/[pcre]/code/trunk/pcre.h.in
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revision 117 by ph10, Fri Mar 9 15:59:06 2007 UTC revision 579 by ph10, Wed Nov 24 17:39:25 2010 UTC
# Line 5  Line 5 
5  /* This is the public header file for the PCRE library, to be #included by  /* This is the public header file for the PCRE library, to be #included by
6  applications that call the PCRE functions.  applications that call the PCRE functions.
7    
8             Copyright (c) 1997-2007 University of Cambridge             Copyright (c) 1997-2010 University of Cambridge
9    
10  -----------------------------------------------------------------------------  -----------------------------------------------------------------------------
11  Redistribution and use in source and binary forms, with or without  Redistribution and use in source and binary forms, with or without
# Line 46  POSSIBILITY OF SUCH DAMAGE. Line 46  POSSIBILITY OF SUCH DAMAGE.
46  #define PCRE_PRERELEASE     @PCRE_PRERELEASE@  #define PCRE_PRERELEASE     @PCRE_PRERELEASE@
47  #define PCRE_DATE           @PCRE_DATE@  #define PCRE_DATE           @PCRE_DATE@
48    
49  /* Win32 uses DLL by default; it needs special stuff for exported functions  /* When an application links to a PCRE DLL in Windows, the symbols that are
50  when building PCRE. */  imported have to be identified as such. When building PCRE, the appropriate
51    export setting is defined in pcre_internal.h, which includes this file. So we
52  #ifdef _WIN32  don't change existing definitions of PCRE_EXP_DECL and PCRECPP_EXP_DECL. */
53  #  ifdef PCRE_DEFINITION  
54  #    ifdef DLL_EXPORT  #if defined(_WIN32) && !defined(PCRE_STATIC)
55  #      define PCRE_DATA_SCOPE __declspec(dllexport)  #  ifndef PCRE_EXP_DECL
56    #    define PCRE_EXP_DECL  extern __declspec(dllimport)
57    #  endif
58    #  ifdef __cplusplus
59    #    ifndef PCRECPP_EXP_DECL
60    #      define PCRECPP_EXP_DECL  extern __declspec(dllimport)
61  #    endif  #    endif
62  #  else  #    ifndef PCRECPP_EXP_DEFN
63  #    ifndef PCRE_STATIC  #      define PCRECPP_EXP_DEFN  __declspec(dllimport)
 #      define PCRE_DATA_SCOPE extern __declspec(dllimport)  
64  #    endif  #    endif
65  #  endif  #  endif
66  #endif  #endif
67    
68  /* Otherwise, we use the standard "extern". */  /* By default, we use the standard "extern" declarations. */
69    
70  #ifndef PCRE_DATA_SCOPE  #ifndef PCRE_EXP_DECL
71  #  ifdef __cplusplus  #  ifdef __cplusplus
72  #    define PCRE_DATA_SCOPE     extern "C"  #    define PCRE_EXP_DECL  extern "C"
73  #  else  #  else
74  #    define PCRE_DATA_SCOPE     extern  #    define PCRE_EXP_DECL  extern
75    #  endif
76    #endif
77    
78    #ifdef __cplusplus
79    #  ifndef PCRECPP_EXP_DECL
80    #    define PCRECPP_EXP_DECL  extern
81    #  endif
82    #  ifndef PCRECPP_EXP_DEFN
83    #    define PCRECPP_EXP_DEFN
84  #  endif  #  endif
85  #endif  #endif
86    
# Line 82  it is needed here for malloc. */ Line 95  it is needed here for malloc. */
95  extern "C" {  extern "C" {
96  #endif  #endif
97    
98  /* Options */  /* Options. Some are compile-time only, some are run-time only, and some are
99    both, so we keep them all distinct. However, almost all the bits in the options
100  #define PCRE_CASELESS           0x00000001  word are now used. In the long run, we may have to re-use some of the
101  #define PCRE_MULTILINE          0x00000002  compile-time only bits for runtime options, or vice versa. */
102  #define PCRE_DOTALL             0x00000004  
103  #define PCRE_EXTENDED           0x00000008  #define PCRE_CASELESS           0x00000001  /* Compile */
104  #define PCRE_ANCHORED           0x00000010  #define PCRE_MULTILINE          0x00000002  /* Compile */
105  #define PCRE_DOLLAR_ENDONLY     0x00000020  #define PCRE_DOTALL             0x00000004  /* Compile */
106  #define PCRE_EXTRA              0x00000040  #define PCRE_EXTENDED           0x00000008  /* Compile */
