Jilles Tjoelker 3937fc9c26 sh: Apply set -u to variables in arithmetic.
Note that this only applies to variables that are actually used.
Things like (0 && unsetvar) do not cause an error.

Exp-run done by: pav (with some other sh(1) changes)
2011-05-04 22:12:22 +00:00
..
2011-02-21 09:01:34 +00:00
2011-02-12 20:28:15 +00:00
2011-02-21 16:03:39 +00:00
2011-03-15 22:22:11 +00:00
2011-02-04 16:40:50 +00:00
2011-03-15 22:22:11 +00:00
2011-03-15 22:22:11 +00:00
2010-09-13 01:29:51 +00:00