OpenSolaris_b135/cmd/ramdiskadm/utils.c

/*
 * 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 2002-2003 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#pragma ident	"%Z%%M%	%I%	%E% SMI"

#include <sys/types.h>
#include <sys/param.h>
#include <sys/stat.h>
#include <sys/statvfs.h>
#include <sys/sysmacros.h>
#include <libintl.h>
#include <libgen.h>
#include <string.h>
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <errno.h>

#include "utils.h"

static char *pname = NULL;

/*PRINTFLIKE1*/
void
warn(const char *format, ...)
{
	int err = errno;
	va_list alist;

	if (pname != NULL)
		(void) fprintf(stderr, gettext("%s: "), pname);

	va_start(alist, format);
	(void) vfprintf(stderr, format, alist);
	va_end(alist);

	if (strchr(format, '\n') == NULL)
		(void) fprintf(stderr, gettext(": %s\n"), strerror(err));
}

/*PRINTFLIKE1*/
void
die(const char *format, ...)
{
	int err = errno;
	va_list alist;

	if (pname != NULL)
		(void) fprintf(stderr, gettext("%s: "), pname);

	va_start(alist, format);
	(void) vfprintf(stderr, format, alist);
	va_end(alist);

	if (strchr(format, '\n') == NULL)
		(void) fprintf(stderr, gettext(": %s\n"), strerror(err));

	exit(E_ERROR);
}

char *
getpname(char *arg0)
{
	if (pname == NULL)
		pname = basename(arg0);
	return (pname);
}