From: Alexey Tourbin <at@altlinux.ru> To: ALT Linux Team development discussions <devel@lists.altlinux.org> Subject: Re: [devel] shell programming Date: Fri, 21 Jan 2011 13:56:06 +0300 Message-ID: <20110121105606.GK5889@altlinux.org> (raw) In-Reply-To: <201101211329.38673.serpiph@nikiet.ru> On Fri, Jan 21, 2011 at 01:29:38PM +0300, Sergei Epiphanov wrote: > Может, так лучше? > > finished= > > func() { > <что-то> > finished=1 > } > > func & Нет. :) Функция func теперь будет выполняться в родительском процессе (subshell), $! - это номер процесса, который вернул fork(2). Переменные между процессами не разделяются. > for 1 2 3 4 5; do > sleep 1 > if [ -n "$finished" ]; then > wait > break > fi > done > > if [ -z "$finished" ]; then > echo killing func >&2 > kill $! > wait > fi
next prev parent reply other threads:[~2011-01-21 10:56 UTC|newest] Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-01-21 10:01 Денис Смирнов 2011-01-21 10:18 ` Alexey Tourbin 2011-01-21 10:20 ` Alexey Tourbin 2011-01-21 15:28 ` Денис Смирнов 2011-01-21 10:29 ` Sergei Epiphanov 2011-01-21 10:56 ` Alexey Tourbin [this message] 2011-01-21 11:29 ` Sergei Epiphanov
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