xref: /freebsd/usr.bin/cmp/misc.c (revision 783d3ff6d7fae619db8a7990b8a6387de0c677b5)
1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
3  *
4  * Copyright (c) 1991, 1993, 1994
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/types.h>
33 
34 #include <err.h>
35 #include <stdbool.h>
36 #include <stdio.h>
37 #include <stdlib.h>
38 
39 #include "extern.h"
40 
41 void
42 eofmsg(const char *file)
43 {
44 	if (!sflag)
45 		warnx("EOF on %s", file);
46 	exit(DIFF_EXIT);
47 }
48 
49 void
50 diffmsg(const char *file1, const char *file2, off_t byte, off_t line,
51     int b1, int b2)
52 {
53 	if (sflag)
54 		goto out;
55 
56 	if (bflag) {
57 		(void)printf("%s %s differ: char %lld, line %lld is %3o %c %3o %c\n",
58 		    file1, file2, (long long)byte, (long long)line, b1, b1,
59 		    b2, b2);
60 	} else {
61 		(void)printf("%s %s differ: char %lld, line %lld\n",
62 		    file1, file2, (long long)byte, (long long)line);
63 	}
64 out:
65 	exit(DIFF_EXIT);
66 }
67