rename src/ as spot/ and use include <spot/...>
* NEWS: Mention the change. * src/: Rename as ... * spot/: ... this, adjust all headers to include <spot/...> instead of "...", and adjust all Makefile.am to search headers from the top-level directory. * HACKING: Add conventions about #include. * spot/sanity/style.test: Add a few more grep to catch cases that do not follow these conventions. * .gitignore, Makefile.am, README, bench/stutter/Makefile.am, bench/stutter/stutter_invariance_formulas.cc, bench/stutter/stutter_invariance_randomgraph.cc, configure.ac, debian/rules, doc/Doxyfile.in, doc/Makefile.am, doc/org/.dir-locals.el.in, doc/org/g++wrap.in, doc/org/init.el.in, doc/org/tut01.org, doc/org/tut02.org, doc/org/tut03.org, doc/org/tut10.org, doc/org/tut20.org, doc/org/tut21.org, doc/org/tut22.org, doc/org/tut30.org, iface/ltsmin/Makefile.am, iface/ltsmin/kripke.test, iface/ltsmin/ltsmin.cc, iface/ltsmin/ltsmin.hh, iface/ltsmin/modelcheck.cc, wrap/python/Makefile.am, wrap/python/ajax/spotcgi.in, wrap/python/spot_impl.i, wrap/python/tests/ltl2tgba.py, wrap/python/tests/randgen.py, wrap/python/tests/run.in: Adjust.
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108
spot/twaalgos/bfssteps.cc
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108
spot/twaalgos/bfssteps.cc
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// -*- coding: utf-8 -*-
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// Copyright (C) 2014, 2015 Laboratoire de Recherche et Développement
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// de l'Epita (LRDE)
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// Copyright (C) 2004 Laboratoire d'Informatique de Paris 6 (LIP6),
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// département Systèmes Répartis Coopératifs (SRC), Université Pierre
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// et Marie Curie.
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//
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// This file is part of Spot, a model checking library.
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//
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// Spot is free software; you can redistribute it and/or modify it
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// under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 3 of the License, or
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// (at your option) any later version.
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//
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// Spot is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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// License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include <deque>
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#include <utility>
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#include <spot/twa/twa.hh>
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#include <spot/twaalgos/bfssteps.hh>
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namespace spot
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{
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bfs_steps::bfs_steps(const const_twa_ptr& a)
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: a_(a)
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{
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}
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bfs_steps::~bfs_steps()
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{
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}
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void
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bfs_steps::finalize(const std::map<const state*, twa_run::step,
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state_ptr_less_than>& father, const twa_run::step& s,
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const state* start, twa_run::steps& l)
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{
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twa_run::steps p;
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twa_run::step current = s;
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for (;;)
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{
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twa_run::step tmp = current;
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tmp.s = tmp.s->clone();
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p.push_front(tmp);
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if (current.s == start)
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break;
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std::map<const state*, twa_run::step,
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state_ptr_less_than>::const_iterator it = father.find(current.s);
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assert(it != father.end());
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current = it->second;
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}
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l.splice(l.end(), p);
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}
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const state*
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bfs_steps::search(const state* start, twa_run::steps& l)
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{
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// Records backlinks to parent state during the BFS.
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// (This also stores the propositions of this link.)
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std::map<const state*, twa_run::step,
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state_ptr_less_than> father;
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// BFS queue.
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std::deque<const state*> todo;
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// Initial state.
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todo.push_back(start);
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while (!todo.empty())
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{
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const state* src = todo.front();
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todo.pop_front();
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for (auto i: a_->succ(src))
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{
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const state* dest = filter(i->dst());
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if (!dest)
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continue;
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bdd cond = i->cond();
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acc_cond::mark_t acc = i->acc();
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twa_run::step s = { src, cond, acc };
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if (match(s, dest))
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{
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// Found it!
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finalize(father, s, start, l);
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return dest;
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}
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// Common case: record backlinks and continue BFS
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// for unvisited states.
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if (father.find(dest) == father.end())
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{
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todo.push_back(dest);
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father[dest] = s;
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}
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}
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}
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return nullptr;
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}
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}
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