107  #define PCRE_NOTBOL             0x00000080  #define PCRE_ANCHORED           0x00000010  /* Compile, exec, DFA exec */
108  #define PCRE_NOTEOL             0x00000100  #define PCRE_DOLLAR_ENDONLY     0x00000020  /* Compile */
109  #define PCRE_UNGREEDY           0x00000200  #define PCRE_EXTRA              0x00000040  /* Compile */
110  #define PCRE_NOTEMPTY           0x00000400  #define PCRE_NOTBOL             0x00000080  /* Exec, DFA exec */
111  #define PCRE_UTF8               0x00000800  #define PCRE_NOTEOL             0x00000100  /* Exec, DFA exec */
112  #define PCRE_NO_AUTO_CAPTURE    0x00001000  #define PCRE_UNGREEDY           0x00000200  /* Compile */
113  #define PCRE_NO_UTF8_CHECK      0x00002000  #define PCRE_NOTEMPTY           0x00000400  /* Exec, DFA exec */
114  #define PCRE_AUTO_CALLOUT       0x00004000  #define PCRE_UTF8               0x00000800  /* Compile */
115  #define PCRE_PARTIAL            0x00008000  #define PCRE_NO_AUTO_CAPTURE    0x00001000  /* Compile */
116  #define PCRE_DFA_SHORTEST       0x00010000  #define PCRE_NO_UTF8_CHECK      0x00002000  /* Compile, exec, DFA exec */
117  #define PCRE_DFA_RESTART        0x00020000  #define PCRE_AUTO_CALLOUT       0x00004000  /* Compile */
118  #define PCRE_FIRSTLINE          0x00040000  #define PCRE_PARTIAL_SOFT       0x00008000  /* Exec, DFA exec */
119  #define PCRE_DUPNAMES           0x00080000  #define PCRE_PARTIAL            0x00008000  /* Backwards compatible synonym */
120  #define PCRE_NEWLINE_CR         0x00100000  #define PCRE_DFA_SHORTEST       0x00010000  /* DFA exec */
121  #define PCRE_NEWLINE_LF         0x00200000  #define PCRE_DFA_RESTART        0x00020000  /* DFA exec */
122  #define PCRE_NEWLINE_CRLF       0x00300000  #define PCRE_FIRSTLINE          0x00040000  /* Compile */
123  #define PCRE_NEWLINE_ANY        0x00400000  #define PCRE_DUPNAMES           0x00080000  /* Compile */
124    #define PCRE_NEWLINE_CR         0x00100000  /* Compile, exec, DFA exec */
125    #define PCRE_NEWLINE_LF         0x00200000  /* Compile, exec, DFA exec */
126    #define PCRE_NEWLINE_CRLF       0x00300000  /* Compile, exec, DFA exec */
127    #define PCRE_NEWLINE_ANY        0x00400000  /* Compile, exec, DFA exec */
128    #define PCRE_NEWLINE_ANYCRLF    0x00500000  /* Compile, exec, DFA exec */
129    #define PCRE_BSR_ANYCRLF        0x00800000  /* Compile, exec, DFA exec */
130    #define PCRE_BSR_UNICODE        0x01000000  /* Compile, exec, DFA exec */
131    #define PCRE_JAVASCRIPT_COMPAT  0x02000000  /* Compile */
132    #define PCRE_NO_START_OPTIMIZE  0x04000000  /* Compile, exec, DFA exec */
133    #define PCRE_NO_START_OPTIMISE  0x04000000  /* Synonym */
134    #define PCRE_PARTIAL_HARD       0x08000000  /* Exec, DFA exec */
135    #define PCRE_NOTEMPTY_ATSTART   0x10000000  /* Exec, DFA exec */
136    #define PCRE_UCP                0x20000000  /* Compile */
137    
138  /* Exec-time and get/set-time error codes */  /* Exec-time and get/set-time error codes */
139    
# Line 133  extern "C" { Line 159  extern "C" {
159  #define PCRE_ERROR_DFA_WSSIZE     (-19)  #define PCRE_ERROR_DFA_WSSIZE     (-19)
160  #define PCRE_ERROR_DFA_RECURSE    (-20)  #define PCRE_ERROR_DFA_RECURSE    (-20)
161  #define PCRE_ERROR_RECURSIONLIMIT (-21)  #define PCRE_ERROR_RECURSIONLIMIT (-21)
162  #define PCRE_ERROR_NULLWSLIMIT    (-22)  #define PCRE_ERROR_NULLWSLIMIT    (-22)  /* No longer actually used */
163  #define PCRE_ERROR_BADNEWLINE     (-23)  #define PCRE_ERROR_BADNEWLINE     (-23)
164    #define PCRE_ERROR_BADOFFSET      (-24)
165    #define PCRE_ERROR_SHORTUTF8      (-25)
166    
167  /* Request types for pcre_fullinfo() */  /* Request types for pcre_fullinfo() */
168    
# Line 151  extern "C" { Line 179  extern "C" {
179  #define PCRE_INFO_NAMETABLE          9  #define PCRE_INFO_NAMETABLE          9
180  #define PCRE_INFO_STUDYSIZE         10  #define PCRE_INFO_STUDYSIZE         10
