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/*
Copyright (c) 2006-2010 Gluster, Inc. <http://www.gluster.com>
This file is part of GlusterFS.
GlusterFS is free software; you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation; either version 3 of the License,
or (at your option) any later version.
GlusterFS is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see
<http://www.gnu.org/licenses/>.
*/
#ifndef _CONFIG_H
#define _CONFIG_H
#include "config.h"
#endif
#include "glusterfs.h"
#include "compat.h"
#include "xlator.h"
#include "inode.h"
#include "logging.h"
#include "common-utils.h"
#include "list.h"
#include "locks.h"
#include "common.h"
#define expect(cond) if (!(cond)) { goto out; }
extern int lock_name (pl_inode_t *, const char *, entrylk_type);
extern int unlock_name (pl_inode_t *, const char *, entrylk_type);
int main (int argc, char **argv)
{
int ret = 1;
int r = -1;
pl_inode_t *pinode = CALLOC (sizeof (pl_inode_t), 1);
pthread_mutex_init (&pinode->dir_lock_mutex, NULL);
INIT_LIST_HEAD (&pinode->gf_dir_locks);
r = lock_name (pinode, NULL, ENTRYLK_WRLCK); expect (r == 0);
{
r = lock_name (pinode, "foo", ENTRYLK_WRLCK); expect (r == -EAGAIN);
}
r = unlock_name (pinode, NULL, ENTRYLK_WRLCK); expect (r == 0);
r = lock_name (pinode, "foo", ENTRYLK_RDLCK); expect (r == 0);
{
r = lock_name (pinode, "foo", ENTRYLK_RDLCK); expect (r == 0);
{
r = lock_name (pinode, "foo", ENTRYLK_WRLCK); expect (r == -EAGAIN);
}
r = unlock_name (pinode, "foo", ENTRYLK_RDLCK); expect (r == 0);
}
r = unlock_name (pinode, "foo", ENTRYLK_RDLCK); expect (r == 0);
r = lock_name (pinode, "foo", ENTRYLK_WRLCK); expect (r == 0);
r = unlock_name (pinode, "foo", ENTRYLK_WRLCK); expect (r == 0);
r = lock_name (pinode, "baz", ENTRYLK_WRLCK); expect (r == 0);
r = lock_name (pinode, "baz", ENTRYLK_RDLCK); expect (r == -EAGAIN);
ret = 0;
out:
return ret;
}
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