ChangeLog 181 KB
Newer Older
1
2
2004-11-29  Alexandre Duret-Lutz  <adl@src.lip6.fr>

3
4
5
6
7
8
9
	* src/tgbaalgos/minimizerun.cc, src/tgbaalgos/minimizerun.hh
	(minimize_run): Rename as ...
	* src/tgbaalgos/reducerun.cc, src/tgbaalgos/reducerun.hh:
	(reduce_run): ... this.
	* src/tgbaalgos/Makefile.am, src/tgbatest/ltl2tgba.cc,
	src/tgbatest/randtgba.cc: Adjust all references.

10
11
12
13
	* src/tgbatest/emptchkr.test: Try degeneralized automata.
	* src/tgbatest/randtgba.cc (main): Pass the correct automaton to
	minimize_run().

14
15
2004-11-28  Alexandre Duret-Lutz  <adl@src.lip6.fr>

16
17
18
19
20
	* src/ltltest/equals.cc (main): Add option -E.
	* src/ltltest/parseerr.test: Use `equals -E' instead of `readltl'
	to check the parsing of erroneous strings without being sensible
	to the ordering for formulae in memory.

21
22
23
	* src/tgbatest/randtgba.cc (to_float): Use strtod() instead of
	strtof() to please Solaris 9.

24
25
26
	* configure.ac (AM_INIT_AUTOMAKE): Use option tar-ustar, we have
	filenames longer than 99 bytes.

27
28
29
30
	* wrap/python/tests/run.in: Do not override PYTHONPATH, just add
	to it.
	Report from Akim Demaille.

31
32
33
	* src/sanity/style.test: Make sure grep supports the options put
	into GREP_OPTIONS.

34
35
36
37
	* wrap/python/tests/run.in: Define DYLD_LIBRARY_PATH so that
	Darwin finds non-installed libraries.
	Report from Akim Demaille.

38
39
	* src/tgbatest/ltl2tgba.cc (syntax): Mention gv04 in help text.

40
41
42
43
44
2004-11-27  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* src/tgbaalgos/minimizerun.cc: Shut up a GCC warning when assert
	are disabled.

45
46
47
48
49
50
51
52
53
54
2004-11-27  Alexandre Duret-Lutz  <adl@src.lip6.fr>
	    Denis Poitrenaud  <Denis.Poitrenaud@lip6.fr>

	* src/tgbaalgos/minimizerun.hh, src/tgbaalgos/minimizerun.cc: New
	files.
	* src/tgbaalgos/Makefile.am (tgbaalgos_HEADERS,
	libtgbaalgos_la_SOURCES): Add them/
	* src/tgbatest/randtgba.cc, src/tgbatest/ltl2tgba.cc: Add option -m.
	* src/tgbatest/emptchkr.test: Use -m.

55
56
57
58
59
60
61
62
63
2004-11-25  Denis Poitrenaud  <Denis.Poitrenaud@lip6.fr>

	* src/tgbaalgos/magic.cc, src/tgbaalgos/magic.hh,
	src/tgbaalgos/se05.cc, src/tgbaalgos/se05.hh,
	src/tgbaalgos/tau03.cc, src/tgbaalgos/tau03opt.hh,
	src/tgbaalgos/tau03opt.cc: Fix comments and debug traces

	* src/tgbatest/randtgba.cc: Adjust names of algorithms.

64
65
2004-11-25  Alexandre Duret-Lutz  <adl@src.lip6.fr>

66
67
	* src/tgbatest/randtgba.cc: Add option -D.

68
69
70
71
72
73
74
75
	* src/tgbaalgos/emptiness.hh (emptiness_check, emptiness_check_result):
	Add the TGBA considered as a protected attribute, and provide an
	automaton() accessor.
	* src/tgbaalgos/gv04.cc, src/tgbaalgos/magic.cc, src/tgbaalgos/se05.cc,
	src/tgbaalgos/tau03.cc, src/tgbaalgos/tau03opt.cc,
	src/tgbaalgos/gtec/ce.cc, src/tgbaalgos/gtec/gtec.cc: Adjust to follow
	this new interface.

76
77
2004-11-24  Alexandre Duret-Lutz  <adl@src.lip6.fr>

78
79
80
81
	* src/tgbaalgos/bfssteps.hh, src/tgbaalgos/bfssteps.cc: Revert
	previous change (bfs_steps_with_path_conditions turned up
	useless), and document bfs_step.

82
83
84
85
	* src/tgbaalgos/bfssteps.hh (bfs_steps_with_path_conditions): New
	class.
	* src/tgbaalgos/bfssteps.cc: Remove includes that are now superfluous.

86
87
88
89
	* src/tgbaalgos/gtec/ce.cc (couvreur99_check_result::accepting_run,
	couvreur99_check_result::accepting_cycle): Rewrite the BFSs using
	the bfs_steps class.

90
91
92
93
94
95
	* src/tgbaalgos/bfssteps.hh, src/tgbaalgos/bfssteps.cc: New files.
	* src/tgbaalgos/Makefile.am (tgbaalgos_HEADERS,
	libtgbaalgos_la_SOURCES): Add them.
	* src/tgbaalgos/gv04.cc (gv04::result::accepting_run): Use
	the new bfs_steps class.

96
97
98
99
100
101
102
2004-11-23  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* src/tgbaalgos/gv04.cc (gv04::result): New struct to compute
	counter examples.
	(gv04:check): Return a gv04::result.

2004-11-23  Denis Poitrenaud  <Denis.Poitrenaud@lip6.fr>
103
104
105

	* src/tgbaalgos/tau03opt.cc: Fix a warning.

106
107
2004-11-22  Alexandre Duret-Lutz  <adl@src.lip6.fr>

108
109
110
111
112
	* src/tgbaalgos/gv04.cc (gv04): Inherit from ec_statistics.
	(gv04::check, gv04::push, gv04::pop): Update the statistics for
	randtgba.
	(gv04::print_stats): Print them here too.

113
114
115
116
117
	* src/tgbaalgos/gtec/gtec.cc (couvreur99_check::check,
	couvreur99_check_shy::check): Compute more statistics for
	randtgba.
	(couvreur99_check::print_stats): Print these here too.

118
119
	* src/sanity/style.test: Allow "'" after ",".

120
121
122
123
124
125
126
127
128
	* src/tgbaalgos/gv04.cc, src/tgbaalgos/gv04.hh: New files, partly
	based on Thomas Martinez's src/tgbaalgos/tarjan_on_fly.cc and
	src/tgbaalgos/tarjan_on_fly.hh former implementation.
	* src/tgbaalgos/Makefile.am (libtgbaalgos_la_SOURCES,
	tgbaalgos_HEADERS): Add them.
	* src/tgbatest/ltl2tgba.cc, src/tgbatest/randtgba.cc: Bind the
	new algorithm.
	* src/tgbatest/emptchk.test: Test it.

129
2004-11-22  Denis Poitrenaud  <Denis.Poitrenaud@lip6.fr>
130
131
132
133
134
135
136
137
138
139
140
141
142
143

	* src/tgbaalgos/emptiness_stats.hh, src/tgbaalgos/weight.cc,
	src/tgbaalgos/weight.hh: New files.
	* src/tgbaalgos/Makefile.am: Add them.
	* src/tgbaalgos/magic.cc, src/tgbaalgos/se05.cc,
	src/tgbaalgos/tau03.cc, src/tgbaalgos/tau03opt.cc,
	src/tgbaalgos/gtec/gtec.cc, src/tgbaalgos/gtec/status.cc,
	src/tgbaalgos/gtec/status.hh, : Add emptiness check statistics
	capability.
	* src/tgbatest/randtgba.cc: Print these statistics.
	* src/tgbatest/ltl2tgba.cc: tau03opt search can deal without acceptance
	condition.
	* src/tgbatest/emptchk.test: Test tau03opt search.

144
145
146
147
148
149
150
151
152
2004-11-19  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* src/tgbaalgos/magic.hh, src/tgbaalgos/magic.cc,
	src/tgbaalgos/se05.hh, src/tgbaalgos/se05.cc,
	src/tgbaalgos/tau03.hh, src/tgbaalgos/tau03.cc,
	src/tgbaalgos/tau03opt.hh, src/tgbaalgos/tau03opt.cc: Fix
	copyright year, and do not include <iterator>.

2004-11-18  Alexandre Duret-Lutz  <adl@src.lip6.fr>
153
154
155
156

	* src/tgbatest/randtgba.cc (main): Add options -z and -Z for statistics.
	(ce_stat): New struct.

157
2004-11-17  Denis Poitrenaud  <Denis.Poitrenaud@lip6.fr>
158
159
160
161
162
163
164
165
166
167

	* src/tgbaalgos/se05.hh, src/tgbaalgos/tau03.hh: Typo.
	* src/tgbaalgos/tau03.cc: Suppress optimisations, the algorithm is now
	the original one.
	* src/tgbaalgos/tau03opt.hh, src/tgbaalgos/tau03opt.cc: New files
	implementing most of all the optimisations of tau03.
	* src/tgbaalgos/Makefile.am: Add them.
	* src/tgbatest/ltl2tgba.cc, src/tgbatest/randtgba.cc: Make them public.
	* src/tgbatest/tba_samples_from_spin.test: Test them.

168
169
2004-11-17  Alexandre Duret-Lutz  <adl@src.lip6.fr>

170
171
172
	* src/tgba/tgba.hh, src/tgbaalgos/ltl2tgba_fm.hh,
	src/tgbaalgos/ltl2tgba_lacim.hh, src/tgbaalgos/stats.hh: Typos.

173
174
175
176
177
178
	* src/tgbatest/Makefile.am (EXTRA_DIST): Distribute the files
	from tba_samples_from_spin.
	* src/tgbatest/tba_samples_from_spin.test: Get these example files
	from $srcdir, for the sake of VPATH builds.
	(light_run): Remove, not needed.

179
180
181
182
183
184
	* src/misc/bareword.hh, src/misc/bddalloc.hh, src/misc/bddlt.hh,
	src/misc/escape.hh, src/misc/freelist.hh, src/misc/hash.hh,
	src/misc/hashfunc.hh, src/misc/minato.hh, src/misc/modgray.hh,
	src/misc/random.hh, src/misc/version.hh, src/tgba/state.hh: More
	Doxygen groups.

185
2004-11-17  Denis Poitrenaud  <Denis.Poitrenaud@lip6.fr>
186
187
188
189
190
191
192
193
194
195

	* src/tgbaalgos/magic.hh: Fix a comment and remove se05 interface.
	* src/tgbaalgos/magic.cc: Fix a comment.
	* src/tgbaalgos/se05.hh: New file.
	* src/tgbaalgos/se05.cc: Fix a comment.
	* src/tgbaalgos/tau03.hh: New file.
	* src/tgbaalgos/tau03.cc: New file.
	* src/tgbaalgos/Makefile.am: Add it.
	* src/tgbatest/ltl2tgba.cc: Add tau03 new emptiness check.
	* src/tgbatest/randtgba.cc: Add tau03 new emptiness check.
196
	* src/tgbatest/emptchkr.test: Fix a comment.
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
	* src/tgbatest/tba_samples_from_spin/explicit1_1.tba,
	src/tgbatest/tba_samples_from_spin/explicit1_2.tba,
	src/tgbatest/tba_samples_from_spin/explicit1_3.tba,
	src/tgbatest/tba_samples_from_spin/explicit1_4.tba,
	src/tgbatest/tba_samples_from_spin/explicit1_5.tba,
	src/tgbatest/tba_samples_from_spin/explicit1_6.tba,
	src/tgbatest/tba_samples_from_spin/explicit1_7.tba,
	src/tgbatest/tba_samples_from_spin/explicit1_8.tba,
	src/tgbatest/tba_samples_from_spin/explicit1_9.tba,
	src/tgbatest/tba_samples_from_spin/explicit2_1.tba,
	src/tgbatest/tba_samples_from_spin/explicit2_2.tba,
	src/tgbatest/tba_samples_from_spin/explicit2_3.tba,
	src/tgbatest/tba_samples_from_spin/explicit2_4.tba,
	src/tgbatest/tba_samples_from_spin/explicit2_5.tba,
	src/tgbatest/tba_samples_from_spin/explicit2_6.tba,
	src/tgbatest/tba_samples_from_spin/explicit2_7.tba,
	src/tgbatest/tba_samples_from_spin/explicit2_8.tba,
	src/tgbatest/tba_samples_from_spin/explicit2_9.tba: New files
	* src/tgbatest/tba_samples_from_spin.test : New test.
	* src/tgbatest/Makefile.am: Add it.

