ovs/lib/lockfile.h

/* Copyright (c) 2008, 2009 Nicira, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef LOCKFILE_H
#define LOCKFILE_H 1

struct lockfile;

char *lockfile_name(const char *file);
int lockfile_lock(const char *file, struct lockfile **);
void lockfile_unlock(struct lockfile *);
void lockfile_postfork(void);

#endif /* lib/lockfile.h */