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rename is_guarantee_automaton() as is_terminal_automaton()

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* src/twaalgos/safety.hh, src/twaalgos/safety.cc: Here.
* src/bin/ltlfilt.cc, src/tests/ikwiad.cc, src/twaalgos/minimize.cc,
wrap/python/ajax/spotcgi.in: Adjust.
* NEWS: Mention the change.
This commit is contained in:
Alexandre Duret-Lutz 2015-11-07 14:05:01 +01:00
parent 0c5f87b442
commit 8a8ec21de7
7 changed files with 16 additions and 28 deletions
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22
src/twaalgos/safety.hh
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@ -23,30 +23,18 @@
namespace spot
{
/// \brief Whether an automaton represents a guarantee property.
/// \brief Whether an automaton is terminal.
///
/// A weak deterministic TGBA represents a guarantee property if any
/// accepting path ends on an accepting state with only one
/// transition that is a self-loop labelled by true.
///
/// Note that in the general case, this is only a sufficient
/// condition : some guarantee automata might not be recognized with
/// this check e.g. because of some non-determinism in the
/// automaton. In that case, you should interpret a \c false return
/// value as "I don't know".
///
/// If you apply this function on a weak deterministic TGBA
/// (e.g. after a successful minimization with
/// minimize_obligation()), then the result leaves no doubt: false
/// really means that the automaton is not a guarantee property.
/// An automaton is terminal if any accepting path ends on an
/// accepting state with only one transition that is a self-loop
/// labelled by true.
///
/// \param aut the automaton to check
///
/// \param sm an scc_info object for the automaton if available (it
/// will be built otherwise).
SPOT_API bool
is_guarantee_automaton(const const_twa_graph_ptr& aut,
scc_info* sm = nullptr);
is_terminal_automaton(const const_twa_graph_ptr& aut, scc_info* sm = nullptr);
/// \brief Whether a minimized WDBA represents a safety property.
///