ff4dca48a5
* src/bin/autfilt.cc: Do not use -I for --are-isomorphic. Fix --help. * src/tgbatest/isomorph.test: Adjust to use --are-isomorphic, and speed it up 5-fold.
534 lines
14 KiB
C++
534 lines
14 KiB
C++
// -*- coding: utf-8 -*-
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// Copyright (C) 2013, 2014 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 "common_setup.hh"
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#include "common_finput.hh"
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#include "common_cout.hh"
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#include "common_post.hh"
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#include "tgbaalgos/dotty.hh"
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#include "tgbaalgos/lbtt.hh"
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#include "tgbaalgos/hoa.hh"
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#include "tgbaalgos/neverclaim.hh"
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#include "tgbaalgos/product.hh"
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#include "tgbaalgos/save.hh"
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#include "tgbaalgos/stats.hh"
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#include "tgba/bddprint.hh"
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#include "misc/optionmap.hh"
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#include "misc/timer.hh"
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#include "misc/random.hh"
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#include "hoaparse/public.hh"
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#include "tgbaalgos/sccinfo.hh"
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#include "tgbaalgos/randomize.hh"
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#include "tgbaalgos/are_isomorphic.hh"
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static const char argp_program_doc[] ="\
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Convert, transform, and filter Büchi automata.\v\
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Exit status:\n\
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0 if some automata were output\n\
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1 if no automata were output (no match)\n\
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2 if any error has been reported";
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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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#define OPT_RANDOMIZE 6
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#define OPT_SEED 7
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#define OPT_PRODUCT 8
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#define OPT_MERGE 9
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#define OPT_ARE_ISOMORPHIC 10
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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, "Input:", 1 },
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{ "file", 'F', "FILENAME", 0,
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"process the automaton in FILENAME", 0 },
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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 property)", 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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{ "hoaf", 'H', "s|t|m|l", OPTION_ARG_OPTIONAL,
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"Output the automaton in HOA format. Add letters to select "
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"(s) state-based acceptance, (t) transition-based acceptance, "
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"(m) mixed acceptance, (l) single-line output", 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 (capitals for input,"
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" minuscules for output):", 4 },
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{ "%F", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"name of the input file", 0 },
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{ "%S, %s", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"number of states", 0 },
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{ "%E, %e", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"number of edges", 0 },
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{ "%T, %t", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"number of transitions", 0 },
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{ "%A, %a", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"number of acceptance pairs or sets", 0 },
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{ "%C, %c", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"number of SCCs", 0 },
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{ "%n", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"number of nondeterministic states in output", 0 },
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{ "%d", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"1 if the output is deterministic, 0 otherwise", 0 },
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{ "%p", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"1 if the output is complete, 0 otherwise", 0 },
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{ "%r", 0, 0, OPTION_DOC | OPTION_NO_USAGE,
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"processing time (excluding parsing) 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, "Transformations:", 5 },
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{ "merge-transitions", OPT_MERGE, 0, 0,
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"merge transitions with same destination and acceptance", 0 },
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{ "product", OPT_PRODUCT, "FILENAME", 0,
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"build the product with FILENAME", 0 },
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{ "randomize", OPT_RANDOMIZE, "s|t", OPTION_ARG_OPTIONAL,
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"randomize states and transitions (specify 's' or 't' to"
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"randomize only states or transitions)", 0 },
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/**************************************************/
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{ 0, 0, 0, 0, "Filters:", 6 },
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{ "are-isomorphic", OPT_ARE_ISOMORPHIC, "FILENAME", 0,
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"keep automata that are isomorphic the automaton in FILENAME", 0 },
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{ "isomorphic", 0, 0, OPTION_ALIAS | OPTION_HIDDEN, 0, 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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{ "seed", OPT_SEED, "INT", 0,
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"seed for the random number generator (0)", 0 },
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{ 0, 0, 0, 0, 0, 0 }
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};
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static const struct argp_child children[] =
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{
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{ &post_argp_disabled, 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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static enum output_format { Dot, Lbtt, Lbtt_t, Spin, Spot, Stats, Hoa }
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format = Dot;
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static bool one_match = false;
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static const char* stats = "";
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static const char* hoa_opt = 0;
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static spot::option_map extra_options;
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static bool randomize_st = false;
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static bool randomize_tr = false;
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static int opt_seed = 0;
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static auto dict = spot::make_bdd_dict();
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static spot::tgba_digraph_ptr opt_product = nullptr;
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static bool opt_merge = false;
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static spot::tgba_digraph_ptr opt_are_isomorphic = nullptr;
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static int
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to_int(const char* s)
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{
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char* endptr;
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int res = strtol(s, &endptr, 10);
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if (*endptr)
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error(2, 0, "failed to parse '%s' as an integer.", s);
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return res;
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}
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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 'F':
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jobs.emplace_back(arg, true);
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break;
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case 'H':
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format = Hoa;
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hoa_opt = arg;
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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_ARE_ISOMORPHIC:
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{
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spot::hoa_parse_error_list pel;
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auto p = hoa_parse(arg, pel, dict);
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if (spot::format_hoa_parse_errors(std::cerr, arg, pel)
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|| !p || p->aborted)