218
219
2004-11-17  Alexandre Duret-Lutz  <adl@src.lip6.fr>

220
221
222
223
224
225
226
227
228
229
230
	* src/tgba/tgba.hh, src/tgbaalgos/dotty.hh,
	src/tgbaalgos/dottydec.hh, src/tgbaalgos/dupexp.hh,
	src/tgbaalgos/emptiness.hh, src/tgbaalgos/lbtt.hh,
	src/tgbaalgos/ltl2tgba_fm.hh, src/tgbaalgos/ltl2tgba_lacim.hh,
	src/tgbaalgos/neverclaim.hh, src/tgbaalgos/powerset.hh,
	src/tgbaalgos/projrun.hh, src/tgbaalgos/randomgraph.hh,
	src/tgbaalgos/reachiter.hh, src/tgbaalgos/reductgba_sim.hh,
	src/tgbaalgos/replayrun.hh, src/tgbaalgos/rundotdec.hh
	src/tgbaalgos/save.hh, src/tgbaalgos/stats.hh,
	src/tgbaparse/public.hh: Add Doxygen groups for TGBA algorithms.

231
232
233
234
235
236
237
238
239
240
241
242
243
	* src/ltlast/atomic_prop.hh, src/ltlast/binop.hh,
	src/ltlast/constant.hh, src/ltlast/formula.hh,
	src/ltlast/multop.hh, src/ltlast/refformula.hh,
	src/ltlast/unop.hh, src/ltlast/visitor.hh, src/ltlenv/declenv.hh,
	src/ltlenv/defaultenv.hh, src/ltlenv/environment.hh,
	src/ltlparse/public.hh, src/ltlvisit/apcollect.hh,
	src/ltlvisit/basicreduce.hh, src/ltlvisit/clone.hh,
	src/ltlvisit/destroy.hh, src/ltlvisit/dotty.hh,
	src/ltlvisit/dump.hh, src/ltlvisit/length.hh,
	src/ltlvisit/lunabbrev.hh, src/ltlvisit/nenoform.hh: Add Doxygen
	groups for LTL algorithms and types.
	* doc/Makefile.am (fast-doc): New target.

244
245
246
	* src/misc/hashfunc.hh: Include cstddef to define size_t, and guard
	the file for multiple inclusions.

247
248
249
250
251
252
253
254
255
256
257
258
259
	* src/tgba/bdddict.hh, src/tgba/state.hh, src/tgba/statebdd.hh,
	src/tgba/succiter.hh, src/tgba/succiterconcrete.hh,
	src/tgba/tgba.hh, src/tgba/tgbabddconcrete.hh,
	src/tgba/tgbabddconcreteproduct.hh, src/tgba/tgbaexplicit.hh,
	src/tgba/tgbaproduct.hh, src/tgba/tgbareduc.hh,
	src/tgba/tgbatba.hh, src/tgbaalgos/emptiness.hh,
	src/tgbaalgos/magic.hh, src/tgbaalgos/replayrun.hh,
	src/tgbaalgos/gtec/gtec.hh, iface/gspn/ssp.hh: Introduce Doxygen
	groups in the documentation.  Presently this only covers the
	tgba/ directory, and the emptiness-check algorithms.
	* doc/Doxyfile.in (EXCLUDE_PATTERNS): Skip Bison-generated files
	in src/evtgbaparse/.

260
261
2004-11-16  Alexandre Duret-Lutz  <adl@src.lip6.fr>

262
263
264
265
266
267
268
269
270
271
272
273
274
	* src/tgba/tgbatba.hh (tgba_sba_proxy): New class, with the
	functionality of the old tgba_tba_proxy.
	* src/tgba/tgbatba.cc (tgba_tba_proxy_succ_iterator,
	tgba_tba_proxy): Rewrite to produce TBA with at most N copies of
	each state, skipping the `bddtrue' stage now used only in
	tgba_sba_proxy.  Doing so removes approximately 6% of states in
	the degeneralized tests of spotlbtt.test.
	(tgba_sba_proxy): Implement it.
	* src/tgbaalgos/neverclaim.hh, src/tgbaalgos/neverclaim.cc: Adjust
	to take a tgba_sba_proxy.
	* src/tgbatest/ltl2tgba.cc: Add option -DS and adjust call to
	never_claim_reachable().

275
276
277
	* src/tgba/tgbatba.cc (state_tba_proxy::hash): Use wang32_hash.
	* src/tgba/tgbaproduct.cc (state_product::hash): Likewise.

278
279
280
281
282
	* src/misc/hashfunc.hh (wang32_hash): New file and function,
	extracted from...
	* src/evtgba/product.cc (evtgba_product_state::hash): ... here.
	* src/misc/Makefile.am (misc_HEADERS): Add hashfunc.hh.

283
2004-11-15  Alexandre Duret-Lutz  <adl@src.lip6.fr>
284
285
286
287
288
289
290

	* src/tgbatest/ltl2tgba.cc (main): For non-generalized emptiness
	check, degeneralize the automaton only if it has too much
	acceptance conditions.  This makes it easier to reproduce runs
	of randtgba.
	* src/tgbatest/emptchk.test: Adjust.

291
2004-11-15  Denis Poitrenaud  <Denis.Poitrenaud@lip6.fr>
292
293
294
295
296

	* src/tgbaalgos/magic.cc: Fix a stupid bug.
	* src/tgbaalgos/se05.cc: Fix the same bug.
	* src/tgbatest/Makefile.am: Signify that emptchkr.test pass.

297
298
2004-11-15  Alexandre Duret-Lutz  <adl@src.lip6.fr>

299
300
301
302
	* tgbatest/randtgba.cc: Add options -e and -r.
	* tgbatest/emptchkr.test: New file.
	* src/tgbatest/Makefile.am (TESTS, XFAIL_TESTS): Add emptchkr.test.

303
304
305
	* src/tgbaalgos/replayrun.cc (replay_tgba_run): Fix a memory leak
	if debug==false.

306
307
308
309
	* src/tgbaalgos/randomgraph.cc (random_graph): Do declare all the
	acceptance conditions in the produced automaton, in case they are
	not actually used.

310
311
312
	* src/tgbaalgos/replayrun.cc (replay_tgba_run): Write to the
	supplied stream, not std::cout.

313
2004-11-15  Denis Poitrenaud  <Denis.Poitrenaud@lip6.fr>
314
315
316
317
318
319
320
321

	* src/tgbaalgos/magic.cc: Add a bit state hashing version.
	* src/tgbaalgos/se05.cc: Add a bit state hashing version.
	* src/tgbaalgos/magic.hh: Make them public.
	* src/tgbatest/ltl2tgba.cc: Add the two new emptiness checks.
	* src/tgbatest/emptchk.test: Incorporate tests of src/tgbatest/dfs.test.
	* src/tgbatest/dfs.test: Introduce new characteristic explicit tests.

322
323
324
325
326
327
328
2004-11-14  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* wrap/python/cgi/ltl2tgba.in: Add options to check the produced
	automata for emptiness, using the existing algorithms.
	* wrap/python/spot.i: Declare spot::explicit_magic_search,
	and spot::explicit_se05_search as allocating their output.

329
330
2004-11-12  Alexandre Duret-Lutz  <adl@src.lip6.fr>

331
332
333
334
	* configure.ac: Check for srand48 and drand48.
	* src/misc/random.cc (srand, drand): Use srand48 and drand48 if
	available.

335
336
337
338
339
340
341
342
	* src/tgbaalgos/randomgraph.cc, src/tgbaalgos/randomgraph.hh: New files.
	* src/tgbaalgos/Makefile.am (tgbaalgos_HEADERS)
	(libtgbaalgos_la_SOURCES): Add them.
	* src/tgba/tgbaexplicit.hh (tgba_explicit::add_state): Make it public.
	* src/tgbatest/randtgba.cc: New file.
	* src/tgbatest/Makefile.am (noinst_PROGRAMS, readsave_SOURCES): Add it.
	* src/tgbatest/readsave.test: Check a random graph.

343
344
345
	* misc/random.cc, misc/random.hh: New files.
	* src/misc/Makefile.am (misc_HEADERS, libmisc_la_SOURCES): Add them.

346
347
2004-11-10  Alexandre Duret-Lutz  <adl@src.lip6.fr>

348
349
350
	* src/evtgbaparse/public.hh (evtgba_parse): Fix doxygen comments.
	* src/tgbaalgos/projrun.hh (project_tgba_run): Likewise.

351
352
	* src/tgbaalgos/emptiness.hh (print_tgba_run): Document it.

353
354
355
356
357
358
359
	* src/tgbaalgos/replayrun.hh,
	src/tgbaalgos/replayrun.cc (replay_tgba_run): Take a `debug'
	option to decide whether the output should look like that of
	print_tgba_run() or a complete debug trace.
	* src/tgbatest/ltl2tgba.cc (main): Call replay_tgba_run() with
	debug=true.

360
361
362
363
364
	* iface/gspn/ltlgspn.cc (main): Adjust to recent changes to
	src/tgbaalgos/magic.cc, call explicit_magic_search() instead of
	building a spot::magic_search.
	* iface/gspn/udcseltl.test: Adjust to new output of print_tgba_run().

365
366
2004-11-09  Alexandre Duret-Lutz  <adl@src.lip6.fr>

367
368
369
	* src/tgbatest/Makefile.am (TESTS): Remove non-existing magic.test
	and se05.test.

370
371
372
	* src/tgbatest/ltl2tgba.cc (syntax): Fix old typos and reword
	some help strings.

373
2004-11-09  Denis Poitrenaud  <Denis.Poitrenaud@lip6.fr>
374
375
376
377
378
379
380
381
382
383
384
385

	* src/tgbaalgos/magic.cc: rewrite to externalize the heap and
	prepare it to a bit state hashing version.
	* src/tgbaalgos/magic.hh: adapt to the new interface of
	magic_search and se05_search.
	* src/tgbaalgos/se05.cc: new file.
	* src/tgbaalgos/Makefile.am: Add it.
	* src/tgbatest/ltl2tgba.cc: Add new emptiness check.
	* src/tgbatest/emptchk.test: more tests.
	* src/tgbatest/dfs.test: new file.
	* src/tgbatest/Makefile.am: Add it.

386
387
388
389
390
2004-11-09  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* src/tgbaalgos/emptiness.cc (print_tgba_run): Output the
	labels as formulae rather than bdd sets.

391
392
2004-11-08  Alexandre Duret-Lutz  <adl@src.lip6.fr>

393
394
395
396
397
398
399
	* src/tgbaalgos/gtec/ce.cc (couvreur99_check_result::accepting_path):
	Rewrite as ...
	(couvreur99_check_result::accepting_cycle): ... this less complex
	implementation.
	(couvreur99_check_result::complete_cycle): Delete.
	* src/tgbatest/emptchke.test: More explicit examples.

400
401
402
	* src/tgbaalgos/replayrun.cc (replay_tgba_run): Do not leak
	the initial state when no valid outgoing transition is found.

403
404
405
406
407
	* src/tgbaparse/tgbaparse.yy: Add `%destructor's so the parser
	does not leak on errors.
	* src/tgbatest/ltl2tgba.cc: Free the automata if it could not be
	fully parsed.

408
409
410
	* src/tgbaalgos/gtec/ce.cc (couvreur99_check_result::accepting_run):
	Remove spurious FIXME.

411
412
2004-11-05  Alexandre Duret-Lutz  <adl@src.lip6.fr>

413
414
415
416
	* src/evtgbaalgos/save.cc (save_bfs::output_acc_set): Sort
	acceptance conditions in the output.
	* src/evtgbatest/readsave.test, src/evtgbatest/product.test: Adjust.

