Небольшое исправление в getProp(). Попытка вылечить std::exception 'logic_error'

conf/libuniset.spec

@@ -3,7 +3,7 @@
 
 Name: libuniset
 Version: 1.0
-Release: alt34
+Release: alt35
 Summary: UniSet - library for building distributed industrial control systems
 License: GPL
 Group: Development/C++

src/Various/UniXML.cc

@@ -120,7 +120,7 @@ string UniXML::getPropUtf8(const xmlNode* node, const string name)
 string UniXML::getProp(const xmlNode* node, const string name)
 {
 	const char * text = (const char*)::xmlGetProp((xmlNode*)node, (const xmlChar*)name.c_str());
-	if (text == NULL)
+	if( !text )
 		return "";
 
 	return string(text);