Graphviz  2.41.20171026.1811
logic.h
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1 /* $Id$ $Revision$ */
2 /* vim:set shiftwidth=4 ts=8: */
3 
4 /*************************************************************************
5  * Copyright (c) 2011 AT&T Intellectual Property
6  * All rights reserved. This program and the accompanying materials
7  * are made available under the terms of the Eclipse Public License v1.0
8  * which accompanies this distribution, and is available at
9  * http://www.eclipse.org/legal/epl-v10.html
10  *
11  * Contributors: See CVS logs. Details at http://www.graphviz.org/
12  *************************************************************************/
13 
14 #ifndef GV_LOGIC_H
15 #define GV_LOGIC_H
16 
17 #ifdef __cplusplus
18 extern "C" {
19 #endif
20 
21 #include <stdbool.h>
22 
23 #ifndef NOT
24 #define NOT(v) (!(v))
25 #endif
26 
27 #ifndef FALSE
28 #define FALSE (0)
29 #endif
30 #ifndef TRUE
31 #define TRUE (!FALSE)
32 #endif
33 
34 #ifndef NOTUSED
35 #define NOTUSED(var) (void) var
36 #endif
37 
38 #ifndef NULL
39 #define NULL (void *)0
40 #endif
41 
42 #ifndef NIL
43 #define NIL(type) ((type)0)
44 #endif
45 
46 #ifdef __cplusplus
47 }
48 #endif
49 
50 #endif
51 
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