417
418
419
	* src/tgbaalgos/rundotdec.cc (tgba_run_dotty_decorator::link_decl):
	Typo.

420
421
2004-11-04  Alexandre Duret-Lutz  <adl@src.lip6.fr>

422
423
424
	* src/tgbaalgos/neverclaim.cc (never_claim_bfs::process_link):
	Adjust prototype.

425
426
427
428
	* src/tgba/tgba.hh, src/tgba/tgba.cc
	(tgba::number_of_acceptance_conditions): New method.
	* src/tgbaalgos/lbtt.cc (lbtt_bfs::lbtt_bfs): Use it.

429
430
431
432
	* wrap/python/spot.i: Generate bindings for tgbaalgos/dottydec.hh,
	tgbaalgos/emptiness.hh, tgbaalgos/gtec/gtec.hh, and
	tgbaalgos/rundotdec.hh.

433
434
	* src/tgbaalgos/lbtt.cc (lbtt_bfs::process_link): Adjust prototype.

435
436
2004-11-03  Alexandre Duret-Lutz  <adl@src.lip6.fr>

437
438
439
440
441
442
443
444
445
446
	* src/tgbaalgos/dottydec.cc, src/tgbaalgos/dottydec.hh,
	src/tgbaalgos/rundotdec.cc, src/tgbaalgos/rundotdec.hh: New files.
	* src/tgbaalgos/Makefile.am (tgbaalgos_HEADERS,
	libtgbaalgos_la_SOURCES): Add them.
	* src/tgbaalgos/dotty.hh (dotty_reachable): Take a dotty_decorator
	as third parameter.
	* src/tgbaalgos/dotty.cc (dotty_bfs::process_state,
	dotty_bfs::process_link): Use the decorator.
	* src/tgbatest/ltl2tgba.cc: Graph the accepting run if the -g option
	is given.
447
	* src/tgbatest/emptchk.test: Exercise -g.
448

449
450
	* src/tgbaalgos/replayrun.cc (replay_tgba_run): Add missing std::endl.

451
452
453
454
455
456
457
458
459
460
461
462
463
464
	* tgbaalgos/reachiter.hh, tgbaalgos/reachiter.cc
	(tgba_reachable_iterator::process_link): Take the state* as arguments
	in addition to the state numbers.
	* src/tgba/tgbaexplicit.hh, src/tgba/tgbaexplicit.cc
	(tgba_explicit::copy_acceptance_conditions_of): New method.
	* tgbaalgos/dupexp.cc (dupexp_iter::dupexp_iter): Call
	copy_acceptance_conditions_of.
	(dupexp_iter::process_state, duplex_iter::declare_state,
	dupexp_iter::name_): Remove.
	(dupexp_iter::process_link): Adjust prototype, and format
	the state here rather than in process_state.
	* tgbaalgos/stats.cc, tgbaalgos/dotty.cc: Adjust prototype
	of process_link.

465
466
2004-11-02  Alexandre Duret-Lutz  <adl@src.lip6.fr>

467
468
	* src/ltlvisit/reduce.hh (is_eventual, is_universal): More doc.

469
470
471
472
473
	* src/tgbaalgos/projrun.hh, src/tgbaalgos/projrun.cc: New files.
	* src/tgbaalgos/Makefile.am (tgbaalgos_HEADERS,
	libtgbaalgos_la_SOURCES): Add them.
	* iface/gspn/ltlgspn.cc (main): Call project_tgba_run if -P.

474
475
476
477
478
479
480
	* src/tgbaalgos/emptiness.cc,
	src/tgbaalgos/emptiness.hh (print_tgba_run): Take the tgba*
	argument before the tgba_run* argument (for consistency with
	replay_tgba_run).
	* src/tgbatest/ltl2tgba.cc, iface/gspn/ltlgspn.cc: Adjust
	calls to print_tgba_run().

481
482
	* src/ltlast/formula.hh (ltl::formula::~formula): Make it protected.

483
484
2004-10-29  Alexandre Duret-Lutz  <adl@src.lip6.fr>

485
486
487
488
489
490
491
492
493
494
495
496
	A tgba can now annotate a transition (i.e., the position of a
	tgba_succ_iterator) with some string.  This comes handy to
	associate that transition to its high-level name.
	* src/tgba/tgba.hh, src/tgba/tgba.cc (tgba::transition_annotation):
	New method.
	* src/tgba/tgbaproduct.hh, src/tgba/tgbaproduct.cc
	(tgba_product::transition_annotation): Implement it.
	* src/tgba/tgbatba.hh, src/tgba/tgbatba.cc
	(tgba_tba_proxy::transition_annotation): Likewise.
	* src/tgbaalgos/replayrun.cc (print_annotation): New function.
	(replay_tgba_run): Use it.

497
498
499
500
	* src/tgbaalgos/gtec/gtec.cc,
	src/tgbaalgos/gtec/gtec.hh (couvreur99_check::print_stats): New.
	* src/tgbatest/ltl2tgba.cc: Print emptiness-check statistics.

501
502
503
504
505
506
	* src/sanity/style.test: Diagnose superfluous constructs such
	as `if (x) delete x;'.
	* iface/gspn/gspn.cc, iface/gspn/ssp.cc, src/ltlvisit/basicreduce.cc,
	src/tgba/tgba.cc, src/tgba/tgbaproduct.cc, src/tgbaalgos/magic.cc,
	src/tgbatest/ltl2tgba.cc: Remove such constructs.

507
508
509
510
	* src/tgbatest/ltl2tgba.cc: Replace -e, -E, -m, -M, and -n by
	-eALGO and -EALGO to ease the addition of new algorithms.
	* src/tgbatest/emptchk.test, src/tgbatest/emptchke.test: Adjust.

511
512
513
	* src/misc/version.cc: Fix trailing whitespace.
	* src/sanity/style.test: Diagnose trailing whitespace.

514
515
516
517
	* src/tgbatest/ltl2tgba.cc: Fix lines longer than 80 chars.
	* src/sanity/80columns.test: Use expand to untabify, the previous
	recipe was incomplete.

518
519
	* src/tgbaalgos/replayrun.cc (replay_tgba_run): Note duplicate states.

520
521
522
	* src/tgbaalgos/replayrun.cc (replay_tgba_run): Verify the run is
	accepting.

523
524
525
	* src/tgbaalgos/gtec/ce.cc (couvreur99_check_result::accepting_path):
	Initialize best_end to remove a spurious warning.

526
527
528
529
530
531
532
533
534
535
	* src/tgbaalgos/gtec/ce.cc (couvreur99_check_result::accepting_run,
	couvreur99_check_result::complete_cycle,
	couvreur99_check_result::accepting_path): Record conditions and
	acceptance conditions in the accepting run.  Simplify the
	todo BFS stack for accepting_run and complete_cycle.
	* src/tgbatest/ltl2tgba.cc (main): Do use replay_tgba_run
	now everything works.
	* src/tgbaalgos/replayrun.cc (replay_tgba_run): Be more verbose
	when an outgoing transition is not found.

536
537
2004-10-28  Alexandre Duret-Lutz  <adl@src.lip6.fr>

538
539
540
541
	* src/tgbaalgos/magic.hh, src/tgbaalgos/magic.cc (magic_search):
	Record the acceptance conditions in the accepting run.
	* src/tgbaalgos/replayrun.cc (replay_tgba_run): Fix logic.

542
543
544
545
546
547
548
549
550
	* src/tgbaalgos/replayrun.cc, src/tgbaalgos/replayrun.hh: New files.
	Cannot test them because the run returned by the emptiness checks
	are currently incomplete (they lack the acceptance conditions, and
	sometimes even the labels in the prefix).
	* src/tgbaalgos/Makefile.am (tgbaalgos_HEADERS,
	libtgbaalgos_la_SOURCES): Add them.
	* src/tgbatest/ltl2tgba.cc (main): Prepare to use replay_tgba_run
	when the emptiness checks are fixed.

551
552
2004-10-27  Alexandre Duret-Lutz  <adl@src.lip6.fr>

553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
	Introduce an emptiness-check interface, and modify the existing
	algorithms to conform to it, uniformly.  This will unfortunately
	break third-party code that were using these algorithms.
	* src/tgbaalgos/emptiness.cc, src/tgbaalgos/emptiness.hh: New files.
	* src/tgbaalgos/Makefile.am: New files.
	* src/tgbaalgos/magic.cc, src/tgbaalgos/magic.hh: Adjust to
	conform to the new emptiness-check interface.
	* src/tgbaalgos/gtec/ce.cc, src/tgbaalgos/gtec/ce.hh,
	src/tgbaalgos/gtec/gtec.cc, src/tgbaalgos/gtec/gtec.hh,
	src/tgbaalgos/gtec/status.cc, src/tgbaalgos/gtec/status.hh:
	Likewise.  The classes have been renamed are as following
	  emptiness_check -> couvreur99_check
	  emptiness_check_shy -> couvreur99_check_shy
          emptiness_check_status -> couvreur99_check_status
	  counter_example -> couvreur99_check_result
	* src/tgbatest/ltl2tgba.cc, iface/gspn/ltlgspn.cc, iface/gspn/ssp.hh,
	iface/gspn/ssp.cc: Adjust to renaming and new interface.

571
572
573
574
575
576
577
578
579
	* src/evtgbaalgos/tgba2evtgba.cc, src/evtgbaalgos/tgba2evtgba.hh:
	New files.
	* src/evtgbaalgos/Makefile.am (evtgbaalgos_HEADERS,
	libevtgbaalgos_la_SOURCES): Add them.
	* src/evtgbatest/ltl2evtgba.cc, src/evtgbatest/ltl2evtgba.test:
	New files.
	* src/evtgbatest/Makefile.am (check_PROGRAMS, TESTS): Add them.
	(ltl2evtgba_SOURCES): New variable.

580
581
582
	* src/tgbaalgos/ltl2tgba_fm.cc (ltl_to_tgba_fm): Do not assert
	that the true state has only one link when unobs is used.

583
584
585
586
2004-10-23  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* src/evtgbatest/Makefile.am (CLEANFILES): New variable.

587
588
2004-10-22  Alexandre Duret-Lutz  <adl@src.lip6.fr>

589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
	Preliminary support for Event-based GBA.
	* src/evtgba/Makefile.am, src/evtgba/evtgba.cc,
	src/evtgba/evtgba.hh, src/evtgba/evtgbaiter.hh,
	src/evtgba/explicit.cc, src/evtgba/explicit.hh,
	src/evtgba/product.cc, src/evtgba/product.hh,
	src/evtgba/symbol.cc, src/evtgba/symbol.hh,
	src/evtgbaalgos/Makefile.am, src/evtgbaalgos/dotty.cc,
	src/evtgbaalgos/dotty.hh, src/evtgbaalgos/reachiter.cc,
	src/evtgbaalgos/reachiter.hh, src/evtgbaalgos/save.cc,
	src/evtgbaalgos/save.hh, src/evtgbaparse/Makefile.am,
	src/evtgbaparse/evtgbaparse.yy, src/evtgbaparse/evtgbascan.ll,
	src/evtgbaparse/fmterror.cc, src/evtgbaparse/parsedecl.hh,
	src/evtgbaparse/public.hh, src/evtgbatest/Makefile.am,
	src/evtgbatest/defs.in, src/evtgbatest/explicit.cc,
	src/evtgbatest/explicit.test, src/evtgbatest/product.cc,
	src/evtgbatest/product.test, src/evtgbatest/readsave.cc,
	src/evtgbatest/readsave.test: New files.
	* configure.ac: Create the Makefiles in these new subdirectories.
	* src/Makefile.am: Recurse them.

609
610
611
	* src/misc/bareword.hh, src/misc/bareword.cc (quote_unless_bare_word):
	New function.

612
613
614
	* src/ltlvisit/tostring.cc (to_spin_string_visitor): Move to
	anonymous namespace.

615
616
617
618
2004-10-21  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* wrap/python/Makefile.am (_spot_la_SOURCES): Add spot_wrap.h.

