Fix lsl_cpp.h exception handling (#194)

* Fixed bug #187 in netinterfaces.cpp
* Fix lsl_cpp.h exception handling

For error code lsl_lost_error, check_error() shall throw lost_error rather than timeout_error.

Author: jchen-dawnscene

include/lsl_cpp.h

@@ -1705,7 +1705,7 @@ inline int32_t check_error(int32_t ec) {
 		switch (ec) {
 		case lsl_timeout_error: throw timeout_error("The operation has timed out.");
 		case lsl_lost_error:
-			throw timeout_error(
+			throw lost_error(
 				"The stream has been lost; to continue reading, you need to re-resolve it.");
 		case lsl_argument_error:
 			throw std::invalid_argument("An argument was incorrectly specified.");

src/netinterfaces.cpp

@@ -87,7 +87,7 @@ std::vector<lsl::netif> lsl::get_local_interfaces() {
 		// No address? Skip.
 		if (addr->ifa_addr == nullptr) continue;
 		LOG_F(INFO, "netif '%s' (status: %d, multicast: %d, broadcast: %d)", addr->ifa_name,
-			addr->ifa_flags & IFF_MULTICAST, addr->ifa_flags & IFF_UP,
+			addr->ifa_flags & IFF_UP, addr->ifa_flags & IFF_MULTICAST,
 			addr->ifa_flags & IFF_BROADCAST);
 		// Interface doesn't support multicast? Skip.
 		if (!(addr->ifa_flags & IFF_MULTICAST)) continue;