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[src/trunk]: src/share/man/man7 Minor update to signal(7)



details:   https://anonhg.NetBSD.org/src/rev/cd7d90020fc4
branches:  trunk
changeset: 319217:cd7d90020fc4
user:      kamil <kamil%NetBSD.org@localhost>
date:      Tue May 22 02:31:57 2018 +0000

description:
Minor update to signal(7)

Note that SIGCHLD is not just a child exit signal.
Note that SIGIOT is PDP-11 specific signal.

Sponsored by <The NetBSD Foundation>

diffstat:

 share/man/man7/signal.7 |  12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)

diffs (47 lines):

diff -r 4e74decf845a -r cd7d90020fc4 share/man/man7/signal.7
--- a/share/man/man7/signal.7   Tue May 22 01:35:49 2018 +0000
+++ b/share/man/man7/signal.7   Tue May 22 02:31:57 2018 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: signal.7,v 1.20 2016/07/12 12:39:04 wiz Exp $
+.\"    $NetBSD: signal.7,v 1.21 2018/05/22 02:31:57 kamil Exp $
 .\"
 .\" Copyright (c) 1999, 2016 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -24,7 +24,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd July 9, 2016
+.Dd May 22, 2018
 .Dt SIGNAL 7
 .Os
 .Sh NAME
@@ -132,7 +132,7 @@
 .It Dv SIGSTOP Ta "Suspended (signal)"
 .It Dv SIGTSTP Ta "Suspended"
 .It Dv SIGCONT Ta "Continued"
-.It Dv SIGCHLD Ta "Child exited"
+.It Dv SIGCHLD Ta "Child exited, stopped or continued"
 .It Dv SIGTTIN Ta "Stopped (tty input)"
 .It Dv SIGTTOU Ta "Stopped (tty output)"
 .It Dv SIGIO Ta "I/O possible"
@@ -221,7 +221,9 @@
 is 6.
 This number was also formerly used for
 .Dv SIGIOT ,
-which is no longer defined.
+which is no longer defined,
+as it was specific to the PDP-11 instruction
+.Dv iot .
 .\" ************
 .It Dv SIGEMT Ta (EMT trap)
 In theory this signal is generated when an instruction needs to be
@@ -389,7 +391,7 @@
 .Dv SIGCONT
 is 19.
 .\" ************
-.It Dv SIGCHLD Ta (Child exited)
+.It Dv SIGCHLD Ta (Child exited, stopped or continued)
 This signal is generated by the kernel when one of a process's
 immediate children exits and can be waited for using one of the
 .Xr wait 2



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