1 /* 2 * Copyright 2010 Nexenta Systems, Inc. All rights reserved. 3 * Copyright (c) 1992 Diomidis Spinellis. 4 * Copyright (c) 1992, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Diomidis Spinellis of Imperial College, University of London. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 4. Neither the name of the University nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35 #include <sys/types.h> 36 37 #include <err.h> 38 #include <limits.h> 39 #include <regex.h> 40 #include <stdio.h> 41 #include <stdlib.h> 42 #include <string.h> 43 #include <stdarg.h> 44 45 #include "defs.h" 46 #include "extern.h" 47 48 /* 49 * Return a string for a regular expression error passed. This is overkill, 50 * because of the silly semantics of regerror (we can never know the size of 51 * the buffer). 52 */ 53 char * 54 strregerror(int errcode, regex_t *preg) 55 { 56 static char *oe; 57 size_t s; 58 59 if (oe != NULL) 60 free(oe); 61 s = regerror(errcode, preg, NULL, 0); 62 if ((oe = malloc(s)) == NULL) 63 err(1, "malloc"); 64 (void) regerror(errcode, preg, oe, s); 65 return (oe); 66 } 67 68 void 69 fatal(const char *fmt, ...) 70 { 71 va_list ap; 72 73 (void) fprintf(stderr, "%s: %lu: ", fname, linenum); 74 75 va_start(ap, fmt); 76 (void) vfprintf(stderr, fmt, ap); 77 va_end(ap); 78 79 (void) fputc('\n', stderr); 80 81 exit(1); 82 } 83