bug#17034: [PATCH] grep: open CSET and transform into the upper case when MB_CUR_MAX == 1 in dfamust

[Paul Eggert]

Norihiro Tanaka wrote:
> I fixed the bug in the patch.  Added call of resetmust().

Thanks, I installed that, along with the attached fixeup patch, and am 
marking this as done.  The most interesting part of the fixup patch is 
its replacement of 'for (; j < NOTCHAR; j++)' with 'while (++j < 
NOTCHAR)', which should work a bit better when analyzing patterns like 
'[aaa]'.

0001-grep-improvements-for-the-open-CSET-patch.patch
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