spot 2.12.2
strength.hh
1// -*- coding: utf-8 -*-
2// Copyright (C) by the Spot authors, see the AUTHORS file for details.
3//
4// This file is part of Spot, a model checking library.
5//
6// Spot is free software; you can redistribute it and/or modify it
7// under the terms of the GNU General Public License as published by
8// the Free Software Foundation; either version 3 of the License, or
9// (at your option) any later version.
10//
11// Spot is distributed in the hope that it will be useful, but WITHOUT
12// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
14// License for more details.
15//
16// You should have received a copy of the GNU General Public License
17// along with this program. If not, see <http://www.gnu.org/licenses/>.
18
19#pragma once
20
21#include <spot/twaalgos/sccinfo.hh>
22
23namespace spot
24{
42 SPOT_API bool
43 is_terminal_automaton(const const_twa_graph_ptr& aut,
44 scc_info* sm = nullptr);
45
46
47 // 3-arg form was deprecated in Spot 2.12
48 SPOT_DEPRECATED("is third argument of is_terminal_automaton()"
49 " is now ignored")
50 SPOT_API bool
51 is_terminal_automaton(const const_twa_graph_ptr& aut,
52 scc_info* sm, bool);
53
67 SPOT_API bool
68 is_weak_automaton(const const_twa_graph_ptr& aut, scc_info* sm = nullptr);
69
84 SPOT_API bool
85 is_very_weak_automaton(const const_twa_graph_ptr& aut,
86 scc_info* sm = nullptr);
87
101 SPOT_API bool
102 is_inherently_weak_automaton(const const_twa_graph_ptr& aut,
103 scc_info* sm = nullptr);
104
130 SPOT_API bool
131 is_safety_automaton(const const_twa_graph_ptr& aut,
132 scc_info* sm = nullptr);
133
140 SPOT_API bool
141 is_liveness_automaton(const const_twa_graph_ptr& aut);
142
152 SPOT_API void
153 check_strength(const twa_graph_ptr& aut, scc_info* sm = nullptr);
154
155
182 SPOT_API twa_graph_ptr
183 decompose_scc(const const_twa_graph_ptr& aut, const char* keep);
184
192 SPOT_API twa_graph_ptr
193 decompose_scc(scc_info& sm, const char* keep);
194
195 SPOT_DEPRECATED("use decompose_scc() instead")
196 SPOT_API twa_graph_ptr
197 decompose_strength(const const_twa_graph_ptr& aut, const char* keep);
198
208 SPOT_API twa_graph_ptr
209 decompose_scc(scc_info& sm, unsigned scc_num, bool accepting = false);
210}
Compute an SCC map and gather assorted information.
Definition: sccinfo.hh:449
Definition: automata.hh:26
bool is_weak_automaton(const const_twa_graph_ptr &aut, scc_info *sm=nullptr)
Check whether an automaton is weak.
bool is_inherently_weak_automaton(const const_twa_graph_ptr &aut, scc_info *sm=nullptr)
Check whether an automaton is inherently weak.
twa_graph_ptr decompose_scc(const const_twa_graph_ptr &aut, const char *keep)
Extract a sub-automaton of a given strength.
bool is_very_weak_automaton(const const_twa_graph_ptr &aut, scc_info *sm=nullptr)
Check whether an automaton is very-weak.
bool is_terminal_automaton(const const_twa_graph_ptr &aut, scc_info *sm=nullptr)
Check whether an automaton is terminal.
bool is_safety_automaton(const const_twa_graph_ptr &aut, scc_info *sm=nullptr)
Check whether an automaton is a safety automaton.
bool is_liveness_automaton(const const_twa_graph_ptr &aut)
Whether the automaton represents a liveness property.
void check_strength(const twa_graph_ptr &aut, scc_info *sm=nullptr)
Check whether an automaton is weak or terminal.

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