two unabbreviate_logic definitions (const and non-const) into a
function that takes a const formula* and return a non-const
formula*.  Since formula* is convertible to const formula*, and
the const version of the function just called the non-onst one, it
makes no sense to keep both.  Also, it confused Swig.
* src/ltlvisit/nenoform.cc, src/ltlvisit/nenoform.hh: Likewise
for negative_normal_form.
* src/ltlvisit/tunabbrev.cc, src/ltlvisit/tunabbrev.hh: Likewise
for unabbreviate_ltl.
* src/ltlvisit/clone.cc, src/ltlvisit/clone.hh: Likewise for clone.
* src/ltlvisit/destroy.cc, src/ltlvisit/destroy.hh: Likewise
for destroy.

* iface/gspn/simple.test, iface/gspn/dcswave.test,
iface/gspn/dcswaveltl.test: Make sure the example directory
is writable.
* m4/lbtt.m4, m4/buddy.m4: Always configure buddy/ and lbtt/,
regardless of the --with-included-buddy and --with-included-lbtt
settings.

Explicitely refer to spot_wrap.cxx and spot.py as
$(srcdir)/spot_wrap.cxx and $(srcdir)/spot.py.
(spot_wrap.cxx, spot.py):

spot.i in $(srcdir).

and wrap/python/tests/run.
* wrap/python/Makefile.am (SUBDIRS): New variable.
* wrap/python/spot.i: Include all formulae headers from ltlast/,
as well as ltlvisit/destroy.hh.
(spot::ltl::formula::__cmp__, spot::ltl::formula::__str__): New
functions.
* wrap/python/tests/Makefile.am, wrap/python/tests/ltlsimple.py,
wrap/python/tests/run.in: New files.

* wrap/python/Makefile.am (EXTRA_DIST): Add ltihooks.py.

* wrap/python/Makefile.am, wrap/python/spot.i: ... here.
* wrap/Makefile.am: New file.
* configure.ac: Output wrap/python/Makefile.

* src/misc/Makefile.am (misc_HEADERS): Remove const_sel.hh.

* iface/Makefile.am (SUBDIRS): Recurse in gspn only if condition
WITH_GSPN.

print_state.

* iface/gspn/Makefile.am (TESTS): Add dcswaveltl.test.
(ltlgspn_rg_LDADD, ltlgspn_srg_LDADD, ltlgspn_rg_SOURCES)
(ltlgspn_srg_SOURCES): New variables.
(check_PROGRAMS): Add ltlgspn-rg and ltlgspn-srg.

(ltlgspn_rg_LDADD, ltlgspn_srg_LDADD, ltlgspn_rg_SOURCES)
(ltlgspn_srg_SOURCES): New variables.
(check_PROGRAMS): Add ltlgspn-rg and ltlgspn-srg.

* iface/gspn/Makefile.am (gspn_HEADERS, gspndir): Install
gspn.hh.

(tgba::project_state): New method.
* src/tgba/tgbaproduct.hh, src/tgba/tgbaproduct.cc
(tgba_product::project_state): New method.
* src/tgba/tgbabta.hh, src/tgba/tgbabta.cc
(tgba_bta_proxy::project_state): New method.
* src/tgbaalgos/magic.cc (magic_search::print_result): Take
a restrict argument.

* src/ltltest/parse.test: Test them.

and SIGQUIT.
* src/ExternalTranslator.cc (ExternalTranslator::translate): Likewise.
* src/main.cc (main): Do not intercept SIGINT in
non-interactive runs.

(tbalbtt_SOURCES, tbalbtt_CXXFLAGS): New variables.
* src/tgbatest/spotlbtt.cc [TBA]: Build tba proxies conditionally.
* src/tgbatest/spotlbtt.test: Include tbalbtt in the tests.

(tgba_tba_proxy::state_is_accepting): New method.
* src/tgbaalgos/magic.hh, src/tgbaalgos/magic.cc: New files.
* src/tgbaalgos/Makefile.am (libtgbaalgos_la_SOURCES,
tgbaalgos_HEADERS): Add them.
* src/tgbatest/ltlmagic.cc, src/tgbatest/ltlmagic.test: New files.
* src/tgbatest/Makefile.am (TESTS, ltlmagic_SOURCES,
check_PROGRAMS): Add them.

