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0f2d19dd JB |
1 | /* classes: h_files */ |
2 | ||
729dbac3 DH |
3 | #ifndef SCM_SYMBOLS_H |
4 | #define SCM_SYMBOLS_H | |
5 | /* Copyright (C) 1995,1996,1997,1998,2000,2001 Free Software Foundation, Inc. | |
0f2d19dd JB |
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 | |
82892bed JB |
19 | * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
20 | * Boston, MA 02111-1307 USA | |
0f2d19dd JB |
21 | * |
22 | * As a special exception, the Free Software Foundation gives permission | |
23 | * for additional uses of the text contained in its release of GUILE. | |
24 | * | |
25 | * The exception is that, if you link the GUILE library with other files | |
26 | * to produce an executable, this does not by itself cause the | |
27 | * resulting executable to be covered by the GNU General Public License. | |
28 | * Your use of that executable is in no way restricted on account of | |
29 | * linking the GUILE library code into it. | |
30 | * | |
31 | * This exception does not however invalidate any other reasons why | |
32 | * the executable file might be covered by the GNU General Public License. | |
33 | * | |
34 | * This exception applies only to the code released by the | |
35 | * Free Software Foundation under the name GUILE. If you copy | |
36 | * code from other Free Software Foundation releases into a copy of | |
37 | * GUILE, as the General Public License permits, the exception does | |
38 | * not apply to the code that you add in this way. To avoid misleading | |
39 | * anyone as to the status of such modified files, you must delete | |
40 | * this exception notice from them. | |
41 | * | |
42 | * If you write modifications of your own for GUILE, it is your choice | |
43 | * whether to permit this exception to apply to your modifications. | |
82892bed | 44 | * If you do not wish that, delete this exception notice. */ |
d3a6bc94 | 45 | |
0f2d19dd JB |
46 | \f |
47 | ||
b4309c3c | 48 | #include "libguile/__scm.h" |
0f2d19dd JB |
49 | \f |
50 | ||
2d349e67 | 51 | /* SCM_SYMBOL_LENGTH(SYM) is the length of SYM's name in characters, and |
a002f1a2 | 52 | * SCM_SYMBOL_CHARS(SYM) is the address of the first character of SYM's name. |
28b06554 | 53 | */ |
8ce94504 | 54 | |
e51fe79c | 55 | #define SCM_SYMBOLP(x) (SCM_NIMP (x) && (SCM_TYP7 (x) == scm_tc7_symbol)) |
c014a02e | 56 | #define SCM_SYMBOL_LENGTH(x) (((unsigned long) SCM_CELL_WORD_0 (x)) >> 8) |
93778877 | 57 | #define SCM_SET_SYMBOL_LENGTH(s, l) (SCM_SET_CELL_WORD_0 ((s), ((l) << 8) + scm_tc7_symbol)) |
e51fe79c DH |
58 | #define SCM_SYMBOL_CHARS(x) ((char *) (SCM_CELL_WORD_1 (x))) |
59 | #define SCM_SET_SYMBOL_CHARS(s, c) (SCM_SET_CELL_WORD_1 ((s), (c))) | |
c014a02e | 60 | #define SCM_SYMBOL_HASH(X) ((unsigned long) SCM_CELL_WORD_2 (X)) |
e51fe79c | 61 | #define SCM_SET_SYMBOL_HASH(X, v) (SCM_SET_CELL_WORD_2 ((X), (v))) |
3210f49a | 62 | |
729dbac3 DH |
63 | #define SCM_PROP_SLOTS(X) (SCM_CELL_OBJECT_3 (X)) |
64 | #define SCM_SET_PROP_SLOTS(X, v) (SCM_SET_CELL_OBJECT_3 ((X), (v))) | |
65 | #define SCM_SYMBOL_FUNC(X) (SCM_CAR (SCM_CELL_OBJECT_3 (X))) | |
66 | #define SCM_SET_SYMBOL_FUNC(X, v) (SCM_SETCAR (SCM_CELL_OBJECT_3 (X), (v))) | |
67 | #define SCM_SYMBOL_PROPS(X) (SCM_CDR (SCM_CELL_OBJECT_3 (X))) | |
68 | #define SCM_SET_SYMBOL_PROPS(X, v) (SCM_SETCDR (SCM_CELL_OBJECT_3 (X), (v))) | |
0f2d19dd | 69 | |
0f2d19dd | 70 | \f |
0f2d19dd | 71 | |
a4c91488 MD |
72 | #ifdef GUILE_DEBUG |
73 | extern SCM scm_sys_symbols (void); | |
74 | #endif | |
1be6b49c | 75 | extern SCM scm_mem2symbol (const char*, size_t); |
23ade5e7 DH |
76 | extern SCM scm_str2symbol (const char*); |
77 | ||
7866a09b GB |
78 | extern SCM scm_symbol_p (SCM x); |
79 | extern SCM scm_symbol_to_string (SCM s); | |
80 | extern SCM scm_string_to_symbol (SCM s); | |
86d31dfe | 81 | |
7866a09b GB |
82 | extern SCM scm_symbol_fref (SCM s); |
