diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h')
-rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h | 54 |
1 files changed, 51 insertions, 3 deletions
diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h b/sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h index 9198c70bd4..fa1d02bc1f 100644 --- a/sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h +++ b/sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h @@ -1,5 +1,5 @@ /* O_*, F_*, FD_* bit values for Linux/x86-64. - Copyright (C) 2001, 2002, 2004 Free Software Foundation, Inc. + Copyright (C) 2001, 2002, 2004, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -21,9 +21,12 @@ # error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." #endif - #include <sys/types.h> #include <bits/wordsize.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 */ @@ -110,7 +113,7 @@ # define F_NOTIFY 1026 /* Request notfications on a directory. */ #endif -/* For F_[GET|SET]FL. */ +/* For F_[GET|SET]FD. */ #define FD_CLOEXEC 1 /* actually anything with low bit set goes */ /* For posix fcntl() and `l_type' field of a `struct flock' for lockf(). */ @@ -194,10 +197,55 @@ struct flock64 # define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */ #endif + +#ifdef __USE_GNU +/* Flags for SYNC_FILE_RANGE. */ +# 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. */ + +/* Flags for SPLICE and VMSPLICE. */ +# define SPLICE_F_MOVE 1 /* Move pages instead of copying. */ +# define SPLICE_F_NONBLOCK 2 /* Don't block on the pipe splicing + (but we may still block on the fd + we splice from/to). */ +# define SPLICE_F_MORE 4 /* Expect more data. */ +# define SPLICE_F_GIFT 8 /* Pages passed in are a gift. */ +#endif + __BEGIN_DECLS +#ifdef __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, __off64_t *__offin, int __fdout, + __off64_t *__offout, 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 |