sergiotarxz/nuttx
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Added fsync()

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@241 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2007-05-20 19:03:01 +00:00
parent f9de27c80b
commit c567505d21
2 changed files with 15 additions and 7 deletions
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15
include/nuttx/fs.h
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@ -136,16 +136,23 @@ struct mountpt_operations
off_t (*seek)(FAR struct file *filp, off_t offset, int whence); off_t (*seek)(FAR struct file *filp, off_t offset, int whence);
int (*ioctl)(FAR struct file *filp, int cmd, unsigned long arg); int (*ioctl)(FAR struct file *filp, int cmd, unsigned long arg);
/* The two structures need not be common after this point. The following
* are extended methods needed to deal with the unique needs of mounted
* file systems.
*/
int (*sync)(FAR struct file *filp);
/* The two structures need not be common after this point. For the /* The two structures need not be common after this point. For the
* case of struct mountpt_operations, additional operations are included * case of struct mountpt_operations, additional operations are included
* that used only for mounting and unmounting the volume. * that used only for mounting and unmounting the volume.
*/ */
int (*bind)(FAR struct inode *blkdriver, const void *data, void **handle); int (*bind)(FAR struct inode *blkdriver, const void *data, void **handle);
int (*unbind)(void *handle); int (*unbind)(void *handle);
/* NOTE: More operations will be needed here to support: disk usage stats, stat(), /* NOTE: More operations will be needed here to support: disk usage stats
* sync(), unlink(), mkdir(), chmod(), rename(), etc. * stat(), unlink(), mkdir(), chmod(), rename(), etc.
*/ */
}; };

7
include/unistd.h
View File

@ -94,7 +94,7 @@
#undef _POSIX_ASYNC_IO #undef _POSIX_ASYNC_IO
#undef _POSIX_PRIO_IO #undef _POSIX_PRIO_IO
#define fsync(f) #define fdatasync(f) fsync(f)
/************************************************************ /************************************************************
* Global Function Prototypes * Global Function Prototypes
@ -118,8 +118,9 @@ EXTERN void usleep(unsigned long usec);
/* File descriptor operations */ /* File descriptor operations */
EXTERN int close(int fd); EXTERN int close(int fd);
EXTERN int dup(int fildes); EXTERN int dup(int fd);
EXTERN int dup2(int fildes1, int fildes2); EXTERN int dup2(int fd1, int fd2);
EXTERN int fsync(int fd);
EXTERN off_t lseek(int fd, off_t offset, int whence); EXTERN off_t lseek(int fd, off_t offset, int whence);
EXTERN int read(int fd, void *buf, unsigned int nbytes); EXTERN int read(int fd, void *buf, unsigned int nbytes);
EXTERN int unlink(const char *path); EXTERN int unlink(const char *path);