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0f2d19dd JB |
1 | /* classes: h_files */ |
2 | ||
3 | #ifndef SYMBOLSH | |
4 | #define SYMBOLSH | |
5 | /* Copyright (C) 1995,1996 Free Software Foundation, Inc. | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2, or (at your option) | |
10 | * any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this software; see the file COPYING. If not, write to | |
19 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
20 | * | |
21 | * As a special exception, the Free Software Foundation gives permission | |
22 | * for additional uses of the text contained in its release of GUILE. | |
23 | * | |
24 | * The exception is that, if you link the GUILE library with other files | |
25 | * to produce an executable, this does not by itself cause the | |
26 | * resulting executable to be covered by the GNU General Public License. | |
27 | * Your use of that executable is in no way restricted on account of | |
28 | * linking the GUILE library code into it. | |
29 | * | |
30 | * This exception does not however invalidate any other reasons why | |
31 | * the executable file might be covered by the GNU General Public License. | |
32 | * | |
33 | * This exception applies only to the code released by the | |
34 | * Free Software Foundation under the name GUILE. If you copy | |
35 | * code from other Free Software Foundation releases into a copy of | |
36 | * GUILE, as the General Public License permits, the exception does | |
37 | * not apply to the code that you add in this way. To avoid misleading | |
38 | * anyone as to the status of such modified files, you must delete | |
39 | * this exception notice from them. | |
40 | * | |
41 | * If you write modifications of your own for GUILE, it is your choice | |
42 | * whether to permit this exception to apply to your modifications. | |
43 | * If you do not wish that, delete this exception notice. | |
44 | */ | |
45 | \f | |
46 | ||
b4309c3c | 47 | #include "libguile/__scm.h" |
0f2d19dd JB |
48 | \f |
49 | ||
50 | extern int scm_symhash_dim; | |
51 | ||
52 | #define SCM_SYMBOLP(x) (SCM_TYP7S(x)==scm_tc7_ssymbol) | |
53 | #define SCM_LENGTH(x) (((unsigned long)SCM_CAR(x))>>8) | |
54 | #define SCM_LENGTH_MAX (0xffffffL) | |
55 | #define SCM_SETLENGTH(x, v, t) SCM_CAR(x) = ((v)<<8)+(t) | |
56 | #define SCM_SETCHARS SCM_SETCDR | |
57 | #define SCM_CHARS(x) ((char *)(SCM_CDR(x))) | |
58 | #define SCM_UCHARS(x) ((unsigned char *)(SCM_CDR(x))) | |
59 | #define SCM_SLOTS(x) ((SCM *) (* ((SCM *)SCM_CHARS(x) - 1))) | |
60 | #define SCM_SYMBOL_SLOTS 5 | |
61 | #define SCM_SYMBOL_FUNC(X) (SCM_SLOTS(X)[0]) | |
62 | #define SCM_SYMBOL_PROPS(X) (SCM_SLOTS(X)[1]) | |
63 | #define SCM_SYMBOL_HASH(X) (*(unsigned long*)(&SCM_SLOTS(X)[2])) | |
64 | #define SCM_SYMBOL_MULTI_BYTE_SCM_STRINGP(X) (*(unsigned long*)(&SCM_SLOTS(X)[3])) | |
65 | ||
66 | #define SCM_ROSTRINGP(x) ((SCM_TYP7SD(x)==scm_tc7_string) || (SCM_TYP7S(x) == scm_tc7_ssymbol)) | |
67 | #define SCM_ROCHARS(x) ((SCM_TYP7(x) == scm_tc7_substring) \ | |
68 | ? SCM_INUM (SCM_CADR (x)) + SCM_CHARS (SCM_CDDR (x)) \ | |
69 | : SCM_CHARS (x)) | |