* src/tgba/tgbatba.cc, src/tgba/tgbatba.hh: New files.
* src/tgba/Makefile.am (tgba_HEADERS): Add tgbatba.hh.
(libtgba_la_SOURCES): Add tgbatba.cc.
* src/tgbatest/ltl2tgba.cc: Add option -D.

* src/misc/bddlt.hh: ... in this new file.
* src/misc/Makefile.am (misc_HEADERS): Add bddlt.hh.

(libtgbaalgos_la_SOURCES): Add reachiters.cc.
* src/tgbaalgos/dotty.cc, src/tgbaalgos/save.cc: Rewrite using
spot::tgba_reachable_iterator_breadth_first.
* src/tgbatest/explicit.test, src/tgbatest/tgbaread.test,
src/tgbatest/tripprod.test: Adjust expected output.

* iface/gspn/Makefile.am (EXTRA_DIST): Add $(TESTS).
(TESTS, check_SCRIPTS, distclean-local): New.
* iface/gspn/dcswave.test, iface/gspn/simple.test,
iface/gspn/defs.in: New files.
* iface/gspn/dottygspn.cc (main): Take the list of properties
of interest in argument.

iface/gspn/examples/DCSwave/DCSWave.net
iface/gspn/examples/DCSwave/DCSWave.tobs,
iface/gspn/examples/simple/simple.def,
iface/gspn/examples/simple/simple.net,
iface/gspn/examples/simple/simple.tobs: New files, from
Yann Thierry-Mieg.
* iface/gspn/Makefile.am (EXTRA_DIST): New variables.

Rethrow caught expections.

Define LIBGSPNRG_LDFLAGS and LIBGSPNSRG_LDFLAGS, not
LIBGSPN_LDFLAGS.
* iface/gspn/Makefile.am: Adjust, build dottygspn-rg and
dottygspn-srg instead of dottygspn.
* iface/gspn/gspn.cc (EVENT_TRUE): Undefine.
(tgba_gspn_private_::~tgba_gspn_private_): Free all_indexes.
* iface/gspn/dottygspn.cc (main): Destroy the automaton before
its dictionnary.

the root of a product to reduce its number of successors.
* src/tgba/Makefile.am (libtgba_la_SOURCES): Add tgba.cc.
* src/tgba/tgba.hh (tgba::succ_iter): Add the global_state and
global_automaton arguments.
(tgba::support_conditions, tgba::support_variables,
tgba::compute_support_conditions, tgba::compute_support_variables):
New functions.
(tgba::last_support_conditions_input_,
tgba::last_support_conditions_output_,
tgba::last_support_variables_input_,
tgba::last_support_variables_output_): New attributes.
* src/tgba/tgbabddconcrete.cc (tgba_bdd_concrete::succ_iter):
Handle the two new arguments.
(tgba_bdd_concrete::compute_support_conditions,
tgba_bdd_concrete::compute_support_variables): Implement them.
* src/tgba/tgbabddconcrete.hh: Adjust.
* src/tgba/tgbaexplicit.cc (tgba_explicit::succ_iter):	Ignore
the two new arguments.
(tgba_explicit::compute_support_conditions,
tgba_explicit::compute_support_variables): Implement them.
* src/tgba/tgbaexplicit.hh: Adjust.
* src/tgba/tgbaproduct.cc (tgba_product::succ_iter): Handle the
two new arguments.
(tgba_product::compute_support_conditions,
tgba_product::compute_support_variables): Implement them.
* src/tgba/tgbaproduct.hh: Adjust.
* iface/gspn/gspn.cc (tgba_gspn_private_::last_state_cond_input,
tgba_gspn_private_::last_state_cond_output,
(tgba_gspn_private_::tgba_gspn_private_): Set last_state_cond_input.
(tgba_gspn_private_::~tgba_gspn_private_): Delete
last_state_cond_input.
(tgba_gspn_private_::state_conds): New function, eved out
from tgba_gspn::succ_iter.
(tgba_gspn::succ_iter): Use it.  Use the two new arguments.
(tgba_gspn::compute_support_conditions,
tgba_gspn::compute_support_variables): New functions.
* iface/gspn/gspn.hh: Adjust.

bdd_uniquecomp, bdd_appexcomp, bdd_appallcomp,
bdd_appunicomp): Declare for C and C++.
* src/bddop.c (CACHEID_EXISTC, CACHEID_FORALLC,
CACHEID_UNIQUEC, CACHEID_APPEXC, CACHEID_APPALC,
CACHEID_APPUNCC): New macros.
(quatvarsetcomp): New variables.
(varset2vartable): Take a second argument to indicate negation,
set quatvarsetcomp.
(INVARSET): Honor quatvarsetcomp.
(quantify): New function, extracted from bdd_exist, bdd_forall,
and bdd_appunicomp.
(bdd_exist, bdd_forall, bdd_appunicomp): Use quantify.
(bdd_existcomp, bdd_forallcomp, bdd_appunicompcomp): New functions.
(appquantify): New function, extracted from bdd_appex, bdd_appall,
and bdd_appuni.
(bdd_appex, bdd_appall, bdd_appuni): Use appquantify.
(bdd_appexcomp, bdd_appallcomp, bdd_appunicomp): New functions.

* src/bddop.c (bdd_support): Return bddtrue when the support
is empty, because variable sets are conjunctions.

(tgba_gspn::succ_iter): Fix usage of cube.

* configure.ac: Call AX_CHECK_GSPNLIB.
* Makefile.am (EXTRA_DIST): Add m4/gspnlib.m4.
* iface/gspn/Makefile.am (AM_CPPFLAGS): Add $(LIBGSPN_CPPFLAGS).
(libspotgspn_la_LIBADD, check_PROGRAMS, dottygspn_SOURCES,
dottygspn_LDADD): New variables.
* iface/gspn/gspn.hh (gspn_interface): New class.
(gspn_exeption): Take a string argument and adjust all callers.
(operator<<): Define for gspn_exeption.
* iface/gspn/gspn.cc (gspn_interface::gspn_interface,
gspn_interface::~gspn_interface): New.
* iface/gspn/gspnlib.h: Delete, it belongs to GSPN.
* iface/gspn/dottygspn.cc: New file.

when using an already installed lbtt.

Disallow copy for security.

* src/tgba/tgbabddconcrete.hh (tgba_bdd_concrete): Disallow copy.
* src/tgba/tgbaexplicit.hh (tgba_explicit): Likewise.
* src/tgba/tgbaexplicit.cc (tgba_explicit::operator=,
tgba_explicit::tgba_explicit(tgba_explicit)): Remove.
* src/tgba/tgbabddconcreteproduct.cc
(tgba_bdd_concrete_product_factory::tgba_bdd_concrete_product_factory,
product): Take operand automata as pointers.
* src/tgba/tgbabddconcreteproduct.hh (product): Likewise.
* src/tgba/tgbaproduct.cc, src/tgba/tgbaproduct.hh:
(tgba_product): Disallow copy.
(tgba_product::tgba_product): Take operand automata as pointers.
* src/tgbaalgos/dotty.cc (dotty_state, dotty_rec, dotty_reachable):
Take tgba arguments as pointer.
* src/tgbaalgos/dotty.hh (dotty_reachable): Likewise.
* src/tgbaalgos/lbtt.cc (fill_todo, lbtt_reachable): Likewise.
* src/tgbaalgos/lbtt.hh (lbtt_reachable): Likewise.
* src/tgbaalgos/ltl2tgba.cc, src/tgbaalgos/ltl2tgba.hh (ltl_to_tgba):
Likewise.
* src/tgbaalgos/save.cc (save_rec, tgba_save_reachable): Likewise.
* src/tgbaalgos/save.hh (save): Likewise.
* src/tgbatest/explicit.cc, src/tgbatest/explprod.cc,
src/tgbatest/ltl2tgba.cc, src/tgbatest/ltlprod.cc,
src/tgbatest/mixprod.cc, src/tgbatest/readsave.cc,
src/tgbatest/spotlbtt.cc, src/tgbatest/tgbaread.cc,
src/tgbatest/tripprod.cc: Likewise.