From: Mark Wooding <mdw@distorted.org.uk>
Date: Sat, 7 Jan 2012 02:08:18 +0000 (+0000)
Subject: keyfunc.sh: Protect arguments to expr(1).
X-Git-Tag: 0.99.2~49
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/distorted-keys/commitdiff_plain/11c7b588618f2bddd4184def529c15d65cccefa4?hp=11c7b588618f2bddd4184def529c15d65cccefa4

keyfunc.sh: Protect arguments to expr(1).

Make sure they don't look like operators or functions.
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