70 | #define SCM_ROUCHARS(x) ((SCM_TYP7(x) == scm_tc7_substring) \ | |
71 | ? SCM_INUM (SCM_CADR (x)) + SCM_UCHARS (SCM_CDDR (x)) \ | |
72 | : SCM_UCHARS (x)) | |
73 | #define SCM_ROLENGTH(x) SCM_LENGTH (x) | |
74 | #define SCM_SUBSTRP(x) ((SCM_TYP7S(x) == scm_tc7_substring)) | |
75 | #define SCM_SUBSTR_STR(x) (SCM_CDDR (x)) | |
76 | #define SCM_SUBSTR_OFFSET(x) (SCM_CADR (x)) | |
77 | ||
78 | ||
79 | \f | |
80 | #ifdef __STDC__ | |
81 | extern unsigned long scm_strhash (unsigned char *str, scm_sizet len, unsigned long n); | |
82 | extern SCM scm_sym2vcell (SCM sym, SCM thunk, SCM definep); | |
83 | extern SCM scm_sym2ovcell_soft (SCM sym, SCM obarray); | |
84 | extern SCM scm_sym2ovcell (SCM sym, SCM obarray); | |
85 | extern SCM scm_intern_obarray_soft (char *name, scm_sizet len, SCM obarray, int softness); | |
86 | extern SCM scm_intern_obarray (char *name, scm_sizet len, SCM obarray); | |
87 | extern SCM scm_intern (char *name, scm_sizet len); | |
88 | extern SCM scm_intern0 (char * name); | |
89 | extern SCM scm_sysintern (char *name, SCM val); | |
90 | extern SCM scm_symbol_p(SCM x); | |
91 | extern SCM scm_symbol_to_string(SCM s); | |
92 | extern SCM scm_string_to_symbol(SCM s); | |
93 | extern SCM scm_string_to_obarray_symbol(SCM o, SCM s, SCM softp); | |
94 | extern SCM scm_intern_symbol(SCM o, SCM s); | |
95 | extern SCM scm_unintern_symbol(SCM o, SCM s); | |
96 | extern SCM scm_symbol_binding (SCM o, SCM s); | |
97 | extern SCM scm_symbol_interned_p (SCM o, SCM s); | |
98 | extern SCM scm_symbol_bound_p (SCM o, SCM s); | |
99 | extern SCM scm_symbol_set_x (SCM o, SCM s, SCM v); | |
100 | extern SCM scm_symbol_fref (SCM s); | |
101 | extern SCM scm_symbol_pref (SCM s); | |
102 | extern SCM scm_symbol_fset_x (SCM s, SCM val); | |
103 | extern SCM scm_symbol_pset_x (SCM s, SCM val); | |
104 | extern SCM scm_symbol_hash (SCM s); | |
105 | extern void scm_init_symbols (void); | |
106 | ||
107 | #else /* STDC */ | |
108 | extern unsigned long scm_strhash (); | |
109 | extern SCM scm_sym2vcell (); | |
110 | extern SCM scm_sym2ovcell_soft (); | |
111 | extern SCM scm_sym2ovcell (); | |
112 | extern SCM scm_intern_obarray_soft (); | |
113 | extern SCM scm_intern_obarray (); | |
114 | extern SCM scm_intern (); | |
115 | extern SCM scm_intern0 (); | |
116 | extern SCM scm_sysintern (); | |
117 | extern SCM scm_symbol_p(); | |
118 | extern SCM scm_symbol_to_string(); | |
119 | extern SCM scm_string_to_symbol(); | |
120 | extern SCM scm_string_to_obarray_symbol(); | |
121 | extern SCM scm_intern_symbol(); | |
122 | extern SCM scm_unintern_symbol(); | |
123 | extern SCM scm_symbol_binding (); | |
124 | extern SCM scm_symbol_interned_p (); | |
125 | extern SCM scm_symbol_bound_p (); | |
126 | extern SCM scm_symbol_set_x (); | |
127 | extern SCM scm_symbol_fref (); | |
128 | extern SCM scm_symbol_pref (); | |
129 | extern SCM scm_symbol_fset_x (); | |
130 | extern SCM scm_symbol_pset_x (); | |
131 | extern SCM scm_symbol_hash (); | |
132 | extern void scm_init_symbols (); | |
133 | ||
134 | #endif /* STDC */ | |
135 | ||
136 | ||
137 | ||
138 | ||
139 | ||
140 | ||
141 | #endif /* SYMBOLSH */ |