X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fdata%2Fcasereader.c;h=578a865dfd459372d528708b866038d32ca48eb4;hb=b7479c9a558c9d46c5685724b0a67f8ba2e7956c;hp=98c10273b314dd4bbc4f81170e485136a828a756;hpb=0fbcb6682003e6deb5f517c4d54bada0301a61a1;p=pspp

diff --git a/src/data/casereader.c b/src/data/casereader.c
index 98c10273b3..578a865dfd 100644
--- a/src/data/casereader.c
+++ b/src/data/casereader.c
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 2007, 2009, 2010 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009, 2010, 2013 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -107,7 +107,7 @@ casereader_clone (const struct casereader *reader_)
 {
   struct casereader *reader = CONST_CAST (struct casereader *, reader_);
   struct casereader *clone;
-  if ( reader == NULL ) 
+  if (reader == NULL)
     return NULL;
 
   if (reader->class->clone == NULL)
@@ -118,25 +118,6 @@ casereader_clone (const struct casereader *reader_)
   return clone;
 }
 
-/* Makes a copy of ORIGINAL into *NEW1 (if NEW1 is non-null) and
-   *NEW2 (if NEW2 is non-null), then destroys ORIGINAL. */
-void
-casereader_split (struct casereader *original,
-                  struct casereader **new1, struct casereader **new2)
-{
-  if (new1 != NULL && new2 != NULL)
-    {
-      *new1 = casereader_rename (original);
-      *new2 = casereader_clone (*new1);
-    }
-  else if (new1 != NULL)
-    *new1 = casereader_rename (original);
-  else if (new2 != NULL)
-    *new2 = casereader_rename (original);
-  else
-    casereader_destroy (original);
-}
-
 /* Returns a copy of READER, which is itself destroyed.
    Useful for taking over ownership of a casereader, to enforce
    preventing the original owner from accessing the casereader
@@ -331,7 +312,7 @@ casereader_advance (struct casereader *reader, casenumber n)
 
 
 /* Copies all the cases in READER to WRITER, propagating errors
-   appropriately. */
+   appropriately. READER is destroyed by this function */
 void
 casereader_transfer (struct casereader *reader, struct casewriter *writer)
 {