projects / apple / libc.git / blame
| Commit | Line | Data |
|---|---|---|
| 507116e3 A |
1 | /*- |
| 2 | * SPDX-License-Identifier: BSD-2-Clause-FreeBSD | |
| 3 | * | |
| 4 | * Copyright (c) 2004-2005 Tim J. Robbins. | |
| 5 | * All rights reserved. | |
| 6 | * | |
| 7 | * Redistribution and use in source and binary forms, with or without | |
| 8 | * modification, are permitted provided that the following conditions | |
| 9 | * are met: | |
| 10 | * 1. Redistributions of source code must retain the above copyright | |
| 11 | * notice, this list of conditions and the following disclaimer. | |
| 12 | * 2. Redistributions in binary form must reproduce the above copyright | |
| 13 | * notice, this list of conditions and the following disclaimer in the | |
| 14 | * documentation and/or other materials provided with the distribution. | |
| 15 | * | |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |
| 17 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
| 20 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 21 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| 22 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 23 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 24 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 25 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 26 | * SUCH DAMAGE. | |
| 27 | */ | |
| 28 | ||
| 29 | #include <sys/cdefs.h> | |
| 30 | __FBSDID("$FreeBSD$"); | |
| 31 | ||
| 32 | #include <langinfo.h> | |
| 33 | #include <regex.h> | |
| 34 | #include <stdlib.h> | |
| 35 | ||
| 36 | int | |
| 37 | rpmatch(const char *response) | |
| 38 | { | |
| 39 | regex_t yes, no; | |
| 40 | int ret; | |
| 41 | ||
| 42 | if (regcomp(&yes, nl_langinfo(YESEXPR), REG_EXTENDED|REG_NOSUB) != 0) | |
| 43 | return (-1); | |
| 44 | if (regcomp(&no, nl_langinfo(NOEXPR), REG_EXTENDED|REG_NOSUB) != 0) { | |
| 45 | regfree(&yes); | |
| 46 | return (-1); | |
| 47 | } | |
| 48 | if (regexec(&yes, response, 0, NULL, 0) == 0) | |
| 49 | ret = 1; | |
| 50 | else if (regexec(&no, response, 0, NULL, 0) == 0) | |
| 51 | ret = 0; | |
| 52 | else | |
| 53 | ret = -1; | |
| 54 | regfree(&yes); | |
| 55 | regfree(&no); | |
| 56 | return (ret); | |
| 57 | } |