/*===================================================================*/
typedef uint32_t Uchar;
+bool u8_analyze (const char *_s, size_t *_start, size_t *_len, Uchar *_ch, size_t _maxlen);
size_t u8_strlen (const char*);
size_t u8_strnlen (const char*, size_t);
Uchar u8_getchar (const char*, const char**);