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merge with 4.4Lite and err(3)ify

This commit is contained in:
glass 1995-03-26 02:34:19 +00:00
parent 9929c0629e
commit b7327c7cf6
3 changed files with 67 additions and 41 deletions
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4
usr.bin/biff/Makefile
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@ -1,5 +1,5 @@
# from: @(#)Makefile 5.3 (Berkeley) 5/11/90
# $Id: Makefile,v 1.2 1993/07/31 15:25:37 mycroft Exp $
# $NetBSD: Makefile,v 1.3 1995/03/26 02:34:19 glass Exp $
# @(#)Makefile 8.1 (Berkeley) 6/6/93
PROG= biff

11
usr.bin/biff/biff.1
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@ -1,5 +1,7 @@
.\" Copyright (c) 1980, 1990 The Regents of the University of California.
.\" All rights reserved.
.\" $NetBSD: biff.1,v 1.3 1995/03/26 02:34:21 glass Exp $
.\"
.\" Copyright (c) 1980, 1990, 1993
.\" The Regents of the University of California. All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
@ -29,10 +31,9 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" from: @(#)biff.1 6.5 (Berkeley) 3/14/91
.\" $Id: biff.1,v 1.2 1993/08/01 07:34:15 mycroft Exp $
.\" @(#)biff.1 8.1 (Berkeley) 6/6/93
.\"
.Dd March 14, 1991
.Dd June 6, 1993
.Dt BIFF 1
.Os BSD 4
.Sh NAME

93
usr.bin/biff/biff.c
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@ -1,6 +1,8 @@
/* $NetBSD: biff.c,v 1.3 1995/03/26 02:34:22 glass Exp $ */
/*
* Copyright (c) 1980 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 1980, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@ -32,55 +34,78 @@
*/
#ifndef lint
char copyright[] =
"@(#) Copyright (c) 1980 The Regents of the University of California.\n\
All rights reserved.\n";
static char copyright[] =
"@(#) Copyright (c) 1980, 1993\n\
The Regents of the University of California. All rights reserved.\n";
#endif /* not lint */
#ifndef lint
/*static char sccsid[] = "from: @(#)biff.c 5.3 (Berkeley) 6/1/90";*/
static char rcsid[] = "$Id: biff.c,v 1.2 1993/08/01 18:18:20 mycroft Exp $";
#if 0
static char sccsid[] = "@(#)biff.c 8.1 (Berkeley) 6/6/93";
#else
static char rcsid[] = "$NetBSD: biff.c,v 1.3 1995/03/26 02:34:22 glass Exp $";
#endif
#endif /* not lint */
/*
* biff
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <stdio.h>
char *ttyname();
#include <err.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
static void usage __P((void));
main(argc, argv)
int argc;
char **argv;
char *argv[];
{
char *cp = ttyname(2);
struct stat stb;
struct stat sb;
int ch;
char *name;
argc--, argv++;
if (cp == 0)
fprintf(stderr, "Where are you?\n"), exit(1);
if (stat(cp, &stb) < 0)
perror(cp), exit(1);
if (argc == 0) {
printf("is %s\n", stb.st_mode&0100 ? "y" : "n");
exit((stb.st_mode&0100) ? 0 : 1);
while ((ch = getopt(argc, argv, "")) != EOF)
switch(ch) {
case '?':
default:
usage();
}
argc -= optind;
argv += optind;
if ((name = ttyname(STDERR_FILENO)) == NULL)
err(2, "tty");
if (stat(name, &sb))
err(2, "stat");
if (*argv == NULL) {
(void)printf("is %s\n", sb.st_mode&0100 ? "y" : "n");
exit(sb.st_mode & 0100 ? 0 : 1);
}
switch (argv[0][0]) {
case 'y':
if (chmod(cp, stb.st_mode|0100) < 0)
perror(cp);
break;
switch(argv[0][0]) {
case 'n':
if (chmod(cp, stb.st_mode&~0100) < 0)
perror(cp);
if (chmod(name, sb.st_mode & ~0100) < 0)
err(2, name);
break;
case 'y':
if (chmod(name, sb.st_mode | 0100) < 0)
err(2, name);
break;
default:
fprintf(stderr, "usage: biff [y] [n]\n");
usage();
}
exit((stb.st_mode&0100) ? 0 : 1);
exit(sb.st_mode & 0100 ? 0 : 1);
}
static void
usage()
{
(void)fprintf(stderr, "usage: biff [y | n]\n");
exit(2);
}