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
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
|
package provide DS9 1.0
######
# Begin autogenerated taccle (version 1.3) routines.
# Although taccle itself is protected by the GNU Public License (GPL)
# all user-supplied functions are protected by their respective
# author's license. See http://mini.net/tcl/taccle for other details.
######
namespace eval zscale {
variable yylval {}
variable table
variable rules
variable token {}
variable yycnt 0
variable yyerr 0
variable save_state 0
namespace export yylex
}
proc zscale::YYABORT {} {
return -code return 1
}
proc zscale::YYACCEPT {} {
return -code return 0
}
proc zscale::YYERROR {} {
variable yyerr
set yyerr 1
}
proc zscale::yyclearin {} {
variable token
variable yycnt
set token {}
incr yycnt -1
}
proc zscale::yyerror {s} {
puts stderr $s
}
proc zscale::setupvalues {stack pointer numsyms} {
upvar 1 1 y
set y {}
for {set i 1} {$i <= $numsyms} {incr i} {
upvar 1 $i y
set y [lindex $stack $pointer]
incr pointer
}
}
proc zscale::unsetupvalues {numsyms} {
for {set i 1} {$i <= $numsyms} {incr i} {
upvar 1 $i y
unset y
}
}
array set zscale::table {
11:265 shift
5:0,target 10
0:266,target 1
9:0 reduce
0:265 reduce
1:270,target 8
2:263 shift
5:265,target 11
0:266 shift
0:267 shift
0:265,target 13
0:268 shift
2:263,target 9
6:0,target 8
0:271 goto
6:265 reduce
0:273 goto
8:265 reduce
6:0 reduce
8:265,target 14
7:0,target 9
12:0 reduce
0:0,target 13
10:0,target 16
0:273,target 5
10:265,target 16
5:272,target 11
8:0,target 14
10:265 reduce
6:265,target 8
7:0 reduce
3:263,target 10
1:263 shift
9:0,target 15
0:271,target 4
1:264 shift
12:0,target 12
3:263 shift
0:0 reduce
1:264,target 7
9:265,target 15
1:270 goto
5:265 reduce
4:0 accept
7:265 reduce
9:265 reduce
1:263,target 6
5:272 goto
8:0 reduce
10:0 reduce
11:265,target 12
0:268,target 3
4:0,target 0
7:265,target 9
0:267,target 2
5:0 reduce
}
array set zscale::rules {
9,l 270
11,l 272
15,l 273
2,l 269
6,l 269
12,l 271
16,l 273
3,l 269
7,l 269
13,l 273
0,l 274
4,l 269
8,l 270
10,l 271
14,l 273
1,l 269
5,l 269
}
array set zscale::rules {
5,dc 1
0,dc 1
12,dc 3
8,dc 1
3,dc 1
15,dc 2
10,dc 1
6,dc 1
1,dc 0
13,dc 0
9,dc 1
4,dc 1
16,dc 2
11,dc 0
7,dc 1
2,dc 1
14,dc 2
}
array set zscale::rules {
13,line 55
7,line 45
10,line 51
4,line 42
1,line 39
15,line 57
9,line 48
12,line 52
6,line 44
3,line 41
14,line 56
8,line 47
11,line 51
5,line 43
2,line 40
16,line 58
11,e 1
}
array set zscale::lr1_table {
0 {{0 0 0} {10 0 0} {12 0 0} {13 {0 265} 0} {14 {0 265} 0} {15 {0 265} 0} {16 {0 265} 0}}
1 {{14 {0 265} 1} {8 {0 265} 0} {9 {0 265} 0}}
2 {{15 {0 265} 1}}
3 {{16 {0 265} 1}}
4 {{0 0 1}}
0,trans {{266 1} {267 2} {268 3} {271 4} {273 5}}
5 {{10 0 1} {12 0 1} {11 265 0}}
1,trans {{263 6} {264 7} {270 8}}
2,trans {{263 9}}
6 {{8 {0 265} 1}}
3,trans {{263 10}}
7 {{9 {0 265} 1}}
4,trans {}
8 {{14 {0 265} 2}}
5,trans {{272 11}}
10 {{16 {0 265} 2}}
9 {{15 {0 265} 2}}
6,trans {}
11 {{12 0 2}}
12 {{12 0 3}}
7,trans {}
8,trans {}
10,trans {}
9,trans {}
11,trans {{265 12}}
12,trans {}
}
array set zscale::token_id_table {
264,line 15
270,t 1
269,t 1
265,title string
274,t 1
261,line 11
257,t 0
270,title {}
269,title {}
273,line 54
257,line 7
262,t 0
274,title {}
270,line 46
269,line 38
259,title ON
260,title OFF
266,t 0
271,t 1
error error
264,title float
266,line 21
error,line 37
268,title LINE
258,t 0
263,line 14
error,title {}
273,title {}
263,t 0
259,line 9
260,line 10
258,title NO
272,line 51
267,t 0
263,title integer
272,t 1
268,line 23
267,title SAMPLE
257 YES_
