From: Daniel Jacobowitz <drow@false.org>
To: Andreas Schwab <schwab@suse.de>
Cc: Wu Zhou <woodzltc@cn.ibm.com>, gdb@sourceware.org
Subject: Re: expected behavior when a signal is sent to the ptraced child
Date: Thu, 25 May 2006 19:37:00 -0000 [thread overview]
Message-ID: <20060525130605.GA29966@nevyn.them.org> (raw)
In-Reply-To: <je64juscbg.fsf@sykes.suse.de>
On Thu, May 25, 2006 at 11:06:43AM +0200, Andreas Schwab wrote:
> Wu Zhou <woodzltc@cn.ibm.com> writes:
>
> > What I expect is the parent will at least output:
> >
> > stopped by signal 5
> >
> > What is the problem here? Did I make something wrong?
>
> You need to use waitpid/wait4 and add WUNTRACED to the options parameter.
> Without that you'll never receive notification of stopped processes.
WUNTRACED shouldn't be necessary in this case because the child is
actually ptraced.
--
Daniel Jacobowitz
CodeSourcery
next prev parent reply other threads:[~2006-05-25 13:06 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-25 4:16 Wu Zhou
2006-05-25 9:06 ` Daniel Jacobowitz
2006-05-25 12:07 ` Wu Zhou
2006-05-25 13:06 ` Andreas Schwab
2006-05-25 19:37 ` Daniel Jacobowitz [this message]
2006-05-26 20:57 ` Wu Zhou
2006-05-25 13:47 Wu Zhou
2006-05-26 2:18 Wu Zhou
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