diff options
Diffstat (limited to 'encoding.c')
| -rw-r--r-- | encoding.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/encoding.c b/encoding.c index 0a8e249cd..27fda8d76 100644 --- a/encoding.c +++ b/encoding.c @@ -1017,3 +1017,34 @@ Init_Encoding(void) } st_foreach(enc_table_alias, set_encoding_alias, 0); } + +/* locale insensitive functions */ + +#define ctype_test(c, ctype) \ + (rb_isascii(c) && ONIGENC_IS_ASCII_CODE_CTYPE((c), ctype)) + +int rb_isalnum(int c) { return ctype_test(c, ONIGENC_CTYPE_ALNUM); } +int rb_isalpha(int c) { return ctype_test(c, ONIGENC_CTYPE_ALPHA); } +int rb_isblank(int c) { return ctype_test(c, ONIGENC_CTYPE_BLANK); } +int rb_iscntrl(int c) { return ctype_test(c, ONIGENC_CTYPE_CNTRL); } +int rb_isdigit(int c) { return ctype_test(c, ONIGENC_CTYPE_DIGIT); } +int rb_isgraph(int c) { return ctype_test(c, ONIGENC_CTYPE_GRAPH); } +int rb_islower(int c) { return ctype_test(c, ONIGENC_CTYPE_LOWER); } +int rb_isprint(int c) { return ctype_test(c, ONIGENC_CTYPE_PRINT); } +int rb_ispunct(int c) { return ctype_test(c, ONIGENC_CTYPE_PUNCT); } +int rb_isspace(int c) { return ctype_test(c, ONIGENC_CTYPE_SPACE); } +int rb_isupper(int c) { return ctype_test(c, ONIGENC_CTYPE_UPPER); } +int rb_isxdigit(int c) { return ctype_test(c, ONIGENC_CTYPE_XDIGIT); } + +int +rb_tolower(int c) +{ + return rb_isascii(c) ? ONIGENC_ASCII_CODE_TO_UPPER_CASE(c) : c; +} + +int +rb_toupper(int c) +{ + return rb_isascii(c) ? ONIGENC_ASCII_CODE_TO_LOWER_CASE(c) : c; +} + |