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Re: expected behavior when a signal is sent to the ptraced child
- From: Andreas Schwab <schwab at suse dot de>
- To: Wu Zhou <woodzltc at cn dot ibm dot com>
- Cc: gdb at sourceware dot org
- Date: Thu, 25 May 2006 11:06:43 +0200
- Subject: Re: expected behavior when a signal is sent to the ptraced child
- References: <Pine.LNX.4.64.0605251036160.2738@localhost.localdomain>
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.
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Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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