Change iegCopyRecord to not propagate errors.

Fail early instead.

src/stream_ieg.c

@@ -3,6 +3,7 @@
 #endif
 
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #include <float.h>
 #include <math.h>
@@ -524,35 +525,29 @@ void iegDefLevel(int *pdb, int *gdb, double *vct, int zaxisID, int levelID)
 }
 
 
-int iegCopyRecord(stream_t *streamptr2, stream_t *streamptr1)
+void iegCopyRecord(stream_t *streamptr2, stream_t *streamptr1)
 {
-  int fileID1, fileID2;
-  int tsID, recID, vrecID;
-  long recsize;
-  off_t recpos;
-  int status = 0;
-  char *buffer;
+  int fileID1 = streamptr1->fileID;
+  int fileID2 = streamptr2->fileID;
 
-  fileID1 = streamptr1->fileID;
-  fileID2 = streamptr2->fileID;
+  int tsID    = streamptr1->curTsID;
+  int vrecID  = streamptr1->tsteps[tsID].curRecID;
+  int recID   = streamptr1->tsteps[tsID].recIDs[vrecID];
+  off_t recpos  = streamptr1->tsteps[tsID].records[recID].position;
+  size_t recsize = streamptr1->tsteps[tsID].records[recID].size;
 
-  tsID    = streamptr1->curTsID;
-  vrecID  = streamptr1->tsteps[tsID].curRecID;
-  recID   = streamptr1->tsteps[tsID].recIDs[vrecID];
-  recpos  = streamptr1->tsteps[tsID].records[recID].position;
-  recsize = streamptr1->tsteps[tsID].records[recID].size;
+  if (fileSetPos(fileID1, recpos, SEEK_SET) != 0)
+    Error("Cannot seek input file for IEG record copy!");
 
-  fileSetPos(fileID1, recpos, SEEK_SET);
+  char *buffer = xmalloc(recsize);
 
-  buffer = (char *) malloc(recsize);
+  if (fileRead(fileID1, buffer, recsize) != recsize)
+    Error("Failed to read record from IEG file for copying!");
 
-  fileRead(fileID1, buffer, recsize);
-
-  fileWrite(fileID2, buffer, recsize);
+  if (fileWrite(fileID2, buffer, recsize) != recsize)
+    Error("Failed to write record to IEG file when copying!");
 
   free(buffer);
-
-  return (status);
 }
 
 

src/stream_ieg.h

@@ -10,7 +10,7 @@ int    iegInqTimestep(stream_t *streamptr, int tsID);
 
 int    iegInqRecord(stream_t *streamptr, int *varID, int *levelID);
 void   iegDefRecord(stream_t *streamptr);
-int    iegCopyRecord(stream_t *streamptr2, stream_t *streamptr1);
+void   iegCopyRecord(stream_t *streamptr2, stream_t *streamptr1);
 void   iegReadRecord(stream_t *streamptr, double *data, int *nmiss);
 void   iegWriteRecord(stream_t *streamptr, const double *data);
 

src/stream_record.c

@@ -458,11 +458,8 @@ void streamCopyRecord(int streamID2, int streamID1)
 #endif
 #if  defined  (HAVE_LIBIEG)
     case FILETYPE_IEG:
-      {
-        /* FIXME: return value not inspected */
-	status = iegCopyRecord(streamptr2, streamptr1);
-	break;
-      }
+      iegCopyRecord(streamptr2, streamptr1);
+      break;
 #endif
 #if  defined  (HAVE_LIBNETCDF)
     case FILETYPE_NC: