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a8aa4c0b56
* libguile/variable.c (scm_variable_unset_x): New function. * libguile/variable.h (scm_variable_unset_x): New prototype.
58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/* classes: h_files */
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#ifndef SCM_VARIABLE_H
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#define SCM_VARIABLE_H
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/* Copyright (C) 1995,1996,2000,2001, 2006, 2008 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 License
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* as published by the Free Software Foundation; either version 3 of
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* 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, but
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* 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
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* 02110-1301 USA
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*/
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#include "libguile/__scm.h"
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#include "libguile/smob.h"
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/* Variables
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*/
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#define SCM_VARIABLEP(X) (!SCM_IMP (X) && SCM_TYP7(X) == scm_tc7_variable)
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#define SCM_VARIABLE_REF(V) SCM_CELL_OBJECT_1 (V)
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#define SCM_VARIABLE_SET(V, X) SCM_SET_CELL_OBJECT_1 (V, X)
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#define SCM_VARIABLE_LOC(V) (SCM_CELL_OBJECT_LOC ((V), 1))
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SCM_API SCM scm_make_variable (SCM init);
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SCM_API SCM scm_make_undefined_variable (void);
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SCM_API SCM scm_variable_p (SCM obj);
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SCM_API SCM scm_variable_ref (SCM var);
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SCM_API SCM scm_variable_set_x (SCM var, SCM val);
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SCM_API SCM scm_variable_unset_x (SCM var);
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SCM_API SCM scm_variable_bound_p (SCM var);
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SCM_INTERNAL void scm_i_variable_print (SCM var, SCM port, scm_print_state *pstate);
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SCM_INTERNAL void scm_init_variable (void);
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#endif /* SCM_VARIABLE_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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