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Note that the delivery order of multiple pending standard 

signals is unspecified.
This commit is contained in:
Michael Kerrisk 2008-07-02 12:54:59 +00:00
parent 6c74a96694
commit 4564433c99
1 changed files with 3 additions and 1 deletions
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man7/signal.7
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@ -35,7 +35,7 @@
.\" 2006-04-24, mtk, Added text on changing signal dispositions,
.\" signal mask, and pending signals.
.\"
.TH SIGNAL 7 2007-12-21 "Linux" "Linux Programmer's Manual"
.TH SIGNAL 7 2008-06-02 "Linux" "Linux Programmer's Manual"
.SH NAME
signal \- list of available signals
.SH DESCRIPTION
@ -303,6 +303,8 @@ they were sent.
If different real-time signals are sent to a process, they are delivered
starting with the lowest-numbered signal.
(I.e., low-numbered signals have highest priority.)
By contrast, if multiple standard signals are pending for a process,
the order in which they are delivered is unspecified.
.PP
If both standard and real-time signals are pending for a process,
POSIX leaves it unspecified which is delivered first.