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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [tags/] [gnu-src/] [newlib-1.18.0/] [newlib-1.18.0-or32-1.0rc2/] [newlib/] [libc/] [posix/] [regfree.c] - Rev 520
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/*- * 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. * * 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. * 4. 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 8.3 (Berkeley) 3/20/94 */ #ifndef _NO_REGEX #if defined(LIBC_SCCS) && !defined(lint) static char sccsid[] = "@(#)regfree.c 8.3 (Berkeley) 3/20/94"; #endif /* LIBC_SCCS and not lint */ #include <sys/cdefs.h> #include <sys/types.h> #include <stdio.h> #include <stdlib.h> #include <limits.h> #include <regex.h> #include "utils.h" #include "regex2.h" /* - regfree - free everything = extern void regfree(regex_t *); */ void regfree(preg) 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->sets != NULL) free((char *)g->sets); if (g->setbits != NULL) free((char *)g->setbits); if (g->must != NULL) free(g->must); if (g->charjump != NULL) free(&g->charjump[CHAR_MIN]); if (g->matchjump != NULL) free(g->matchjump); free((char *)g); } #endif /* !_NO_REGEX */