dac0a7d23
Denys Vlasenko
2019-07-23
Subject
unicode: code shrink in character width determination
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libbb/unicode.c+6 -0
| @@ -674,14 +674,20 @@ int FAST_FUNC wcwidth(unsigned ucs) | |
| ( (/*ucs >= 0x1100 &&*/ ucs <= 0x115f) /* Hangul Jamo init. consonants */ | |
| || ucs == 0x2329 /* left-pointing angle bracket; also CJK punct. char */ | |
| || ucs == 0x232a /* right-pointing angle bracket; also CJK punct. char */ | |
| + | # if CONFIG_LAST_SUPPORTED_WCHAR >= 0x2e80 |
| || (ucs >= 0x2e80 && ucs <= 0xa4cf && ucs != 0x303f) /* CJK ... Yi */ | |
| + | # endif |
| # if CONFIG_LAST_SUPPORTED_WCHAR >= 0xac00 | |
| || (ucs >= 0xac00 && ucs <= 0xd7a3) /* Hangul Syllables */ | |
| + | # endif |
| + | # if CONFIG_LAST_SUPPORTED_WCHAR >= 0xf900 |
| || (ucs >= 0xf900 && ucs <= 0xfaff) /* CJK Compatibility Ideographs */ | |
| || (ucs >= 0xfe10 && ucs <= 0xfe19) /* Vertical forms */ | |
| || (ucs >= 0xfe30 && ucs <= 0xfe6f) /* CJK Compatibility Forms */ | |
| || (ucs >= 0xff00 && ucs <= 0xff60) /* Fullwidth Forms */ | |
| || (ucs >= 0xffe0 && ucs <= 0xffe6) | |
| + | # endif |
| + | # if CONFIG_LAST_SUPPORTED_WCHAR >= 0x20000 |
| || ((ucs >> 17) == (2 >> 1)) /* 20000..3ffff: Supplementary and Tertiary Ideographic Planes */ | |
| # endif | |
| ); | |