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06825bd1 | 1 | /* Portable <regex.h>. |
3666a048 | 2 | Copyright (C) 2000-2021 Free Software Foundation, Inc. |
88987551 L |
3 | |
4 | This file is part of GDB. | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 8 | the Free Software Foundation; either version 3 of the License, or |
88987551 L |
9 | (at your option) any later version. |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 17 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
88987551 | 18 | |
db1ff28b JK |
19 | #ifndef GDB_REGEX_H |
20 | #define GDB_REGEX_H 1 | |
f77b92bf | 21 | |
06825bd1 | 22 | # include "xregex.h" |
f77b92bf | 23 | |
2d7cc5c7 PA |
24 | /* A compiled regex. This is mainly a wrapper around regex_t. The |
25 | the constructor throws on regcomp error and the destructor is | |
26 | responsible for calling regfree. The former means that it's not | |
27 | possible to create an instance of compiled_regex that isn't | |
28 | compiled, hence the name. */ | |
29 | class compiled_regex | |
30 | { | |
31 | public: | |
32 | /* Compile a regexp and throw an exception on error, including | |
33 | MESSAGE. REGEX and MESSAGE must not be NULL. */ | |
34 | compiled_regex (const char *regex, int cflags, | |
35 | const char *message) | |
36 | ATTRIBUTE_NONNULL (2) ATTRIBUTE_NONNULL (4); | |
37 | ||
38 | ~compiled_regex (); | |
39 | ||
d6541620 | 40 | DISABLE_COPY_AND_ASSIGN (compiled_regex); |
2d7cc5c7 PA |
41 | |
42 | /* Wrapper around ::regexec. */ | |
43 | int exec (const char *string, | |
44 | size_t nmatch, regmatch_t pmatch[], | |
45 | int eflags) const; | |
46 | ||
47 | /* Wrapper around ::re_search. (Not const because re_search's | |
48 | regex_t parameter isn't either.) */ | |
49 | int search (const char *string, int size, int startpos, | |
50 | int range, struct re_registers *regs); | |
51 | ||
52 | private: | |
53 | /* The compiled pattern. */ | |
54 | regex_t m_pattern; | |
55 | }; | |
dc92e161 | 56 | |
db1ff28b | 57 | #endif /* not GDB_REGEX_H */ |