1ab46b0864
* src/tgbaalgos/postproc.cc, src/tgbaalgos/postproc.hh: Tweak set_pref() to also accept Any|Complete, Small|Complete, or Deterministic|Complete. * src/bin/common_post.hh, src/bin/common_post.cc: Add option --complete and set comp. * src/bin/dstar2tgba.cc, src/bin/ltl2tgba.cc, src/bin/ltl2tgta.cc: Pass comp to set_pref(). * src/tgbaalgos/complete.cc: Preserve state-based acceptance. * src/tgbatest/dstar.test, src/tgbatest/ltlcross2.test, src/tgbatest/nondet.test: Augment tests. * doc/org/dstar2tgba.org, doc/org/ltl2tgba.org, NEWS: Document.
294 lines
8.3 KiB
C++
294 lines
8.3 KiB
C++
// -*- coding: utf-8 -*-
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// Copyright (C) 2012, 2013 Laboratoire de Recherche et Développement
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// de l'Epita (LRDE).
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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 "common_sys.hh"
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#include <string>
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#include <iostream>
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#include <argp.h>
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#include "error.h"
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#include "gethrxtime.h"
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#include "common_setup.hh"
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#include "common_r.hh"
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#include "common_cout.hh"
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#include "common_finput.hh"
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#include "common_post.hh"
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#include "ltlast/formula.hh"
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#include "tgba/tgbaexplicit.hh"
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#include "tgbaalgos/dotty.hh"
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#include "tgbaalgos/lbtt.hh"
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#include "tgbaalgos/neverclaim.hh"
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#include "tgbaalgos/save.hh"
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#include "tgbaalgos/stats.hh"
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#include "tgbaalgos/translate.hh"
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#include "tgba/bddprint.hh"
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#include "misc/optionmap.hh"
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const char argp_program_doc[] ="\
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Translate linear-time formulas (LTL/PSL) into Büchi automata.\n\n\
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By default it will apply all available optimizations to output \
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the smallest Transition-based Generalized Büchi Automata, \
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in GraphViz's format.\n\
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If multiple formulas are supplied, several automata will be output.";
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#define OPT_TGBA 1
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#define OPT_DOT 2
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#define OPT_LBTT 3
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#define OPT_SPOT 4
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#define OPT_STATS 5
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static const argp_option options[] =
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{
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/**************************************************/
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{ 0, 0, 0, 0, "Output automaton type:", 2 },
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{ "tgba", OPT_TGBA, 0, 0,
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"Transition-based Generalized Büchi Automaton (default)", 0 },
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{ "ba", 'B', 0, 0, "Büchi Automaton", 0 },
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{ "monitor", 'M', 0, 0, "Monitor (accepts all finite prefixes "
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"of the given formula)", 0 },
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/**************************************************/
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{ 0, 0, 0, 0, "Output format:", 3 },
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{ "dot", OPT_DOT, 0, 0, "GraphViz's format (default)", 0 },
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{ "lbtt", OPT_LBTT, "t", OPTION_ARG_OPTIONAL,
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"LBTT's format (add =t to force transition-based acceptance even"
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" on Büchi automata)", 0 },
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{ "spin", 's', 0, 0, "Spin neverclaim (implies --ba)", 0 },
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{ "spot", OPT_SPOT, 0, 0, "SPOT's format", 0 },
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{ "utf8", '8', 0, 0, "enable UTF-8 characters in output "
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"(ignored with --lbtt or --spin)", 0 },
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{ "stats", OPT_STATS, "FORMAT", 0,
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"output statistics about the automaton", 0 },
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/**************************************************/
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{ 0, 0, 0, 0, "The FORMAT string passed to --stats may use "\
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"the following interpreted sequences:", 4 },
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{ "%f", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"the formula, in Spot's syntax", 0 },
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{ "%s", 0, 0, OPTION_DOC | OPTION_NO_USAGE, "number of states", 0 },
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{ "%e", 0, 0, OPTION_DOC | OPTION_NO_USAGE, "number of edges", 0 },
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{ "%t", 0, 0, OPTION_DOC | OPTION_NO_USAGE, "number of transitions", 0 },
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{ "%a", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"number of acceptance sets", 0 },
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{ "%c", 0, 0, OPTION_DOC | OPTION_NO_USAGE, "number of SCCs", 0 },
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{ "%n", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"number of nondeterministic states", 0 },
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{ "%d", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"1 if the automaton is deterministic, 0 otherwise", 0 },
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{ "%p", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"1 if the automaton is complete, 0 otherwise", 0 },
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{ "%r", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"translation time (including pre- and post-processings, but not parsing)"
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" in seconds", 0 },
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{ "%%", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"a single %", 0 },
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/**************************************************/
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{ 0, 0, 0, 0, "Miscellaneous options:", -1 },
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{ "extra-options", 'x', "OPTS", 0,
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"fine-tuning options (see spot-x (7))", 0 },
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{ 0, 0, 0, 0, 0, 0 }
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};
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const struct argp_child children[] =
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{
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{ &finput_argp, 0, 0, 1 },
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{ &post_argp, 0, 0, 20 },
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{ &misc_argp, 0, 0, -1 },
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{ 0, 0, 0, 0 }
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};
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enum output_format { Dot, Lbtt, Lbtt_t, Spin, Spot, Stats } format = Dot;
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bool utf8 = false;
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const char* stats = "";
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spot::option_map extra_options;
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static int
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parse_opt(int key, char* arg, struct argp_state*)
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{
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// This switch is alphabetically-ordered.
