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wait.2: ERRORS: document EAGAIN for waitid() on a PID file descriptor 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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Michael Kerrisk 2021-08-11 01:54:11 +02:00
parent 2430d2a7b3
commit 2d369e8e5d
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@ -419,6 +419,11 @@ On failure, each of these calls sets
to indicate the error.
.SH ERRORS
.TP
.B EAGAIN
The PID file descriptor specified in
.I id
is nonblocking and the process that it refers to has not terminated.
.TP
.B ECHILD
(for
.BR wait ())