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Re: [PATCH] DejaGnu kills the wrong process due to PID-reuse races


From: Andreas Schwab
Subject: Re: [PATCH] DejaGnu kills the wrong process due to PID-reuse races
Date: Wed, 29 Jul 2015 10:43:04 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux)

Pedro Alves <address@hidden> writes:

> +     # Prepend "-" to generate the "process group ID" needed by
> +     # kill.
> +     set pgid "-[join $pid { -}]"

That's an odd way to write [expr -$pid].

Andreas.

-- 
Andreas Schwab, SUSE Labs, address@hidden
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."



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