NetBSD/tools/compat/err.c
2002-01-13 12:45:23 +00:00

111 lines
3.0 KiB
C

/* $NetBSD: err.c,v 1.3 2002/01/13 12:45:23 lukem Exp $ */
/*
* Copyright 1997-2000 Luke Mewburn <lukem@netbsd.org>.
* All rights reserved.
*
* 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. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author 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 ``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 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, WHETHER 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.
*/
/* This file comes from the modified version in lukemftp 1.5. */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifndef HAVE_ERRX
#include <errno.h>
#include <stdarg.h>
#include <stdlib.h>
void
err(int eval, const char *fmt, ...)
{
va_list ap;
int sverrno;
sverrno = errno;
(void)fprintf(stderr, "%s: ", getprogname());
va_start(ap, fmt);
if (fmt != NULL) {
(void)vfprintf(stderr, fmt, ap);
(void)fprintf(stderr, ": ");
}
va_end(ap);
(void)fprintf(stderr, "%s\n", strerror(sverrno));
exit(eval);
}
void
errx(int eval, const char *fmt, ...)
{
va_list ap;
(void)fprintf(stderr, "%s: ", getprogname());
va_start(ap, fmt);
if (fmt != NULL)
(void)vfprintf(stderr, fmt, ap);
va_end(ap);
(void)fprintf(stderr, "\n");
exit(eval);
}
void
warn(const char *fmt, ...)
{
va_list ap;
int sverrno;
sverrno = errno;
(void)fprintf(stderr, "%s: ", getprogname());
va_start(ap, fmt);
if (fmt != NULL) {
(void)vfprintf(stderr, fmt, ap);
(void)fprintf(stderr, ": ");
}
va_end(ap);
(void)fprintf(stderr, "%s\n", strerror(sverrno));
}
void
warnx(const char *fmt, ...)
{
va_list ap;
(void)fprintf(stderr, "%s: ", getprogname());
va_start(ap, fmt);
if (fmt != NULL)
(void)vfprintf(stderr, fmt, ap);
va_end(ap);
(void)fprintf(stderr, "\n");
}
#endif