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#pragma once
typedef uint32 rune;
/*
* We have to use the preprocessor to ensure
* we have unsigned constants. Unfortunate...
*/
#define UTFmax 4
#define RuneSync 0x80u
#define RuneSelf 0x80u
#define RuneErr 0xFFFDu
#define RuneMax 0x10FFFFu
#define RuneMask 0x1FFFFFu
/*
* UTF-8 functions.
*/
int utf8·len(char *s);
int utf8·runelen(rune r);
int utf8·fullrune(char *s, int n);
char *utf8·findrune(char *s, long i);
char *utf8·findrrune(char* s, long c);
int utf8·bytetorune(rune *r, char *s);
int utf8·runetobyte(char *s, rune *r);
int utf8·isletter(rune r);
int utf8·isdigit(rune r);
int utf8·isspace(rune r);
int utf8·istitle(rune r);
rune utf8·toupper(rune r);
rune utf8·tolower(rune r);
rune utf8·totitle(rune r);
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