Import X server from vnc-3.3.7.

[rdpsrv] / Xserver / lib / Xdmcp / Alloc.c

diff --git a/Xserver/lib/Xdmcp/Alloc.c b/Xserver/lib/Xdmcp/Alloc.c
new file mode 100644 (file)
index 0000000..758e1c6
--- /dev/null
+++ b/Xserver/lib/Xdmcp/Alloc.c
@@ -0,0 +1,63 @@
+/*
+ * $XConsortium: Alloc.c,v 1.2 94/04/17 20:16:29 keith Exp $
+ * $XFree86: xc/lib/Xdmcp/Alloc.c,v 3.0 1995/07/07 15:32:19 dawes Exp $
+ *
+ * 
+Copyright (c) 1989  X Consortium
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of the X Consortium shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from the X Consortium.
+ * *
+ * Author:  Keith Packard, MIT X Consortium
+ */
+
+/* stubs for use when Xalloc, Xrealloc and Xfree are not defined */
+
+extern char    *malloc (), *realloc ();
+
+unsigned long *
+Xalloc (amount)
+    unsigned   amount;
+{
+    if (amount == 0)
+       amount = 1;
+    return (unsigned long *) malloc (amount);
+}
+
+unsigned long *
+Xrealloc (old, amount)
+    unsigned long      *old;
+    unsigned           amount;
+{
+    if (amount == 0)
+       amount = 1;
+    if (!old)
+       return (unsigned long *) malloc (amount);
+    return (unsigned long *) realloc ((char *) old, amount);
+}
+
+void
+Xfree (old)
+    unsigned long    *old;
+{
+    if (old)
+       free ((char *) old);
+}