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Added new (UN)SUPPORTED FEATURES section in which it is noted 

that Unix domain sockets do not support MSG_OOB or MSG_MORE.
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Michael Kerrisk 2005-12-14 16:36:17 +00:00
parent 145ff0249e
commit 8609725360
1 changed files with 14 additions and 0 deletions
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man7/unix.7
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@ -100,6 +100,20 @@ ancillary message. When this option is set and the socket is not yet connected
a unique name in the abstract namespace will be generated automatically.
Expects an integer boolean flag.
.SH "(UN)SUPPORTED FEATURES"
On Linux, Unix domain sockets do not support the transmission of out-of-band data (the
.B MSG_OOB
flag for
.BR send (2)
and
.BR recv (2)).
The
.BR sned (2)
.B MSG_MORE
flag is not supported Unix domain sockets.
.SH "ANCILLARY MESSAGES"
Ancillary data is sent and received using
.BR sendmsg (2)