Date: Tue, 7 Jul 2020 17:02:24 +0000 (UTC) From: =?UTF-8?Q?Fernando_Apestegu=c3=ada?= <fernape@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r362994 - head/usr.bin/timeout Message-ID: <202007071702.067H2OeA098513@repo.freebsd.org>
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Author: fernape (ports committer) Date: Tue Jul 7 17:02:23 2020 New Revision: 362994 URL: https://svnweb.freebsd.org/changeset/base/362994 Log: timeout(1): Add EXAMPLES section Small EXAMPLES section showing the use of -s, -k and the different exit values Approved by: manpages (gbe) Differential Revision: https://reviews.freebsd.org/D25575 Modified: head/usr.bin/timeout/timeout.1 Modified: head/usr.bin/timeout/timeout.1 ============================================================================== --- head/usr.bin/timeout/timeout.1 Tue Jul 7 16:35:52 2020 (r362993) +++ head/usr.bin/timeout/timeout.1 Tue Jul 7 17:02:23 2020 (r362994) @@ -26,7 +26,7 @@ .\" .\" $FreeBSD$ .\" -.Dd March 28, 2018 +.Dd July 7, 2020 .Dt TIMEOUT 1 .Os .Sh NAME @@ -136,6 +136,62 @@ If an invalid parameter is passed to or .Fl k , the exit status returned is 125. +.Sh EXAMPLES +Run +.Xr sleep 1 +with a time limit of 4 seconds. +Since the command completes in 2 seconds, the exit status is 0: +.Bd -literal -offset indent +$ timeout 4 sleep 2 +$ echo $? +0 +.Ed +.Pp +Run +.Xr sleep 1 +for 4 seconds and terminate process after 2 seconds. +124 is returned since no +.Fl -preserve-status +is used: +.Bd -literal -offset indent +$ timeout 2 sleep 4 +$ echo $? +124 +.Ed +.Pp +Same as above but preserving status. +Exit status is 128 + signal number (15 for +.Va SIGTERM ) +.Bd -literal -offset indent +$ timeout --preserve-status 2 sleep 4 +$ echo $? +143 +.Ed +.Pp +Same as above but sending +.Va SIGALRM +(signal number 14) instead of +.Va SIGTERM +.Bd -literal -offset indent +$ timeout --preserve-status -s SIGALRM 2 sleep 4 +$ echo $? +142 +.Ed +.Pp +Try to +.Xr fetch 1 +the single page version of the +.Fx +Handbook. +Send a +.Va SIGTERM +signal after 1 minute and send a +.Va SIGKILL +signal 5 seconds later if the process refuses to stop: +.Bd -literal -offset indent +timeout -k 5s 1m fetch \\ +https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/book.html +.Ed .Sh SEE ALSO .Xr kill 1 , .Xr signal 3
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