isalist.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 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <stdio.h>
#include <sys/types.h>
#include <stdlib.h>
#include <errno.h>
#include <sys/systeminfo.h>
/*ARGSUSED*/
int
main(int argc, char *argv[])
{
char buffer[BUFSIZ];
char *buf = buffer;
int ret = 0;
size_t bufsize = BUFSIZ;
ret = sysinfo(SI_ISALIST, buf, bufsize);
if (ret == -1) {
perror("isalist");
exit(1);
} else if (ret > bufsize) {
/* We lost some because our buffer wasn't big enuf */
buf = malloc(bufsize = ret);
if (buf == NULL) {
errno = ENOMEM;
perror("isalist");
exit(1);
}
ret = sysinfo(SI_ISALIST, buf, bufsize);
if (ret == -1) {
perror("isalist");
exit(1);
}
}
(void) printf("%s\n", buf);
return (0);
}