619
620
2004-10-20  Alexandre Duret-Lutz  <adl@src.lip6.fr>

621
622
623
	* src/misc/modgray.hh (loopless_modular_mixed_radix_gray_code::done,
	loopless_modular_mixed_radix_gray_code::last): Declare as const.

624
625
626
	* src/misc/bareword.hh, src/misc/bareword.cc: New files.
	* src/misc/Makefile.am (libmisc_la_SOURCES, misc_HEADERS): Add them.

627
628
629
630
631
632
	* src/misc/modgray.hh, src/misc/modgray.cc: New files.
	* src/misc/Makefile.am (libmisc_la_SOURCES, misc_HEADERS): Add them.
	* wrap/python/spot.i: Activate directors, and interface modgray.hh.
	* wrap/python/tests/modgray.py: New file.
	* wrap/python/tests/Makefile.am (TESTS): Add it.

633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
2004-10-18  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* iface/gspn/gspn.cc, src/ltlvisit/basicreduce.cc,
	src/ltlvisit/destroy.cc, src/ltlvisit/dotty.cc,
	src/ltlvisit/dump.cc, src/ltlvisit/length.cc,
	src/ltlvisit/nenoform.cc, src/ltlvisit/reduce.cc,
	src/ltlvisit/syntimpl.cc, src/ltlvisit/tostring.cc,
	src/tgba/formula2bdd.cc, src/tgba/tgbabddconcreteproduct.cc,
	src/tgba/tgbatba.cc, src/tgbaalgos/dotty.cc,
	src/tgbaalgos/dupexp.cc, src/tgbaalgos/lbtt.cc,
	src/tgbaalgos/ltl2tgba_lacim.cc, src/tgbaalgos/neverclaim.cc,
	src/tgbaalgos/save.cc, src/tgbaalgos/stats.cc,
	src/tgbaalgos/gtec/nsheap.cc, src/tgbaalgos/gtec/nsheap.hh:
	Declare private classes and helper function in anonymous namespaces.
	* HACKING, src/sanity/style.test: Document and check this.
	Also check for trailing { after namespace or class.
	* src/ltlast/predecl.hh, src/ltlast/visitor.hh,
	src/tgba/tgbareduc.hh: Fix trailing {.

652
653
2004-10-15  Alexandre Duret-Lutz  <adl@src.lip6.fr>

654
655
	* src/tgbaalgos/gtec/ce.cc: Reinstall change from 2004-09-21.

656
657
658
659
660
661
662
663
664
665
666
667
668
669
	Back out all Thomas's changes on emptiness checks since
	2004-08-23.  Some of these will need to be reintegrated more
	slowly and cleanly.

	* src/tgbaalgos/Makefile.am, src/tgbaalgos/gtec/ce.cc,
	src/tgbaalgos/gtec/ce.hh, src/tgbatest/Makefile.am,
	src/tgbatest/emptchk.test, src/tgbatest/ltl2tgba.cc: Revert.
	* src/tgbaalgos/colordfs.cc, src/tgbaalgos/colordfs.hh,
	src/tgbaalgos/minimalce.cc, src/tgbaalgos/minimalce.hh,
	src/tgbaalgos/nesteddfs.cc, src/tgbaalgos/nesteddfs.hh,
	src/tgbaalgos/nesteddfsgen.cc, src/tgbaalgos/nesteddfsgen.hh,
	src/tgbaalgos/tarjan_on_fly.cc, src/tgbaalgos/tarjan_on_fly.hh:
	Delete.

670
671
2004-10-14  Alexandre Duret-Lutz  <adl@src.lip6.fr>

672
673
674
	* src/ltltest/reduc.test: Do source ./defs.  Revert mistaken
	change from 2004-09-13.

675
676
	* src/tgbatest/explicit.test: Typo.

677
678
2004-10-13  Alexandre Duret-Lutz  <adl@src.lip6.fr>

679
680
681
682
683
684
685
686
687
688
689
	The computation of the counter example fails the valgrind tests
	and is wrong into two ways: the search stack is generally not a
	path, and does not run until the end of the STL container.
	Remove it.
	* src/tgbaalgos/tarjan_on_fly.cc, src/tgbaalgos/tarjan_on_fly.hh
	(tarjan_on_fly): Do not inherit from the emptiness_search class,
	because the check method will no longer return a counter example.
	(tarjan_on_fly::check): Return only a boolean.
	(tarjan_on_fly::build_counter): Delete.
	* src/tgbatest/ltl2tgba.cc: Adjust.

690
691
692
693
694
	* src/tgba/tgbaexplicit.cc (tgba_explicit_succ_iterator::current_state,
	tgba_explicit_succ_iterator::current_condition,
	tgba_explicit_succ_iterator::current_accepting_conditions): Assert
	the iteration is not finished.

695
696
697
698
2004-10-12  Alexandre Duret-Lutz  <adl@gnu.org>

	* wrap/python/tests/run.in: Typo.  From Akim Demaille.

699
700
701
702
703
2004-10-11  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* configure.ac: Empty CFLAGS and CXXFLAGS.
	* m4/debug.m4: Update CXXFLAGS too.

704
705
706
707
2004-10-08  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* doc/Doxyfile.in: Upgrade to Doxygen 1.3.9.

708
709
710
711
712
2004-09-27  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* src/sanity/style.test: Suggest using "x->y", not "(*x).y".
	* src/tgbaalgos/tarjan_on_fly.cc: Fix.

713
714
2004-09-23  Alexandre Duret-Lutz  <adl@src.lip6.fr>

715
716
717
718
719
720
	* src/sanity/style.test: Suggest ++i over i++ when it does not
	matter, for consistency.
	* src/tgbaalgos/tarjan_on_fly.cc, iface/gspn/ssp.cc,
	src/tgbaalgos/reductgba_sim_del.cc, src/tgbaalgos/reductgba_sim.cc,
	src/tgbaalgos/minimalce.cc, src/tgba/tgbareduc.cc: Adjust.

721
722
723
724
	* src/tgbaalgos/ltl2tgba_fm.hh (ltl_to_tgba_fm): New unobs argument.
	* src/tgbaalgos/ltl2tgba_fm.cc (ltl_to_tgba_fm): Handle unobs.
	* src/tgbatest/ltl2tgba.cc (syntax, main): New -U option.

725
726
2004-09-21  Alexandre Duret-Lutz  <adl@src.lip6.fr>

727
728
729
730
731
	* src/tgbaalgos/colordfs.hh, src/tgbaalgos/minimalce.cc,
	src/tgbaalgos/minimalce.hh, src/tgbaalgos/nesteddfs.hh,
	src/tgbaalgos/tarjan_on_fly.hh, src/tgbatest/ltl2tgba.cc: Rename
	emptyness_search to emptiness_search.

732
733
734
735
736
737
738
739
740
741
	* src/sanity/style.test: Warn about places where size() is used
	instead of empty().
	* src/misc/bddalloc.cc (bdd_allocator::extend): Use empty() rather
	than size() when checking emptiness of lists.
	* src/tgbaalgos/reductgba_sim_del.cc, src/tgbaalgos/minimalce.cc,
	src/ltlvisit/basicreduce.cc, src/ltlvisit/reduce.cc,
	src/tgbaalgos/gtec/ce.cc, src/tgbaalgos/ltl2tgba_fm.cc,
	src/misc/minato.cc: Likewise.
	* src/ltlast/multop.cc (multop::instance): Call ->size() only once.

742
743
2004-09-20  Alexandre Duret-Lutz  <adl@src.lip6.fr>

Alexandre Duret-Lutz's avatar
Alexandre Duret-Lutz committed
744
745
746
747
748
749
	Update to SWIG 1.3.22.
	* wrap/python/libpy.c: Delete.
	* wrap/python/swigpy.i: New file.
	* wrap/python/Makefile.am (swigpy_wrap.c): Build this from swigpy.i
	and use it instead of libpy.c.

750
751
	* INSTALL, lbtt/INSTALL: New upstream version.

752
753
2004-09-14  Thomas Martinez  <martinez@src.lip6.fr>

martinez's avatar
martinez committed
754
755
756
757
758
759
760
761
	* src/tgbatest/emptchk.test
	src/tgbaalgos/tarjan_on_fly.hh,
	src/tgbaalgos/tarjan_on_fly.cc,
	src/tgbaalgos/nesteddfs.hh,
	src/tgbaalgos/nesteddfs.cc,
	src/tgbaalgos/minimalce.hh,
	src/tgbaalgos/minimalce.cc: To correct a bug.

762
763
	* src/ltltest/reduc.test (FICH): bad file name.

martinez's avatar
martinez committed
764
765
2004-09-13  Thomas Martinez  <martinez@src.lip6.fr>

766
767
768
	* src/tgbaalgos/nesteddfsgen.hh src/tgbaalgos/nesteddfsgen.cc:
	New algorithm for emptiness check.

martinez's avatar
martinez committed
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
	* src/tgbatest/spotlbtt.test,
	src/tgbatest/reductgba.cc,
	src/tgbatest/ltl2tgba.cc:
	Add option for reduction of TGBA.

	* src/tgbatest/emptchk.test, src/tgbaalgos/Makefile.am,
	src/tgbaalgos/tarjan_on_fly.hh, src/tgbaalgos/tarjan_on_fly.cc,
	src/tgbaalgos/nesteddfs.hh, src/tgbaalgos/nesteddfs.cc,
	src/tgbaalgos/minimalce.hh, src/tgbaalgos/minimalce.cc,
	src/tgbaalgos/colordfs.hh, src/tgbaalgos/colordfs.cc:
	Remove some bugs.

	src/tgbaalgos/gtec/ce.cc:
	Modification of construction of counter example.

	* src/tgbaalgos/reductgba_sim.hh src/tgbaalgos/reductgba_sim.cc,
	src/tgbaalgos/reductgba_sim_del.cc,
	src/tgba/tgbareduc.hh, src/tgba/tgbareduc.cc:
	Modification for delayed simulation.


martinez's avatar
martinez committed
790
791
792
793
794
795
796
797
798
2004-08-23  Thomas Martinez  <martinez@src.lip6.fr>

	* src/tgbaalgos/tarjan_on_fly.hh,
	src/tgbaalgos/tarjan_on_fly.cc,
	src/tgbaalgos/nesteddfs.hh,
	src/tgbaalgos/nesteddfs.cc,
	src/tgbaalgos/minimalce.hh,
	src/tgbaalgos/minimalce.cc,
	src/tgbaalgos/colordfs.hh,
799
	src/tgbaalgos/colordfs.cc: four new algorithms for emptiness check.
martinez's avatar
martinez committed
800

martinez's avatar
martinez committed
801
	* src/tgbaalgos/gtec/ce.hh,
martinez's avatar
martinez committed
802
803
804
	src/tgbaalgos/gtec/ce.cc: Adapt the counter exemple for the ce
	object in minimalce.hh.

martinez's avatar
martinez committed
805
	* src/tgbatest/ltl2tgba.cc,
martinez's avatar
martinez committed
806
	src/tgbatest/emptchk.test,
807
	src/tgbaalgos/Makefile.am: Add files for emptiness-check.
martinez's avatar
martinez committed
808
809
810
811
812
813
814

2004-08-23  Thomas Martinez  <martinez@src.lip6.fr>

	* src/tgbaalgos/reductgba_sim_del.cc: Restrict to degeneralize automata.
	* src/tgba/tgbareduc.hh: src/tgba/tgbareduc.cc: Merge transition
	for scc reduce.

815
816
2004-08-13  Alexandre Duret-Lutz  <adl@src.lip6.fr>

817
818
	* configure.ac, NEWS: Bump version to 0.0y.

819
820
	* configure.ac, NEWS: Bump version to 0.0x.

821
822
2004-08-12  Alexandre Duret-Lutz  <adl@src.lip6.fr>

823
824
825
	* doc/Doxyfile.in (GENERATE_TAGFILE): Build spot.tag.
	* doc/Makefile.am (dist_pkgdata_DATA): Add spot.tag.

826
827
	* src/tgbatest/ltl2tgba.cc (syntax): Typo.

