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2.5-18.1
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@ -1,5 +1,5 @@
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/* O_*, F_*, FD_* bit values for Linux.
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Copyright (C) 1995-1999, 2000, 2004 Free Software Foundation, Inc.
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Copyright (C) 1995-2000, 2004, 2005, 2006 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -21,8 +21,10 @@
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# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead."
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#endif
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#include <sys/types.h>
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#ifdef __USE_GNU
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# include <bits/uio.h>
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#endif
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/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
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@ -44,9 +46,9 @@
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#define O_ASYNC 020000 /* fcntl, for BSD compatibility */
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#ifdef __USE_GNU
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# define O_DIRECT 040000 /* Direct disk access. */
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# define O_DIRECTORY 0100000 /* Must be a directory. */
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# define O_NOFOLLOW 0200000 /* Do not follow links. */
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# define O_DIRECT 02000000 /* Direct disk access. */
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# define O_NOATIME 04000000 /* Do not set atime. */
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#endif
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@ -92,7 +94,7 @@
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# define F_NOTIFY 1026 /* Request notfications on a directory. */
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#endif
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/* for F_[GET|SET]FL */
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/* for F_[GET|SET]FD */
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#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
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/* For posix fcntl() and `l_type' field of a `struct flock' for lockf() */
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@ -173,10 +175,55 @@ struct flock64
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# define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */
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#endif
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#ifdef __USE_GNU
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/* Flags for SYNC_FILE_RANGE. */
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# define SYNC_FILE_RANGE_WAIT_BEFORE 1 /* Wait upon writeout of all pages
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in the range before performing the
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write. */
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# define SYNC_FILE_RANGE_WRITE 2 /* Initiate writeout of all those
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dirty pages in the range which are
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not presently under writeback. */
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# define SYNC_FILE_RANGE_WAIT_AFTER 4 /* Wait upon writeout of all pages in
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the range after performing the
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write. */
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/* Flags for SPLICE and VMSPLICE. */
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# define SPLICE_F_MOVE 1 /* Move pages instead of copying. */
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# define SPLICE_F_NONBLOCK 2 /* Don't block on the pipe splicing
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(but we may still block on the fd
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we splice from/to). */
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# define SPLICE_F_MORE 4 /* Expect more data. */
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# define SPLICE_F_GIFT 8 /* Pages passed in are a gift. */
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#endif
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__BEGIN_DECLS
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#ifdef __USE_GNU
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/* Provide kernel hint to read ahead. */
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extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
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__THROW;
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/* Selective file content synch'ing. */
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extern int sync_file_range (int __fd, __off64_t __from, __off64_t __to,
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unsigned int __flags);
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/* Splice address range into a pipe. */
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extern int vmsplice (int __fdout, const struct iovec *__iov, size_t __count,
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unsigned int __flags);
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/* Splice two files together. */
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extern int splice (int __fdin, __off64_t *__offin, int __fdout,
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__off64_t *__offout, size_t __len, unsigned int __flags)
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__THROW;
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/* In-kernel implementation of tee for pipe buffers. */
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extern int tee (int __fdin, int __fdout, size_t __len, unsigned int __flags)
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__THROW;
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#endif
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__END_DECLS
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