# HG changeset patch
# User František Kučera <franta-hg@frantovo.cz>
# Date 1580082219 -3600
# Node ID 8a8b6434e4bb6ca6060be66d268c06964f2398da
# Parent  6944a03fb88306993ea4d8a3f1c3831a75f44d98
streamlet examples: common functions in C/C++: check supported version

diff -r 6944a03fb883 -r 8a8b6434e4bb streamlet-examples/streamlet-common.h
--- a/streamlet-examples/streamlet-common.h	Mon Jan 27 00:29:56 2020 +0100
+++ b/streamlet-examples/streamlet-common.h	Mon Jan 27 00:43:39 2020 +0100
@@ -155,8 +155,8 @@
 	}
 
 	virtual void processWaitingForVersion(Message& m) {
-		// TODO: check that 1 is supported
-		write({S::VERSION_ACCEPTED, L"1"});
+		for (std::wstring v : versionsSupported) if (v == L"1") return write({S::VERSION_ACCEPTED, L"1"});
+		write({S::STREAMLET_ERROR, L"INCOMPATIBLE_VERSION", L"Only version 1 is supported by this streamlet."});
 	}
 
 	virtual void processRelationStart(Message& m) {