aio_cancel.2 revision 48411
Copyright (c) 1999 Softweyr LLC.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
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1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY Softweyr LLC AND CONTRIBUTORS ``AS IS'' AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL Softweyr LLC OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
$Id$
.Dd June 2, 1999 .Dt AIO_CANCEL 2 .Os .Sh NAME .Nm aio_cancel .Nd cancel an outstanding asynchronus I/O operation (REALTIME) .Sh SYNOPSIS .Fd #include <aio.h> .Ft int .Fn aio_cancel "int something" "struct aiocb * iocb" .Sh DESCRIPTION The .Fn aio_cancel function is supposed to cancel the specified outstanding asynchronous I/O request. .Fn aio_cancel is not implemented at this time, and always fails returning .Dv ENOSYS . .Sh RETURN VALUES When .Fn aio_cancel inevitably fails, it returns .Dv ENOSYS to signify it is not supported. .Sh SEE ALSO .Xr aio_read 2 , .Xr aio_write 2 , .Xr aio_error 2 , .Xr aio_return 2 , .Xr aio_suspend 2 . .Sh ERRORS The .Fn aio_cancel function currently always fails, due to: l -tag -width Er t Bq Er ENOSYS this operation is not implemented at this time. .El .Sh STANDARDS .Nm fails to conform to the .St -p1003.2 standard. .Sh HISTORY The .Nm function first appeared in .Fx 3.0 . .Sh AUTHOR This manual page was written by .An Wes Peters Aq wes@softweyr.com . .Sh BUGS Are now movie stars.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY Softweyr LLC AND CONTRIBUTORS ``AS IS'' AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL Softweyr LLC OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
$Id$
.Dd June 2, 1999 .Dt AIO_CANCEL 2 .Os .Sh NAME .Nm aio_cancel .Nd cancel an outstanding asynchronus I/O operation (REALTIME) .Sh SYNOPSIS .Fd #include <aio.h> .Ft int .Fn aio_cancel "int something" "struct aiocb * iocb" .Sh DESCRIPTION The .Fn aio_cancel function is supposed to cancel the specified outstanding asynchronous I/O request. .Fn aio_cancel is not implemented at this time, and always fails returning .Dv ENOSYS . .Sh RETURN VALUES When .Fn aio_cancel inevitably fails, it returns .Dv ENOSYS to signify it is not supported. .Sh SEE ALSO .Xr aio_read 2 , .Xr aio_write 2 , .Xr aio_error 2 , .Xr aio_return 2 , .Xr aio_suspend 2 . .Sh ERRORS The .Fn aio_cancel function currently always fails, due to: l -tag -width Er t Bq Er ENOSYS this operation is not implemented at this time. .El .Sh STANDARDS .Nm fails to conform to the .St -p1003.2 standard. .Sh HISTORY The .Nm function first appeared in .Fx 3.0 . .Sh AUTHOR This manual page was written by .An Wes Peters Aq wes@softweyr.com . .Sh BUGS Are now movie stars.