[PerlChina] 又一问题：如何切换用户权限？

[Achilles Xu]

detach相当于断线，他就更不归你管了。

在08-6-12，joe jiang <lamp.purl at gmail.com> 写道：
>
> sure. for thread, you return || detach. for process, you exit || kill.
>
> On 三, 2008-06-11 at 14:34 +0800, Steven Zhu wrote:
> > 我是用perl的线程启动的system调用的bat文件，终止perl的线程，无法终止bat
> > 文件的进程吗？
> >
> > 在08-6-11，truncatei <truncatei at gmail.com> 写道：
> >         由system调用bat文件启动的进程好像和perl的线程不一样的，不能用
> >         这种方法吧
> >
> >         2008/6/11 Steven Zhu <stevenzyk at gmail.com>:
> >         > 这个是server端的application，程序会有client端发送指令过来，
> >         执行bat文件，在执行中再次发送中断指令，停止bat文件的运行，但是
> >         目前使用detach中断不了，还是会执行，请帮忙看看
> >         > # Server Program
> >         > use threads;
> >         > use IO::Socket::INET;
> >         >
> >         > print ">> Server Program <<\n";
> >         >
> >         > # Create a new socket
> >         > $MySocket=new
> >         IO::Socket::INET->new(LocalPort=>1234,Proto=>'udp');
> >         > my $new_sock = $MySocket->accept();
> >         >
> >         > # Keep receiving messages from client
> >         > while(1)
> >         > {
> >         >     $MySocket->recv($text,128);
> >         >     if ( $text =~ /stop/ )
> >         >     {
> >         >    open(STOP , "d:\\thread_d");
> >         >    while(<STOP>)
> >         >    {
> >         >     push @child_thread , $_;
> >         >    }
> >         >    close(STOP);
> >         >    $asdf = @child_thread[0];
> >         >    print "thread: $asdf\n";
> >         >    stop();
> >         >     }
> >         >     else
> >         >     {
> >         >      $thread = threads->new(\&start_thread,$MySocket);
> >         >      open(THREAD , ">d:\\thread_d");
> >         >      print THREAD $thread;
> >         >      close(THREAD);
> >         >    }
> >         > }
> >         >
> >         > sub stop{
> >         >  print "thread: $thread\n";
> >         >  $qwer = $thread->detach;
> >         >  print "$qwer\n";
> >         > }
> >         >
> >         > sub start_thread
> >         > {
> >         >  chdir "F:\\C26_1";
> >         >  system("F:\\C26_1\\C26_remake.bat");
> >         > }
> >         >
> >         >
> >         >
> >         _______________________________________________
> >         China-pm mailing list
> >         China-pm at pm.org
> >         http://mail.pm.org/mailman/listinfo/china-pm
> >
> >
> >
> > --
> > BR
> > Steven.zhu
> > _______________________________________________
> > China-pm mailing list
> > China-pm at pm.org
> > http://mail.pm.org/mailman/listinfo/china-pm
>
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-- 
---------------------------
Achilles Xu
http://www.lostcode.org
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