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switch (key)
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{
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case '8':
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spot::enable_utf8();
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break;
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case 'B':
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type = spot::postprocessor::BA;
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break;
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case 'M':
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type = spot::postprocessor::Monitor;
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break;
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case 's':
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format = Spin;
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if (type != spot::postprocessor::Monitor)
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type = spot::postprocessor::BA;
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break;
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case 'x':
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{
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const char* opt = extra_options.parse_options(arg);
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if (opt)
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error(2, 0, "failed to parse --options near '%s'", opt);
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}
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break;
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case OPT_DOT:
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format = Dot;
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break;
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case OPT_LBTT:
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if (arg)
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{
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if (arg[0] == 't' && arg[1] == 0)
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format = Lbtt_t;
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else
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error(2, 0, "unknown argument for --lbtt: '%s'", arg);
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}
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else
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{
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format = Lbtt;
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}
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break;
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case OPT_SPOT:
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format = Spot;
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break;
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case OPT_STATS:
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if (!*arg)
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error(2, 0, "empty format string for --stats");
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stats = arg;
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format = Stats;
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break;
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case OPT_TGBA:
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if (format == Spin)
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error(2, 0, "--spin and --tgba are incompatible");
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type = spot::postprocessor::TGBA;
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break;
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case ARGP_KEY_ARG:
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// FIXME: use stat() to distinguish filename from string?
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jobs.push_back(job(arg, false));
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break;
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default:
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return ARGP_ERR_UNKNOWN;
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}
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return 0;
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}
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namespace
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{
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class trans_processor: public job_processor
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{
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public:
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spot::translator& trans;
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spot::stat_printer statistics;
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trans_processor(spot::translator& trans)
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: trans(trans), statistics(std::cout, stats)
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{
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}
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int
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process_formula(const spot::ltl::formula* f,
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const char* filename = 0, int linenum = 0)
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{
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const xtime_t before = gethrxtime();
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const spot::tgba* aut = trans.run(&f);
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const xtime_t after = gethrxtime();
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const double prec = XTIME_PRECISION;
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const double translation_time = (after - before) / prec;
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// This should not happen, because the parser we use can only
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// read PSL/LTL formula, but since our ltl::formula* type can
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// represent more than PSL formula, let's make this
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// future-proof.
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if (!f->is_psl_formula())
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{
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std::string s = spot::ltl::to_string(f);
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error_at_line(2, 0, filename, linenum,
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"formula '%s' is not an LTL or PSL formula",
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s.c_str());
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}
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if (utf8)
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{
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spot::tgba* a = const_cast<spot::tgba*>(aut);
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if (spot::tgba_explicit_formula* tef =
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dynamic_cast<spot::tgba_explicit_formula*>(a))
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tef->enable_utf8();
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else if (spot::sba_explicit_formula* sef =
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dynamic_cast<spot::sba_explicit_formula*>(a))
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sef->enable_utf8();
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}
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switch (format)
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{
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case Dot:
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spot::dotty_reachable(std::cout, aut,
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(type == spot::postprocessor::BA)
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|| (type == spot::postprocessor::Monitor));
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break;
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case Lbtt:
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spot::lbtt_reachable(std::cout, aut, type == spot::postprocessor::BA);
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break;
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case Lbtt_t:
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spot::lbtt_reachable(std::cout, aut, false);
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break;
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case Spot:
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spot::tgba_save_reachable(std::cout, aut);
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break;
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case Spin:
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spot::never_claim_reachable(std::cout, aut, f);
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break;
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case Stats:
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statistics.print(aut, f, translation_time) << "\n";
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break;
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}
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delete aut;
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f->destroy();
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flush_cout();
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return 0;
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}
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};
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}
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int
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main(int argc, char** argv)
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{
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setup(argv);
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const argp ap = { options, parse_opt, "[FORMULA...]",
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argp_program_doc, children, 0, 0 };
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simplification_level = 3;
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if (int err = argp_parse(&ap, argc, argv, ARGP_NO_HELP, 0, 0))
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exit(err);
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if (jobs.empty())
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error(2, 0, "No formula to translate? Run '%s --help' for usage.",
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program_name);
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spot::translator trans(&extra_options);
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trans.set_pref(pref | comp);
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trans.set_type(type);
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trans.set_level(level);
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trans_processor processor(trans);
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if (processor.run())
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return 2;
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return 0;
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}
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