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1 | /* Extended regular expression matching and search library. | |
2 | Copyright (C) 2002-2018 Free Software Foundation, Inc. | |
3 | This file is part of the GNU C Library. | |
4 | Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU Lesser General Public | |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
10 | ||
11 | The GNU C Library 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 GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public | |
17 | License along with the GNU C Library; if not, see | |
18 | <https://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #if !defined(_LIBC) && !defined(_REGEX_STANDALONE) | |
21 | # include <config.h> | |
22 | ||
23 | # if (__GNUC__ == 4 && 6 <= __GNUC_MINOR__) || 4 < __GNUC__ | |
24 | # pragma GCC diagnostic ignored "-Wsuggest-attribute=pure" | |
25 | # endif | |
26 | # if (__GNUC__ == 4 && 3 <= __GNUC_MINOR__) || 4 < __GNUC__ | |
27 | # pragma GCC diagnostic ignored "-Wold-style-definition" | |
28 | # pragma GCC diagnostic ignored "-Wtype-limits" | |
29 | # endif | |
30 | #endif | |
31 | ||
32 | /* Make sure no one compiles this code with a C++ compiler. */ | |
33 | #if defined __cplusplus && defined _LIBC | |
34 | # error "This is C code, use a C compiler" | |
35 | #endif | |
36 | ||
37 | #ifdef _LIBC | |
38 | /* We have to keep the namespace clean. */ | |
39 | # define regfree(preg) __regfree (preg) | |
40 | # define regexec(pr, st, nm, pm, ef) __regexec (pr, st, nm, pm, ef) | |
41 | # define regcomp(preg, pattern, cflags) __regcomp (preg, pattern, cflags) | |
42 | # define regerror(errcode, preg, errbuf, errbuf_size) \ | |
43 | __regerror(errcode, preg, errbuf, errbuf_size) | |
44 | # define re_set_registers(bu, re, nu, st, en) \ | |
45 | __re_set_registers (bu, re, nu, st, en) | |
46 | # define re_match_2(bufp, string1, size1, string2, size2, pos, regs, stop) \ | |
47 | __re_match_2 (bufp, string1, size1, string2, size2, pos, regs, stop) | |
48 | # define re_match(bufp, string, size, pos, regs) \ | |
49 | __re_match (bufp, string, size, pos, regs) | |
50 | # define re_search(bufp, string, size, startpos, range, regs) \ | |
51 | __re_search (bufp, string, size, startpos, range, regs) | |
52 | # define re_compile_pattern(pattern, length, bufp) \ | |
53 | __re_compile_pattern (pattern, length, bufp) | |
54 | # define re_set_syntax(syntax) __re_set_syntax (syntax) | |
55 | # define re_search_2(bufp, st1, s1, st2, s2, startpos, range, regs, stop) \ | |
56 | __re_search_2 (bufp, st1, s1, st2, s2, startpos, range, regs, stop) | |
57 | # define re_compile_fastmap(bufp) __re_compile_fastmap (bufp) | |
58 | ||
59 | # include "../locale/localeinfo.h" | |
60 | #endif | |
61 | ||
62 | /* On some systems, limits.h sets RE_DUP_MAX to a lower value than | |
63 | GNU regex allows. Include it before <regex.h>, which correctly | |
64 | #undefs RE_DUP_MAX and sets it to the right value. */ | |
65 | #include <limits.h> | |
66 | ||
67 | #include <regex.h> | |
68 | #include "regex_internal.h" | |
69 | ||
70 | #include "regex_internal.c" | |
71 | #include "regcomp.c" | |
72 | #include "regexec.c" | |
73 | ||
74 | /* Binary backward compatibility. */ | |
75 | #if _LIBC | |
76 | # include <shlib-compat.h> | |
77 | # if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3) | |
78 | link_warning (re_max_failures, "the 're_max_failures' variable is obsolete and will go away.") | |
79 | int re_max_failures = 2000; | |
80 | # endif | |
81 | #endif |