os/persistentdata/persistentstorage/sqlite3api/TEST/TCL/tcldistribution/generic/regfree.c
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
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/*
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 * regfree - free an RE
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 *
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 * Copyright (c) 1998, 1999 Henry Spencer.  All rights reserved.
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 * 
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 * Development of this software was funded, in part, by Cray Research Inc.,
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 * UUNET Communications Services Inc., Sun Microsystems Inc., and Scriptics
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 * Corporation, none of whom are responsible for the results.  The author
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 * thanks all of them. 
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 * 
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 * Redistribution and use in source and binary forms -- with or without
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 * modification -- are permitted for any purpose, provided that
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 * redistributions in source form retain this entire copyright notice and
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 * indicate the origin and nature of any modifications.
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 * 
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 * I'd appreciate being given credit for this package in the documentation
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 * of software which uses it, but that is not a requirement.
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 * 
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 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
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 * HENRY SPENCER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 *
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 *
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 *
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 * You might think that this could be incorporated into regcomp.c, and
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 * that would be a reasonable idea... except that this is a generic
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 * function (with a generic name), applicable to all compiled REs
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 * regardless of the size of their characters, whereas the stuff in
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 * regcomp.c gets compiled once per character size.
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 */
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#include "regguts.h"
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/*
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 - regfree - free an RE (generic function, punts to RE-specific function)
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 *
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 * Ignoring invocation with NULL is a convenience.
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 */
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VOID
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regfree(re)
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regex_t *re;
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{
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	if (re == NULL)
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		return;
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	(*((struct fns *)re->re_fns)->free)(re);
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}