Re: persistant psql feature suggestion
От | PeterKorman |
---|---|
Тема | Re: persistant psql feature suggestion |
Дата | |
Msg-id | 20030630013835.GA13745@eigenvision.com обсуждение исходный текст |
Ответ на | persistant psql feature suggestion (James Pye <jwp@rhid.com>) |
Список | pgsql-hackers |
On Sun, Jun 29, 2003 at 05:24:18PM -0400, Andrew Dunstan wrote: > > ----- Original Message ----- > From: "PeterKorman" <calvin-pgsql-ml@eigenvision.com> > > > > I like your solution. But I think I'd code it: > > > > my $psqlpid = open(OUTPIPE,"|-") || die qq(cant fork: $!); > > > > Won't that cause the child to die because it will have 0 in $psqlpid? Doh!! A rhetorical question, no doubt. ---------------------------------------------------------- #!/usr/bin/perl #except for sigchld, This is better. my $pid; defined($pid=open(X, "|-")) || die qq(cant fork: $!\n); if ($pid){ system(qq(touch parent)); } else{ system(qq(touch child)); }; ---------------------------------------------------------- I wrongly guessed that control would resume at the line following: > my $psqlpid = open(OUTPIPE,"|-") || die qq(cant fork: $!); There are, evidently, many things I'm too stupid to remember;-\ Cheers, JPK
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