blob: a267b52576a92a26cab689d073cc37be70ca755a (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
/*
* IMFS_mount
*
* This routine will look at a mount table entry that we are going to
* add to the mount table. If the mount point rtems_filesystem
* location_info_t struct refers to a node that is a directory,
* the node will be marked as a mount point by setting its directory.mt_fs
* pointer to point to the mount table entry that we are about to add
* to the mount table chain.
*
* COPYRIGHT (c) 1989-1998.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
#include <errno.h>
#include "imfs.h"
#include "libio_.h"
int IMFS_mount(
rtems_filesystem_mount_table_entry_t *mt_entry
)
{
IMFS_jnode_t *node;
node = mt_entry->mt_point_node.node_access;
/*
* Is the node that we are mounting onto a directory node ?
*/
if ( node->type != IMFS_DIRECTORY )
set_errno_and_return_minus_one( ENOTDIR );
/*
* Set mt_fs pointer to point to the mount table entry for
* the mounted file system.
*/
node->info.directory.mt_fs = mt_entry;
return 0;
}
|