blob: 70b8f44e1fe45d18f0375ddbe5664ea4a37575e0 (
plain)
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
|
package provide DS9 1.0
######
# Begin autogenerated fickle (version 2.1) routines.
# Although fickle 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/fickle for other details.
######
namespace eval magnifier {
variable yylval
variable yytext {}
variable yyleng 0
variable yyin stdin
variable yyout stdout
variable yy_current_buffer {}
variable yylineno 1
variable index_ 0
variable done_ 0
}
# ECHO copies yytext to the scanner's output if no arguments are
# given. The scanner writes its ECHO output to the yyout global
# (default, stdout), which may be redefined by the user simply by
# assigning it to some other channel.
# -- from the flex(1) man page
proc magnifier::ECHO {{s ""}} {
variable yytext
variable yyout
if {$s == ""} {
puts -nonewline $yyout $yytext
} else {
puts -nonewline $yyout $s
}
}
# YY_FLUSH_BUFFER flushes the scanner's internal buffer so that the
# next time the scanner attempts to match a token, it will first
# refill the buffer using YY_INPUT.
# -- from the flex(1) man page
proc magnifier::YY_FLUSH_BUFFER {} {
variable yy_current_buffer
variable index_
variable done_
set yy_current_buffer ""
set index_ 0
set done_ 0
}
# yyrestart(new_file) may be called to point yyin at the new input
# file. The switch-over to the new file is immediate (any previously
# buffered-up input is lost). Note that calling yyrestart with yyin
# as an argument thus throws away the current input buffer and
# continues scanning the same input file.
# -- from the flex(1) man page
proc magnifier::yyrestart {new_file} {
variable yyin
set yyin $new_file
YY_FLUSH_BUFFER
}
# The nature of how it gets its input can be controlled by defining
# the YY_INPUT macro. YY_INPUT's calling sequence is
# "YY_INPUT(buf,result,max_size)". Its action is to place up to
# max_size characters in the character array buf and return in the
# integer variable result either the number of characters read or the
# constant YY_NULL (0 on Unix systems) to indicate EOF. The default
# YY_INPUT reads from the global file-pointer "yyin".
# -- from the flex(1) man page
proc magnifier::YY_INPUT {buf result max_size} {
variable yyin
upvar $result ret_val
upvar $buf new_data
if {$yyin != ""} {
set new_data [read $yyin $max_size]
set ret_val [string length $new_data]
} else {
set new_data ""
set ret_val 0
}
}
# yy_scan_string sets up input buffers for scanning in-memory
# strings instead of files. Note that switching input sources does
# not change the start condition.
# -- from the flex(1) man page
proc magnifier::yy_scan_string {str} {
variable yy_current_buffer
variable yyin
append yy_current_buffer $str
set yyin ""
}
# unput(c) puts the character c back onto the input stream. It will
# be the next character scanned.
# -- from the flex(1) man page
proc magnifier::unput {c} {
variable yy_current_buffer
variable index_
set s [string range $yy_current_buffer 0 [expr {$index_ - 1}]]
append s $c
set yy_current_buffer [append s [string range $yy_current_buffer $index_ end]]
}
# Returns all but the first n characters of the current token back to
# the input stream, where they will be rescanned when the scanner
# looks for the next match. yytext and yyleng are adjusted
# appropriately.
# -- from the flex(1) man page
proc magnifier::yyless {n} {
variable yy_current_buffer
variable index_
variable yytext
variable yyleng
set s [string range $yy_current_buffer 0 [expr {$index_ - 1}]]
append s [string range $yytext $n end]
set yy_current_buffer [append s [string range $yy_current_buffer $index_ end]]
set yytext [string range $yytext 0 [expr {$n - 1}]]
set yyleng [string length $yytext]
}
# input() reads the next character from the input stream.
# -- from the flex(1) man page
proc magnifier::input {} {
variable yy_current_buffer
variable index_
variable done_
if {[string length $yy_current_buffer] - $index_ < 1024} {
set new_buffer ""
set new_buffer_size 0
if {$done_ == 0} {
YY_INPUT new_buffer new_buffer_size 1024
append yy_current_buffer $new_buffer
if {$new_buffer_size == 0} {
set done_ 1
}
}
if $done_ {
if {[string length $yy_current_buffer] - $index_ == 0} {
return {}
}
}
}
set c [string index $yy_current_buffer $index_]
