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| author | Brendan O'Dea <bod@debian.org> | 2004-01-25 22:23:48 +1100 |
|---|---|---|
| committer | Rafael Garcia-Suarez <rgarciasuarez@gmail.com> | 2004-01-27 10:31:09 +0000 |
| commit | 4c2e8b59470475b2be2757a46f0310b650149aa2 (patch) | |
| tree | 008d9bdbfe5873c7b28cd1b4e4e28906dbcb4a01 /pod/perlfunc.pod | |
| parent | 31e7d91aa2c497c1f2b20d19e3949c2f2538e617 (diff) | |
| download | perl-4c2e8b59470475b2be2757a46f0310b650149aa2.tar.gz | |
5.8.3 -- fix signal comments in L<perlfunc/system>
Message-ID: <20040125002348.GA31407@londo.c47.org>
p4raw-id: //depot/perl@22228
Diffstat (limited to 'pod/perlfunc.pod')
| -rw-r--r-- | pod/perlfunc.pod | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/pod/perlfunc.pod b/pod/perlfunc.pod index d7912b1c35..5e4631bbda 100644 --- a/pod/perlfunc.pod +++ b/pod/perlfunc.pod @@ -5765,9 +5765,10 @@ indicates a failure to start the program (inspect $! for the reason). Like C<exec>, C<system> allows you to lie to a program about its name if you use the C<system PROGRAM LIST> syntax. Again, see L</exec>. -Because C<system> and backticks block C<SIGINT> and C<SIGQUIT>, -killing the program they're running doesn't actually interrupt -your program. +Since C<SIGINT> and C<SIGQUIT> are ignored during the execution of +C<system>, if you expect your program to terminate on receipt of these +signals you will need to arrange to do so yourself based on the return +value. @args = ("command", "arg1", "arg2"); system(@args) == 0 @@ -5787,7 +5788,6 @@ C<$?> like this: printf "child exited with value %d\n", $? >> 8; } - or more portably by using the W*() calls of the POSIX extension; see L<perlport> for more information. |