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| author | Mike Pall <mike> | 2010-11-09 12:09:54 +0100 |
|---|---|---|
| committer | Mike Pall <mike> | 2010-11-09 12:09:54 +0100 |
| commit | ad29c1f39feb55d4d443b9352448a12a1be8ee23 (patch) | |
| tree | 685adbbcad3f65cacf636dda30bf1785191d9c6e /src/lj_char.h | |
| parent | fe21a42a92546416cc235511c4e1949d850c0139 (diff) | |
| download | luajit-ad29c1f39feb55d4d443b9352448a12a1be8ee23.tar.gz luajit-ad29c1f39feb55d4d443b9352448a12a1be8ee23.tar.bz2 luajit-ad29c1f39feb55d4d443b9352448a12a1be8ee23.zip | |
Rename character type handling from lj_ctype* to lj_char*.
Diffstat (limited to 'src/lj_char.h')
| -rw-r--r-- | src/lj_char.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/lj_char.h b/src/lj_char.h new file mode 100644 index 00000000..d474285c --- /dev/null +++ b/src/lj_char.h | |||
| @@ -0,0 +1,40 @@ | |||
| 1 | /* | ||
| 2 | ** Character types. | ||
| 3 | ** Donated to the public domain. | ||
| 4 | */ | ||
| 5 | |||
| 6 | #ifndef _LJ_CHAR_H | ||
| 7 | #define _LJ_CHAR_H | ||
| 8 | |||
| 9 | #include "lj_def.h" | ||
| 10 | |||
| 11 | #define LJ_CHAR_CNTRL 0x01 | ||
| 12 | #define LJ_CHAR_SPACE 0x02 | ||
| 13 | #define LJ_CHAR_PUNCT 0x04 | ||
| 14 | #define LJ_CHAR_DIGIT 0x08 | ||
| 15 | #define LJ_CHAR_XDIGIT 0x10 | ||
| 16 | #define LJ_CHAR_UPPER 0x20 | ||
| 17 | #define LJ_CHAR_LOWER 0x40 | ||
| 18 | #define LJ_CHAR_IDENT 0x80 | ||
| 19 | #define LJ_CHAR_ALPHA (LJ_CHAR_LOWER|LJ_CHAR_UPPER) | ||
| 20 | #define LJ_CHAR_ALNUM (LJ_CHAR_ALPHA|LJ_CHAR_DIGIT) | ||
| 21 | |||
| 22 | /* Only pass -1 or 0..255 to these macros. Never pass a signed char! */ | ||
| 23 | #define lj_char_isa(c, t) (lj_char_bits[(c)+1] & t) | ||
| 24 | #define lj_char_iscntrl(c) lj_char_isa((c), LJ_CHAR_CNTRL) | ||
| 25 | #define lj_char_isspace(c) lj_char_isa((c), LJ_CHAR_SPACE) | ||
| 26 | #define lj_char_ispunct(c) lj_char_isa((c), LJ_CHAR_PUNCT) | ||
| 27 | #define lj_char_isdigit(c) lj_char_isa((c), LJ_CHAR_DIGIT) | ||
| 28 | #define lj_char_isxdigit(c) lj_char_isa((c), LJ_CHAR_XDIGIT) | ||
| 29 | #define lj_char_isupper(c) lj_char_isa((c), LJ_CHAR_UPPER) | ||
| 30 | #define lj_char_islower(c) lj_char_isa((c), LJ_CHAR_LOWER) | ||
| 31 | #define lj_char_isident(c) lj_char_isa((c), LJ_CHAR_IDENT) | ||
| 32 | #define lj_char_isalpha(c) lj_char_isa((c), LJ_CHAR_ALPHA) | ||
| 33 | #define lj_char_isalnum(c) lj_char_isa((c), LJ_CHAR_ALNUM) | ||
| 34 | |||
| 35 | #define lj_char_toupper(c) ((c) - (lj_char_islower(c) >> 1)) | ||
| 36 | #define lj_char_tolower(c) ((c) + lj_char_isupper(c)) | ||
| 37 | |||
| 38 | LJ_DATA const uint8_t lj_char_bits[257]; | ||
| 39 | |||
| 40 | #endif | ||