/[pcre]/code/tags/pcre-2.07/pcreposix.h
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Contents of /code/tags/pcre-2.07/pcreposix.h

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Revision 15 - (hide annotations) (download)
Sat Feb 24 21:38:25 2007 UTC (7 years, 6 months ago) by nigel
Original Path: code/trunk/pcreposix.h
File MIME type: text/plain
File size: 2154 byte(s)
Load pcre-1.06 into code/trunk.

1 nigel 3 /*************************************************
2     * Perl-Compatible Regular Expressions *
3     *************************************************/
4    
5 nigel 15 /* Copyright (c) 1998 University of Cambridge */
6 nigel 3
7     #ifndef _PCREPOSIX_H
8     #define _PCREPOSIX_H
9    
10     /* This is the header for the POSIX wrapper interface to the PCRE Perl-
11     Compatible Regular Expression library. It defines the things POSIX says should
12     be there. I hope. */
13    
14     /* Have to include stdlib.h in order to ensure that size_t is defined. */
15    
16     #include <stdlib.h>
17    
18 nigel 15 /* Allow for C++ users */
19    
20     #ifdef __cplusplus
21     extern "C" {
22     #endif
23    
24 nigel 3 /* Options defined by POSIX. */
25    
26     #define REG_ICASE 0x01
27     #define REG_NEWLINE 0x02
28     #define REG_NOTBOL 0x04
29     #define REG_NOTEOL 0x08
30    
31     /* Error values. Not all these are relevant or used by the wrapper. */
32    
33     enum {
34     REG_ASSERT = 1, /* internal error ? */
35     REG_BADBR, /* invalid repeat counts in {} */
36     REG_BADPAT, /* pattern error */
37     REG_BADRPT, /* ? * + invalid */
38     REG_EBRACE, /* unbalanced {} */
39     REG_EBRACK, /* unbalanced [] */
40     REG_ECOLLATE, /* collation error - not relevant */
41     REG_ECTYPE, /* bad class */
42     REG_EESCAPE, /* bad escape sequence */
43     REG_EMPTY, /* empty expression */
44     REG_EPAREN, /* unbalanced () */
45     REG_ERANGE, /* bad range inside [] */
46     REG_ESIZE, /* expression too big */
47     REG_ESPACE, /* failed to get memory */
48     REG_ESUBREG, /* bad back reference */
49     REG_INVARG, /* bad argument */
50     REG_NOMATCH /* match failed */
51     };
52    
53    
54     /* The structure representing a compiled regular expression. */
55    
56     typedef struct {
57     void *re_pcre;
58     size_t re_nsub;
59     size_t re_erroffset;
60     } regex_t;
61    
62     /* The structure in which a captured offset is returned. */
63    
64     typedef int regoff_t;
65    
66     typedef struct {
67     regoff_t rm_so;
68     regoff_t rm_eo;
69     } regmatch_t;
70    
71     /* The functions */
72    
73     extern int regcomp(regex_t *, const char *, int);
74     extern int regexec(regex_t *, const char *, size_t, regmatch_t *, int);
75     extern size_t regerror(int, const regex_t *, char *, size_t);
76     extern void regfree(regex_t *);
77    
78 nigel 15 #ifdef __cplusplus
79     } /* extern "C" */
80     #endif
81    
82 nigel 3 #endif /* End of pcreposix.h */

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