181  #define PCRE_INFO_DEFAULT_TABLES    11  #define PCRE_INFO_DEFAULT_TABLES    11
182    #define PCRE_INFO_OKPARTIAL         12
183    #define PCRE_INFO_JCHANGED          13
184    #define PCRE_INFO_HASCRORLF         14
185    #define PCRE_INFO_MINLENGTH         15
186    
187  /* Request types for pcre_config(). Do not re-arrange, in order to remain  /* Request types for pcre_config(). Do not re-arrange, in order to remain
188  compatible. */  compatible. */
# Line 163  compatible. */ Line 195  compatible. */
195  #define PCRE_CONFIG_STACKRECURSE            5  #define PCRE_CONFIG_STACKRECURSE            5
196  #define PCRE_CONFIG_UNICODE_PROPERTIES      6  #define PCRE_CONFIG_UNICODE_PROPERTIES      6
197  #define PCRE_CONFIG_MATCH_LIMIT_RECURSION   7  #define PCRE_CONFIG_MATCH_LIMIT_RECURSION   7
198    #define PCRE_CONFIG_BSR                     8
199    
200  /* Bit flags for the pcre_extra structure. Do not re-arrange or redefine  /* Bit flags for the pcre_extra structure. Do not re-arrange or redefine
201  these bits, just add new ones on the end, in order to remain compatible. */  these bits, just add new ones on the end, in order to remain compatible. */
# Line 172  these bits, just add new ones on the end Line 205  these bits, just add new ones on the end
205  #define PCRE_EXTRA_CALLOUT_DATA           0x0004  #define PCRE_EXTRA_CALLOUT_DATA           0x0004
206  #define PCRE_EXTRA_TABLES                 0x0008  #define PCRE_EXTRA_TABLES                 0x0008
207  #define PCRE_EXTRA_MATCH_LIMIT_RECURSION  0x0010  #define PCRE_EXTRA_MATCH_LIMIT_RECURSION  0x0010
208    #define PCRE_EXTRA_MARK                   0x0020
209    
210  /* Types */  /* Types */
211    
# Line 197  typedef struct pcre_extra { Line 231  typedef struct pcre_extra {
231    void *callout_data;             /* Data passed back in callouts */    void *callout_data;             /* Data passed back in callouts */
232    const unsigned char *tables;    /* Pointer to character tables */    const unsigned char *tables;    /* Pointer to character tables */
233    unsigned long int match_limit_recursion; /* Max recursive calls to match() */    unsigned long int match_limit_recursion; /* Max recursive calls to match() */
234      unsigned char **mark;           /* For passing back a mark pointer */
235  } pcre_extra;  } pcre_extra;
236    
237  /* The structure for passing out data via the pcre_callout_function. We use a  /* The structure for passing out data via the pcre_callout_function. We use a
# Line 229  that is triggered by the (?) regex item. Line 264  that is triggered by the (?) regex item.
264  have to take another form. */  have to take another form. */
265    
266  #ifndef VPCOMPAT  #ifndef VPCOMPAT
267  PCRE_DATA_SCOPE void *(*pcre_malloc)(size_t);  PCRE_EXP_DECL void *(*pcre_malloc)(size_t);
268  PCRE_DATA_SCOPE void  (*pcre_free)(void *);  PCRE_EXP_DECL void  (*pcre_free)(void *);
269  PCRE_DATA_SCOPE void *(*pcre_stack_malloc)(size_t);  PCRE_EXP_DECL void *(*pcre_stack_malloc)(size_t);
270  PCRE_DATA_SCOPE void  (*pcre_stack_free)(void *);  PCRE_EXP_DECL void  (*pcre_stack_free)(void *);
271  PCRE_DATA_SCOPE int   (*pcre_callout)(pcre_callout_block *);  PCRE_EXP_DECL int   (*pcre_callout)(pcre_callout_block *);
272  #else   /* VPCOMPAT */  #else   /* VPCOMPAT */
273  PCRE_DATA_SCOPE void *pcre_malloc(size_t);  PCRE_EXP_DECL void *pcre_malloc(size_t);
274  PCRE_DATA_SCOPE void  pcre_free(void *);  PCRE_EXP_DECL void  pcre_free(void *);
275  PCRE_DATA_SCOPE void *pcre_stack_malloc(size_t);  PCRE_EXP_DECL void *pcre_stack_malloc(size_t);
276  PCRE_DATA_SCOPE void  pcre_stack_free(void *);  PCRE_EXP_DECL void  pcre_stack_free(void *);
277  PCRE_DATA_SCOPE int   pcre_callout(pcre_callout_block *);  PCRE_EXP_DECL int   pcre_callout(pcre_callout_block *);
278  #endif  /* VPCOMPAT */  #endif  /* VPCOMPAT */
279    
280  /* Exported PCRE functions */  /* Exported PCRE functions */
281    
