chillerlan / php-httpinterface

		// see http://php.net/manual/en/function.is-link.php#91249

		switch(true){

			case is_dir($this->ca_info):

			case is_link($this->ca_info) && is_dir(readlink($this->ca_info)): // @codeCoverageIgnore

				$this->curl_options[CURLOPT_CAPATH] = $this->ca_info;

				unset($this->curl_options[CURLOPT_CAINFO]);

				return true;

			case is_file($this->ca_info):

			case is_link($this->ca_info) && is_file(readlink($this->ca_info)): // @codeCoverageIgnore

				return true;

			case is_file($this->ca_info):

			case is_link($this->ca_info) && is_file(readlink($this->ca_info)): // @codeCoverageIgnore

				$this->curl_options[CURLOPT_CAINFO] = $this->ca_info;

				unset($this->curl_options[CURLOPT_CAPATH]);

				return true;

		}

		return false;