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imfs_readlink.c @ c058578

4.104.114.84.95

Last change on this file since c058578 was c058578, checked in by Joel Sherrill <joel.sherrill@…>, on 11/01/00 at 21:02:46

2000-11-01 Joel Sherrill <joel@…>

src/imfs/Makefile.am, src/imfs/deviceio.c, src/imfs/imfs_chown.c, src/imfs/imfs_config.c, src/imfs/imfs_creat.c, src/imfs/imfs_debug.c, src/imfs/imfs_directory.c, src/imfs/imfs_eval.c, src/imfs/imfs_fchmod.c, src/imfs/imfs_free.c, src/imfs/imfs_fsunmount.c, src/imfs/imfs_gtkn.c, src/imfs/imfs_init.c, src/imfs/imfs_initsupp.c, src/imfs/imfs_link.c, src/imfs/imfs_mknod.c, src/imfs/imfs_mount.c, src/imfs/imfs_readlink.c, src/imfs/imfs_rmnod.c, src/imfs/imfs_stat.c, src/imfs/imfs_symlink.c, src/imfs/imfs_unixstub.c, src/imfs/imfs_unlink.c, src/imfs/imfs_unmount.c, src/imfs/imfs_utime.c, src/imfs/ioman.c, src/imfs/memfile.c, src/imfs/miniimfs_init.c: assoc.h, error.h, libio_.h, libio.h, and libcsupport.h moved from libc to lib/include/rtems and now must be referenced as <rtems/XXX.h>. Now we do not have to reach up and over to libc to pick them up.

File size: 908 bytes

Line
1	/*
2	* IMFS_readlink
3	*
4	* The following rouine puts the symblic links destination name into
5	* buff.
6	*
7	* COPYRIGHT (c) 1989-1999.
8	* On-Line Applications Research Corporation (OAR).
9	*
10	* The license and distribution terms for this file may be
11	* found in the file LICENSE in this distribution or at
12	* http://www.OARcorp.com/rtems/license.html.
13	*
14	* $Id$
15	*/
16
17	#include <errno.h>
18	#include "imfs.h"
19	#include <rtems/libio_.h>
20
21	int IMFS_readlink(
22	rtems_filesystem_location_info_t *loc,
23	char buf, / OUT */
24	size_t bufsize
25	)
26	{
27	IMFS_jnode_t *node;
28	int i;
29
30	node = loc->node_access;
31
32	if ( node->type != IMFS_SYM_LINK )
33	set_errno_and_return_minus_one( EINVAL );
34
35	for( i=0; ((i<bufsize) && (node->info.sym_link.name[i] != '\0')); i++ )
36	buf[i] = node->info.sym_link.name[i];
37
38	return i;
39	}

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