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Date: Tue, 06 Jun 2017 23:34:23 +0000
From: raiz@firemail.cc
To: 9front@9front.org
Subject: [9front] avoid infinite loop in upas/common mkfile
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Running 'mk' from subdirectories of /sys/src/cmd/upas causes infinite
loop because upas/common reruns mkupas which ends up in infinite loop.

I attached a diff to fix it, correct me if I'm wrong.

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