removed unused function streamDefineTaxis()

ChangeLog

-2012-12-11  Uwe Schulzweida  <Uwe.Schulzweida@zmaw.de>
+2012-12-13  Uwe Schulzweida  <Uwe.Schulzweida@zmaw.de>
 
 	* Version 1.5.9 released
         * using CGRIBEX library version 1.5.6
 
+2012-12-13  Uwe Schulzweida  <Uwe.Schulzweida@zmaw.de>
+
+	* removed unused function streamDefineTaxis()
+	* fix warning in streamDefTimestep() for stream with constant fields only
+
 2012-12-11  Uwe Schulzweida  <Uwe.Schulzweida@zmaw.de>
 
 	* added cdfGridCompress() to compress coordinates

src/stream.c

@@ -1382,6 +1382,7 @@ int streamDefTimestep(int streamID, int tsID)
   int newtsID;
   int taxisID;
   int vlistID;
+  int time_is_varying;
   stream_t *streamptr;
   taxis_t *taxisptr1;
   taxis_t *taxisptr2;
@@ -1394,12 +1395,18 @@ int streamDefTimestep(int streamID, int tsID)
   stream_check_ptr(__func__, streamptr);
 
   vlistID = streamInqVlist(streamID);
-  taxisID = vlistInqTaxis(vlistID);
-  if ( taxisID == CDI_UNDEFID )
+
+  time_is_varying = vlistHasTime(vlistID);
+
+  if ( time_is_varying )
     {
-      Warning("taxisID undefined for fileID = %d! Using absolute time axis.", streamID);
-      taxisID = taxisCreate(TAXIS_ABSOLUTE);
-      vlistDefTaxis(vlistID, taxisID);
+      taxisID = vlistInqTaxis(vlistID);
+      if ( taxisID == CDI_UNDEFID )
+        {
+          Warning("taxisID undefined for fileID = %d! Using absolute time axis.", streamID);
+          taxisID = taxisCreate(TAXIS_ABSOLUTE);
+          vlistDefTaxis(vlistID, taxisID);
+        }
     }
 
   newtsID = tstepsNewEntry(streamID);
@@ -1409,23 +1416,26 @@ int streamDefTimestep(int streamID, int tsID)
 
   streamptr->curTsID = tsID;
 
-  taxisptr1 = taxisPtr(taxisID);
-  taxisptr2 = &streamptr->tsteps[tsID].taxis;
-  ptaxisCopy(taxisptr2, taxisptr1);
-  if ( tsID == 0 )
+  if ( time_is_varying )
     {
-      if ( taxisptr1->name     ) taxisptr2->name = taxisptr1->name;
-      if ( taxisptr1->longname ) taxisptr2->longname = taxisptr1->longname;
+      taxisptr1 = taxisPtr(taxisID);
+      taxisptr2 = &streamptr->tsteps[tsID].taxis;
+      ptaxisCopy(taxisptr2, taxisptr1);
+      if ( tsID == 0 )
+        {
+          if ( taxisptr1->name     ) taxisptr2->name = taxisptr1->name;
+          if ( taxisptr1->longname ) taxisptr2->longname = taxisptr1->longname;
+        }
     }
 
   streamptr->ntsteps = tsID + 1;
 
-  if (namespaceHasLocalFile(namespaceGetActive())
-      && (streamptr->filetype == FILETYPE_NC  ||
-          streamptr->filetype == FILETYPE_NC2 ||
-          streamptr->filetype == FILETYPE_NC4 ||
-          streamptr->filetype == FILETYPE_NC4C)
-      && vlistHasTime(vlistID))
+  if ( namespaceHasLocalFile(namespaceGetActive())
+       && (streamptr->filetype == FILETYPE_NC  ||
+           streamptr->filetype == FILETYPE_NC2 ||
+           streamptr->filetype == FILETYPE_NC4 ||
+           streamptr->filetype == FILETYPE_NC4C)
+       && time_is_varying )
     cdfDefTimestep(streamID, tsID);
 
   cdiCreateRecords(streamID, tsID);
@@ -1665,7 +1675,7 @@ void stream_write_var(int streamID, int varID, int memtype, const void *data, in
 
   stream_check_ptr(__func__, streamptr);
 
-  streamDefineTaxis(streamID);
+  // streamDefineTaxis(streamID); call not needed
 
   filetype = streamptr->filetype;
 

src/stream_int.c

@@ -454,7 +454,8 @@ int streamInqFileID(int streamID)
   return (streamptr->fileID);
 }
 
-
+/* not used anymore */
+/*
 void streamDefineTaxis(int streamID)
 {
   stream_t *streamptr;
@@ -489,7 +490,7 @@ void streamDefineTaxis(int streamID)
 	Error("time axis undefined");
     }
 }
-
+*/
 
 void streamDefDimgroupID(int streamID, int dimgroupID)
 {