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0f2d19dd JB |
1 | /* classes: h_files */ |
2 | ||
3 | #ifndef SYMBOLSH | |
4 | #define SYMBOLSH | |
f2c9fcb0 | 5 | /* Copyright (C) 1995,1996,1997,1998, 2000 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 | |
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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 GB |
45 | |
46 | /* Software engineering face-lift by Greg J. Badros, 11-Dec-1999, | |
47 | gjb@cs.washington.edu, http://www.cs.washington.edu/homes/gjb */ | |
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48 | \f |
49 | ||
b4309c3c | 50 | #include "libguile/__scm.h" |
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51 | \f |
52 | ||
53 | extern int scm_symhash_dim; | |
54 | ||
8ce94504 | 55 | /* SCM_LENGTH(SYM) is the length of SYM's name in characters, and |
28b06554 DH |
56 | * SCM_CHARS(SYM) is the address of the first character of SYM's name. |
57 | */ | |
8ce94504 | 58 | |
28b06554 | 59 | #define SCM_SYMBOLP(x) (SCM_NIMP (x) && (SCM_TYP7 (x) == scm_tc7_symbol)) |
c1aef037 | 60 | #define SCM_SYMBOL_CHARS(x) ((char *) (SCM_CELL_WORD_1 (x))) |
3210f49a DH |
61 | |
62 | #define SCM_LENGTH_MAX (0xffffffL) | |
63 | #define SCM_LENGTH(x) (((unsigned long) SCM_CELL_WORD_0 (x)) >> 8) | |
64 | #define SCM_SETLENGTH(x, v, t) (SCM_SET_CELL_WORD_0 ((x), ((v) << 8) + (t))) | |
65 | ||
66 | #define SCM_CHARS(x) ((char *) (SCM_CELL_WORD_1 (x))) | |
67 | #define SCM_UCHARS(x) ((unsigned char *) (SCM_CELL_WORD_1 (x))) | |
68 | #define SCM_SETCHARS(x, v) (SCM_SET_CELL_WORD_1 ((x), (scm_bits_t) (v))) | |
69 | ||
28b06554 DH |
70 | #define SCM_PROP_SLOTS(X) (SCM_CELL_WORD_3 (X)) |
71 | #define SCM_SET_PROP_SLOTS(X, v) (SCM_SET_CELL_WORD_3 ((X), (v))) | |
72 | #define SCM_SYMBOL_FUNC(X) (SCM_CAR (SCM_CELL_WORD_3 (X))) | |
73 | #define SCM_SET_SYMBOL_FUNC(X, v) (SCM_SETCAR (SCM_CELL_WORD_3 (X), (v))) | |
74 | #define SCM_SYMBOL_PROPS(X) (SCM_CDR (SCM_CELL_WORD_3 (X))) | |
75 | #define SCM_SET_SYMBOL_PROPS(X, v) (SCM_SETCDR (SCM_CELL_WORD_3 (X), (v))) | |
76 | #define SCM_SYMBOL_HASH(X) (SCM_CELL_WORD_2 (X)) | |
77 | #define SCM_SET_SYMBOL_HASH(X, v) (SCM_SET_CELL_WORD_2 ((X), (v))) | |
0f2d19dd | 78 | |
d3a6bc94 | 79 | #define SCM_ROSTRINGP(x) (SCM_NIMP(x) && ((SCM_TYP7S(x)==scm_tc7_string) \ |
28b06554 | 80 | || (SCM_TYP7(x) == scm_tc7_symbol))) |
d3a6bc94 | 81 | #define SCM_ROCHARS(x) ((char *)((SCM_TYP7(x) == scm_tc7_substring) \ |
0f2d19dd | 82 | ? SCM_INUM (SCM_CADR (x)) + SCM_CHARS (SCM_CDDR (x)) \ |
d3a6bc94 | 83 | : SCM_CHARS (x))) |
cfaba30e | 84 | #define SCM_ROUCHARS(x) ((unsigned char *) ((SCM_TYP7(x) == scm_tc7_substring) \ |
c2cb2500 | 85 | ? SCM_INUM (SCM_CADR (x)) + SCM_UCHARS (SCM_CDDR (x))\ |
d3a6bc94 | 86 | : SCM_UCHARS (x))) |
0f2d19dd | 87 | #define SCM_ROLENGTH(x) SCM_LENGTH (x) |
30939477 GB |
88 | #define SCM_SLOPPY_SUBSTRP(x) (SCM_TYP7(x) == scm_tc7_substring) |
