc)(size_t);
152    PCRE_DATA_SCOPE void  (*pcre_stack_free)(void *);
153    PCRE_DATA_SCOPE int   (*pcre_callout)(pcre_callout_block *);
154    #else   /* VPCOMPAT */
155    extern void *pcre_malloc(size_t);
156    extern void  pcre_free(void *);
157    extern void *pcre_stack_malloc(size_t);
158    extern void  pcre_stack_free(void *);
159    extern int   pcre_callout(pcre_callout_block *);
160    #endif  /* VPCOMPAT */
161    
162    /* Exported PCRE functions */
163    
164    extern pcre *pcre_compile(const char *, int, const char **,
165                  int *, const unsigned char *);
166    extern int  pcre_config(int, void *);
167    extern int  pcre_copy_named_substring(const pcre *, const char *,
168                  int *, int, const char *, char *, int);
169    extern int  pcre_copy_substring(const char *, int *, int, int,
170                  char *, int);
171    extern int  pcre_exec(const pcre *, const pcre_extra *,
172                  const char *, int, int, int, int *, int);
173  extern void pcre_free_substring(const char *);  extern void pcre_free_substring(const char *);
174  extern void pcre_free_substring_list(const char **);  extern void pcre_free_substring_list(const char **);
175  extern int  pcre_get_substring(const char *, int *, int, int, const char **);  extern int  pcre_fullinfo(const pcre *, const pcre_extra *, int,
176  extern int  pcre_get_substring_list(const char *, int *, int, const char ***);                void *);
177    extern int  pcre_get_named_substring(const pcre *, const char *,
178                  int *, int,  const char *, const char **);
179    extern int  pcre_get_stringnumber(const pcre *, const char *);
180    extern int  pcre_get_substring(const char *, int *, int, int,
181                  const char **);
182    extern int  pcre_get_substring_list(const char *, int *, int,
183                  const char ***);
184  extern int  pcre_info(const pcre *, int *, int *);  extern int  pcre_info(const pcre *, int *, int *);
 extern int  pcre_fullinfo(const pcre *, const pcre_extra *, int, void *);  
185  extern const unsigned char *pcre_maketables(void);  extern const unsigned char *pcre_maketables(void);
186  extern pcre_extra *pcre_study(const pcre *, int, const char **);  extern pcre_extra *pcre_study(const pcre *, int, const char **);
187  extern const char *pcre_version(void);  extern const char *pcre_version(void);

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