Function bitmap_empty

ccan/ccan/bitmap/bitmap.h:179–191

}

static inline bool bitmap_empty(const bitmap *b, unsigned long nbits)
{
	unsigned long i;

	for (i = 0; i < BITMAP_HEADWORDS(nbits); i++) {
		if (b[i].w != 0)
			return false;
	}
	if (BITMAP_HASTAIL(nbits) && (BITMAP_TAIL(b, nbits) != 0))
		return false;

	return true;
}

unsigned long bitmap_ffs(const bitmap *b, unsigned long n, unsigned long m);