X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=src%2Fdata%2Flazy-casereader.c;h=65d10aea2477640a826077a7da01c17f78fbf665;hb=07623ede4f56d27643c0c0ac978c089690f350c0;hp=8c604bce9e70b63ab56a6e1666c800a2f95173e3;hpb=4dc92d7d1ff3368b21a6cac5a4a41fcd4bb81ce4;p=pspp-builds.git

diff --git a/src/data/lazy-casereader.c b/src/data/lazy-casereader.c
index 8c604bce..65d10aea 100644
--- a/src/data/lazy-casereader.c
+++ b/src/data/lazy-casereader.c
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 2007 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009 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
@@ -35,7 +35,7 @@ struct lazy_casereader
     void *aux;
   };
 
-static struct casereader_class lazy_casereader_class;
+static const struct casereader_class lazy_casereader_class;
 
 /* Creates and returns a new lazy casereader that will
    instantiate its underlying casereader, if necessary, by
@@ -117,13 +117,12 @@ instantiate_lazy_casereader (struct casereader *reader,
   casereader_destroy (subreader);
 }
 
-static bool
-lazy_casereader_read (struct casereader *reader, void *lc_,
-                      struct ccase *c)
+static struct ccase *
+lazy_casereader_read (struct casereader *reader, void *lc_)
 {
   struct lazy_casereader *lc = lc_;
   instantiate_lazy_casereader (reader, lc);
-  return casereader_read (reader, c);
+  return casereader_read (reader);
 }
 
 static void
@@ -143,16 +142,15 @@ lazy_casereader_clone (struct casereader *reader, void *lc_)
   return casereader_clone (reader);
 }
 
-static bool
-lazy_casereader_peek (struct casereader *reader, void *lc_,
-                      casenumber idx, struct ccase *c)
+static struct ccase *
+lazy_casereader_peek (struct casereader *reader, void *lc_, casenumber idx)
 {
   struct lazy_casereader *lc = lc_;
   instantiate_lazy_casereader (reader, lc);
-  return casereader_peek (reader, idx, c);
+  return casereader_peek (reader, idx);
 }
 
-static struct casereader_class lazy_casereader_class =
+static const struct casereader_class lazy_casereader_class =
   {
     lazy_casereader_read,
     lazy_casereader_do_destroy,