incr index_
return $c
}
######
# autogenerated yylex function created by fickle
######
# Whenever yylex() is called, it scans tokens from the global input
# file yyin (which defaults to stdin). It continues until it either
# reaches an end-of-file (at which point it returns the value 0) or
# one of its actions executes a return statement.
# -- from the flex(1) man page
proc magnifier::yylex {} {
variable yylval
variable yytext
variable yylineno
variable yyleng
variable yy_current_buffer
variable yy_flex_debug
variable index_
variable done_
variable state_table_
set YES_ 257
set NO_ 258
set ON_ 259
set OFF_ 260
set TRUE_ 261
set FALSE_ 262
set INT_ 263
set REAL_ 264
set STRING_ 265
set COLOR_ 266
set CURSOR_ 267
set REGION_ 268
set ZOOM_ 269
while {1} {
if {[string length $yy_current_buffer] - $index_ < 1024} {
if {$done_ == 0} {
set buffer_size 0
set new_buffer ""
YY_INPUT new_buffer buffer_size 1024
append yy_current_buffer $new_buffer
if {$buffer_size == 0 && \
[string length $yy_current_buffer] - $index_ == 0} {
set done_ 1
}
}
if $done_ {
if {[string length $yy_current_buffer] - $index_ == 0} {
break
}
}
}
set yyleng 0
set matched_rule -1
# rule 0: color
if {[regexp -start $index_ -indices -line -nocase -- {\A(color)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 0
}
# rule 1: cursor
if {[regexp -start $index_ -indices -line -nocase -- {\A(cursor)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 1
}
# rule 2: region
if {[regexp -start $index_ -indices -line -nocase -- {\A(region)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 2
}
# rule 3: zoom
if {[regexp -start $index_ -indices -line -nocase -- {\A(zoom)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 3
}
# rule 4: yes
if {[regexp -start $index_ -indices -line -nocase -- {\A(yes)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 4
}
# rule 5: no
if {[regexp -start $index_ -indices -line -nocase -- {\A(no)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 5
}
# rule 6: on
if {[regexp -start $index_ -indices -line -nocase -- {\A(on)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 6
}
# rule 7: off
if {[regexp -start $index_ -indices -line -nocase -- {\A(off)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 7
}
# rule 8: true
if {[regexp -start $index_ -indices -line -nocase -- {\A(true)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 8
}
# rule 9: false
if {[regexp -start $index_ -indices -line -nocase -- {\A(false)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 9
}
# rule 10: [+-]?{D}+
if {[regexp -start $index_ -indices -line -nocase -- {\A([+-]?([0-9])+)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 10
}
# rule 11: [+-]?{D}+\.?({E})?
if {[regexp -start $index_ -indices -line -nocase -- {\A([+-]?([0-9])+\.?(([Ee][+-]?([0-9])+))?)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 11
}
# rule 12: [+-]?{D}*\.{D}+({E})?
if {[regexp -start $index_ -indices -line -nocase -- {\A([+-]?([0-9])*\.([0-9])+(([Ee][+-]?([0-9])+))?)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 12
}
# rule 13: \"[^\"]*\"
if {[regexp -start $index_ -indices -line -nocase -- {\A(\"[^\"]*\")} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 13
}
# rule 14: \'[^\']*\'
if {[regexp -start $index_ -indices -line -nocase -- {\A(\'[^\']*\')} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 14
}
# rule 15: \{[^\}]*\}
if {[regexp -start $index_ -indices -line -nocase -- {\A(\{[^\}]*\})} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 15
}
# rule 16: \S+\S+
if {[regexp -start $index_ -indices -line -nocase -- {\A(\S+\S+)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 16
}
# rule 17: \s
if {[regexp -start $index_ -indices -line -nocase -- {\A(\s)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 17
}
# rule 18: .
if {[regexp -start $index_ -indices -line -nocase -- {\A(.)} $yy_current_buffer match] > 0 && \
[lindex $match 1] - $index_ + 1 > $yyleng} {
set yytext [string range $yy_current_buffer $index_ [lindex $match 1]]
set yyleng [string length $yytext]
set matched_rule 18
}
if {$matched_rule == -1} {
set yytext [string index $yy_current_buffer $index_]
set yyleng 1
}
incr index_ $yyleng
# workaround for Tcl's circumflex behavior
if {[string index $yytext end] == "\n"} {
set yy_current_buffer [string range $yy_current_buffer $index_ end]
set index_ 0
}
set numlines [expr {[llength [split $yytext "\n"]] - 1}]
switch -- $matched_rule {
0 {
return $COLOR_
}
1 {
return $CURSOR_
}
2 {
return $REGION_
}
3 {
return $ZOOM_
}
4 {
return $YES_
}
5 {
return $NO_
}
6 {
return $ON_
}
7 {
return $OFF_
}
8 {
return $TRUE_
}
9 {
return $FALSE_
}
10 {
set yylval $yytext; return $INT_
}
11 -
12 {
set yylval $yytext; return $REAL_
}
13 {
set yylval [string range $yytext 1 end-1]; return $STRING_
}
14 {
set yylval [string range $yytext 1 end-1]; return $STRING_
}
15 {
set yylval [string range $yytext 1 end-1]; return $STRING_
}
16 {
set yylval $yytext; return $STRING_
}
17 {
# ignore whitespace
}
18 {
set yylval $yytext; return $yylval
}
default
{ puts stderr "unmatched token: $yytext"; exit -1 }
}
incr yylineno $numlines
}
return 0
}
######
# end autogenerated fickle functions
######
|