828
829
830
	* doc/Doxyfile.in (STRIP_FROM_PATH): Strip @srcdir@ so its
	does not appear when listing mainpage.dox.

831
832
833
834
835
2004-08-11  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* src/tgbaalgos/ltl2tgba_fm.hh, src/tgbaalgos/ltl2tgba_lacim.hh:
	Typos in Doxygen comments.

836
837
2004-08-10  Alexandre Duret-Lutz  <adl@src.lip6.fr>

838
839
840
841
	* src/ltlvisit/apcollect.hh: Fix include guard.  Report from Denis.
	* src/sanity/includes.test: Include files twice to check include
	guards.

842
843
844
	* src/tgbatest/ltl2tgba.cc (main): Fix another gcc warning in case
	assert() is disabled.

845
846
847
	* src/Makefile.am (nodist_EXTRA_libspot_la_SOURCES): New variable,
	to force C++ linking.

848
849
850
	* iface/gspn/ltlgspn.cc: Fix a gcc warning in case assert() is
	disabled.

851
852
2004-08-09  Alexandre Duret-Lutz  <adl@src.lip6.fr>

853
854
855
856
857
	* src/ltlvisit/apcollect.cc, src/ltlvisit/apcollect.hh: New files,
	based on code from <Denis.Poitrenaud@lip6.fr>.
	* src/ltlvisit/Makefile.am (libltlvisit_la_SOURCES, ltlvisit_HEADERS):
	Add them.

858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
	* iface/gspn/common.cc, iface/gspn/common.hh,
	src/ltlast/atomic_prop.cc, src/ltlast/atomic_prop.hh,
	src/ltlparse/fmterror.cc, src/ltlparse/public.hh,
	src/ltlvisit/dotty.cc, src/ltlvisit/dotty.hh,
	src/ltlvisit/dump.cc, src/ltlvisit/dump.hh,
	src/ltlvisit/tostring.cc, src/ltlvisit/tostring.hh,
	src/misc/escape.cc, src/misc/escape.hh, src/tgba/bdddict.cc,
	src/tgba/bdddict.hh, src/tgba/bddprint.cc, src/tgba/bddprint.hh,
	src/tgbaalgos/dotty.cc, src/tgbaalgos/dotty.hh,
	src/tgbaalgos/lbtt.cc, src/tgbaalgos/lbtt.hh,
	src/tgbaalgos/neverclaim.cc, src/tgbaalgos/neverclaim.hh,
	src/tgbaalgos/save.cc, src/tgbaalgos/save.hh,
	src/tgbaalgos/gtec/status.cc, src/tgbaalgos/gtec/status.hh,
	src/tgbaparse/fmterror.cc, src/tgbaparse/public.hh: Include <iosfwd>
	in headers, and prefer <ostream> in the body whenever possible.
	* src/sanity/style.test, HACKING: Check and document this.

875
876
877
878
879
880
881
	* src/ltlast/allnodes.hh, src/ltlast/atomic_prop.hh,
	src/ltlast/binop.hh, src/ltlast/constant.hh,
	src/ltlast/formula.hh, src/ltlast/multop.hh,
	src/ltlast/predecl.hh, src/ltlast/refformula.hh,
	src/ltlast/unop.hh, src/ltlast/visitor.hh: Use \file to introduce
	each file.

882
883
884
	* doc/Doxyfile.in (STRIP_FROM_INC_PATH): Define, so that the
	`#include' references are correct.

Alexandre Duret-Lutz's avatar
Alexandre Duret-Lutz committed
885
886
	* README: Update.

887
888
	* m4/gccoptim.m4: Compute optimization flags for CXX too.

889
890
	* m4/ndebug.m4: Update CPPFLAGS, not CFLAGS.

891
892
893
894
	* src/tgbaalgos/ltl2tgba_fm.hh (ltl_to_tgba_fm): Document all
	parameters.
	* src/tgbaalgos/ltl2tgba_lacim.hh (ltl_to_tgba_lacim): Likewise.

895
896
897
898
899
900
2004-08-07  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* configure.ac: Call AC_PROG_CC and AM_PROG_CC_C_O.
	* wrap/python/Makefile.am (_buddy_la_LDFLAGS): Move libspotswigpy.la ...
	(_buddy_la_LIBADD): ... here.

901
902
903
904
2004-08-02  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* lbtt/: Merge lbtt 1.1.2.

905
906
907
908
2004-07-30  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* lbtt/: Merge lbtt 1.1.1.

909
910
911
912
2004-07-26  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* doc/Doxyfile.in: Update for Doxygen 1.3.8.

913
914
915
916
917
2004-07-23  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* configure.ac: Call AC_LIBTOOL_WIN32_DLL
	* src/Makefile.am (libspot_la_LDFLAGS): Add -no-undefined.

918
919
2004-07-22  Alexandre Duret-Lutz  <adl@src.lip6.fr>

920
921
922
	* src/tgbatest/explicit.test: Do not use `-i', it's not needed
	and it is wrong to put it after `-e'.  Caught by Denis too.

923
924
925
	* src/ltltest/reduc.test: Use `test a = b' not `test a == b'.
	Reported by <Denis.Poitrenaud@lip6.fr> (failure on Cygwin).

926
927
928
929
930
931
2004-07-20  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* src/tgbatest/defs.in (VALGRIND): Specify --tool=memcheck for
	compatibility with valgrind 2.1.x.
	* src/ltltest/defs.in (VALGRIND): Likewise.

932
933
2004-07-16  Alexandre Duret-Lutz  <adl@src.lip6.fr>

934
935
936
	* m4/gccwarn.m4: Do not check nor use -Wstrict-prototypes.
	g++-3.4 complains it makes no sense in C++.

937
938
	* iface/gspn/ssp.cc: Typos.

939
940
941
942
	* iface/gspn/gspn.cc (tgba_succ_iterator_gspn::tgba_succ_iterator_gspn):
	Set size_ to 1 when stuttering is needed, so that done() does not
	return true immediately.

943
944
945
946
2004-07-12  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* src/tgbaalgos/gtec/gtec.hh: Typos in comments.

947
948
2004-07-09  Alexandre Duret-Lutz  <adl@src.lip6.fr>

949
950
951
	* src/tgba/state.hh (state_ptr_equal, state_ptr_hash): Fix Doxygen
	example.

952
953
954
955
	* src/tgbaalgos/reductgba_sim.hh (parity_game_graph_delayed,
	reduc_tgba_sim): Fix warnings about Doxygen comment.
	* src/ltlvisit/reduce.hh (reduce): Likewise.

956
957
958
959
	* doc/footer.html: New file, link to RefDocComments on the wiki.
	* doc/Doxyfile.in (HTML_FOOTER): Use footer.html.
	* doc/Makefile.am (EXTRA_DIST): Add footer.html.

Alexandre Duret-Lutz's avatar
Alexandre Duret-Lutz committed
960
961
	* THANKS: Fill in.

962
963
	* src/tgbatest/ltl2baw.pl: Do not use -T anymore.  Fix comments.

964
965
2004-07-08  Alexandre Duret-Lutz  <adl@src.lip6.fr>

966
967
968
969
970
971
972
973
974
975
976
977
	lbtt 1.1.0 supports TGBAs, use that and remove old workarounds.
	* src/tgbaalgos/lbtt.cc (state_acc_pair, state_acc_pair_equal,
	state_acc_pair_hash, acp_seen_map, todo_set, seen_map, fill_todo
	lbtt_reachable): Remove.
	(nonacceptant_lbtt_bfs): Rename as ...
	(lbtt_bfs): ... this, and adjust to output acceptance conditions
	on transitions.
	(nonacceptant_lbtt_reachable): Rename as ...
	(lbtt_reachable): ... this.
	* src/tgbaalgos/lbtt.hh (nonacceptant_lbtt_reachable): Delete.
	* src/tgbatest/ltl2tgba.cc: Suppress option "-T".

978
979
980
981
982
	Patch from Heikki Tauriainen <heikki.tauriainen@hut.fi>.
	* src/tgbaalgos/gtec/ce.cc (counter_example::counter_example): Do
	not parenthesize the type after the new operator (g++ 3.4 complains).
	* src/tgbaalgos/dupexp.cc (dupexp_iter::process_state,
	dupexp_iter::declare_state): Use this->automata_instead of
Alexandre Duret-Lutz's avatar
typos    
Alexandre Duret-Lutz committed
983
984
	automata_.  Local protected member automata_ inherited from
	template base class must be prefixed or g++ 3.4 will not look it
985
986
	up (conforming to 14.6.2.3).

987
988
2004-07-07  Alexandre Duret-Lutz  <adl@src.lip6.fr>

989
990
991
992
	* lbtt/: Merge lbtt 1.1.0.
	* src/tgbatest/spotlbtt.test: Adjust config file syntax to
	please lbtt 1.1.0.

993
994
995
996
997
	* src/tgbaalgos/gtec/gtec.hh (emptiness_check_shy::find_state): Add
	comments.
	* iface/gspn/ssp.cc (emptiness_check_shy_ssp::find_state): Likewise.
	Soheib and I had a hard time figuring why we did this...

998
999
1000
1001
1002
1003
1004
1005
1006
2004-07-02  Thomas Martinez  <martinez@src.lip6.fr>

	* src/tgba/tgbareduc.cc, src/tgba/tgbareduc.hh,
	src/tgbaalgos/reductgba_sim.cc,	src/tgbaalgos/reductgba_sim.hh,
	src/tgbaalgos/reductgba_sim_del.cc: Remove some comments.

	* src/tgbatest/ltl2tgba.cc, src/tgbatest/reductgba.cc: Adjust ...
	* src/tgbatest/spotlbtt.test: More test (delayed simulation)

1007
1008
2004-06-29  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1009
1010
	* configure.ac, NEWS: Bump version to 0.0w.

1011
1012
	* configure.ac, NEWS: Bump version to 0.0v.

martinez's avatar
martinez committed
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
2004-06-28  Thomas Martinez  <martinez@src.lip6.fr>

	* src/tgbatest/reduccmp.test: Bug.

	* src/tgbatest/reductgba.test: More Test.

	* src/tgbatest/ltl2tgba.cc: Adjust ...
	* src/tgbaalgos/reductgba_sim_del.cc, src/tgbaalgos/reductgba_sim.hh,
	src/tgbaalgos/reductgba_sim.cc: try to optimize.

	* src/tgba/tgbareduc.hh, src/tgba/tgbareduc.cc: Scc reduction
	and we remove some acceptance condition in scc which are not accepting.
	* src/ltlvisit/syntimpl.cc : Some case wasn't detect.
	* src/ltlvisit/basicreduce.cc: Case FGa || FGb = F(Ga | Gb) added.
	* src/ltltest/syntimpl.test: More Test.
	* src/ltltest/syntimpl.cc: Put the formula in negative normal form.

1030
1031
1032
1033
2004-06-28  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* buddy/: Merge buddy-2-3.

1034
1035
1036
1037
1038
2004-06-25  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* src/tgbatest/ltl2tgba.cc (main): Degeneralize before
	the simulations.

1039
1040
1041
1042
1043
1044
1045
1046
2004-06-23  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* src/ltlvisit/tostring.cc (is_bare_word): New function.
	(to_string_visitor::visitor(const atomic_prop*)): Use is_bare_word
	to better check which atomic proposition need to be quoted.
	* src/ltlparse/ltlscan.ll: Do not allow identifiers starting with F_
	or G_.
	* src/ltltest/equals.test, src/ltltest/tostring.test: More tests.
1047

1048
1049
1050
1051
	* src/tgba/tgbatba.cc (tgba_tba_proxy::format_state): Use
	bdd_format_accset to print the acceptance condition part of the state.
	That produces more readable output.

1052
	* wrap/python/cgi/ltl2tgba.in: Add "Formula Simplications" options.
1053
	* wrap/python/spot.i: Wrap src/ltlvisit/reduce.hh.
1054

1055
1056
1057
1058
1059
1060
1061
1062
1063
	* src/ltlvisit/simpfg.cc, src/ltlvisit/simpfg.hh: New files,
	extracted from ...
	* src/ltlvisit/lunabbrev.cc: ... this one, which now work as documented
	again.
	* src/ltlvisit/reduce.cc, src/ltlvisit/syntimpl.cc: Adjust to call
	simplify_f_g() in addition to unabbreviate_logic().
	* src/ltlvisit/Makefile.am (ltlvisit_HEADERS, libltlvisit_la_SOURCES):
	Add simpfg.cc and simpfg.hh.