258 NO_
259,t 0
259 ON_
260 OFF_
260,t 0
272,title {}
261 TRUE_
265,line 17
262 FALSE_
263 INT_
257,title YES
264 REAL_
264,t 0
265 STRING_
262,line 12
266 CONTRAST_
267 SAMPLE_
0,t 0
0 {$}
262,title FALSE
268 LINE_
268,t 0
274,line 59
270 numeric
269 yesno
271 command
error,t 0
272 @PSEUDO1
258,line 8
273,t 1
273 zscale
266,title CONTRAST
274 start'
271,line 50
271,title {}
261,t 0
267,line 22
265,t 0
261,title TRUE
}
proc zscale::yyparse {} {
variable yylval
variable table
variable rules
variable token
variable yycnt
variable lr1_table
variable token_id_table
variable yyerr
variable save_state
set yycnt 0
set state_stack {0}
set value_stack {{}}
set token ""
set accepted 0
set yyerr 0
set save_state 0
while {$accepted == 0} {
set state [lindex $state_stack end]
if {$token == ""} {
set yylval ""
set token [yylex]
set buflval $yylval
if {$token>0} {
incr yycnt
}
}
if {![info exists table($state:$token)] || $yyerr} {
if {!$yyerr} {
set save_state $state
}
# pop off states until error token accepted
while {[llength $state_stack] > 0 && \
![info exists table($state:error)]} {
set state_stack [lrange $state_stack 0 end-1]
set value_stack [lrange $value_stack 0 \
[expr {[llength $state_stack] - 1}]]
set state [lindex $state_stack end]
}
if {[llength $state_stack] == 0} {
set rr { }
if {[info exists lr1_table($save_state,trans)] && [llength $lr1_table($save_state,trans)] >= 1} {
foreach trans $lr1_table($save_state,trans) {
foreach {tok_id nextstate} $trans {
set ss $token_id_table($tok_id,title)
if {$ss != {}} {
append rr "$ss, "
}
}
}
}
set rr [string trimleft $rr { }]
set rr [string trimright $rr {, }]
yyerror "parse error, expecting: $rr"
return 1
}
lappend state_stack [set state $table($state:error,target)]
lappend value_stack {}
# consume tokens until it finds an acceptable one
while {![info exists table($state:$token)]} {
if {$token == 0} {
yyerror "end of file while recovering from error"
return 1
}
set yylval {}
set token [yylex]
set buflval $yylval
}
continue
}
switch -- $table($state:$token) {
shift {
lappend state_stack $table($state:$token,target)
lappend value_stack $buflval
set token ""
}
reduce {
set rule $table($state:$token,target)
set ll $rules($rule,l)
if {[info exists rules($rule,e)]} {
set dc $rules($rule,e)
} else {
set dc $rules($rule,dc)
}
set stackpointer [expr {[llength $state_stack]-$dc}]
setupvalues $value_stack $stackpointer $dc
set _ $1
set yylval [lindex $value_stack end]
switch -- $rule {
1 { set _ 1 }
2 { set _ 1 }
3 { set _ 1 }
4 { set _ 1 }
5 { set _ 0 }
6 { set _ 0 }
7 { set _ 0 }
8 { set _ $1 }
9 { set _ $1 }
11 { global ds9; if {!$ds9(init)} {YYERROR} else {yyclearin; YYACCEPT} }
13 { ProcessCmdSet scale mode zscale ChangeScaleMode }
14 { ProcessCmdSet zscale contrast $2 ChangeZScale }
15 { ProcessCmdSet zscale sample $2 ChangeZScale }
16 { ProcessCmdSet zscale line $2 ChangeZScale }
}
unsetupvalues $dc
# pop off tokens from the stack if normal rule
if {![info exists rules($rule,e)]} {
incr stackpointer -1
set state_stack [lrange $state_stack 0 $stackpointer]
set value_stack [lrange $value_stack 0 $stackpointer]
}
# now do the goto transition
lappend state_stack $table([lindex $state_stack end]:$ll,target)
lappend value_stack $_
}
accept {
set accepted 1
}
goto -
default {
puts stderr "Internal parser error: illegal command $table($state:$token)"
return 2
}
}
}
return 0
}
######
# end autogenerated taccle functions
######
proc zscale::yyerror {msg} {
variable yycnt
variable yy_current_buffer
variable index_
ParserError $msg $yycnt $yy_current_buffer $index_
}
|