X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fdata%2Fcaseproto.h;h=a8468ddeed3b5c5b1978e83897eb956d7ccd5bef;hb=4063e370381d696fa221a5987e596b78abb4d7c3;hp=b85a9f32d9260f02d6339b8f0852caca8518722f;hpb=18021ef879fa68dbec546155311d6676653cf7c3;p=pspp

diff --git a/src/data/caseproto.h b/src/data/caseproto.h
index b85a9f32d9..a8468ddeed 100644
--- a/src/data/caseproto.h
+++ b/src/data/caseproto.h
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 2009 Free Software Foundation, Inc.
+   Copyright (C) 2009, 2011 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
@@ -21,8 +21,10 @@
 #include <stdbool.h>
 #include <stddef.h>
 #include <stdlib.h>
-#include <data/value.h>
-#include <libpspp/compiler.h>
+
+#include "data/value.h"
+#include "libpspp/cast.h"
+#include "libpspp/compiler.h"
 
 /* Case prototype.
 
@@ -78,8 +80,8 @@ struct pool;
 
 /* Creation and destruction. */
 struct caseproto *caseproto_create (void) MALLOC_LIKE;
-static inline struct caseproto *caseproto_ref (const struct caseproto *);
-struct caseproto *caseproto_ref_pool (const struct caseproto *, struct pool *);
+static inline struct caseproto *caseproto_ref (const struct caseproto *) WARN_UNUSED_RESULT;
+struct caseproto *caseproto_ref_pool (const struct caseproto *, struct pool *) WARN_UNUSED_RESULT;
 static inline void caseproto_unref (struct caseproto *);
 
 /* Inspecting stored widths.  */
@@ -144,7 +146,7 @@ void caseproto_free__ (struct caseproto *);
 static inline struct caseproto *
 caseproto_ref (const struct caseproto *proto_)
 {
-  struct caseproto *proto = (struct caseproto *) proto_;
+  struct caseproto *proto = CONST_CAST (struct caseproto *, proto_);
   proto->ref_cnt++;
   return proto;
 }