1064
1065
1066
1067
1068
1069
	* src/ltlvisit/reducform.hh, src/ltlvisit/reducform.cc: Rename to ...
	* src/ltlvisit/reduce.hh, src/ltlvisit/reduce.cc: ... this, to match
	the function name.
	* ltltest/equals.cc, ltltest/reduc.cc, ltlvisit/Makefile.am,
	tgbatest/ltl2tgba.cc, tgbatest/reductgba.cc: Adjust filenames.

1070
1071
1072
	* src/ltlvisit/basicreduce.cc (basic_reduce_visitor::visit(binop*)):
	Factorize.

1073
1074
1075
1076
1077
1078
1079
1080
	* src/ltlvisit/basicreduce.hh: New file, extracted from ...
	* src/ltlvisit/reducform.hh: ... here.
	* src/ltlvisit/basereduc.cc: Rename as ...
	* src/ltlvisit/basicreduce.cc: ... this, to match the function name.
	* src/ltlvisit/Makefile.am (ltlvisit_HEADERS, libltlvisit_la_SOURCES):
	Adjust filenames.
	* src/ltlvisit/reducform.cc: Adjust includes.

1081
1082
1083
	* src/ltlvisit/lunabbrev.hh: Revert superfluous change from
	2004-05-10.

1084
1085
1086
1087
1088
1089
1090
2004-06-22  Thomas Martinez  <martinez@src.lip6.fr>

	* src/ltlvisit/reducform.cc, src/tgba/tgbareduc.cc,
	src/tgbaalgos/reductgba_sim.cc, src/tgbaalgos/reductgba_sim.hh
	src/tgbaalgos/reductgba_sim_del.cc, src/tgbatest/reduccmp.test,
	src/tgbatest/reductgba.cc: 80 columns and style.

1091
1092
1093
1094
2004-06-22  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* src/sanity/style.test: Typo.

1095
1096
1097
1098
1099
1100
1101
1102
1103
2004-06-22  Thomas Martinez  <martinez@src.lip6.fr>

	* src/tgbatest/ltl2tgba.cc, src/tgbaalgos/reductgba_sim_del.cc,
	src/tgbaalgos/reductgba_sim.hh, src/tgbaalgos/reductgba_sim.cc:
	bug in delayed simulation.

	* src/tgbatest/reduccmp.test, src/tgbatest/reductgba.test,
	src/tgba/tgbareduc.cc: bug in scc reduction.

1104
1105
1106
1107
1108
1109
2004-06-21  Thomas Martinez  <martinez@src.lip6.fr>

	* src/tgbatest/reductgba.test, src/tgba/tgbareduc.cc:
	There is bug in reduction with scc.
	* src/tgbatest/reduccmp.test: More test.

1110
1111
2004-06-17  Thomas Martinez  <martinez@src.lip6.fr>

1112
	* src/tgbatest/reductgba.test: Wrong test are removed.
1113

1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
2004-06-17  Thomas Martinez  <martinez@src.lip6.fr>

	* src/tgbatest/spotlbtt.test: We don't check the post-reduction
	with scc and delayed simulation.

	* src/tgbatest/ltl2tgba.cc: Adjust parameters.
	* src/tgbatest/reductgba.cc, src/tgbatest/Makefile.am: More Test.
	* src/tgbaalgos/reductgba_sim_del.cc: Not finish, lot of bugs.
	* src/tgbaalgos/reductgba_sim.hh, src/tgbaalgos/reductgba_sim.cc:
	Remove some useless comments.
	* src/tgba/tgbareduc.cc, src/tgba/tgbareduc.hh: Bug in SCC.

	* src/ltlvisit/reducform.cc: Correct some bug for multop.
	* src/ltltest/reduc.cc: Thinko
	* src/ltltest/equals.cc: Reduction compare

1130
1131
1132
1133
1134
2004-06-17  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* iface/gspn/ssp.cc (emptiness_check_shy_ssp::find_state): Free s.
	This fixes a memory leak observed by Soheib Baarir.

1135
1136
1137
1138
1139
2004-06-16  Thomas Martinez  <martinez@src.lip6.fr>

	* src/tgbatest/reductgba.cc, src/tgbatest/reductgba.test: Test for
	reduction of tgba.

1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
2004-06-15  Thomas Martinez  <martinez@src.lip6.fr>

	* src/tgbatest/ltl2tgba.cc: Add some option for the reduction of
	automata.
	* src/tgbatest/spotlbtt.test, src/tgbatest/Makefile.am: Add some
	test for reduction of automata.
	* src/tgbaalgos/reductgba_sim_del.cc, src/tgbaalgos/reductgba_sim.cc,
	src/tgbaalgos/reductgba_sim.hh: Compute some simulation relation
	to reduce a tgba.
	* src/tgba/tgbareduc.cc, src/tgba/tgbareduc.hh: A implementation
	of tgba for the reduction.
	* src/tgbaalgos/Makefile.am, src/tgba/Makefile.am:
	Add the reduction of automata.
	* src/ltlvisit/syntimpl.cc, src/ltlvisit/basereduc.cc:
	Lot of mistake are corrected.
	* src/ltlvisit/syntimpl.hh, src/ltlvisit/reducform.cc,
	src/ltlvisit/reducform.hh, src/ltltest/reduc.cc: Adjust.
	* src/ltltest/equals.cc, src/ltltest/reduccmp.test,
	src/ltltest/Makefile.am: Add a test for reduction.

1160
1161
2004-06-02  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
	* iface/gspn/common.cc, iface/gspn/common.hh: Remove the
	class gspn_environment, and move it to ...
	* src/ltlenv/declenv.cc, src/ltlenv/declenv.hh: .. this new file
	as class declarative_environment.
	* src/ltlenv/Makefile.am (ltlenv_HEADERS): Add declenv.hh.
	(libltlenv_la_SOURCES): Add declenv.cc.
	* iface/gspn/dottygspn.cc, iface/gspn/dottyssp.cc,
	iface/gspn/gspn.cc, iface/gspn/gspn.hh, iface/gspn/ltlgspn.cc,
	iface/gspn/ssp.cc, iface/gspn/ssp.hh: Adjust references
	to declarative_environment.

1173
1174
1175
1176
1177
1178
	* HACKING, src/sanity/style.test: NULL is not portable, prohibit it.
	* iface/gspn/ssp.cc, src/ltltest/reduc.cc, src/ltltest/syntimpl.cc,
	src/ltlvisit/basereduc.cc, src/ltlvisit/reducform.cc,
	src/ltlvisit/syntimpl.cc: Use 0 instead of NULL.

2004-06-01  Alexandre Duret-Lutz  <adl@src.lip6.fr>
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190

	* src/ltltest/inf.cc, src/ltltest/inf.test: Rename as ...
	* src/ltltest/syntimpl.cc, src/ltltest/syntimpl.test: ... these.
	* src/ltltest/Makefile.am: Adjust.
	* src/ltlvisit/forminf.cc: Rename as...
	* src/ltlvisit/syntimpl.cc: ... this.
	* src/ltlvisit/syntimpl.hh: New file with definitions extracted
	from ...
	* src/ltlvisit/reducform.hh: ... this one.
	* src/ltlvisit/Makefile.am, src/ltlvisit/reducform.cc: Adjust.

2004-05-30  Alexandre Duret-Lutz  <adl@src.lip6.fr>
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206

	* src/ltlvisit/forminf.cc (form_eventual_universal_visitor,
	inf_form_right_recurse_visitor, inf_form_left_recurse_visitor): Rename
	as ...
	(eventual_universal_visitor, inf_right_recurse_visitor,
	inf_left_recurse_visitor): ... these.
	(is_GF, is_FG): Move ...
	* src/ltlvisit/basereduc.cc (is_GF, is_FG): ... here, since they
	are only used here.
	(basic_reduce_form, basic_reduce_form_visitor): Rename as ...
	(basic_reduce, basic_reduce_visitor): ... these.
	* src/ltlvisit/reducform.cc (reduce_form_visitor): Rename as ...
	(reduce_visitor): ... this.
	* src/ltltest/inf.cc: Adjust calls.
	* src/sanity/style.test: Improve missing-space after coma detection.

1207
1208
2004-05-26  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1209
1210
1211
	* src/ltlvisit/reducform.cc (reduce_form_visitor::visit(constant)):
	Simplify.

1212
1213
1214
1215
1216
1217
1218
	* src/ltlvisit/basereduc.cc, src/ltlvisit/reducform.cc: Use
	dynamic_cast instead of node_type_form_visitor, this is usually
	smaller.
	* src/ltlvisit/reducform.hh,
	src/ltlvisit/forminf.cc (node_type_form_visitor): Delete.
	* src/sanity/style.test: Two more checks.

1219
1220
2004-05-25  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1221
1222
1223
1224
1225
1226
1227
1228
	* src/ltlvisit/formlength.cc: Rename as ...
	* src/ltlvisit/length.cc: ... this.
	* src/ltlvisit/length.hh: New file, extracted from ...
	* src/ltlvisit/reducform.hh: ... here.
	* src/ltlvisit/Makefile.am (ltlvisit_HEADERS): Add length.hh.
	(libltlvisit_la_SOURCES): Rename formlength.cc as length.cc.
	* src/ltltest/reduc.cc: Include length.hh.

1229
1230
1231
1232
1233
1234
1235
1236
	* src/ltlvisit/formlength.cc (length_form_vistor): Rename as ..
	(length_visitor): ... this.
	(form_length): Rename as ...
	(length): ... this.
	* src/ltlvisit/reducform.hh (form_length): Rename as ...
	(length): ... this.
	* src/ltltest/reduc.cc: Adjust.

1237
1238
1239
	* src/ltlvisit/basereduc.cc, src/ltlvisit/formlength.cc: Remove
	useless includes.

Alexandre Duret-Lutz's avatar
Alexandre Duret-Lutz committed
1240
1241
	* AUTHORS: Update.

1242
1243
1244
	* src/ltlvisit/reducform.hh: Update Doxygen comments for
	previous change.

1245
1246
1247
1248
1249
1250
1251
1252
	* src/ltlvisit/reducform.hh (option): Rename as ...
	(reduce_options): ... this, and use it as a bit field so
	option can be combined easily.
	(reduce): Adjust argument.
	(reduce_form): Remove, not needed anymore.
	* src/ltlvisit/reducform.cc, src/ltltest/reduc.cc,
	src/tgbatest/ltl2tgba.cc: Adjust.

1253
1254
1255
1256
	* src/sanity/style.test: Catch {.*{ and }.*}.
	* src/sanity/80columns.test: Untabify files.
	* iface/gspn/ltlgspn.cc, src/ltlvisit/basereduc.cc: Fix long lines.

1257
1258
1259
	* src/ltlvisit/basereduc.cc, src/ltlvisit/reducform.cc,
	src/ltlvisit/forminf.cc: Remove superfluous spot::ltl:: prefixes.

1260
1261
	* wrap/python/cgi/ltl2tgba.in: Typos.

1262
1263
2004-05-24  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1264
1265
1266
	* src/sanity/style.test: Catch `;'-not-followed-by-space.
	* src/ltlvisit/reducform.cc, src/ltlvisit/forminf.cc: Fix style.

1267
1268
	* src/ltlvisit/reducform.hh: Fix some Doxygen comments.

1269
1270
	* src/tgbatest/ltl2tgba.cc (syntax): Keep options sorted.

1271
1272
1273
	* src/sanity/Makefile.am (EXTRA_DIST): Distribute 80columns.test
	and style.test.

1274
	* src/ltltest/Makefile.am (EXTRA_DIST): Distribute formulae.txt.
1275
	* src/ltltest/formulae.txt: New file (2200 LTL formulea generated
1276
1277
1278
1279
	by Wring).
	* src/ltltest/formules.ltl: Delete.
	* src/reduc.test: Read formulae.txt.

