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#ifndef RUNE_UTF8_H
#define RUNE_UTF8_H
#include "internal/qmacros.h"
#define _RUNE_NEEDS_U8VIEW 1
#include "internal/types.h" /* IWYU pragma: export */
#define U8_LEN_MAX (4)
int u8tor(rune *, const char8_t *);
int u8tor_uc(rune *, const char8_t *);
int rtou8(char8_t *, rune, size_t);
size_t u8set(char8_t *, rune, size_t);
char8_t *u8chk(const char8_t *, size_t);
[[unsequenced]] bool u8chkr(rune);
[[unsequenced]] int u8wdth(rune);
size_t u8len(const char8_t *, size_t);
int u8next(rune *, const char8_t **, size_t *);
int u8prev(rune *, const char8_t **, const char8_t *);
char8_t *u8chr(const char8_t *, rune, size_t);
char8_t *u8rchr(const char8_t *, rune, size_t);
size_t u8spn(const char8_t *, size_t, const rune *, size_t);
size_t u8bspn(const char8_t *, size_t, const rune *, size_t);
size_t u8cspn(const char8_t *, size_t, const rune *, size_t);
size_t u8cbspn(const char8_t *, size_t, const rune *, size_t);
#if _RUNE_MACRO_WRAP
# define u8chk(s, n) _RUNE_Q_PTR(u8chk, (s), (s), (n))
# define u8chr(s, ch, n) _RUNE_Q_PTR(u8chr, (s), (s), (ch), (n))
# define u8rchr(s, ch, n) _RUNE_Q_PTR(u8rchr, (s), (s), (ch), (n))
#endif
#endif /* !RUNE_UTF8_H */
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