src/string/wcsnlen.c


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#include <wchar.h>

size_t wcsnlen(const wchar_t *s, size_t n)
{
	const wchar_t *z = wmemchr(s, 0, n);
	if (z) n = z-s;
	return n;
}


#ifdef TEST
int
main(void) {
	return 0;
}
#endif