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Re: gdb attach/detach kills the target process


On Wed, Jun 18, 2003 at 07:33:38PM -0400, Igor Pechtchanski wrote:
>On 18 Jun 2003, Sam Steingold wrote:
>>run a process in a cygwin window, find out its PID, run gdb in another
>>window, attach to that process, then detach from it.  the target
>>process stops responding as soon as it is attached to.  detaching
>>changes nothing.  only after I exit gdb, I get the original window
>>responding, with the terminal in raw start (need to do "reset" in bash)
>>and the process that gdb attached to dead.
>>
>>I tested this on python and clisp.
>
>That's the way Windows debugging works -- once you attach to a process,
>detaching from it kills the process.  No way around it.  Furthermore,
>the process is killed using the Windows APIs, thus no signal ever
>reaches the process and no cleanup is performed.

That's not entirely true.  Detaching works ok on Windows XP.

cgf

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