1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
/* classes: h_files */
#ifndef SCM_BOOLEAN_H
#define SCM_BOOLEAN_H
/* Copyright (C) 1995,1996,2000, 2006, 2008 Free Software Foundation, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 3 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#include "libguile/__scm.h"
/* Boolean Values
*
*/
#define scm_is_false(x) scm_is_eq ((x), SCM_BOOL_F)
#define scm_is_true(x) !scm_is_false (x)
SCM_API int scm_is_bool (SCM x);
#define scm_from_bool(x) ((x) ? SCM_BOOL_T : SCM_BOOL_F)
SCM_API int scm_to_bool (SCM x);
SCM_API SCM scm_not (SCM x);
SCM_API SCM scm_boolean_p (SCM obj);
SCM_INTERNAL void scm_init_boolean (void);
#endif /* SCM_BOOLEAN_H */
/*
Local Variables:
c-file-style: "gnu"
End:
*/
|
