19b50d902SRodney W. Grimes /*- 29b50d902SRodney W. Grimes * Copyright (c) 1992 Diomidis Spinellis. 39b50d902SRodney W. Grimes * Copyright (c) 1992, 1993 49b50d902SRodney W. Grimes * The Regents of the University of California. All rights reserved. 59b50d902SRodney W. Grimes * 69b50d902SRodney W. Grimes * This code is derived from software contributed to Berkeley by 79b50d902SRodney W. Grimes * Diomidis Spinellis of Imperial College, University of London. 89b50d902SRodney W. Grimes * 99b50d902SRodney W. Grimes * Redistribution and use in source and binary forms, with or without 109b50d902SRodney W. Grimes * modification, are permitted provided that the following conditions 119b50d902SRodney W. Grimes * are met: 129b50d902SRodney W. Grimes * 1. Redistributions of source code must retain the above copyright 139b50d902SRodney W. Grimes * notice, this list of conditions and the following disclaimer. 149b50d902SRodney W. Grimes * 2. Redistributions in binary form must reproduce the above copyright 159b50d902SRodney W. Grimes * notice, this list of conditions and the following disclaimer in the 169b50d902SRodney W. Grimes * documentation and/or other materials provided with the distribution. 17*fbbd9655SWarner Losh * 3. Neither the name of the University nor the names of its contributors 189b50d902SRodney W. Grimes * may be used to endorse or promote products derived from this software 199b50d902SRodney W. Grimes * without specific prior written permission. 209b50d902SRodney W. Grimes * 219b50d902SRodney W. Grimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 229b50d902SRodney W. Grimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 239b50d902SRodney W. Grimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 249b50d902SRodney W. Grimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 259b50d902SRodney W. Grimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 269b50d902SRodney W. Grimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 279b50d902SRodney W. Grimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 289b50d902SRodney W. Grimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 299b50d902SRodney W. Grimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 309b50d902SRodney W. Grimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 319b50d902SRodney W. Grimes * SUCH DAMAGE. 329b50d902SRodney W. Grimes */ 339b50d902SRodney W. Grimes 34e74bf75fSMark Murray #include <sys/cdefs.h> 35e74bf75fSMark Murray __FBSDID("$FreeBSD$"); 36e74bf75fSMark Murray 379b50d902SRodney W. Grimes #ifndef lint 38e74bf75fSMark Murray static const char sccsid[] = "@(#)misc.c 8.1 (Berkeley) 6/6/93"; 3973a08bb2SPhilippe Charnier #endif 409b50d902SRodney W. Grimes 419b50d902SRodney W. Grimes #include <sys/types.h> 429b50d902SRodney W. Grimes 4373a08bb2SPhilippe Charnier #include <err.h> 44821df508SXin LI #include <limits.h> 459b50d902SRodney W. Grimes #include <regex.h> 46821df508SXin LI #include <stdio.h> 479b50d902SRodney W. Grimes #include <stdlib.h> 48821df508SXin LI #include <string.h> 49821df508SXin LI 50821df508SXin LI #include "defs.h" 51821df508SXin LI #include "extern.h" 529b50d902SRodney W. Grimes 539b50d902SRodney W. Grimes /* 549d5abbddSJens Schweikhardt * Return a string for a regular expression error passed. This is overkill, 559b50d902SRodney W. Grimes * because of the silly semantics of regerror (we can never know the size of 569b50d902SRodney W. Grimes * the buffer). 579b50d902SRodney W. Grimes */ 589b50d902SRodney W. Grimes char * 59249a8a80SPedro F. Giffuni strregerror(int errcode, regex_t *preg) 609b50d902SRodney W. Grimes { 619b50d902SRodney W. Grimes static char *oe; 629b50d902SRodney W. Grimes size_t s; 639b50d902SRodney W. Grimes 64249a8a80SPedro F. Giffuni if (oe != NULL) 65249a8a80SPedro F. Giffuni free(oe); 6605018c64STim J. Robbins s = regerror(errcode, preg, NULL, 0); 67249a8a80SPedro F. Giffuni if ((oe = malloc(s)) == NULL) 68249a8a80SPedro F. Giffuni err(1, "malloc"); 699b50d902SRodney W. Grimes (void)regerror(errcode, preg, oe, s); 709b50d902SRodney W. Grimes return (oe); 719b50d902SRodney W. Grimes } 72