282  PCRE_DATA_SCOPE pcre *pcre_compile(const char *, int, const char **, int *,  PCRE_EXP_DECL pcre *pcre_compile(const char *, int, const char **, int *,
283                    const unsigned char *);                    const unsigned char *);
284  PCRE_DATA_SCOPE pcre *pcre_compile2(const char *, int, int *, const char **,  PCRE_EXP_DECL pcre *pcre_compile2(const char *, int, int *, const char **,
285                    int *, const unsigned char *);                    int *, const unsigned char *);
286  PCRE_DATA_SCOPE int  pcre_config(int, void *);  PCRE_EXP_DECL int  pcre_config(int, void *);
287  PCRE_DATA_SCOPE int  pcre_copy_named_substring(const pcre *, const char *,  PCRE_EXP_DECL int  pcre_copy_named_substring(const pcre *, const char *,
288                    int *, int, const char *, char *, int);                    int *, int, const char *, char *, int);
289  PCRE_DATA_SCOPE int  pcre_copy_substring(const char *, int *, int, int, char *,  PCRE_EXP_DECL int  pcre_copy_substring(const char *, int *, int, int, char *,
290                    int);                    int);
291  PCRE_DATA_SCOPE int  pcre_dfa_exec(const pcre *, const pcre_extra *,  PCRE_EXP_DECL int  pcre_dfa_exec(const pcre *, const pcre_extra *,
292                    const char *, int, int, int, int *, int , int *, int);                    const char *, int, int, int, int *, int , int *, int);
293  PCRE_DATA_SCOPE int  pcre_exec(const pcre *, const pcre_extra *, PCRE_SPTR,  PCRE_EXP_DECL int  pcre_exec(const pcre *, const pcre_extra *, PCRE_SPTR,
294                     int, int, int, int *, int);                     int, int, int, int *, int);
295  PCRE_DATA_SCOPE void pcre_free_substring(const char *);  PCRE_EXP_DECL void pcre_free_substring(const char *);
296  PCRE_DATA_SCOPE void pcre_free_substring_list(const char **);  PCRE_EXP_DECL void pcre_free_substring_list(const char **);
297  PCRE_DATA_SCOPE int  pcre_fullinfo(const pcre *, const pcre_extra *, int,  PCRE_EXP_DECL int  pcre_fullinfo(const pcre *, const pcre_extra *, int,
298                    void *);                    void *);
299  PCRE_DATA_SCOPE int  pcre_get_named_substring(const pcre *, const char *,  PCRE_EXP_DECL int  pcre_get_named_substring(const pcre *, const char *,
300                    int *, int, const char *, const char **);                    int *, int, const char *, const char **);
301  PCRE_DATA_SCOPE int  pcre_get_stringnumber(const pcre *, const char *);  PCRE_EXP_DECL int  pcre_get_stringnumber(const pcre *, const char *);
302  PCRE_DATA_SCOPE int  pcre_get_stringtable_entries(const pcre *, const char *,  PCRE_EXP_DECL int  pcre_get_stringtable_entries(const pcre *, const char *,
303                    char **, char **);                    char **, char **);
304  PCRE_DATA_SCOPE int  pcre_get_substring(const char *, int *, int, int,  PCRE_EXP_DECL int  pcre_get_substring(const char *, int *, int, int,
305                    const char **);                    const char **);
306  PCRE_DATA_SCOPE int  pcre_get_substring_list(const char *, int *, int,  PCRE_EXP_DECL int  pcre_get_substring_list(const char *, int *, int,
307                    const char ***);                    const char ***);
308  PCRE_DATA_SCOPE int  pcre_info(const pcre *, int *, int *);  PCRE_EXP_DECL int  pcre_info(const pcre *, int *, int *);
309  PCRE_DATA_SCOPE const unsigned char *pcre_maketables(void);  PCRE_EXP_DECL const unsigned char *pcre_maketables(void);
310  PCRE_DATA_SCOPE int  pcre_refcount(pcre *, int);  PCRE_EXP_DECL int  pcre_refcount(pcre *, int);
311  PCRE_DATA_SCOPE pcre_extra *pcre_study(const pcre *, int, const char **);  PCRE_EXP_DECL pcre_extra *pcre_study(const pcre *, int, const char **);
312  PCRE_DATA_SCOPE const char *pcre_version(void);  PCRE_EXP_DECL const char *pcre_version(void);
313    
314  #ifdef __cplusplus  #ifdef __cplusplus
315  }  /* extern "C" */  }  /* extern "C" */
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