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From: Andreas Schwab <schwab@suse.de>
To: Wu Zhou <woodzltc@cn.ibm.com>
Cc: gdb@sourceware.org
Subject: Re: expected behavior when a signal is sent to the ptraced child
Date: Thu, 25 May 2006 13:06:00 -0000	[thread overview]
Message-ID: <je64juscbg.fsf@sykes.suse.de> (raw)
In-Reply-To: <Pine.LNX.4.64.0605251036160.2738@localhost.localdomain> (Wu 	Zhou's message of "Thu, 25 May 2006 10:36:37 +0800 (CST)")

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.

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
PGP key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."


  parent reply	other threads:[~2006-05-25  9:06 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 [this message]
2006-05-25 19:37   ` Daniel Jacobowitz
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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