/*

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* Copyright (C) Internet Systems Consortium, Inc. ("ISC")

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*

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* This Source Code Form is subject to the terms of the Mozilla Public

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* License, v. 2.0. If a copy of the MPL was not distributed with this

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* file, you can obtain one at https://mozilla.org/MPL/2.0/.

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*

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* See the COPYRIGHT file distributed with this work for additional

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* information regarding copyright ownership.

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*/

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#ifndef ISC_REGEX_H

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#define ISC_REGEX_H 1

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/*! \file isc/regex.h */

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#include <isc/types.h>

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#include <isc/lang.h>

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ISC_LANG_BEGINDECLS

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int

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isc_regex_validate(const char *expression);

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/*%<

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* Check a regular expression for syntactic correctness.

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*

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* Returns:

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*\li -1 on error.

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*\li the number of groups in the expression.

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*/

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ISC_LANG_ENDDECLS

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#endif /* ISC_REGEX_H */

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