1 /*- 2 * Copyright (c) 1991, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Keith Muller of the University of California, San Diego and Lance 7 * Visser of Convex Computer Corporation. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by the University of 20 * California, Berkeley and its contributors. 21 * 4. Neither the name of the University nor the names of its contributors 22 * may be used to endorse or promote products derived from this software 23 * without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 */ 37 38 #ifndef lint 39 #if 0 40 static char sccsid[] = "@(#)misc.c 8.3 (Berkeley) 4/2/94"; 41 #endif 42 #endif /* not lint */ 43 #include <sys/cdefs.h> 44 __FBSDID("$FreeBSD$"); 45 46 #include <sys/types.h> 47 #include <sys/time.h> 48 49 #include <errno.h> 50 #include <inttypes.h> 51 #include <stdio.h> 52 #include <stdlib.h> 53 #include <string.h> 54 #include <unistd.h> 55 56 #include "dd.h" 57 #include "extern.h" 58 59 void 60 summary(void) 61 { 62 struct timeval tv; 63 double secs; 64 char buf[100]; 65 66 (void)gettimeofday(&tv, (struct timezone *)NULL); 67 secs = tv.tv_sec + tv.tv_usec * 1e-6 - st.start; 68 if (secs < 1e-6) 69 secs = 1e-6; 70 /* Use snprintf(3) so that we don't reenter stdio(3). */ 71 (void)snprintf(buf, sizeof(buf), 72 "%ju+%ju records in\n%ju+%ju records out\n", 73 st.in_full, st.in_part, st.out_full, st.out_part); 74 (void)write(STDERR_FILENO, buf, strlen(buf)); 75 if (st.swab) { 76 (void)snprintf(buf, sizeof(buf), "%ju odd length swab %s\n", 77 st.swab, (st.swab == 1) ? "block" : "blocks"); 78 (void)write(STDERR_FILENO, buf, strlen(buf)); 79 } 80 if (st.trunc) { 81 (void)snprintf(buf, sizeof(buf), "%ju truncated %s\n", 82 st.trunc, (st.trunc == 1) ? "block" : "blocks"); 83 (void)write(STDERR_FILENO, buf, strlen(buf)); 84 } 85 (void)snprintf(buf, sizeof(buf), 86 "%ju bytes transferred in %.6f secs (%.0f bytes/sec)\n", 87 st.bytes, secs, st.bytes / secs); 88 (void)write(STDERR_FILENO, buf, strlen(buf)); 89 } 90 91 /* ARGSUSED */ 92 void 93 summaryx(int notused __unused) 94 { 95 int save_errno = errno; 96 97 summary(); 98 errno = save_errno; 99 } 100 101 /* ARGSUSED */ 102 void 103 terminate(int sig) 104 { 105 106 summary(); 107 _exit(sig == 0 ? 0 : 1); 108 } 109