cbfstool: Fix tolower() calls on Cygwin
commit3a043c47a921ff3b9d8d3e76ff0f157863a7cdf9
authorStefan Reinauer <reinauer@chromium.org>
Wed, 16 Sep 2015 00:37:14 +0000 (15 17:37 -0700)
committerStefan Reinauer <stefan.reinauer@coreboot.org>
Thu, 22 Oct 2015 23:07:01 +0000 (23 01:07 +0200)
tree8effb6b554ec0bd8ff5315cc944a4c7abc7009f5
parent8193b068d49478e036c0d2ed3e3f717d767eedde
cbfstool: Fix tolower() calls on Cygwin

Cygwin complains:

cbfstool.c: 1075:5 error: array subscript has type 'char' [-Werror=char-subscripts]

so add an explicit cast.

Change-Id: Ie89153518d6af2bacce3f48fc7952fee17a688dd
Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-on: http://review.coreboot.org/11666
Tested-by: build bot (Jenkins)
Reviewed-by: Zheng Bao <zheng.bao@amd.com>
Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
util/cbfstool/cbfstool.c