[PATCH] small fixes to ^C handling

[Mike Frysinger]

On Thursday 23 April 2009 09:45:15 Denys Vlasenko wrote:
> Interrupting strace with ^C works in practice,
> but from code inspection I see some scenarios
> when we may leave some tracees stopped when
> strace exits.

fwiw, ive seen this in practice ... after killing strace, the children are 
left hanging around
-mike
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