1130b656e5
This will make a number of things easier in the future, as well as (finally!) avoiding the Id-smashing problem which has plagued developers for so long. Boy, I'm glad we're not using sup anymore. This update would have been insane otherwise.
82 lines
2.2 KiB
C
82 lines
2.2 KiB
C
/*
|
|
* panic.c - terminate fast in case of error
|
|
* Copyright (C) 1993 Thomas Koenig
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. The name of the author(s) may not be used to endorse or promote
|
|
* products derived from this software without specific prior written
|
|
* permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
/* System Headers */
|
|
|
|
#include <errno.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
|
|
/* Local headers */
|
|
|
|
#include "panic.h"
|
|
#include "at.h"
|
|
|
|
/* File scope variables */
|
|
|
|
static char rcsid[] = "$FreeBSD$";
|
|
|
|
/* External variables */
|
|
|
|
/* Global functions */
|
|
|
|
void
|
|
panic(char *a)
|
|
{
|
|
/* Something fatal has happened, print error message and exit.
|
|
*/
|
|
fprintf(stderr,"%s: %s\n",namep,a);
|
|
if (fcreated)
|
|
unlink(atfile);
|
|
|
|
exit (EXIT_FAILURE);
|
|
}
|
|
|
|
void
|
|
perr(char *a)
|
|
{
|
|
/* Some operating system error; print error message and exit.
|
|
*/
|
|
perror(a);
|
|
if (fcreated)
|
|
unlink(atfile);
|
|
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
void
|
|
usage(void)
|
|
{
|
|
/* Print usage and exit.
|
|
*/
|
|
fprintf(stderr, "Usage: at [-V] [-q x] [-f file] [-m] time\n"
|
|
" at [-V] -c job [job ...]\n"
|
|
" atq [-V] [-q x] [-v]\n"
|
|
" atrm [-V] job [job ...]\n"
|
|
" batch [-V] [-f file] [-m]\n");
|
|
exit(EXIT_FAILURE);
|
|
}
|