into a TGBA instead of a TBA.
* src/tgba/tgbacomplement.hh, src/tgba/tgbacomplement.cc:
Adjust the transformation from Streett to Büchi to support
generalized acceptance conditions.
* src/tgbatest/complementation.cc: Improve output messages.
* src/tgbatest/complementation.test: New tests.
* src/tgba/tgbacomplement.hh, src/tgba/tgbacomplement.cc: New
files. The complementation algorithm.
* src/tgba/Makefile.am: Adjust.
* src/tgbatest/complementation.test,
src/tgbatest/complementation.cc: New files. Test suite for the
complementation algorithm.
* src/tgbatest/Makefile.am: Adjust.
* src/tgbaalgos/Makefile.am: Reformat the header using 80
columns.
new keyword in the ELTL format: finish, which applies to an
automaton operator and tells whether it just completed.
* src/eltlparse/eltlparse.yy: Clean it. Add finish.
* src/eltlparse/eltlscan.ll: Add finish.
* src/formula_tree.cc, src/formula_tree.hh: New files. Define a
small AST representing formulae where atomic props are unknown
which is used in the ELTL parser.
* src/ltlast/automatop.cc, ltlast/automatop.hh, ltlast/nfa.cc,
ltlast/nfa.hh: Adjust.
* src/ltlast/unop.cc, src/ltlast/unop.hh: Finish is an unop.
* src/ltlvisit/basicreduce.cc, src/ltlvisit/nenoform.cc,
src/ltlvisit/reduce.cc, src/ltlvisit/syntimpl.cc,
src/ltlvisit/tostring.cc, src/ltlvisit/tunabbrev.cc,
src/tgba/formula2bdd.cc, src/tgbaalgos/ltl2tgba_fm.cc,
src/tgbaalgos/ltl2tgba_lacim.cc: Handle finish in switches.
* src/tgbaalgos/eltl2tgba_lacim.cc: Translate finish.
* src/tgbatest/eltl2tgba.test: More tests.
a new tgba_scc class.
* src/tgba/futurecondcol.cc, src/tgba/futurecondcol.hh: Move
all delegation functions and scc_map into ...
* src/tgba/tgbascc.cc, src/tgba/tgbascc.hh: ... these new files.
for ELTL. This is a new version of the work started in 2008 with
LTL and ELTL formulae now sharing the same class hierarchy.
* configure.ac: Adjust for src/eltlparse/ and src/eltltest/
directories, and call AX_BOOST_BASE.
* m4/boost.m4: New file defining AX_BOOST_BASE([MINIMUM-VERSION]).
* src/Makefile.am: Add eltlparse and eltltest.
* src/eltlparse/: New directory. Contains the ELTL parser.
* src/eltltest/: New directory. Contains tests related to
ELTL (parser and AST).
* src/ltlast/Makefile.am: Adjust for ELTL AST files.
* src/ltlast/automatop.cc, src/ltlast/automatop.hh: New files.
Represent automaton operators nodes used in ELTL ASTs.
* src/ltlast/nfa.cc, src/ltlast/nfa.hh: New files. Represent
simple NFAs used internally by automatop nodes.
* src/ltlast/allnode.hh, src/ltlast/predecl.hh,
src/ltlast/visitor.hh: Adjust for automatop.
* src/ltlvisit/basicreduce.cc, src/ltlvisit/clone.cc,
src/ltlvisit/clone.hh, src/ltlvisit/contain.cc,
src/ltlvisit/dotty.cc, src/ltlvisit/nenoform.cc,
src/ltlvisit/postfix.cc, src/ltlvisit/postfix.hh,
src/ltlvisit/reduce.cc, src/ltlvisit/syntimpl.cc,
src/ltlvisit/tostring.cc: Because LTL and ELTL formulae share the
same class hierarchy, LTL visitors need to handle automatop nodes
to compile. When it's meaningful the visitor applies on automatop
nodes or simply assert(0) otherwise.
* src/tgba/tgbabddconcretefactory.cc (create_anonymous_state),
src/tgba/tgbabddconcretefactory.hh (create_anonymous_state): New
function used by the LaCIM translation algorithm for ELTL.
