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/*
* unlink() - POSIX 1003.1b - 5.5.1 - Remove an existing link
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <unistd.h>
#include <rtems/libio_.h>
int unlink( const char *path )
{
int rv = 0;
rtems_filesystem_eval_path_context_t ctx;
int eval_flags = RTEMS_FS_REJECT_TERMINAL_DOT;
rtems_filesystem_location_info_t parentloc;
int parent_eval_flags = RTEMS_FS_PERMS_WRITE
| RTEMS_FS_PERMS_EXEC
| RTEMS_FS_FOLLOW_LINK;
const rtems_filesystem_location_info_t *currentloc =
rtems_filesystem_eval_path_start_with_parent(
&ctx,
path,
eval_flags,
&parentloc,
parent_eval_flags
);
rv = (*currentloc->ops->rmnod_h)(
&parentloc,
currentloc
);
rtems_filesystem_eval_path_cleanup_with_parent( &ctx, &parentloc );
return rv;
}
/*
* _unlink_r
*
* This is the Newlib dependent reentrant version of unlink().
*/
#if defined(RTEMS_NEWLIB)
#include <reent.h>
int _unlink_r(
struct _reent *ptr __attribute__((unused)),
const char *path
)
{
return unlink( path );
}
#endif
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