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82 lines
2.2 KiB
C
82 lines
2.2 KiB
C
/*
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* panic.c - terminate fast in case of error
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* Copyright (C) 1993 Thomas Koenig
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. The name of the author(s) may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* System Headers */
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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/* Local headers */
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#include "panic.h"
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#include "at.h"
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/* File scope variables */
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static char rcsid[] = "$Id: panic.c,v 1.1 1995/05/24 15:07:32 ig25 Exp $";
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/* External variables */
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/* Global functions */
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void
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panic(char *a)
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{
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/* Something fatal has happened, print error message and exit.
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*/
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fprintf(stderr,"%s: %s\n",namep,a);
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if (fcreated)
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unlink(atfile);
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exit (EXIT_FAILURE);
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}
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void
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perr(char *a)
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{
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/* Some operating system error; print error message and exit.
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*/
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perror(a);
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if (fcreated)
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unlink(atfile);
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exit(EXIT_FAILURE);
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}
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void
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usage(void)
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{
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/* Print usage and exit.
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*/
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fprintf(stderr, "Usage: at [-V] [-q x] [-f file] [-m] time\n"
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" at [-V] -c job [job ...]\n"
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" atq [-V] [-q x] [-v]\n"
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" atrm [-V] job [job ...]\n"
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" batch [-V] [-f file] [-m]\n");
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exit(EXIT_FAILURE);
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}
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