1/* 2 * regfree - free an RE 3 * 4 * Copyright (c) 1998, 1999 Henry Spencer. All rights reserved. 5 * 6 * Development of this software was funded, in part, by Cray Research Inc., 7 * UUNET Communications Services Inc., Sun Microsystems Inc., and Scriptics 8 * Corporation, none of whom are responsible for the results. The author 9 * thanks all of them. 10 * 11 * Redistribution and use in source and binary forms -- with or without 12 * modification -- are permitted for any purpose, provided that 13 * redistributions in source form retain this entire copyright notice and 14 * indicate the origin and nature of any modifications. 15 * 16 * I'd appreciate being given credit for this package in the documentation of 17 * software which uses it, but that is not a requirement. 18 * 19 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 20 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY 21 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 22 * HENRY SPENCER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 24 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 25 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 26 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 27 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 28 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 * 30 * You might think that this could be incorporated into regcomp.c, and that 31 * would be a reasonable idea... except that this is a generic function (with 32 * a generic name), applicable to all compiled REs regardless of the size of 33 * their characters, whereas the stuff in regcomp.c gets compiled once per 34 * character size. 35 */ 36 37#include "regguts.h" 38 39/* 40 - regfree - free an RE (generic function, punts to RE-specific function) 41 * 42 * Ignoring invocation with NULL is a convenience. 43 */ 44void 45regfree( 46 regex_t *re) 47{ 48 if (re == NULL) { 49 return; 50 } 51 (*((struct fns *)re->re_fns)->free)(re); 52} 53 54/* 55 * Local Variables: 56 * mode: c 57 * c-basic-offset: 4 58 * fill-column: 78 59 * End: 60 */ 61