tags/pcre-7.7/pcreposix.h

/*************************************************
*       Perl-Compatible Regular Expressions      *
*************************************************/

#ifndef _PCREPOSIX_H
#define _PCREPOSIX_H

/* This is the header for the POSIX wrapper interface to the PCRE Perl-
Compatible Regular Expression library. It defines the things POSIX says should
be there. I hope.

            Copyright (c) 1997-2008 University of Cambridge

-----------------------------------------------------------------------------
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright notice,
      this list of conditions and the following disclaimer.

    * Redistributions in binary form must reproduce the above copyright
      notice, this list of conditions and the following disclaimer in the
      documentation and/or other materials provided with the distribution.

    * Neither the name of the University of Cambridge nor the names of its
      contributors may be used to endorse or promote products derived from
      this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
-----------------------------------------------------------------------------
*/

/* Have to include stdlib.h in order to ensure that size_t is defined. */

#include <stdlib.h>

/* Allow for C++ users */

#ifdef __cplusplus
extern "C" {
#endif

/* Options, mostly defined by POSIX, but with a couple of extras. */

#define REG_ICASE     0x0001
#define REG_NEWLINE   0x0002
#define REG_NOTBOL    0x0004
#define REG_NOTEOL    0x0008
#define REG_DOTALL    0x0010   /* NOT defined by POSIX. */
#define REG_NOSUB     0x0020
#define REG_UTF8      0x0040   /* NOT defined by POSIX. */

/* This is not used by PCRE, but by defining it we make it easier
to slot PCRE into existing programs that make POSIX calls. */

#define REG_EXTENDED  0

/* Error values. Not all these are relevant or used by the wrapper. */

enum {
  REG_ASSERT = 1,  /* internal error ? */
  REG_BADBR,       /* invalid repeat counts in {} */
  REG_BADPAT,      /* pattern error */
  REG_BADRPT,      /* ? * + invalid */
  REG_EBRACE,      /* unbalanced {} */
  REG_EBRACK,      /* unbalanced [] */
  REG_ECOLLATE,    /* collation error - not relevant */
  REG_ECTYPE,      /* bad class */
  REG_EESCAPE,     /* bad escape sequence */
  REG_EMPTY,       /* empty expression */
  REG_EPAREN,      /* unbalanced () */
  REG_ERANGE,      /* bad range inside [] */
  REG_ESIZE,       /* expression too big */
  REG_ESPACE,      /* failed to get memory */
  REG_ESUBREG,     /* bad back reference */
  REG_INVARG,      /* bad argument */
  REG_NOMATCH      /* match failed */
};


/* The structure representing a compiled regular expression. */

typedef struct {
  void *re_pcre;
  size_t re_nsub;
  size_t re_erroffset;
} regex_t;

/* The structure in which a captured offset is returned. */

typedef int regoff_t;

typedef struct {
  regoff_t rm_so;
  regoff_t rm_eo;
} regmatch_t;

/* When an application links to a PCRE DLL in Windows, the symbols that are
imported have to be identified as such. When building PCRE, the appropriate
export settings are needed, and are set in pcreposix.c before including this
file. */

#if defined(_WIN32) && !defined(PCRE_STATIC) && !defined(PCREPOSIX_EXP_DECL)
#  define PCREPOSIX_EXP_DECL  extern __declspec(dllimport)
#  define PCREPOSIX_EXP_DEFN  __declspec(dllimport)
#endif

/* By default, we use the standard "extern" declarations. */

#ifndef PCREPOSIX_EXP_DECL
#  ifdef __cplusplus
#    define PCREPOSIX_EXP_DECL  extern "C"
#    define PCREPOSIX_EXP_DEFN  extern "C"
#  else
#    define PCREPOSIX_EXP_DECL  extern
#    define PCREPOSIX_EXP_DEFN  extern
#  endif
#endif

/* The functions */

PCREPOSIX_EXP_DECL int regcomp(regex_t *, const char *, int);
PCREPOSIX_EXP_DECL int regexec(const regex_t *, const char *, size_t,
                     regmatch_t *, int);
PCREPOSIX_EXP_DECL size_t regerror(int, const regex_t *, char *, size_t);
PCREPOSIX_EXP_DECL void regfree(regex_t *);

