1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
|
/*
* Icon configuration.
*/
/*
* System-specific definitions are in define.h, which is loaded first.
*/
/*
* A number of symbols are defined here.
* Some enable or disable certain Icon features, for example:
* NoCoexpr disables co-expressions
* LoadFunc enables dynamic loading
*
* Other definitions may occur for different configurations. These include:
* DeBug debugging code
* MultiThread support for multiple programs under the interpreter
*
* Many definitions reflect remnants of past research projects.
* Changing them to values not used in standard configurations
* may result in an unbuildable or nonfunctioning system.
*/
/*
* If COMPILER is not defined, code for the interpreter is compiled.
*/
#ifndef COMPILER
#define COMPILER 0
#endif
/*
* The following definitions serve to cast common conditionals is
* a positive way, while allowing defaults for the cases that
* occur most frequently. That is, if co-expressions are not supported,
* NoCoexpr is defined in define.h, but if they are supported, no
* definition is needed in define.h; nonetheless subsequent conditionals
* can be cast as #ifdef Coexpr.
*/
#ifndef NoCoexpr
#undef Coexpr
#define Coexpr
#endif /* NoCoexpr */
#ifdef NoCoexpr
#undef MultiThread
#undef EventMon
#undef Eve
#endif /* NoCoexpr */
#if COMPILER
#undef Eve
#undef MultiThread
#undef EventMon
#endif /* COMPILER */
#ifdef Eve
#undef EventMon
#undef MultiThread
#define EventMon
#define MultiThread
#endif /* Eve */
#ifndef NoLargeInts
#undef LargeInts
#define LargeInts
#endif /* NoLargeInts */
#ifdef EventMon
#undef MultiThread
#define MultiThread
#endif /* EventMon */
/*
* Graphics definitions.
*/
#ifdef Graphics
#ifndef XWindows
#ifdef MSWIN
#undef WinGraphics
#define WinGraphics 1
#else /* Graphics */
#define XWindows 1
#endif /* Graphics */
#endif /* XWindows */
#ifndef NoXpmFormat
#ifdef XWindows
#undef HaveXpmFormat
#define HaveXpmFormat
#endif /* XWindows */
#endif /* NoXpmFormat */
#undef LineCodes
#define LineCodes
#undef Polling
#define Polling
#ifndef ICONC_XLIB
#ifdef WinGraphics
#define ICONC_XLIB "-luser32 -lgdi32 -lcomdlg32 -lwinmm"
#else /* WinGraphics */
#define ICONC_XLIB "-L/usr/X11R6/lib -lX11"
#endif /* WinGraphics */
#endif /* ICONC_XLIB */
#endif /* Graphics */
/*
* Data sizes and alignment.
*/
#define WordSize sizeof(word)
#ifndef StackAlign
#define StackAlign 8
#endif /* StackAlign */
/*
* Other defaults.
*/
#ifdef DeBug
#undef DeBugTrans
#undef DeBugLinker
#undef DeBugIconx
#define DeBugTrans
#define DeBugLinker
#define DeBugIconx
#endif /* DeBug */
#ifndef MaxHdr
/*
* Maximum allowable BinaryHeader size.
* WARNING: changing this invalidates old BinaryHeader executables.
*/
#define MaxHdr 8192
#endif /* MaxHdr */
#ifndef MaxPath
#define MaxPath 256
#endif /* MaxPath */
#ifndef SourceSuffix
#define SourceSuffix ".icn"
#endif /* SourceSuffix */
/*
* Representations of directories. LocalDir is the "current working directory".
* SourceDir is where the source file is.
*/
#define LocalDir ""
#define SourceDir (char *)NULL
#ifndef TargetDir
#define TargetDir LocalDir
#endif /* TargetDir */
/*
* Features enabled by default.
*/
#ifndef NoPipes
#define Pipes
#endif /* Pipes */
#ifndef NoKeyboardFncs
#define KeyboardFncs
#endif /* KeyboardFncs */
#ifndef NoReadDirectory
#define ReadDirectory
#endif /* ReadDirectory */
#ifndef NoSysOpt
#define SysOpt
#endif /* SysOpt */
/*
* The following definitions assume ANSI C.
*/
#define Cat(x,y) x##y
#define Lit(x) #x
#define Bell '\a'
/*
* Miscellaney.
*/
#ifndef DiffPtrs
#define DiffPtrs(p1,p2) (word)((p1)-(p2))
#endif /* DiffPtrs */
#ifndef AllocReg
#define AllocReg(n) malloc(n)
#endif /* AllocReg */
#ifndef RttSuffix
#define RttSuffix ".r"
#endif /* RttSuffix */
#ifndef DBSuffix
#define DBSuffix ".db"
#endif /* DBSuffix */
#ifndef PPInit
#define PPInit ""
#endif /* PPInit */
#ifndef PPDirectives
#define PPDirectives {"passthru", PpKeep},
#endif /* PPDirectives */
#ifndef NoSrcColumnInfo
#define SrcColumnInfo
#endif /* NoSrcColumnInfo */
#ifndef ExecSuffix
#define ExecSuffix ""
#endif /* ExecSuffix */
#ifndef CSuffix
#define CSuffix ".c"
#endif /* CSuffix */
#ifndef HSuffix
#define HSuffix ".h"
#endif /* HSuffix */
#ifndef ObjSuffix
#define ObjSuffix ".o"
#endif /* ObjSuffix */
#ifndef LibSuffix
#define LibSuffix ".a"
#endif /* LibSuffix */
#ifndef CComp
#define CComp "cc"
#endif /* CComp */
#ifndef COpts
#define COpts ""
#endif /* COpts */
/*
* Note, size of the hash table is a power of 2:
*/
#define IHSize 128
#define IHasher(x) (((unsigned int)(unsigned long)(x))&(IHSize-1))
#if COMPILER
/*
* Code for the compiler.
*/
#undef MultiThread /* no way -- interpreter only */
#undef EventMon /* presently not supported in the compiler */
#else /* COMPILER */
/*
* Code for the interpreter.
*/
#ifndef IcodeSuffix
#define IcodeSuffix ""
#endif /* IcodeSuffix */
#ifndef IcodeASuffix
#define IcodeASuffix ""
#endif /* IcodeASuffix */
#ifndef U1Suffix
#define U1Suffix ".u1"
#endif /* U1Suffix */
#ifndef U2Suffix
#define U2Suffix ".u2"
#endif /* U2Suffix */
#ifndef USuffix
#define USuffix ".u"
#endif /* USuffix */
#endif /* COMPILER */
/*
* Vsizeof is for use with variable-sized (i.e., indefinite)
* structures containing an array of descriptors declared of size 1
* to avoid compiler warnings associated with 0-sized arrays.
*/
#define Vsizeof(s) (sizeof(s) - sizeof(struct descrip))
/*
* Other sizeof macros:
*
* Wsizeof(x) -- Size of x in words.
* Vwsizeof(x) -- Size of x in words, minus the size of a descriptor. Used
* when structures have a potentially null list of descriptors
* at their end.
*/
#define Wsizeof(x) ((sizeof(x) + sizeof(word) - 1) / sizeof(word))
#define Vwsizeof(x) \
((sizeof(x) - sizeof(struct descrip) + sizeof(word) - 1) / sizeof(word))
|
