diff options
| -rw-r--r-- | lib/libc/sys/aio_suspend.2 | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/lib/libc/sys/aio_suspend.2 b/lib/libc/sys/aio_suspend.2 index ca416b7..4b4cc79 100644 --- a/lib/libc/sys/aio_suspend.2 +++ b/lib/libc/sys/aio_suspend.2 @@ -37,24 +37,24 @@ .Sh DESCRIPTION The .Fn aio_suspend -function suspends the calling process until all of the specified -asynchronous I/O requests have completed or the +function suspends the calling process until at least one of the +specified asynchronous I/O requests have completed, a signal is +delivered, or the .Ar timeout has passed. +.Pp .Ar iocbs is an array of .Ar niocb -pointers to asynchronous I/O requests. Array members containing NULL -will be silently ignored. +pointers to asynchronous I/O requests. Array members containing +NULL will be silently ignored. .Sh RETURN VALUES -If all of the specified asynchronous I/O requests have completed, +If one or more of the specified asynchronous I/O requests have +completed, .Fn aio_suspend -returns 0. If the -.Ar timeout -expired, -.Dv EAGAIN -is returned. Other return values indicate an error condition as -detailed below. +returns 0. Otherwise it returns -1 and sets +.Va errno +to indicate the error, as enumerated below. .Sh SEE ALSO .Xr aio_cancel 2 , .Xr aio_error 2 , @@ -66,6 +66,10 @@ The .Fn aio_suspend function will fail if: .Bl -tag -width Er +.It Bq Er EAGAIN +the +.Ar timeout +expired before any I/O requests completed. .It Bq Er EINVAL .Ar iocbs contains more than |
