2 * Copyright (c) 1994 Christos Zoulas
3 * Copyright (c) 1995 Frank van der Linden
4 * Copyright (c) 1995 Scott Bartram
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 * from: svr4_util.c,v 1.5 1995/01/22 23:44:50 christos Exp
32 #include <sys/cdefs.h>
33 __FBSDID("$FreeBSD$");
35 #include <sys/fcntl.h>
36 #include <sys/param.h>
37 #include <sys/systm.h>
38 #include <sys/syscallsubr.h>
40 #include <i386/ibcs2/ibcs2_util.h>
43 const char ibcs2_emul_path[] = "/compat/ibcs2";
46 * Search an alternate path before passing pathname arguments on
47 * to system calls. Useful for keeping a separate 'emulation tree'.
49 * If cflag is set, we check if an attempt can be made to create
50 * the named file, i.e. we check if the directory it should
54 ibcs2_emul_find(struct thread *td, char *path, enum uio_seg pathseg,
55 char **pbuf, int cflag)
58 return (kern_alternate_path(td, ibcs2_emul_path, path, pathseg, pbuf,