diff options
Diffstat (limited to 'src/aio/aio_cancel.c')
-rw-r--r-- | src/aio/aio_cancel.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/aio/aio_cancel.c b/src/aio/aio_cancel.c new file mode 100644 index 00000000..5a753b1f --- /dev/null +++ b/src/aio/aio_cancel.c @@ -0,0 +1,16 @@ +#include <aio.h> +#include <pthread.h> +#include <errno.h> + +int aio_cancel(int fd, struct aiocb *cb) +{ + if (!cb) { + /* FIXME: for correctness, we should return AIO_ALLDONE + * if there are no outstanding aio operations on this + * file descriptor, but that would require making aio + * much slower, and seems to have little advantage since + * we don't support cancellation anyway. */ + return AIO_NOTCANCELED; + } + return cb->__err==EINPROGRESS ? AIO_NOTCANCELED : AIO_ALLDONE; +} |