diff options
Diffstat (limited to 'libc/sysdeps/linux/vax/bits/fcntl.h')
| -rw-r--r-- | libc/sysdeps/linux/vax/bits/fcntl.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/vax/bits/fcntl.h b/libc/sysdeps/linux/vax/bits/fcntl.h index 0c94c6b9a..be3e6cc4f 100644 --- a/libc/sysdeps/linux/vax/bits/fcntl.h +++ b/libc/sysdeps/linux/vax/bits/fcntl.h @@ -23,6 +23,9 @@ #include <sys/types.h> +#ifdef __USE_GNU +# include <bits/uio.h> +#endif /* open/fcntl - O_SYNC is only implemented on blocks devices and on files located on an ext2 file system */ @@ -139,3 +142,55 @@ struct flock64 # define FNONBLOCK O_NONBLOCK # define FNDELAY O_NDELAY #endif /* Use BSD. */ + +/* Advise to `posix_fadvise'. */ +#ifdef __USE_XOPEN2K +# define POSIX_FADV_NORMAL 0 /* No further special treatment. */ +# define POSIX_FADV_RANDOM 1 /* Expect random page references. */ +# define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */ +# define POSIX_FADV_WILLNEED 3 /* Will need these pages. */ +# define POSIX_FADV_DONTNEED 4 /* Don't need these pages. */ +# define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */ +#endif + +#ifdef __USE_GNU +# define SYNC_FILE_RANGE_WAIT_BEFORE 1 /* Wait upon writeout of all pages + in the range before performing the + write. */ +# define SYNC_FILE_RANGE_WRITE 2 /* Initiate writeout of all those + dirty pages in the range which are + not presently under writeback. */ +# define SYNC_FILE_RANGE_WAIT_AFTER 4 /* Wait upon writeout of all pages in + the range after performing the + write. */ +#endif + +__BEGIN_DECLS + +#if 0 /*def __USE_GNU*/ + +/* Provide kernel hint to read ahead. */ +extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count) + __THROW; + + +/* Selective file content synch'ing. */ +extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to, + unsigned int __flags); + + +/* Splice address range into a pipe. */ +extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count, + unsigned int __flags); + +/* Splice two files together. */ +extern int splice (int __fdin, int __fdout, size_t __len, unsigned int __flags) + __THROW; + +/* In-kernel implementation of tee for pipe buffers. */ +extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags) + __THROW; + +#endif + +__END_DECLS |