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Use shared_ptr for the emptiness check interfaces.

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At the same time, this adds a is_empty() method to the tgba class,
simplifying many places that ran emptiness checks.

* iface/dve2/dve2check.cc, src/bin/ltlcross.cc,
src/dstarparse/dra2ba.cc, src/ltlvisit/contain.cc, src/tgba/tgba.cc,
src/tgba/tgba.hh, src/tgbaalgos/emptiness.cc,
src/tgbaalgos/emptiness.hh, src/tgbaalgos/gtec/ce.cc,
src/tgbaalgos/gtec/ce.hh, src/tgbaalgos/gtec/gtec.cc,
src/tgbaalgos/gtec/gtec.hh, src/tgbaalgos/gv04.cc,
src/tgbaalgos/gv04.hh, src/tgbaalgos/magic.cc,
src/tgbaalgos/magic.hh, src/tgbaalgos/minimize.cc,
src/tgbaalgos/ndfs_result.hxx, src/tgbaalgos/powerset.cc,
src/tgbaalgos/projrun.cc, src/tgbaalgos/projrun.hh,
src/tgbaalgos/reducerun.cc, src/tgbaalgos/reducerun.hh,
src/tgbaalgos/replayrun.cc, src/tgbaalgos/replayrun.hh,
src/tgbaalgos/rundotdec.cc, src/tgbaalgos/rundotdec.hh,
src/tgbaalgos/se05.cc, src/tgbaalgos/se05.hh,
src/tgbaalgos/tau03.cc, src/tgbaalgos/tau03.hh,
src/tgbaalgos/tau03opt.cc, src/tgbaalgos/tau03opt.hh,
src/tgbaalgos/word.cc, src/tgbaalgos/word.hh,
src/tgbatest/checkpsl.cc, src/tgbatest/complementation.cc,
src/tgbatest/emptchk.cc, src/tgbatest/ltl2tgba.cc,
src/tgbatest/randtgba.cc, wrap/python/ajax/spot.in,
wrap/python/spot.i: Use shared_ptr.
This commit is contained in:
Alexandre Duret-Lutz 2014-08-23 18:34:00 +02:00
parent 803e17bb8d
commit 6d7c258fd7
42 changed files with 335 additions and 402 deletions
Download patch file Download diff file Expand all files Collapse all files

28
src/tgbaalgos/minimize.cc
View file

@ -260,13 +260,7 @@ namespace spot
// Contrustruct a product between
// LOOP_A, and ORIG_A starting in *IT.
// FIXME: This could be sped up a lot!
emptiness_check* ec = couvreur99(product_at(loop_a, orig_a,
loop_a_init, it));
emptiness_check_result* res = ec->check();
delete res;
delete ec;
if (res)
if (!product_at(loop_a, orig_a, loop_a_init, it)->is_empty())
{
accepting = true;
break;
@ -674,25 +668,15 @@ namespace spot
bool ok = false;
emptiness_check* ec = couvreur99(product(min_aut_f, aut_neg_f));
emptiness_check_result* res = ec->check();
if (!res)
if (product(min_aut_f, aut_neg_f)->is_empty())
{
delete ec;
// Complement the minimized WDBA.
auto neg_min_aut_f = wdba_complement(min_aut_f);
ec = couvreur99(product(aut_f, neg_min_aut_f));
res = ec->check();
if (!res)
{
// Finally, we are now sure that it was safe
// to minimize the automaton.
ok = true;
}
if (product(aut_f, neg_min_aut_f)->is_empty())
// Finally, we are now sure that it was safe
// to minimize the automaton.
ok = true;
}
delete res;
delete ec;
if (ok)
return min_aut_f;