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 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34 #ifndef lint
35 #if 0
36 static char sccsid[] = "@(#)misc.c 8.3 (Berkeley) 4/2/94";
37 #endif
38 #endif /* not lint */
39 #include <sys/cdefs.h>
40 __FBSDID("$FreeBSD$");
41
42 #include <sys/types.h>
43
44 #include <err.h>
45 #include <errno.h>
46 #include <inttypes.h>
47 #include <signal.h>
48 #include <stdio.h>
49 #include <stdlib.h>
50 #include <string.h>
51 #include <time.h>
52 #include <unistd.h>
53
54 #include "dd.h"
55 #include "extern.h"
56
57 void
summary(void)58 summary(void)
59 {
60 struct timespec end, ts_res;
61 double secs, res;
62
63 if (ddflags & C_NOINFO)
64 return;
65
66 if (clock_gettime(CLOCK_MONOTONIC, &end))
67 err(1, "clock_gettime");
68 if (clock_getres(CLOCK_MONOTONIC, &ts_res))
69 err(1, "clock_getres");
70 secs = (end.tv_sec - st.start.tv_sec) + \
71 (end.tv_nsec - st.start.tv_nsec) * 1e-9;
72 res = ts_res.tv_sec + ts_res.tv_nsec * 1e-9;
73 if (secs < res)
74 secs = res;
75 (void)fprintf(stderr,
76 "%ju+%ju records in\n%ju+%ju records out\n",
77 st.in_full, st.in_part, st.out_full, st.out_part);
78 if (st.swab)
79 (void)fprintf(stderr, "%ju odd length swab %s\n",
80 st.swab, (st.swab == 1) ? "block" : "blocks");
81 if (st.trunc)
82 (void)fprintf(stderr, "%ju truncated %s\n",
83 st.trunc, (st.trunc == 1) ? "block" : "blocks");
84 if (!(ddflags & C_NOXFER)) {
85 (void)fprintf(stderr,
86 "%ju bytes transferred in %.6f secs (%.0f bytes/sec)\n",
87 st.bytes, secs, st.bytes / secs);
88 }
89 need_summary = 0;
90 }
91
92 /* ARGSUSED */
93 void
siginfo_handler(int signo __unused)94 siginfo_handler(int signo __unused)
95 {
96
97 need_summary = 1;
98 }
99
100 /* ARGSUSED */
101 void
terminate(int sig)102 terminate(int sig)
103 {
104
105 summary();
106 _exit(sig == 0 ? 0 : 1);
107 }
108