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AIO_RETURN
Section: Linux Programmer's Manual (3)
Updated: 2003-11-14
Index
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NAME
aio_return - get return status of asynchronous I/O operation
SYNOPSIS
#include <aio.h>
ssize_t aio_return(struct aiocb *aiocbp);
Link with -lrt.
DESCRIPTION
The
aio_return()
function returns the final return status for the asynchronous I/O request
with control block pointed to by
aiocbp.
This function should be called only once for any given request, after
aio_error(3)
returns something other than
EINPROGRESS.
RETURN VALUE
If the asynchronous I/O operation has completed, this function returns
the value that would have been returned in case of a synchronous
read,
write,
or
fsync
request.
Otherwise the return value is undefined.
On error, the error value is returned.
ERRORS
- EINVAL
-
aiocbp
does not point at a control block for an asynchronous I/O request
of which the return status has not been retrieved yet.
CONFORMING TO
POSIX.1-2001.
SEE ALSO
aio_cancel(3),
aio_error(3),
aio_fsync(3),
aio_read(3),
aio_suspend(3),
aio_write(3)
COLOPHON
This page is part of release 3.27 of the Linux
man-pages
project.
A description of the project,
and information about reporting bugs,
can be found at
http://www.kernel.org/doc/man-pages/.
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- RETURN VALUE
-
- ERRORS
-
- CONFORMING TO
-
- SEE ALSO
-
- COLOPHON
-
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