#ifdef __cplusplus
}   /* extern "C" */
#endif

#endif /* End of pcreposix.h */
1	nigel	3	/*************************************************
2			* Perl-Compatible Regular Expressions *
3			*************************************************/
4
5			#ifndef _PCREPOSIX_H
6			#define _PCREPOSIX_H
7
8			/* This is the header for the POSIX wrapper interface to the PCRE Perl-
9			Compatible Regular Expression library. It defines the things POSIX says should
10	nigel	75	be there. I hope.
11	nigel	3
12	ph10	305	Copyright (c) 1997-2008 University of Cambridge
13	nigel	75
14			-----------------------------------------------------------------------------
15			Redistribution and use in source and binary forms, with or without
16			modification, are permitted provided that the following conditions are met:
17
18			* Redistributions of source code must retain the above copyright notice,
19			this list of conditions and the following disclaimer.
20
21			* Redistributions in binary form must reproduce the above copyright
22			notice, this list of conditions and the following disclaimer in the
23			documentation and/or other materials provided with the distribution.
24
25			* Neither the name of the University of Cambridge nor the names of its
26			contributors may be used to endorse or promote products derived from
27			this software without specific prior written permission.
28
29			THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
30			AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
31			IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
32			ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
33			LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
34			CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
35			SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
36			INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
37			CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38			ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
39			POSSIBILITY OF SUCH DAMAGE.
40			-----------------------------------------------------------------------------
41			*/
42
43	nigel	3	/* Have to include stdlib.h in order to ensure that size_t is defined. */
44
45			#include <stdlib.h>
46
47	nigel	15	/* Allow for C++ users */
48
49			#ifdef __cplusplus
50			extern "C" {
51			#endif
52
53	nigel	87	/* Options, mostly defined by POSIX, but with a couple of extras. */
54	nigel	3
55	nigel	87	#define REG_ICASE 0x0001
56			#define REG_NEWLINE 0x0002
57			#define REG_NOTBOL 0x0004
58			#define REG_NOTEOL 0x0008
59			#define REG_DOTALL 0x0010 /* NOT defined by POSIX. */
60			#define REG_NOSUB 0x0020
61			#define REG_UTF8 0x0040 /* NOT defined by POSIX. */
62	nigel	3
63	nigel	87	/* This is not used by PCRE, but by defining it we make it easier
64	nigel	43	to slot PCRE into existing programs that make POSIX calls. */
65
66			#define REG_EXTENDED 0
67
68	nigel	3	/* Error values. Not all these are relevant or used by the wrapper. */
69
70			enum {
71			REG_ASSERT = 1, /* internal error ? */
72			REG_BADBR, /* invalid repeat counts in {} */
73			REG_BADPAT, /* pattern error */
74			REG_BADRPT, /* ? * + invalid */
75			REG_EBRACE, /* unbalanced {} */
76			REG_EBRACK, /* unbalanced [] */
77			REG_ECOLLATE, /* collation error - not relevant */
78			REG_ECTYPE, /* bad class */
79			REG_EESCAPE, /* bad escape sequence */
80			REG_EMPTY, /* empty expression */
81			REG_EPAREN, /* unbalanced () */
82			REG_ERANGE, /* bad range inside [] */
83			REG_ESIZE, /* expression too big */
84			REG_ESPACE, /* failed to get memory */
85			REG_ESUBREG, /* bad back reference */
86			REG_INVARG, /* bad argument */
87			REG_NOMATCH /* match failed */
88			};
89
90
91			/* The structure representing a compiled regular expression. */
92
93			typedef struct {
94			void *re_pcre;
95			size_t re_nsub;
96			size_t re_erroffset;
97			} regex_t;
98
99			/* The structure in which a captured offset is returned. */
100
101			typedef int regoff_t;
102
103			typedef struct {
104			regoff_t rm_so;
105			regoff_t rm_eo;
106			} regmatch_t;
107
108	ph10	145	/* When an application links to a PCRE DLL in Windows, the symbols that are
109			imported have to be identified as such. When building PCRE, the appropriate
110	ph10	200	export settings are needed, and are set in pcreposix.c before including this
111	ph10	199	file. */
112	nigel	89
113	ph10	199	#if defined(_WIN32) && !defined(PCRE_STATIC) && !defined(PCREPOSIX_EXP_DECL)
114			# define PCREPOSIX_EXP_DECL extern __declspec(dllimport)
115			# define PCREPOSIX_EXP_DEFN __declspec(dllimport)
116	nigel	89	#endif
117
118	ph10	145	/* By default, we use the standard "extern" declarations. */
119	nigel	89
120	ph10	145	#ifndef PCREPOSIX_EXP_DECL
121	nigel	89	# ifdef __cplusplus
122	ph10	145	# define PCREPOSIX_EXP_DECL extern "C"
123			# define PCREPOSIX_EXP_DEFN extern "C"
124	nigel	89	# else
125	ph10	145	# define PCREPOSIX_EXP_DECL extern
126			# define PCREPOSIX_EXP_DEFN extern
127	nigel	89	# endif
128			#endif
129
130	nigel	3	/* The functions */
131
132	ph10	145	PCREPOSIX_EXP_DECL int regcomp(regex_t , const char , int);
133			PCREPOSIX_EXP_DECL int regexec(const regex_t , const char , size_t,
134			regmatch_t *, int);
135			PCREPOSIX_EXP_DECL size_t regerror(int, const regex_t , char , size_t);
136			PCREPOSIX_EXP_DECL void regfree(regex_t *);
137	nigel	3
138	nigel	15	#ifdef __cplusplus
139			} /* extern "C" */
140			#endif
141
142	nigel	3	#endif /* End of pcreposix.h */
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