nuttx/include/sys/file.h
zhanghongyu bcd64bf2bf libc/unistd: added an implementation of the lib_flock function
To solve some compilation issues encountered during the porting of
third-party libraries, this function has been added.

Signed-off-by: zhanghongyu <zhanghongyu@xiaomi.com>
2024-07-14 10:51:41 -03:00

51 lines
1.6 KiB
C

/****************************************************************************
* include/sys/file.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you 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 __INCLUDE_SYS_FILE_H
#define __INCLUDE_SYS_FILE_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <unistd.h>
#include <fcntl.h>
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
int flock(int fd, int cmd);
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* __INCLUDE_SYS_FILE_H */