Add comment to mbfilter_tl_jisx0201_jisx0208.h

Explain the 'ZEN' and 'HAN' in symbolic constant names.

diff --git a/ext/mbstring/libmbfl/filters/mbfilter_tl_jisx0201_jisx0208.h b/ext/mbstring/libmbfl/filters/mbfilter_tl_jisx0201_jisx0208.h
index 922eee168aaff2dbb2f17d523aac74ac941a73f1..13a3f11182a92fc805505a5888d78fb6211c122d 100644 (file)
--- a/ext/mbstring/libmbfl/filters/mbfilter_tl_jisx0201_jisx0208.h
+++ b/ext/mbstring/libmbfl/filters/mbfilter_tl_jisx0201_jisx0208.h
@@ -27,6 +27,8 @@
 
 #include "mbfl_convert.h"
 
+/* "Zen" is 全, or "full"; "Han" is 半, or "half"
+ * This refers to "fullwidth" or "halfwidth" variants of characters used for writing Japanese */
 #define MBFL_FILT_TL_HAN2ZEN_ALL       0x00000001
 #define MBFL_FILT_TL_HAN2ZEN_ALPHA     0x00000002
 #define MBFL_FILT_TL_HAN2ZEN_NUMERIC   0x00000004