casereader: Remove casereader_split() function.

It no longer has any users.

Reported by John Darrington.

diff --git a/src/data/casereader.c b/src/data/casereader.c
index 9f3d5cf9dbeb25c94683a8f739218d6cb6c0ba0d..c8050c6cde4c7b2a35d6d2b45aa752c3ecbee1e8 100644 (file)
--- 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
@@ -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

diff --git a/src/data/casereader.h b/src/data/casereader.h
index 24afb972fc603fe889822df7e6c296ee06f65e81..45ea2c10afd6fa2eab0ed174a488b1576b5ad464 100644 (file)
--- a/src/data/casereader.h
+++ b/src/data/casereader.h
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 2007, 2009, 2010, 2011 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009, 2010, 2011, 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
@@ -64,8 +64,6 @@ struct ccase *casereader_read (struct casereader *);
 bool casereader_destroy (struct casereader *);
 
 struct casereader *casereader_clone (const struct casereader *);
-void casereader_split (struct casereader *,
-                       struct casereader **, struct casereader **);
 struct casereader *casereader_rename (struct casereader *);
 void casereader_swap (struct casereader *, struct casereader *);