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[unix-history] / usr / src / libexec / bugfiler / error.c

/*
* Copyright (c) 1986 Regents of the University of California.
* All rights reserved.  The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*/

#ifndef lint
static char sccsid[] = "@(#)error.c     5.3 (Berkeley) 87/04/11";
#endif not lint

#include <bug.h>
#include <syslog.h>
#include <stdio.h>

static short    err_redir;                      /* stderr redirected */

/*
* seterr --
*      redirect stderr for error processing
*/
seterr()
{
       if (!freopen(ERROR_FILE, "a", stderr))
               error("can't open error file %s.\n", ERROR_FILE);
       err_redir = YES;
}

/*
* error --
*      write errors to log file and die
*/
error(fmt, arg)
       register char   *fmt,
                       *arg;
{
       static char     logmsg[MAXLINELEN];     /* syslog message */
       char    *strcpy(), *strcat();

       if (err_redir) {
               /* don't combine these, "fmt" may not require "arg" */
               fputc('\t', stderr);
               fprintf(stderr, fmt, arg);
               fprintf(stderr, "\n\ttemporary file is %s.\n", tmpname);
       }
       else {
               sprintf(logmsg, "bugfiler: %s", fmt);
               syslog(LOG_ERR, logmsg, arg);
       }
#ifdef METOO
       exit(ERR);
#else
       exit(OK);
#endif
}