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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@909 72102866-910b-0410-8b05-ffd578937521
2025-06-02 01:21:08 +00:00 · 1996-02-13 02:31:48 +00:00 · 1996-02-13 02:31:48 +00:00 · a2a3de7eec
commit a2a3de7eec
parent 73f762fe23
21 changed files with 7997 additions and 0 deletions
--- a/Source/callbacks-void_p.c
+++ b/Source/callbacks-void_p.c
@ -0,0 +1,129 @@
+/* Callbacks for pointers to `void'.
+ * Copyright (C) 1996  Free Software Foundation, Inc.
+ * 
+ * Author: Albin L. Jones <Albin.L.Jones@Dartmouth.EDU>
+ * Created: Sat Feb 10 22:04:38 EST 1996
+ * Updated: Sun Feb 11 01:09:34 EST 1996
+ * Serial: 96.02.11.03
+ * 
+ * This file is part of the GNU Objective C Class Library.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * 
+ */ 
+
+/**** Included Headers *******************************************************/
+
+#include <stdlib.h>
+#include <objects/callbacks.h>
+
+/**** Type, Constant, and Macro Definitions **********************************/
+
+objects_callbacks_t objects_callbacks_for_void_p = 
+{
+  (objects_hash_func_t) objects_void_p_hash,
+  (objects_compare_func_t) objects_void_p_compare,
+  (objects_is_equal_func_t) objects_void_p_is_equal,
+  (objects_retain_func_t) objects_void_p_retain,
+  (objects_release_func_t) objects_void_p_release,
+  0
+};
+
+objects_callbacks_t objects_callbacks_for_owned_void_p = 
+{
+  (objects_hash_func_t) objects_owned_void_p_hash,
+  (objects_compare_func_t) objects_owned_void_p_compare,
+  (objects_is_equal_func_t) objects_owned_void_p_is_equal,
+  (objects_retain_func_t) objects_owned_void_p_retain,
+  (objects_release_func_t) objects_owned_void_p_release,
+  0
+};
+
+/**** Function Implementations ***********************************************/
+
+size_t
+objects_void_p_hash(void *cptr)
+{
+  return ((size_t) cptr)/4;
+}
+
+int
+objects_void_p_compare(void *cptr, void *dptr)
+{
+  if (cptr == dptr)
+    return 0;
+  else if (cptr < dptr)
+    return -1;
+  else /* if (cptr > dptr) */
+    return 1;
+}
+
+int
+objects_void_p_is_equal(register void *cptr, register void *dptr)
+{
+  return (cptr == dptr);
+}
+
+void *
+objects_void_p_retain(void *cptr)
+{
+  return cptr;
+}
+
+void
+objects_void_p_release(void *cptr)
+{
+  return;
+}
+
+size_t
+objects_owned_void_p_hash(void *cptr)
+{
+  /* We divide by 4 because many machines align
+   * memory on word boundaries. */
+  return ((size_t) cptr)/4;
+}
+
+int
+objects_owned_void_p_compare(void *cptr, void *dptr)
+{
+  if (cptr == dptr)
+    return 0;
+  else if (cptr < dptr)
+    return -1;
+  else /* if (cptr > dptr) */
+    return 1;
+}
+
+int
+objects_owned_void_p_is_equal(register void *cptr, register void *dptr)
+{
+  return (cptr == dptr);
+}
+
+void *
+objects_owned_void_p_retain(void *cptr)
+{
+  return cptr;
+}
+
+void
+objects_owned_void_p_release(void *cptr)
+{
+  free(cptr);
+  return;
+}
+
+