/***********************************************************************
* *
* This software is part of the ast package *
* Copyright (c) 1985-2011 AT&T Intellectual Property *
* and is licensed under the *
* Eclipse Public License, Version 1.0 *
* by AT&T Intellectual Property *
* *
* A copy of the License is available at *
* http://www.eclipse.org/org/documents/epl-v10.html *
* (with md5 checksum b35adb5213ca9657e911e9befb180842) *
* *
* Information and Software Systems Research *
* AT&T Research *
* Florham Park NJ *
* *
* Glenn Fowler <gsf@research.att.com> *
* David Korn <dgk@research.att.com> *
* Phong Vo <kpv@research.att.com> *
* *
***********************************************************************/
#pragma prototyped
/*
* AT&T Bell Laboratories
* disable preroot and open path relative to the real root
*/
#include <ast.h>
#include <preroot.h>
#if FS_PREROOT
int
realopen(const char* path, int mode, int perm)
{
char buf[PATH_MAX + 8];
if (*path != '/' || !ispreroot(NiL)) return(-1);
strcopy(strcopy(buf, PR_REAL), path);
return(open(buf, mode, perm));
}
#else
NoN(realopen)
#endif