Fix building non-GUI samples out of tree

Define wxUSE_GUI=0 for them.

build/bakefiles/common_samples_outoftree.bkl

@@ -37,9 +37,11 @@
     </define-rule>
 
 
-    <!-- empty stubs for things that don't make sense for makefile.unx: -->
+    <!-- Define templates used by the samples -->
     <template id="wx_append"/>
-    <template id="wx_append_base"/>
+    <template id="wx_append_base">
+        <cxxflags>-DwxUSE_GUI=0</cxxflags>
+    </template>
 
     <define-rule name="wx-data" pseudo="1">
         <define-tag name="files"/>

samples/console/makefile.unx

@@ -50,8 +50,8 @@ WX_VERSION_MAJOR = $(shell echo $(WX_VERSION) | cut -c1,1)
 WX_VERSION_MINOR = $(shell echo $(WX_VERSION) | cut -c2,2)
 WX_CONFIG_FLAGS = $(WX_CONFIG_UNICODE_FLAG) $(WX_CONFIG_SHARED_FLAG) \
 	--toolkit=$(WX_PORT) --version=$(WX_VERSION_MAJOR).$(WX_VERSION_MINOR)
-CONSOLE_CXXFLAGS = -I. `$(WX_CONFIG) --cxxflags $(WX_CONFIG_FLAGS)` $(CPPFLAGS) \
-	$(CXXFLAGS)
+CONSOLE_CXXFLAGS = -I. `$(WX_CONFIG) --cxxflags $(WX_CONFIG_FLAGS)` \
+	-DwxUSE_GUI=0 $(CPPFLAGS) $(CXXFLAGS)
 CONSOLE_OBJECTS =  \
 	console_console.o
 

samples/ipc/makefile.unx

@@ -59,11 +59,11 @@ IPCSERVER_CXXFLAGS = -I. `$(WX_CONFIG) --cxxflags $(WX_CONFIG_FLAGS)` \
 IPCSERVER_OBJECTS =  \
 	ipcserver_server.o
 BASEIPCCLIENT_CXXFLAGS = -I. `$(WX_CONFIG) --cxxflags $(WX_CONFIG_FLAGS)` \
-	$(CPPFLAGS) $(CXXFLAGS)
+	-DwxUSE_GUI=0 $(CPPFLAGS) $(CXXFLAGS)
 BASEIPCCLIENT_OBJECTS =  \
 	baseipcclient_baseclient.o
 BASEIPCSERVER_CXXFLAGS = -I. `$(WX_CONFIG) --cxxflags $(WX_CONFIG_FLAGS)` \
-	$(CPPFLAGS) $(CXXFLAGS)
+	-DwxUSE_GUI=0 $(CPPFLAGS) $(CXXFLAGS)
 BASEIPCSERVER_OBJECTS =  \
 	baseipcserver_baseserver.o
 

samples/sockets/makefile.unx

@@ -59,11 +59,11 @@ SERVER_CXXFLAGS = -I. `$(WX_CONFIG) --cxxflags $(WX_CONFIG_FLAGS)` $(CPPFLAGS) \
 SERVER_OBJECTS =  \
 	server_server.o
 BASECLIENT_CXXFLAGS = -I. `$(WX_CONFIG) --cxxflags $(WX_CONFIG_FLAGS)` \
-	$(CPPFLAGS) $(CXXFLAGS)
+	-DwxUSE_GUI=0 $(CPPFLAGS) $(CXXFLAGS)
 BASECLIENT_OBJECTS =  \
 	baseclient_baseclient.o
 BASESERVER_CXXFLAGS = -I. `$(WX_CONFIG) --cxxflags $(WX_CONFIG_FLAGS)` \
-	$(CPPFLAGS) $(CXXFLAGS)
+	-DwxUSE_GUI=0 $(CPPFLAGS) $(CXXFLAGS)
 BASESERVER_OBJECTS =  \
 	baseserver_baseserver.o