/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (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 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/auxv.h>
#include <sys/types.h>
void
sbcp_init(int argc, char *argv[], char *envp[])
{
auxv_t *ap;
uintptr_t *p;
int err;
/*
* Find the aux vector on the stack.
*/
p = (uintptr_t *)envp;
while (*p != NULL)
p++;
/*
* p is now pointing at the 0 word after the environ pointers.
* After that is the aux vectors.
*
* We need to clear the AF_SUN_NOPLM flag from the AT_SUN_AUXFLAGS
* aux vector. This flag told our linker that we don't have a
* primary link map. Now that our linker is done initializing, we
* want to clear this flag before we transfer control to the
* applications copy of the linker, since we want that linker to have
* a primary link map which will be the link map for the application
* we're running.
*/
p++;
for (ap = (auxv_t *)p; ap->a_type != AT_NULL; ap++) {
switch (ap->a_type) {
case AT_SUN_AUXFLAGS:
ap->a_un.a_val &= ~AF_SUN_NOPLM;
break;
default:
break;
}
}
}