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143 lines
3.6 KiB
C
143 lines
3.6 KiB
C
/* Copyright (C) 1995,1996,1997 Free Software Foundation, Inc.
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA
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*
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* As a special exception, the Free Software Foundation gives permission
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* for additional uses of the text contained in its release of GUILE.
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*
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* The exception is that, if you link the GUILE library with other files
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* to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the GUILE library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the
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* Free Software Foundation under the name GUILE. If you copy
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* code from other Free Software Foundation releases into a copy of
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* GUILE, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for GUILE, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice. */
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/* type predicates and equality predicates */
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#include <stdio.h>
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#include <gh.h>
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/* type predicates: tell you if an SCM object has a given type */
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int
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gh_boolean_p (SCM val)
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{
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return (SCM_NFALSEP (scm_boolean_p (val)));
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}
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int
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gh_symbol_p (SCM val)
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{
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return (SCM_NFALSEP (scm_symbol_p (val)));
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}
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int
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gh_char_p (SCM val)
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{
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return (SCM_NFALSEP (scm_char_p (val)));
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}
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int
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gh_vector_p (SCM val)
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{
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return (SCM_NFALSEP (scm_vector_p (val)));
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}
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int
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gh_pair_p (SCM val)
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{
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return (SCM_NFALSEP (scm_pair_p (val)));
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}
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int
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gh_number_p (SCM val)
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{
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return (SCM_NFALSEP (scm_number_p (val)));
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}
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int
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gh_string_p (SCM val)
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{
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return (SCM_NFALSEP (scm_string_p (val)));
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}
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int
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gh_procedure_p (SCM val)
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{
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return (SCM_NFALSEP (scm_procedure_p (val)));
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}
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int
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gh_list_p (SCM val)
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{
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return (SCM_NFALSEP (scm_list_p (val)));
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}
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int
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gh_inexact_p (SCM val)
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{
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return (SCM_NFALSEP (scm_inexact_p (val)));
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}
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int
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gh_exact_p (SCM val)
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{
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return (SCM_NFALSEP (scm_exact_p (val)));
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}
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/* the three types of equality */
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int
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gh_eq_p (SCM x, SCM y)
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{
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return (SCM_NFALSEP (scm_eq_p (x, y)));
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}
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int
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gh_eqv_p (SCM x, SCM y)
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{
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return (SCM_NFALSEP (scm_eqv_p (x, y)));
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}
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int
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gh_equal_p (SCM x, SCM y)
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{
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return (SCM_NFALSEP (scm_equal_p (x, y)));
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}
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/* equivalent to (string=? ...), but returns 0 or 1 rather than Scheme
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booleans */
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int
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gh_string_equal_p(SCM s1, SCM s2)
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{
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return (SCM_NFALSEP (scm_string_equal_p(s1, s2)));
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}
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/* equivalent to (null? ...), but returns 0 or 1 rather than Scheme
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booleans */
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int
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gh_null_p(SCM l)
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{
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return (SCM_NFALSEP(scm_null_p(l)));
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}
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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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