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f2c9fcb0 | 1 | /* Copyright (C) 1995,1996,1997, 2000 Free Software Foundation, Inc. |
ee2a8b9b JB |
2 | |
3 | * This program is free software; you can redistribute it and/or modify | |
4 | * it under the terms of the GNU General Public License as published by | |
5 | * the Free Software Foundation; either version 2, or (at your option) | |
6 | * any later version. | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License | |
14 | * along with this software; see the file COPYING. If not, write to | |
82892bed JB |
15 | * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
16 | * Boston, MA 02111-1307 USA | |
ee2a8b9b JB |
17 | * |
18 | * As a special exception, the Free Software Foundation gives permission | |
19 | * for additional uses of the text contained in its release of GUILE. | |
20 | * | |
21 | * The exception is that, if you link the GUILE library with other files | |
22 | * to produce an executable, this does not by itself cause the | |
23 | * resulting executable to be covered by the GNU General Public License. | |
24 | * Your use of that executable is in no way restricted on account of | |
25 | * linking the GUILE library code into it. | |
26 | * | |
27 | * This exception does not however invalidate any other reasons why | |
28 | * the executable file might be covered by the GNU General Public License. | |
29 | * | |
30 | * This exception applies only to the code released by the | |
31 | * Free Software Foundation under the name GUILE. If you copy | |
32 | * code from other Free Software Foundation releases into a copy of | |
33 | * GUILE, as the General Public License permits, the exception does | |
34 | * not apply to the code that you add in this way. To avoid misleading | |
35 | * anyone as to the status of such modified files, you must delete | |
36 | * this exception notice from them. | |
37 | * | |
38 | * If you write modifications of your own for GUILE, it is your choice | |
39 | * whether to permit this exception to apply to your modifications. | |
82892bed | 40 | * If you do not wish that, delete this exception notice. */ |
ee2a8b9b JB |
41 | \f |
42 | ||
43 | /* type predicates and equality predicates */ | |
44 | ||
a0599745 | 45 | #include "libguile/gh.h" |
ee2a8b9b JB |
46 | |
47 | /* type predicates: tell you if an SCM object has a given type */ | |
48 | int | |
49 | gh_boolean_p (SCM val) | |
50 | { | |
e69ebe6a | 51 | return (SCM_NFALSEP (scm_boolean_p (val))); |
ee2a8b9b JB |
52 | } |
53 | int | |
54 | gh_symbol_p (SCM val) | |
55 | { | |
e69ebe6a | 56 | return (SCM_NFALSEP (scm_symbol_p (val))); |
ee2a8b9b JB |
57 | } |
58 | int | |
59 | gh_char_p (SCM val) | |
60 | { | |
e69ebe6a | 61 | return (SCM_NFALSEP (scm_char_p (val))); |
ee2a8b9b JB |
62 | } |
63 | int | |
64 | gh_vector_p (SCM val) | |
65 | { | |
e69ebe6a | 66 | return (SCM_NFALSEP (scm_vector_p (val))); |
ee2a8b9b JB |
67 | } |
68 | int | |
69 | gh_pair_p (SCM val) | |
70 | { | |
e69ebe6a | 71 | return (SCM_NFALSEP (scm_pair_p (val))); |
ee2a8b9b JB |
72 | } |
73 | int | |
74 | gh_number_p (SCM val) | |
75 | { | |
e69ebe6a | 76 | return (SCM_NFALSEP (scm_number_p (val))); |
ee2a8b9b JB |
77 | } |
78 | int | |
79 | gh_string_p (SCM val) | |
80 | { | |
e69ebe6a | 81 | return (SCM_NFALSEP (scm_string_p (val))); |
ee2a8b9b JB |
82 | } |
83 | int | |
84 | gh_procedure_p (SCM val) | |
85 | { | |
e69ebe6a | 86 | return (SCM_NFALSEP (scm_procedure_p (val))); |
ee2a8b9b JB |
87 | } |
88 | int | |
89 | gh_list_p (SCM val) | |
90 | { | |
e69ebe6a | 91 | return (SCM_NFALSEP (scm_list_p (val))); |
ee2a8b9b JB |
92 | } |
93 | int | |
94 | gh_inexact_p (SCM val) | |
95 | { | |
e69ebe6a | 96 | return (SCM_NFALSEP (scm_inexact_p (val))); |
ee2a8b9b JB |
97 | } |
98 | int | |
99 | gh_exact_p (SCM val) | |
100 | { | |
e69ebe6a | 101 | return (SCM_NFALSEP (scm_exact_p (val))); |
ee2a8b9b JB |
102 | } |
103 | ||
104 | /* the three types of equality */ | |
105 | int | |
106 | gh_eq_p (SCM x, SCM y) | |
107 | { | |
e69ebe6a | 108 | return (SCM_NFALSEP (scm_eq_p (x, y))); |
ee2a8b9b JB |
109 | } |
110 | int | |
111 | gh_eqv_p (SCM x, SCM y) | |
112 | { | |
e69ebe6a | 113 | return (SCM_NFALSEP (scm_eqv_p (x, y))); |
ee2a8b9b JB |
114 | } |
115 | int | |
116 | gh_equal_p (SCM x, SCM y) | |
117 | { | |
e69ebe6a | 118 | return (SCM_NFALSEP (scm_equal_p (x, y))); |
ee2a8b9b | 119 | } |
7fee59bd MG |
120 | |
121 | /* equivalent to (string=? ...), but returns 0 or 1 rather than Scheme | |
122 | booleans */ | |
123 | int | |
124 | gh_string_equal_p(SCM s1, SCM s2) | |
125 | { | |
126 | return (SCM_NFALSEP (scm_string_equal_p(s1, s2))); | |
127 | } | |
128 | ||
129 | /* equivalent to (null? ...), but returns 0 or 1 rather than Scheme | |
130 | booleans */ | |
131 | int | |
132 | gh_null_p(SCM l) | |
133 | { | |
134 | return (SCM_NFALSEP(scm_null_p(l))); | |
135 | } | |
89e00824 ML |
136 | |
137 | /* | |
138 | Local Variables: | |
139 | c-file-style: "gnu" | |
140 | End: | |
141 | */ |