00001 /* 00002 * Copyright (C) 2013 Internet Systems Consortium, Inc. ("ISC") 00003 * 00004 * Permission to use, copy, modify, and/or distribute this software for any 00005 * purpose with or without fee is hereby granted, provided that the above 00006 * copyright notice and this permission notice appear in all copies. 00007 * 00008 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 00009 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 00010 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 00011 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 00012 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 00013 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 00014 * PERFORMANCE OF THIS SOFTWARE. 00015 */ 00016 00017 #ifndef ISC_REGEX_H 00018 #define ISC_REGEX_H 1 00019 00020 /*! \file isc/regex.h */ 00021 00022 #include <isc/types.h> 00023 #include <isc/lang.h> 00024 00025 ISC_LANG_BEGINDECLS 00026 00027 int 00028 isc_regex_validate(const char *expression); 00029 /*%< 00030 * Check a regular expression for syntactic correctness. 00031 * 00032 * Returns: 00033 *\li -1 on error. 00034 *\li the number of groups in the expression. 00035 */ 00036 00037 ISC_LANG_ENDDECLS 00038 00039 #endif /* ISC_REGEX_H */