diff -r 9172bd97ae99 -r 6f15f18d2abf src/ExecMsg.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/ExecMsg.h	Sat Jan 11 00:56:51 2020 +0100
@@ -0,0 +1,86 @@
+// This file was generated from the specification.
+
+#include <map>
+#include <string>
+
+namespace relpipe {
+namespace in {
+namespace filesystem {
+
+class ExecMsg {
+public:
+
+	static const int VERSION_SUPPORTED;
+	static const int WAITING_FOR_VERSION;
+	static const int VERSION_ACCEPTED;
+	static const int RELATION_START;
+	static const int INPUT_ATTRIBUTE_METADATA;
+	static const int OUTPUT_ATTRIBUTE_ALIAS;
+	static const int OPTION;
+	static const int COMPLETION_REQUEST;
+	static const int COMPLETION;
+	static const int COMPLETION_END;
+	static const int WAITING_FOR_OUTPUT_ATTRIBUTES_METADATA;
+	static const int OUTPUT_ATTRIBUTE_METADATA;
+	static const int WAITING_FOR_INPUT_ATTRIBUTES;
+	static const int INPUT_ATTRIBUTE;
+	static const int WAITING_FOR_OUTPUT_ATTRIBUTES;
+	static const int OUTPUT_ATTRIBUTE;
+	static const int EXECUTOR_ERROR;
+	static const int PROCESS_ERROR;
+	static const int PROCESS_WARNING;
+	static const int RELATION_END;
+
+	static std::map<int, std::wstring> getMessageNames() {
+		std::map<int, std::wstring> m;
+
+		m[VERSION_SUPPORTED] = L"VERSION_SUPPORTED";
+		m[WAITING_FOR_VERSION] = L"WAITING_FOR_VERSION";
+		m[VERSION_ACCEPTED] = L"VERSION_ACCEPTED";
+		m[RELATION_START] = L"RELATION_START";
+		m[INPUT_ATTRIBUTE_METADATA] = L"INPUT_ATTRIBUTE_METADATA";
+		m[OUTPUT_ATTRIBUTE_ALIAS] = L"OUTPUT_ATTRIBUTE_ALIAS";
+		m[OPTION] = L"OPTION";
+		m[COMPLETION_REQUEST] = L"COMPLETION_REQUEST";
+		m[COMPLETION] = L"COMPLETION";
+		m[COMPLETION_END] = L"COMPLETION_END";
+		m[WAITING_FOR_OUTPUT_ATTRIBUTES_METADATA] = L"WAITING_FOR_OUTPUT_ATTRIBUTES_METADATA";
+		m[OUTPUT_ATTRIBUTE_METADATA] = L"OUTPUT_ATTRIBUTE_METADATA";
+		m[WAITING_FOR_INPUT_ATTRIBUTES] = L"WAITING_FOR_INPUT_ATTRIBUTES";
+		m[INPUT_ATTRIBUTE] = L"INPUT_ATTRIBUTE";
+		m[WAITING_FOR_OUTPUT_ATTRIBUTES] = L"WAITING_FOR_OUTPUT_ATTRIBUTES";
+		m[OUTPUT_ATTRIBUTE] = L"OUTPUT_ATTRIBUTE";
+		m[EXECUTOR_ERROR] = L"EXECUTOR_ERROR";
+		m[PROCESS_ERROR] = L"PROCESS_ERROR";
+		m[PROCESS_WARNING] = L"PROCESS_WARNING";
+		m[RELATION_END] = L"RELATION_END";
+
+		return m;
+	}
+
+};
+
+const int ExecMsg::VERSION_SUPPORTED = 100;
+const int ExecMsg::WAITING_FOR_VERSION = 101;
+const int ExecMsg::VERSION_ACCEPTED = 102;
+const int ExecMsg::RELATION_START = 103;
+const int ExecMsg::INPUT_ATTRIBUTE_METADATA = 104;
+const int ExecMsg::OUTPUT_ATTRIBUTE_ALIAS = 105;
+const int ExecMsg::OPTION = 106;
+const int ExecMsg::COMPLETION_REQUEST = 107;
+const int ExecMsg::COMPLETION = 108;
+const int ExecMsg::COMPLETION_END = 109;
+const int ExecMsg::WAITING_FOR_OUTPUT_ATTRIBUTES_METADATA = 110;
+const int ExecMsg::OUTPUT_ATTRIBUTE_METADATA = 111;
+const int ExecMsg::WAITING_FOR_INPUT_ATTRIBUTES = 112;
+const int ExecMsg::INPUT_ATTRIBUTE = 113;
+const int ExecMsg::WAITING_FOR_OUTPUT_ATTRIBUTES = 114;
+const int ExecMsg::OUTPUT_ATTRIBUTE = 115;
+const int ExecMsg::EXECUTOR_ERROR = 116;
+const int ExecMsg::PROCESS_ERROR = 117;
+const int ExecMsg::PROCESS_WARNING = 118;
+const int ExecMsg::RELATION_END = 120;
+
+}
+}
+}