1 /* $NetBSD: misc.c,v 1.5 2006/05/11 16:56:50 mrg Exp $ */ 2 3 /*- 4 * Copyright (c) 1991, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 #ifndef lint 34 #if 0 35 static char sccsid[] = "@(#)misc.c 8.1 (Berkeley) 6/5/93"; 36 #else 37 __RCSID("$NetBSD: misc.c,v 1.5 2006/05/11 16:56:50 mrg Exp $"); 38 #endif 39 #endif /* not lint */ 40 41 #include <sys/types.h> 42 #include <sys/types.h> 43 #include <sys/disklabel.h> 44 #include <stdarg.h> 45 #include <stdlib.h> 46 #include <stdio.h> 47 #include "extern.h" 48 49 u_int 50 lfs_log2(u_int num) 51 { 52 u_int i, limit; 53 54 limit = 1; 55 for (i = 0; limit < num; limit = limit << 1, i++); 56 return (i); 57 } 58 59 void 60 fatal(const char *fmt, ...) 61 { 62 va_list ap; 63 64 va_start(ap, fmt); 65 (void)fprintf(stderr, "%s: ", progname); 66 (void)vfprintf(stderr, fmt, ap); 67 va_end(ap); 68 (void)fprintf(stderr, "\n"); 69 exit(1); 70 /* NOTREACHED */ 71 } 72