1280
1281
1282
1283
1284
1285
1286
1287
1288
2004-05-24  Soheib Baarir  <Souheib.Baarir@lip6.fr>

	* iface/gspn/ssp.hh (gspn_ssp_interface::gspn_ssp_interface): Add
	the `inclusion' flag.
	* iface/gspn/ssp.cc (gspn_ssp_interface::gspn_ssp_interface): Call
	inclusion_version when inclusion is set.
	* iface/gspn/ltlgspn.cc (main) [SSP]: Turn on inclusion for -e3,
	-e4, and -e5.

1289
1290
2004-05-21  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
	* iface/gspn/gspn.cc (tgba_gspn_private_): Define alive_prop,
	and dead_prop from the dead argument passed to the constructor.
	(tgba_succ_iterator_gspn): Stutter on dead transitions.
	(tgba_gspn::tgba_gspn): Hand dead to tgba_gspn_private_.
	(gspn_interface::gspn_interface): Hand dead to tgba_gspn.
	* iface/gspn/gspn.hh (gspn_interface::gspn_interface): Take a
	dead argument.
	* iface/gspn/ltlgspn.cc [!SSP]: Add a option -d to specify the
	dead property.
	* iface/gspn/udcseltl.test: Try option -d.

1302
1303
1304
	* src/sanity/style.test: Check the iface/ tree too.
	* iface/gspn/gspn.cc, iface/gspn/ssp.cc: Fix style.

1305
1306
1307
1308
1309
1310
	* src/sanity/80columns.test: Check the iface/ tree too.
	* iface/gspn/dcswaveltl.test, iface/gspn/dcswavefm.test,
	iface/gspn/dcswaveeltl.test, iface/gspn/udcsltl.test,
	iface/gspn/udcseltl.test, iface/gspn/udcsfm.test,
	iface/gspn/udcsefm.test: Wrap to fit 80 columns.

1311
1312
1313
1314
1315
1316
2004-05-18  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* doc/Makefile.am (EXTRA_DIST, spot.html): Built the html
	documentation in $(srcdir) since it is distributed.
	* doc/Doxyfile.in (HTML_OUTPUT): Likewise.  Upgrade to Doxygen 1.3.7.

1317
1318
2004-05-17  Thomas Martinez  <martinez@src.lip6.fr>

1319
1320
	* src/ltlvisit/basereduc.cc, src/ltltest/inf.cc (main): Style.

1321
1322
1323
1324
1325
1326
	* src/ltlvisit/basereduc.cc (spot): 80 columns.
	* src/ltlvisit/reducform.cc (spot), src/ltltest/inf.cc,
	src/ltltest/reduc.cc (main), src/ltlvisit/reducform.hh,
	src/tgbatest/ltl2tgba.cc (main): More option.
	* src/ltltest/inf.test: More test.

1327
1328
2004-05-17  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1329
1330
1331
	* wrap/python/buddy.i: Define typemap for input_buf and use it
	for fdd_extdomain.  Define const_int_ptr and use it for fdd_vars.

1332
1333
1334
1335
1336
1337
1338
	* src/misc/bddalloc.cc (bdd_allocator::varnum): Suppress.
	(bdd_allocator::bdd_allocator): Adjust.
	(bdd_allocator::extvarnum): Always call bdd_varnum(), so that
	it doesn't matter if the number of variable has been augmented
	externally.
	* src/misc/bddalloc.hh (bdd_allocator::varnum): Suppress.

1339
1340
	* src/ltlvisit/formlength.cc: Fix style to please sanity checks.

1341
1342
	* src/ltlvisit/lunabbrev.cc: Fix style to please sanity checks.

1343
1344
1345
	* src/tgbaalgos/neverclaim.cc: Fix them.
	* sanity/style.test: Diagnose semicolons with leading spaces.

1346
1347
1348
	* src/ltlvisit/forminf.cc: Fix style to please sanity checks.
	Also avoid node_type_form_visitor where a dynamic_cast is done.

1349
1350
2004-05-14  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1351
1352
	* wrap/python/buddy.i: Preliminary bindings for FDD and BVEC.

1353
1354
1355
	* ltltest/inf.cc, ltltest/reduc.cc, ltlvisit/reducform.cc: Fix style.
	* sanity/style.test: More tests.

1356
1357
1358
	* src/tgbatest/ltl2tgba.cc (main): Fix style.
	* HACKING: Mention `else if'.

1359
1360
1361
1362
	* src/tgbaalgos/neverclaim.cc (never_claim_bfs): Do not output
	space before colon, and do not output the top-level formula using
	Spin's syntax.

1363
1364
2004-05-14  Thomas Martinez  <martinez@src.lip6.fr>

1365
1366
	* src/tgbatest/ltl2tgba.cc (main): Thinko.

1367
1368
1369
1370
1371
1372
	* src/ltlvisit/basereduc.cc (spot): Correct some mistakes.
	* src/ltlvisit/lunabbrev.cc (spot): Nothing change.
	* src/tgbatest/ltl2tgba.cc (main): More option to reduce
	formula.
	* src/tgbatest/spotlbtt.test: One more test.

1373
1374
2004-05-14  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1375
1376
1377
1378
1379
1380
1381
1382
1383
	* src/ltlvisit/tostring.cc (to_spin_string_visitor,
	to_string_visitor): Do not parenthesize the top-level formula.
	* tgbatest/explicit.test, tgbatest/explpro2.test,
	tgbatest/explpro3.test, tgbatest/explprod.test,
	tgbatest/readsave.test, tgbatest/tgbaread.test,
	tgbatest/tripprod.test: Adjust expected output.
	* sanity/style.test: Fix regexes to catch an error seen in
	tostring.cc.

1384
1385
1386
1387
	* src/tgbaalgos/gtec/gtec.cc (emptiness_check::remove_component):
	Do not try to erase state that are not found in H.
	Report from Soheib Baarir.

1388
1389
1390
	* src/ltltest/reduc.test: Use ./defs and clean result.data.
	* src/ltltest/Makefile.am (CLEANFILES): Clean result.data.

1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
2004-05-13  Thomas Martinez  <martinez@src.lip6.fr>

	* src/ltlvisit/Makefile.am: Copyright 2004.
	* src/ltltest/inf.test: More test.
	* src/ltlvisit/basereduc.cc, src/ltlvisit/forminf.cc (spot):
	Use dynamic_cast.
	* src/ltlvisit/reducform.cc, src/ltlvisit/reducform.hh,
	src/ltltest/reduc.test, src/ltltest/reduc.cc: Add an option
	to choose which rules applies to simplify the formula.

1401
1402
2004-05-13  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1403
1404
	* src/ltltest/reduc.test: Typo.

1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
	* src/ltlparse/ltlparse.yy (OP_POST_NEG, OP_POST_POS): New tokens.
	(subformula): Recognize `ATOMIC_PROP OP_POST_POS' and
	`ATOMIC_PROP OP_POST_NEG'.
	* src/ltlparse/ltlscan.ll: Introduce the not_prop start condition,
	to restrict the set of atomic propositions allowed in places
	where they are not expected.  Make `true' and `false' case insensitive.
	* src/ltltest/parse.test, src/ltltest/tostring.test: More cases.
	* src/ltlvisit/tostring.cc (to_string_visitor): Quote atomic
	propositions equal to "true" or "false".

1415
1416
2004-05-11  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1417
1418
	* src/ltltest/Makefile.am (TESTS): Run inf.test and reduc.test last.

1419
1420
	* src/ltltest/reduc.test: POSIXify.

1421
1422
2004-05-10  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
	* src/sanity/style.test: New file.
	* src/sanity/Makefile.am (check-local): Run it.
	* src/ltlvisit/nenoform.cc, src/ltlvisit/tostring.cc,
	src/tgba/bdddict.cc, src/tgba/bddprint.cc, src/tgba/tgba.cc,
	src/tgba/tgbaproduct.cc, src/tgbaalgos/lbtt.cc,
	src/tgbaalgos/magic.cc, src/tgbaalgos/powerset.cc,
	src/tgbaalgos/reachiter.cc, src/tgbaalgos/gtec/ce.cc,
	src/tgbaalgos/gtec/gtec.cc, src/tgbatest/ltl2tgba.cc: Fix style
	issues reported by style.test.

1433
1434
1435
1436
1437
	* src/ltltest/inf.cc, src/ltltest/inf.test, src/ltltest/reduc.test,
	src/ltlvisit/formlength.cc, src/ltlvisit/reducform.cc,
	src/ltlvisit/reducform.hh: Fix copyright year, these files were
	created in 2004.

1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
	* src/sanity/80columns.test: New file.
	* src/sanity/Makefile.am (check-local): Run it.
	* src/ltltest/equals.test, src/ltltest/lunabbrev.test,
	src/ltltest/nenoform.test, src/ltltest/parseerr.test
        src/ltltest/tunabbrev.test, src/ltltest/reduc.cc,
	src/ltltest/tunabbrev.test, src/ltlvisit/forminf.cc,
	src/tgbatest/explpro2.test, src/tgbatest/explpro3.test,
	src/tgbatest/explprod.test, src/tgbatest/spotlbtt.test,
	src/tgbatest/tripprod.test: Wrap long lines.

1448
1449
2004-05-10  Thomas MARTINEZ  <martinez@abacus.lip6.fr>

1450
1451
	* src/tgbatest/ltl2tgba.cc (main): Add a option for reduce the formula.

1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
	* src/ltltest/formules.ltl: A pattern of 2000 formulas.
	* src/ltltest/inf.test: Test some case of implies.
	* src/ltltest/inf.cc: Test some case of implies.
	* src/ltltest/reduc.test: Test reduction of a file of formula.
	* src/ltltest/reduc.cc: Test reduction of a formula.

	* src/ltlvisit/formlength.cc: Gives the lenght of a formula.
	* src/ltlvisit/forminf.cc: To know if a formula implies an other.
	* src/ltlvisit/basereduc.cc: Implement only basic reduction.
	* src/ltlvisit/reducform.cc: Implement reduction.
	* src/ltlvisit/reducform.hh: To reduce a formula.

1464
1465
2004-05-10  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1466
1467
1468
	* src/tgbaalgos/ltl2tgba_fm.cc (ltl_to_tgba_fm): Refine
	fair_loop_approximation when branching postponement is not used.

1469
1470
1471
1472
1473
1474
	Cache formula translations, and canonize formulae before doing
	branching postponement.
	* src/tgbaalgos/ltl2tgba_fm.cc (formula_canonizer): New class, with
	bits extracted from fill_dests and ltl_to_tgba_fm.
	(fill_dests, ltl_to_tgba_fm): Adjust to use formula_canonizer.

1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
	* src/tgbaalgos/ltl2tgba_fm.hh (ltl_to_tgba_fm): Add argument
	fair_loop_approx.
	* src/tgbaalgos/ltl2tgba_fm.cc (ltl_to_tgba_fm): Implement the
	fair_loop_approx optimization.
	(ltl_promise_visitor, ltl_possible_fair_loop_visitor,
	possible_fair_loop_checker): New classes.
	* src/tgbatest/ltl2tgba.cc: Add the -L option.
	* src/tgbatest/spotlbtt.test: Exercise fair_loop_approx.
	* wrap/python/cgi/ltl2tgba.in: Make it an option.

1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
2004-05-07  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* src/tgbaalgos/ltl2tgba_fm.hh (ltl_to_tgba_fm): Add argument
	branching_postponement.
	* src/tgbaalgos/ltl2tgba_fm.cc (fill_dests): New function, extracted
	from ltl_to_tgba_fm().
	(ltl_to_tgba_fm): Implement the branching_postponement optimization.
	* src/tgbatest/ltl2tgba.cc: Add the -p option.
	* src/tgbatest/spotlbtt.test: Exercise branching postponement.
	* wrap/python/cgi/ltl2tgba.in: Make it an option.

1496
1497
2004-05-04  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1498
1499
1500
	* src/tgbaalgos/ltl2tgba_fm.cc: Add a superfluous return to pacify
	some GCC version.  Report from Denis Poitrenaud.