* src/tgbaalgos/Makefile.am: Adjust for eltl2tgba_lacim* files.
* src/tgbaalgos/eltl2tgba_lacim.cc,
src/tgbaalgos/eltl2tgba_lacim.hh: New files. Implementation of
the LaCIM translation algorithm for ELTL.
* src/tgbaalgos/ltl2tgba_fm.cc, src/tgbaalgos/ltl2tgba_lacim.cc:
Handle automatop nodes in the translation by an assert(0).
* src/tgbatest/Makefile.am: Adjust for eltl2tgba.* files.
* src/src/tgbatest/eltl2tgba.cc, src/tgbatest/eltl2tgba.test: New
files
* src/ltlenv/environment.hh, src/ltlvisit/basicreduce.cc: Remove
useless FIXMEs.
* src/ltlvisit/reduce.cc (reduce_visitor::visit(binop)): Compute
syntactic implications only when needed.
* src/tgbaalgos/reductgba_sim_del.cc
(build_recurse_successor_spoiler): Remplace the FIXME by an assert.
* src/tgba/tgbareduc.cc: Reword some comments, discard old
commented code.
New function.
* src/tgba/tgbaproduct.cc, src/tgba/tgbaproduct.hh: Use it to
distinguish acceptance conditions that are identical in both
operands.
* src/tgbatest/explpro4.test: New file.
* src/tgbatest/explpro2.test, src/tgbatest/Makefile.am: Adjust.
Rename as ...
(free_anonymous_list_of): ... this, and correct their update on
release. Also correct yesterday's the correction (ahem!).
(dump): Improve verbosity.
* src/misc/freelist.cc (free_list::remove, free_list::insert): Fix
longstanding thinkos.
(free_list::free_count): New function.
call release_n(), not remove() to repopulated the freelist of
anonymous BDD variables. New code I'm working on triggered an
assertion inside remove(), but I'm surprised this bug hadn't
manifested before !
virtual destructors.
* src/tgba/tgbabddfactory.hh (tgba_bdd_factory): Likewise.
* src/misc/hash.hh: Use the std namespace only with GCC 3.0,
not with all compiler versions with minor version 0.
* src/tgba/tgbatba.cc (tgba_tba_proxy_succ_iterator): Fix
friend declaration of ::spot::tgba_tba_proxy.
* src/misc/hash.hh (ptr_hash): Use knuth32_hash.
* src/tgba/tgbabddconcretefactory.hh (tgba_bdd_concrete_factory): Use
ltl::formula_ptr_hash for acc_map_.
src/ltlast/refformula.hh, src/ltlenv/defaultenv.hh,
src/misc/bareword.hh, src/tgba/succiter.hh,
src/tgba/tgbabddfactory.hh, src/tgba/tgbareduc.hh,
src/tgbaalgos/dupexp.hh, src/tgbaalgos/emptiness_stats.hh,
src/tgbaalgos/ltl2tgba_fm.hh, src/tgbaalgos/ltl2tgba_lacim.hh,
src/tgbaalgos/reductgba_sim.hh, src/tgbaalgos/tau03opt.hh: Add
or fix include guards.
* src/sanity/includes.test: Check the presence of the include
guard.
vr_map, free_annonymous_list_of_type>: Redeclare as std::map,
instead of Sgi::hash_map. It proved to be faster.
* src/tgbaalgos/ltl2tgba_fm.cc (translate_dict) <fv_map, vf_map>:
Use the same definition as in bdd_dict.
* tgbaalgos/reachiter.hh, tgbaalgos/replayrun.cc: Explicitly
include misc/hash.hh.
(tgba_explicit::create_transition(state*, const state*)): New function.
* src/tgbaalgos/randomgraph.cc, src/tgbaalgos/randomgraph.hh:
(random_graph): Revamp the algorithm to call rand() less often.
* src/tgbatest/randtgba.cc: Add option -0 to easy profiling.
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/.
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().
* 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.
(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.
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.