83 | extern SCM scm_symbol_pref (SCM s); | |
84 | extern SCM scm_symbol_fset_x (SCM s, SCM val); | |
85 | extern SCM scm_symbol_pset_x (SCM s, SCM val); | |
86d31dfe | 86 | |
7866a09b | 87 | extern SCM scm_symbol_hash (SCM s); |
5382d876 | 88 | extern SCM scm_gensym (SCM prefix); |
86d31dfe | 89 | |
0c8549d8 | 90 | extern void scm_symbols_prehistory (void); |
7866a09b | 91 | extern void scm_init_symbols (void); |
0f2d19dd | 92 | |
28b06554 DH |
93 | \f |
94 | ||
95 | #if (SCM_DEBUG_DEPRECATED == 0) | |
96 | ||
405aaef9 | 97 | #define SCM_CHARS(x) ((char *) (SCM_CELL_WORD_1 (x))) |
322ac0c5 | 98 | #define SCM_UCHARS(x) ((unsigned char *) (SCM_CELL_WORD_1 (x))) |
92c2555f | 99 | #define SCM_SETCHARS(x, v) (SCM_SET_CELL_WORD_1 ((x), (scm_t_bits) (v))) |
a002f1a2 | 100 | #define SCM_SLOPPY_SUBSTRP(x) (SCM_SUBSTRP (x)) |
a6d9e5ab DH |
101 | #define SCM_SUBSTR_STR(x) (SCM_CDDR (x)) |
102 | #define SCM_SUBSTR_OFFSET(x) (SCM_CADR (x)) | |
5b9eb8ae | 103 | #define SCM_LENGTH_MAX (0xffffffL) |
c014a02e | 104 | #define SCM_LENGTH(x) (((unsigned long) SCM_CELL_WORD_0 (x)) >> 8) |
93778877 | 105 | #define SCM_SETLENGTH(x, v, t) (SCM_SET_CELL_WORD_0 ((x), ((v) << 8) + (t))) |
b24b5e13 DH |
106 | #define SCM_ROSTRINGP(x) (SCM_NIMP(x) && ((SCM_TYP7S(x)==scm_tc7_string) \ |
107 | || (SCM_TYP7(x) == scm_tc7_symbol))) | |
a6d9e5ab | 108 | #define SCM_ROLENGTH(x) SCM_LENGTH (x) |
34f0f2b8 DH |
109 | #define SCM_ROCHARS(x) ((SCM_TYP7 (x) == scm_tc7_substring) \ |
110 | ? (SCM_INUM (SCM_CADR (x)) + SCM_STRING_CHARS (SCM_CDDR (x))) \ | |
111 | : ((SCM_TYP7 (x) == scm_tc7_string) \ | |
112 | ? SCM_STRING_CHARS (x) \ | |
113 | : SCM_SYMBOL_CHARS (x))) | |
114 | #define SCM_ROUCHARS(x) ((SCM_TYP7 (x) == scm_tc7_substring) \ | |
115 | ? (SCM_INUM (SCM_CADR (x)) + SCM_STRING_UCHARS (SCM_CDDR (x))) \ | |
116 | : ((SCM_TYP7 (x) == scm_tc7_string) \ | |
117 | ? SCM_STRING_UCHARS (x) \ | |
e51fe79c | 118 | : (unsigned char *) SCM_SYMBOL_CHARS (x))) |
a6d9e5ab DH |
119 | #define SCM_SUBSTRP(x) (SCM_NIMP (x) && (SCM_TYP7 (x) == scm_tc7_substring)) |
120 | #define SCM_COERCE_SUBSTR(x) SCM_STRING_COERCE_0TERMINATION_X (x) | |
28b06554 DH |
121 | #define scm_strhash(str, len, n) (scm_string_hash ((str), (len)) % (n)) |
122 | ||
123 | #endif /* SCM_DEBUG_DEPRECATED == 0 */ | |
124 | ||
86d31dfe MV |
125 | #if SCM_ENABLE_VCELLS |
126 | ||
127 | extern SCM scm_sym2vcell (SCM sym, SCM thunk, SCM definep); | |
128 | extern SCM scm_sym2ovcell_soft (SCM sym, SCM obarray); | |
129 | extern SCM scm_sym2ovcell (SCM sym, SCM obarray); | |
1be6b49c ML |
130 | extern SCM scm_intern_obarray_soft (const char *name, size_t len, SCM obarray, unsigned int softness); |
131 | extern SCM scm_intern_obarray (const char *name, size_t len, SCM obarray); | |
132 | extern SCM scm_intern (const char *name, size_t len); | |
86d31dfe MV |
133 | extern SCM scm_intern0 (const char *name); |
134 | extern SCM scm_sysintern (const char *name, SCM val); | |
135 | extern SCM scm_sysintern0 (const char *name); | |
136 | extern SCM scm_sysintern0_no_module_lookup (const char *name); | |
137 | extern SCM scm_symbol_value0 (const char *name); | |
138 | ||
139 | extern SCM scm_string_to_obarray_symbol (SCM o, SCM s, SCM softp); | |
140 | extern SCM scm_intern_symbol (SCM o, SCM s); | |
141 | extern SCM scm_unintern_symbol (SCM o, SCM s); | |
142 | extern SCM scm_symbol_binding (SCM o, SCM s); | |
143 | extern SCM scm_symbol_interned_p (SCM o, SCM s); | |
144 | extern SCM scm_symbol_bound_p (SCM o, SCM s); | |
145 | extern SCM scm_symbol_set_x (SCM o, SCM s, SCM v); | |
146 | ||
147 | extern SCM scm_gentemp (SCM prefix, SCM obarray); | |
148 | ||
149 | extern void scm_init_symbols_deprecated (void); | |
150 | ||
151 | #endif /* SCM_ENABLE_VCELLS */ | |
152 | ||
729dbac3 | 153 | #endif /* SCM_SYMBOLS_H */ |
89e00824 ML |
154 | |
155 | /* | |
156 | Local Variables: | |
157 | c-file-style: "gnu" | |
158 | End: | |
159 | */ |