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54 lines
1.3 KiB
C
54 lines
1.3 KiB
C
/* classes: h_files */
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#ifndef SCM_BOOLEAN_H
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#define SCM_BOOLEAN_H
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/* Copyright (C) 1995,1996,2000, 2006 Free Software Foundation, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "libguile/__scm.h"
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/* Boolean Values
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*
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*/
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#define scm_is_false(x) scm_is_eq ((x), SCM_BOOL_F)
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#define scm_is_true(x) !scm_is_false (x)
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SCM_API int scm_is_bool (SCM x);
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#define scm_from_bool(x) ((x) ? SCM_BOOL_T : SCM_BOOL_F)
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SCM_API int scm_to_bool (SCM x);
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SCM_API SCM scm_not (SCM x);
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SCM_API SCM scm_boolean_p (SCM obj);
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SCM_API void scm_init_boolean (void);
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#endif /* SCM_BOOLEAN_H */
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/*
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Local Variables:
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c-file-style: "gnu"
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End:
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*/
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