spot 2.11.4.dev
sccstack.hh
1// -*- coding: utf-8 -*-
2// Copyright (C) 2013, 2014 Laboratoire de Recherche et Développement de
3// l'Epita (LRDE).
4// Copyright (C) 2004, 2005 Laboratoire d'Informatique de Paris 6 (LIP6),
5// département Systèmes Répartis Coopératifs (SRC), Université Pierre
6// et Marie Curie.
7//
8// This file is part of Spot, a model checking library.
9//
10// Spot is free software; you can redistribute it and/or modify it
11// under the terms of the GNU General Public License as published by
12// the Free Software Foundation; either version 3 of the License, or
13// (at your option) any later version.
14//
15// Spot is distributed in the hope that it will be useful, but WITHOUT
16// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
17// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
18// License for more details.
19//
20// You should have received a copy of the GNU General Public License
21// along with this program. If not, see <http://www.gnu.org/licenses/>.
22
23#pragma once
24
25#include <bddx.h>
26#include <list>
27#include <spot/twa/twa.hh>
28
29namespace spot
30{
31 // A stack of Strongly-Connected Components, as needed by the
32 // Tarjan-Couvreur algorithm.
33 class SPOT_API scc_stack
34 {
35 public:
37 {
38 public:
39 connected_component(int index = -1);
40
42 int index;
46
47 std::list<const state*> rem;
48 };
49
51 void push(int index);
52
55
57 const connected_component& top() const;
58
60 void pop();
61
63 size_t size() const;
64
66 std::list<const state*>& rem();
67
71 unsigned clear_rem();
72
74 bool empty() const;
75
76 typedef std::list<connected_component> stack_type;
77 stack_type s;
78 };
79}
Definition: sccstack.hh:34
void pop()
Pop the top SCC.
const connected_component & top() const
Access the top SCC.
std::list< const state * > & rem()
The rem member of the top SCC.
connected_component & top()
Access the top SCC.
unsigned clear_rem()
bool empty() const
Is the stack empty?
void push(int index)
Stack a new SCC with index index.
size_t size() const
How many SCC are in stack.
Definition: automata.hh:27
An acceptance mark.
Definition: acc.hh:90
Definition: sccstack.hh:37
int index
Index of the SCC.
Definition: sccstack.hh:42
acc_cond::mark_t condition
Definition: sccstack.hh:45

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