/* $NetBSD: regfree.c,v 1.2 2009/01/02 00:32:11 tnozaki Exp $ */ /*- * Copyright (c) 1992, 1993, 1994 Henry Spencer. * Copyright (c) 1992, 1993, 1994 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * Henry Spencer of the University of Toronto. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)regfree.c 8.2 (Berkeley) 3/16/94 */ #if defined(LIBC_SCCS) && !defined(lint) static char sccsid[] = "@(#)regfree.c 8.2 (Berkeley) 3/16/94"; #endif /* LIBC_SCCS and not lint */ #include <sys/types.h> #include <stdio.h> #include <stdlib.h> #include <regex.h> #include "utils.h" #include "regex2.h" /* - regfree - free everything */ void regfree(regex_t *preg) { struct re_guts *g; if (preg->re_magic != MAGIC1) /* oops */ return; /* nice to complain, but hard */ g = preg->re_g; if (g == NULL || g->magic != MAGIC2) /* oops again */ return; preg->re_magic = 0; /* mark it invalid */ g->magic = 0; /* mark it invalid */ if (g->strip != NULL) free((char *)g->strip); if (g->stripdata != NULL) free((char *)g->stripdata); if (g->sets != NULL) free((char *)g->sets); if (g->setbits != NULL) free((char *)g->setbits); if (g->must != NULL) free(g->must); free((char *)g); } |