/*
 * 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	5.1 (Berkeley) 86/11/25";
#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
}