ping
On 07/23/2014 12:54 PM, Jan Chaloupka wrote:
From https://bugzilla.redhat.com/show_bug.cgi?id=1110401.
unix.7 is not clear about socket type of ioctl_type argument of ioctl
function. The description of SIOCINQ is applicable only for
SOCK_STREAM socket. For SOCK_DGRAM, udp(7) man page gives correct
description of SIOCINQ.
---
man7/unix.7 | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/man7/unix.7 b/man7/unix.7
index b0ade5b..6bcc8ba 100644
--- a/man7/unix.7
+++ b/man7/unix.7
@@ -299,7 +299,9 @@ The correct syntax is:
can be:
.TP
.B SIOCINQ
-Returns the amount of queued unread data in the receive buffer.
+For
+.B SOCK_STREAM
+socket the function returns the amount of queued unread data in the
receive buffer.
The socket must not be in LISTEN state, otherwise an error
.RB ( EINVAL )
is returned.
@@ -319,6 +321,10 @@ defined in
.\" That number is normally larger than the number of bytes of pending
.\" output. Since this info is, from userland's point of view,
imprecise,
.\" and it may well change, probably best not to document this now.
+For
+.B SOCK_DGRAM
+socket, see
+.BR udp (7).
.SH ERRORS
.TP
.B EADDRINUSE
@@ -450,4 +456,5 @@ see
.BR cmsg (3),
.BR capabilities (7),
.BR credentials (7),
-.BR socket (7)
+.BR socket (7),
+.BR udp (7)
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