exclude unnamed Library/Executable from ide integration

unnamed (None) Library/Executable will prevent correct
vs 2013 ide integration

Change-Id: Ia00c02609a83b5f891995e54fd3f365cd63cb7a4
Reviewed-on: https://gerrit.libreoffice.org/17933Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>

bin/gbuild-to-ide

@@ -116,21 +116,25 @@ class GbuildParser:
         libmatch = GbuildParser.libpattern.match(line)
         if libmatch:
             libname = self.libnames.get(state.ilib, None)
-            self.libs.append(
-                GbuildLib(libmatch.group(2), libname, libmatch.group(1),
-                          state.include, state.include_sys, state.defs, state.cxxobjects,
-                          state.cxxflags, state.linked_libs))
-            state = GbuildParserState()
-            return state
+            if libname != None:
+                print('add Library: %s' % libname, end='\n')             
+                self.libs.append(
+                    GbuildLib(libmatch.group(2), libname, libmatch.group(1),
+                              state.include, state.include_sys, state.defs, state.cxxobjects,
+                              state.cxxflags, state.linked_libs))
+                state = GbuildParserState()
+                return state
         exematch = GbuildParser.exepattern.match(line)
         if exematch:
             exename = self.exenames.get(state.target, None)
-            self.exes.append(
-                GbuildExe(exematch.group(2), exename, exematch.group(1),
-                          state.include, state.include_sys, state.defs, state.cxxobjects,
-                          state.cxxflags, state.linked_libs))
-            state = GbuildParserState()
-            return state
+            if exename != None:
+                print('add Executable: %s' % exename, end='\n')                 
+                self.exes.append(
+                    GbuildExe(exematch.group(2), exename, exematch.group(1),
+                              state.include, state.include_sys, state.defs, state.cxxobjects,
+                              state.cxxflags, state.linked_libs))
+                state = GbuildParserState()
+                return state
         if line.find('# INCLUDE :=') == 0:
             isystemmatch = GbuildParser.isystempattern.findall(line)
             if isystemmatch: