vendor/librune/lib/mbstring/u8rlen.c


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#include <stddef.h>

#include "mbstring.h"

#include "internal/common.h"

int
u8rlen(const char8_t *s)
{
	if (U1(*s))
		return 1;
	else if (U2(*s))
		return 2;
	else if (U3(*s))
		return 3;
	else if (U4(*s))
		return 4;

	unreachable();
}