89 | #define SCM_SUBSTRP(x) (SCM_NIMP(x) && SCM_SLOPPY_SUBSTRP(x)) | |
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90 | #define SCM_SUBSTR_STR(x) (SCM_CDDR (x)) |
91 | #define SCM_SUBSTR_OFFSET(x) (SCM_CADR (x)) | |
92 | ||
89958ad0 JB |
93 | #define SCM_COERCE_SUBSTR(x) { if (SCM_SUBSTRP (x)) \ |
94 | x = scm_makfromstr (SCM_ROCHARS (x), \ | |
95 | SCM_ROLENGTH (x), 0); } | |
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96 | |
97 | \f | |
0f2d19dd | 98 | |
28b06554 | 99 | extern unsigned long scm_string_hash (const unsigned char *str, scm_sizet len); |
7866a09b GB |
100 | extern SCM scm_sym2vcell (SCM sym, SCM thunk, SCM definep); |
101 | extern SCM scm_sym2ovcell_soft (SCM sym, SCM obarray); | |
102 | extern SCM scm_sym2ovcell (SCM sym, SCM obarray); | |
28b06554 | 103 | extern SCM scm_intern_obarray_soft (const char *name, scm_sizet len, SCM obarray, unsigned int softness); |
7866a09b GB |
104 | extern SCM scm_intern_obarray (const char *name, scm_sizet len, SCM obarray); |
105 | extern SCM scm_intern (const char *name, scm_sizet len); | |
5b99c4a9 | 106 | extern SCM scm_intern0 (const char *name); |
7866a09b GB |
107 | extern SCM scm_sysintern (const char *name, SCM val); |
108 | extern SCM scm_sysintern0 (const char *name); | |
109 | extern SCM scm_sysintern0_no_module_lookup (const char *name); | |
110 | extern SCM scm_symbol_value0 (const char *name); | |
111 | extern SCM scm_symbol_p (SCM x); | |
112 | extern SCM scm_symbol_to_string (SCM s); | |
113 | extern SCM scm_string_to_symbol (SCM s); | |
114 | extern SCM scm_string_to_obarray_symbol (SCM o, SCM s, SCM softp); | |
115 | extern SCM scm_intern_symbol (SCM o, SCM s); | |
116 | extern SCM scm_unintern_symbol (SCM o, SCM s); | |
117 | extern SCM scm_symbol_binding (SCM o, SCM s); | |
118 | extern SCM scm_symbol_interned_p (SCM o, SCM s); | |
119 | extern SCM scm_symbol_bound_p (SCM o, SCM s); | |
120 | extern SCM scm_symbol_set_x (SCM o, SCM s, SCM v); | |
121 | extern SCM scm_symbol_fref (SCM s); | |
122 | extern SCM scm_symbol_pref (SCM s); | |
123 | extern SCM scm_symbol_fset_x (SCM s, SCM val); | |
124 | extern SCM scm_symbol_pset_x (SCM s, SCM val); | |
125 | extern SCM scm_symbol_hash (SCM s); | |
126 | extern SCM scm_builtin_bindings (void); | |
127 | extern SCM scm_builtin_weak_bindings (void); | |
5382d876 MD |
128 | extern SCM scm_gensym (SCM prefix); |
129 | extern SCM scm_gentemp (SCM prefix, SCM obarray); | |
7866a09b | 130 | extern void scm_init_symbols (void); |
0f2d19dd | 131 | |
28b06554 DH |
132 | \f |
133 | ||
134 | #if (SCM_DEBUG_DEPRECATED == 0) | |
135 | ||
136 | #define scm_strhash(str, len, n) (scm_string_hash ((str), (len)) % (n)) | |
137 | ||
138 | #endif /* SCM_DEBUG_DEPRECATED == 0 */ | |
139 | ||
0f2d19dd | 140 | #endif /* SYMBOLSH */ |
89e00824 ML |
141 | |
142 | /* | |
143 | Local Variables: | |
144 | c-file-style: "gnu" | |
145 | End: | |
146 | */ |