date and time created 91/07/21 14:50:09 by bostic

[unix-history] / usr / src / usr.bin / tail / misc.c

/*-
* Copyright (c) 1991 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Edward Sze-Tyan Wang.
*
* %sccs.include.redist.c%
*/

#ifndef lint
static char sccsid[] = "@(#)misc.c      5.1 (Berkeley) %G%";
#endif /* not lint */

#include <sys/types.h>
#include <sys/stat.h>
#include <errno.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "extern.h"

void
ierr()
{
       err("%s: %s", fname, strerror(errno));
}

void
oerr()
{
       err("stdout: %s", strerror(errno));
}

#if __STDC__
#include <stdarg.h>
#else
#include <varargs.h>
#endif

void
#if __STDC__
err(const char *fmt, ...)
#else
err(fmt, va_alist)
       char *fmt;
       va_dcl
#endif
{
       va_list ap;
#if __STDC__
       va_start(ap, fmt);
#else
       va_start(ap);
#endif
       (void)fprintf(stderr, "tail: ");
       (void)vfprintf(stderr, fmt, ap);
       va_end(ap);
       (void)fprintf(stderr, "\n");
       exit(1);
       /* NOTREACHED */
}