mapogcfilter: disable several functions if they are not used

Fixes various -Wunused warnings.

Author: MaxKellermann

mapogcfilter.c

@@ -3006,6 +3006,7 @@ void FLTDoAxisSwappingIfNecessary(mapObj *map,
     }
 }
 
+#if defined(USE_WMS_SVR) || defined (USE_WFS_SVR) || defined (USE_WCS_SVR) || defined(USE_SOS_SVR)
 
 static void FLTReplacePropertyName(FilterEncodingNode *psFilterNode,
                                    const char *pszOldName,
@@ -3028,6 +3029,7 @@ static void FLTReplacePropertyName(FilterEncodingNode *psFilterNode,
   }
 }
 
+#endif
 
 static int FLTIsGMLDefaultProperty(const char* pszName)
 {
@@ -3039,6 +3041,8 @@ static int FLTIsGMLDefaultProperty(const char* pszName)
             strcmp(pszName, "@gml:id") == 0);
 }
 
+#if defined(USE_WMS_SVR) || defined (USE_WFS_SVR) || defined (USE_WCS_SVR) || defined(USE_SOS_SVR)
+
 static void FLTStripNameSpacesFromPropertyName(FilterEncodingNode *psFilterNode)
 {
   char **tokens=NULL;
@@ -3117,6 +3121,8 @@ static void FLTRemoveGroupName(FilterEncodingNode *psFilterNode,
 
 }
 
+#endif
+
 /************************************************************************/
 /*                    FLTPreParseFilterForAliasAndGroup                 */
 /*                                                                      */

mapogcsld.c

@@ -124,6 +124,8 @@ int msSLDApplySLDURL(mapObj *map, const char *szURL, int iLayer,
 #endif
 }
 
+#if defined(USE_WMS_SVR) || defined (USE_WFS_SVR) || defined (USE_WCS_SVR) || defined(USE_SOS_SVR)
+
 /* -------------------------------------------------------------------- */
 /*      If the same layer is given more that once, we need to           */
 /*      duplicate it.                                                   */
@@ -164,6 +166,8 @@ static void msSLDApplySLD_DuplicateLayers(mapObj *map, int nSLDLayers, layerObj
     }
 }
 
+#endif
+
 /************************************************************************/
 /*                              msSLDApplySLD                           */
 /*                                                                      */