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watch: add additional notes about environment

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References:
 procps-ng/procps!62
 commit d3e0ff5a0a
This commit is contained in:
Craig Small 2020-05-12 19:30:28 +10:00
parent 09b62573b1
commit eeb8cf00a4
3 changed files with 13 additions and 2 deletions
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1
NEWS
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@ -10,6 +10,7 @@ procps-ng NEXT
* top: ensure config file backward compatibility Debian #951335 * top: ensure config file backward compatibility Debian #951335
* top: add command line 'e' for symmetry with 'E' issue #165 * top: add command line 'e' for symmetry with 'E' issue #165
* vmstat: Wide mode gives wider proc columns merge #48 * vmstat: Wide mode gives wider proc columns merge #48
* watch: Add environment variable for interval merge #62
procps-ng-3.3.16 procps-ng-3.3.16
---------------- ----------------

12
watch.1
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@ -1,4 +1,4 @@
.TH WATCH 1 "2018-03-03" "procps-ng" "User Commands" .TH WATCH 1 "2020-05-12" "procps-ng" "User Commands"
.SH NAME .SH NAME
watch \- execute a program periodically, showing output fullscreen watch \- execute a program periodically, showing output fullscreen
.SH SYNOPSIS .SH SYNOPSIS
@ -101,6 +101,16 @@ failed, or command exited up on error.
.TP .TP
.B other .B other
The watch will propagate command exit status as child exit status. The watch will propagate command exit status as child exit status.
.SH ENVIRONMENT
The behaviour of
.B watch
is affected by the following environment variables.
.TP
.B WATCH_INTERVAL
Update interval, follows the same rules as the
.B \-\-interval
command line option.
.SH NOTES .SH NOTES
POSIX option processing is used (i.e., option processing stops at POSIX option processing is used (i.e., option processing stops at
the first non\-option argument). This means that flags after the first non\-option argument). This means that flags after