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/*
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
*
* SPDX-License-Identifier: MPL-2.0
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, you can obtain one at https://mozilla.org/MPL/2.0/.
*
* See the COPYRIGHT file distributed with this work for additional
* information regarding copyright ownership.
*/
#pragma once
/*! \file isc/regex.h */
#include <isc/lang.h>
#include <isc/types.h>
ISC_LANG_BEGINDECLS
int
isc_regex_validate(const char *expression);
/*%<
* Check a regular expression for syntactic correctness.
*
* Returns:
*\li -1 on error.
*\li the number of groups in the expression.
*/
ISC_LANG_ENDDECLS
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