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author | Ulrich Drepper <drepper@redhat.com> | 2003-02-05 23:30:38 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2003-02-05 23:30:38 +0000 |
commit | 5cd09cd6482726257275ce45e39c5dd7dcbe9251 (patch) | |
tree | b15b315544dbf3884ed08e1f0cacc787a3185ca4 /sysdeps/unix/sysv/linux/posix_fadvise.c | |
parent | e0f86659bebf16c150e1c4cfe385c643c424e322 (diff) | |
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Update.
* sysdeps/unix/sysv/linux/posix_fadvise.c: New file.
* sysdeps/unix/sysv/linux/syscalls.list: Add posix_fadvise64 syscall.
* sysdeps/unix/sysv/linux/alpha/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/ia64/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list: Likewise.
Diffstat (limited to 'sysdeps/unix/sysv/linux/posix_fadvise.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/posix_fadvise.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/posix_fadvise.c b/sysdeps/unix/sysv/linux/posix_fadvise.c new file mode 100644 index 0000000000..fb1e59b2d3 --- /dev/null +++ b/sysdeps/unix/sysv/linux/posix_fadvise.c @@ -0,0 +1,36 @@ +/* Copyright (C) 2003 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 + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <fcntl.h> +#include <sysdep.h> + +/* Advice the system about the expected behaviour of the application with + respect to the file associated with FD. */ + +int +posix_fadvise (int fd, __off_t offset, size_t len, int advise) +{ +#ifdef __NR_fadvise64 + return INLINE_SYSCALL (fadvise64, 5, fd, + __LONG_LONG_PAIR (offset >> 31, offset), len, advise); +#else + __set_errno (ENOSYS); + return -1; +#endif +} |