1501
1502
	* wrap/python/cgi/ltl2tgba.in: Fix output HTML.

1503
1504
1505
1506
1507
1508
1509
1510
1511
2004-05-03  Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* src/tgbaalgos/ltl2tgba_fm.cc (ltl_to_tgba_fm): Clone and then
	free all formulae entered into canonical_succ, to avoid errors
	when a formula is entered into canonical_succ but not into
	formulae_seen.
	* src/tgbatest/ltl2tgba.test: Add a new test, and check with -f.
	Report from Thomas Martinez.

1512
1513
2004-04-23  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1514
1515
	* configure.ac, NEWS: Bump version to 0.0u.

1516
1517
1518
1519
	* configure.ac, NEWS: Bump version to 0.0t.
	* HACKING: Update tools requirements.
	* src/sanity/Makefile.am (EXTRA_DIST): Distribute includes.test.

1520
1521
1522
1523
	* src/sanity/Makefile.am, src/sanity/includes.test: New files.
	* src/Makefile.am (SUBDIRS): Add sanity.
	* configure.ac: Output src/sanity/Makefile.in.

1524
1525
1526
1527
1528
	* src/tgbatest/Makefile.am (check_PROGRAMS): Move ltl2tgba ...
	(noinst_PROGRAMS): ... here.
	* iface/gspn/Makefile.am (check_PROGRAMS): Rename as ...
	(noinst_PROGRAMS): ... this.

1529
1530
2004-04-22  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1531
	* src/tgbatest/explicit.test: Reorder bdd variables in output.
1532
1533
	Report from Denis Poitrenaud.

1534
1535
	* wrap/python/cgi/ltl2tgba.in: Print degeneralized statistics
	when show_never_claim.  Change the title to LTL-to-TGBA.
1536
	Suggested by Denis Poitrenaud.
1537

1538
1539
2004-04-21  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1540
1541
1542
	* wrap/python/cgi/ltl2tgba.in (print_footer): Make ltl2tgba.py's
	version a separate variable.

1543
1544
1545
	* wrap/python/cgi/ltl2tgba.in: Pass the formula to
	never_claim_reachable, and cgi.escape its output.
	Lighten the color a bit.
1546

1547
1548
1549
	* src/tgbaalgos/gtec/ce.hh, src/misc/freelist.hh,
	src/tgba/bddprint.hh: Fix Doxygen comments.

1550
1551
1552
1553
1554
1555
1556
	* src/tgbaalgos/neverclaim.hh (never_claim_reachable): Document
	arguments.
	* src/tgbaalgos/neverclaim.cc (never_claim_bfs::state_is_accepting):
	New method.
	(never_claim_bfs::get_state_label, never_claim_bfs::process_state):
	Use it.

1557
1558
1559
	* wrap/python/cgi/ltl2tgba.in: Use darker color and introduce
	the new variable dot_bgcolor.

1560
1561
1562
	* wrap/python/cgi/ltl2tgba.in (add_options): Revamp options output
	using this new function.

1563
1564
1565
	* wrap/python/spot.i: Process tgbaalgos/neverclaim.hh.
	* wrap/python/cgi/ltl2tgba.in: Display the never claim on demand.

1566
2004-04-21  Denis Poitrenaud  <Denis.Poitrenaud@lip6.fr>
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577

	* src/ltlvisit/tostring.hh (to_spin_string): New function.
	Convert a formula into a string parsable by Spin.
	* src/tgbaalgos/neverclaim.hh, src/tgbaalgos/neverclaim.cc: New files.
	Print the never claim in Spin format of a degeneralized TGBA.
	* src/tgbaalgos/Makefile.am: Add them.
	* src/tgbatest/ltl2tgba.cc: Add the option -N which outputs the
	never claim in Spin format of a degeneralized TGBA.
	* src/tgbatest/ltl2neverclaim.test: New file.
	* src/tgbatest/Makefile.am: Add it.

1578
1579
2004-04-20  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1580
1581
1582
1583
	* src/ltltest/defs.in, src/tgbatest/defs.in: Correctly set exitcode
	when valgrind is not used.
	Reported by Denis Poitrenaud.

1584
1585
1586
1587
1588
	* src/tgba/tgba.hh (tgba::succ_iter): Doco.
	* src/tgba/tgbatba.hh (tgba_tba_proxy::state_is_accepting): Document
	it.
	Reported by Denis Poitrenaud.

1589
2004-04-17  Alexandre Duret-Lutz  <adl@src.lip6.fr>
1590

1591
1592
1593
	* iface/gspn/ltlgspn.cc (main) [SSP]: Use the standard
	counter-example computation for -e5 too.

1594
1595
1596
1597
	* iface/gspn/ltlgspn.cc (main) [!SSP]: Do not accept -e3, -e4, or -e5.
	(main) [SSP]: Use the standard counter-example computation
	for -e and -e1.

1598
1599
1600
2004-04-15  Soheib Baarir  <Souheib.Baarir@lip6.fr>
	    Alexandre Duret-Lutz  <adl@src.lip6.fr>

Alexandre Duret-Lutz's avatar
Alexandre Duret-Lutz committed
1601
1602
1603
1604
1605
1606
1607
1608
1609
	Rename EESRG as SSP.
	* iface/gspn/eesrg.cc, iface/gspn/eesrg.hh,
	iface/gspn/dottyeesrg.cc: Rename as ...
	* iface/gspn/ssp.cc, iface/gspn/ssp.hh, iface/gspn/dottyssp.cc:
	... these.  Adjust all classes and function names.
	* iface/gspn/ltlgspn.cc, iface/gspn/Makefile.am: Adjust all classes
	filenames and function names.
	* m4/gspnlib.m4: Define WITH_GSPN_SSP and LIBGSPNSSP_LDFLAGS.

1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
	* src/tgbaalgos/gtec/nsheap.cc (numbered_state_heap_hash_map::find):
	Rewrite.
	(numbered_state_heap_hash_map::index): New functions.
	(numbered_state_heap_hash_map::filter): Delete.
	* src/tgbaalgos/gtec/nsheap.hh
	(numbered_state_heap_hash_map::index): New functions.
	(numbered_state_heap_hash_map::filter): Delete.
	* iface/gspn/eesrg.cc (numbered_state_heap_eesrg_semi::find,
	numbered_state_heap_eesrg_semi::index): Rewrite.
	(numbered_state_heap_eesrg_semi::filter): Remove.
	* src/tgbaalgos/gtec/gtec.cc, src/tgbaalgos/gtec/ce.cc:
	Adjust to use find() and index() instead of filter()..


1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
	* iface/gspn/eesrg.cc (connected_component_eesrg::has_state):
	Free filtered states.
	(emptiness_check_shy_eesrg): New class.
	(emptiness_check_eesrg_shy): New function.
	* iface/gspn/eesrg.hh (emptiness_check_eesrg_shy): New function.
	* iface/gspn/ltlgspn.cc (main) [EESRG]: Handle -e3, -e4, and -e5.
	* * src/tgbaalgos/gtec/gtec.hh, src/tgbaalgos/gtec/gtec.cc
	(emptiness_check_shy::check): Move arc, num, succ_queue, and todo
	as attributes.
	(emptiness_check_shy::find_state): New virtual function.

1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
2004-04-14  Soheib Baarir  <Souheib.Baarir@lip6.fr>
	    Alexandre Duret-Lutz  <adl@src.lip6.fr>

	* iface/gspn/ltlgspn.cc (connected_component_eesrg,
	connected_component_eesrg_factory, numbered_state_heap_eesrg_semi,
	numbered_state_heap_eesrg_const_iterator,
	numbered_state_heap_eesrg_factory_semi): New classes.
	(emptiness_check_eesrg_semi, emptiness_check_eesrg_shy_semi,
	counter_example_eesrg): New functions.
	* iface/gspn/eesrg.hh (emptiness_check_eesrg_semi,
	emptiness_check_eesrg_shy_semi, counter_example_eesrg): New
	functions.
	* iface/gspn/ltlgspn.cc [EESRG]: Adjust to call these new functions.

1649
1650
1651
1652
1653
1654
1655
1656
2004-04-14  Soheib Baarir  <Souheib.Baarir@lip6.fr>

	* iface/gspn/eesrg.cc (tgba_succ_iterator_gspn_eesrg,
	state_gspn_eesrg): Compute the array of all successors of the
	right state beforehand, pass it to Greatspn (left automata) at
	once, let it compute the resulting synchronized arcs, and iterate
	on that result.

1657
1658
2004-04-14  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
	* src/tgbaalgos/gtec/nsheap.hh (numbered_state_heap_factory,
	numbered_state_heap_hash_map_factory): New class.
	* src/tgbaalgos/gtec/nsheap.cc (numbered_state_heap_hash_map_factory):
	Implement it.
	* src/tgbaalgos/gtec/gtec.hh (emptiness_check::emptiness_check,
	emptiness_check_shy::emptiness_check_shy): Take a
	numbered_state_heap_factory argument.
	* tgbaalgos/gtec/status.hh
	(emptiness_check_status::emptiness_check_status): Likewise.
	(emptiness_check_status::h): Make it a numbered_state_heap*.
	* src/tgbaalgos/gtec/ce.cc, tgbaalgos/gtec/gtec.cc,
	tgbaalgos/gtec/status.cc: Adjust uses of ecs_->h.

1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
	* src/tgbaalgos/emptinesscheck.hh, src/tgbaalgos/emptinesscheck.cc:
	Delete and split into ...
	* src/tgbaalgos/gtec/ce.cc, src/tgbaalgos/gtec/ce.hh,
	src/tgbaalgos/gtec/explscc.cc, src/tgbaalgos/gtec/explscc.hh,
	src/tgbaalgos/gtec/gtec.cc, src/tgbaalgos/gtec/gtec.hh,
	src/tgbaalgos/gtec/nsheap.cc, src/tgbaalgos/gtec/nsheap.hh,
	src/tgbaalgos/gtec/sccstack.cc, src/tgbaalgos/gtec/sccstack.hh,
	src/tgbaalgos/gtec/status.cc, src/tgbaalgos/gtec/status.hh: ...
	these new files.
	* src/tgbaalgos/gtec/Makefile.am: New file.
	* src/tgbaalgos/Makefile.am (SUBDIRS, libtgbaalgos_la_LIBADD):
	Recurse into gtec and link gtec/libgtec.la.
	(tgbaalgos_HEADERS, libtgbaalgos_la_SOURCES): Remove emptinesscheck.hh
	and emptinesscheck.cc.
	* configure.ac: Output src/tgbalagos/gtec/Makefile.
	* iface/gspn/ltlgspn.cc, src/tgbatest/ltl2tgba.cc: Update includes.
	* README: Update tree description.

1690
1691
2004-04-13  Alexandre Duret-Lutz  <adl@src.lip6.fr>

1692
	* src/tgbaalgos/emptinesscheck.hh (numbered_state_heap_const_iterator,
1693
	numbered_state_heap, numbered_state_heap_hash_map): New classes.
1694
	* src/tgbaalgos/emptinesscheck.cc
1695
1696
1697
	(numbered_state_heap_hash_map_const_iterator): New class.
	(numbered_state_heap_hash_map): Implement it.

1698
1699
1700
1701
1702
1703
1704
	* src/tgbaalgos/emptinesscheck.hh
	(explicit_connected_component_factory,
	connected_component_hash_set_factory): New classes.
	(counter_example::counter_example): Take an
	explicit_connected_component_factory factory argument.
	* src/tgbaalgos/emptinesscheck.cc: Adjust.

1705
1706
1707
1708
1709
1710
	* src/tgbaalgos/emptinesscheck.hh (explicit_connected_component):
	New class.
	(counter_example::connected_component_set): Rename as ...
	(connected_component_hash_set): ... this, and inherit from
	explicit_connected_component.
	(counter_example::accepting_path, counter_example::complete_cycle):
1711
1712
1713
	Take an explicit_connected_component argument instead of a
	connected_component_set.
	* src/tgbaalgos/emptinesscheck.cc: Adjust.
1714