> -----Original Message-----
> From: cygwin-owner On Behalf Of crenouli
> Sent: 30 April 2004 14:28
> I try to kill a process under cygwin. The main process need
> to kill one its
> child process. The child process is playing a music using :
> system("cat phrase3.wav > /dev/dsp ");
>
> The main process code is (pidChild is correst) :
> kill(SIGKILL, pidChild);
>
> I tried with SIGUSR2 (with a function associated to the
> SIGUSR2 signal) : same
> result.
>
> The opposite is working (child process sending a SIGURS1 to
> its father - the
> father receive the signal and call the matching function).
>
> Does cygwin has a problem to recieve a signal when a problem
> a process is busy
> (command system) ?
system (...) invokes a shell to execute the command you supplied as a child
process. The shell then invokes cat as a child process of its own. So what
probably happened is you killed the shell but left the cat program still
running.
cheers,
DaveK
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Can't think of a witty .sigline today....
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