Function path_ext_off

ccan/ccan/tal/path/path.c:546–561

}

size_t path_ext_off(const char *path)
{
	const char *dot, *base;

	dot = strrchr(path, '.');
	if (dot) {
		base = strrchr(path, PATH_SEP);
		if (!base)
			base = path;
		else
			base++;
		if (dot > base)
			return dot - path;
	}
	return strlen(path);
}