m_errorx.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 1996, by Sun Microsystems, Inc.
* All rights reserved.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* Copyright 1993 by Mortice Kern Systems Inc. All rights reserved.
*
*/
#ifdef M_RCSID
#ifndef lint
static char rcsID[] = "$Id: m_errorx.c 1.9 1995/02/08 15:03:16 rob Exp $";
#endif
#endif
#include <mks.h>
#include <errno.h>
#include <string.h>
#ifndef ERRORFN
#define ERRORFN m_errorexit
#define DONE exit(1)
/* Default error msg routine in library */
M_ERROR(m_errorexit);
#endif /* ERRORFN */
/*f
* Print error message with command name and trailing newline.
* Leading ! indicates format errno on the end.
* The value of errno is restored on completion.
*/
void
ERRORFN(const char *fmt, va_list args)
{
int saveerrno = errno;
int syserr = 0;
if (_cmdname != NULL)
fprintf(stderr, "%s: ", _cmdname);
fmt = m_strmsg(fmt);
if (*fmt == '!') {
fmt++;
syserr++;
}
vfprintf(stderr, fmt, args);
if (syserr) {
char *str;
/* Do eprintf-like stuff */
str = strerror(saveerrno);
if (*str == '\0')
fprintf(stderr, ": errno = %d", saveerrno);
else
fprintf(stderr,": %s", str);
}
fputc('\n', stderr);
errno = saveerrno;
DONE;
}