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mq_open.3: Document the O_CLOEXEC flag 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2014-11-08 13:49:54 +01:00
parent 8d121cc5c1
commit d74f805937
1 changed files with 7 additions and 0 deletions
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man3/mq_open.3
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@ -70,6 +70,13 @@ Zero or more of the following flags can additionally be
in in
.IR oflag : .IR oflag :
.TP .TP
.BR O_CLOEXEC " (since Linux 2.6.26)"
.\" commit 269f21344b23e552c21c9e2d7ca258479dcd7a0a
Set the close-on-exec flag for the message queue descriptor.
See
.BR open (2)
for a discussion of why this flag is useful.
.TP
.B O_CREAT .B O_CREAT
Create the message queue if it does not exist. Create the message queue if it does not exist.
The owner (user ID) of the message queue is set to the effective The owner (user ID) of the message queue is set to the effective