fold: unicode support. Based on a patch by Tomas Heinrich <heinrich.tomas@gmail.com>

General Unicode support is tweaked to expose unicode_status.

function                                             old     new   delta
init_unicode                                           -      77     +77
write2stdout                                           -      19     +19
adjust_column                                         68      71      +3
unicode_status                                         -       1      +1
unicode_is_enabled                                     1       -      -1
grep_main                                            780     773      -7
fold_main                                            619     552     -67
check_unicode_in_env                                  77       -     -77
------------------------------------------------------------------------------
(add/remove: 3/2 grow/shrink: 1/2 up/down: 100/-152)          Total: -52 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/coreutils/expand.c b/coreutils/expand.c
index e08eb1d0a..649b4c175 100644
--- a/coreutils/expand.c
+++ b/coreutils/expand.c
@@ -144,7 +144,7 @@ int expand_main(int argc UNUSED_PARAM, char **argv)
                 "all\0"              No_argument       "a"
         ;
 #endif
-        check_unicode_in_env();
+        init_unicode();
 
         if (ENABLE_EXPAND && (!ENABLE_UNEXPAND || applet_name[0] == 'e')) {
                 IF_FEATURE_EXPAND_LONG_OPTIONS(applet_long_options = expand_longopts);