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error(2, 0, "failed to read automaton from %s", arg);
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opt_are_isomorphic = std::move(p->aut);
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break;
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}
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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_MERGE:
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opt_merge = true;
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break;
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case OPT_PRODUCT:
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{
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spot::hoa_parse_error_list pel;
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auto p = hoa_parse(arg, pel, dict);
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if (spot::format_hoa_parse_errors(std::cerr, arg, pel)
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|| !p || p->aborted)
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error(2, 0, "failed to read automaton from %s", arg);
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if (!opt_product)
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opt_product = std::move(p->aut);
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else
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opt_product = spot::product(std::move(opt_product),
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std::move(p->aut));
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}
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break;
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case OPT_RANDOMIZE:
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if (arg)
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{
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for (auto p = arg; *p; ++p)
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switch (*p)
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{
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case 's':
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randomize_st = true;
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break;
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case 't':
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randomize_tr = true;
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break;
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default:
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error(2, 0, "unknown argument for --randomize: '%c'", *p);
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}
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}
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else
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{
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randomize_tr = true;
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randomize_st = true;
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}
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break;
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case OPT_SEED:
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opt_seed = to_int(arg);
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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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jobs.emplace_back(arg, true);
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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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/// \brief prints various statistics about a TGBA
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///
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/// This object can be configured to display various statistics
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/// about a TGBA. Some %-sequence of characters are interpreted in
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/// the format string, and replaced by the corresponding statistics.
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class hoa_stat_printer: protected spot::stat_printer
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{
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public:
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hoa_stat_printer(std::ostream& os, const char* format)
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: spot::stat_printer(os, format)
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{
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declare('A', &haut_acc_);
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declare('C', &haut_scc_);
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declare('E', &haut_edges_);
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declare('F', &filename_);
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declare('f', &filename_); // Override the formula printer.
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declare('S', &haut_states_);
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declare('T', &haut_trans_);
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}
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/// \brief print the configured statistics.
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///
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/// The \a f argument is not needed if the Formula does not need
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/// to be output.
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std::ostream&
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print(const spot::const_hoa_aut_ptr& haut,
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const spot::const_tgba_digraph_ptr& aut,
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const char* filename, double run_time)
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{
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filename_ = filename;
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if (has('T'))
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{
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spot::tgba_sub_statistics s = sub_stats_reachable(haut->aut);
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haut_states_ = s.states;
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haut_edges_ = s.transitions;
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haut_trans_ = s.sub_transitions;
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}
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else if (has('E'))
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{
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spot::tgba_sub_statistics s = sub_stats_reachable(haut->aut);
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haut_states_ = s.states;
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haut_edges_ = s.transitions;
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}
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else if (has('S'))
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{
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haut_states_ = haut->aut->num_states();
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}
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if (has('A'))
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haut_acc_ = haut->aut->acc().num_sets();
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if (has('C'))
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haut_scc_ = spot::scc_info(haut->aut).scc_count();
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return this->spot::stat_printer::print(aut, 0, run_time);
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}
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private:
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spot::printable_value<const char*> filename_;
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spot::printable_value<unsigned> haut_states_;
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spot::printable_value<unsigned> haut_edges_;
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spot::printable_value<unsigned> haut_trans_;
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spot::printable_value<unsigned> haut_acc_;
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spot::printable_value<unsigned> haut_scc_;
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};
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class hoa_processor: public job_processor
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{
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public:
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spot::postprocessor& post;
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hoa_stat_printer statistics;
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hoa_processor(spot::postprocessor& post)
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: post(post), 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*, const char*, int)
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{
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SPOT_UNREACHABLE();
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}
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int
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process_automaton(const spot::const_hoa_aut_ptr& haut,
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const char* filename)
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{
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spot::stopwatch sw;
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sw.start();
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auto aut = haut->aut;
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// Preprocessing.
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if (opt_merge)
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aut->merge_transitions();
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// Filters.
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bool matched = true;
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if (opt_are_isomorphic)
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matched &= !are_isomorphic(aut, opt_are_isomorphic).empty();
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one_match |= matched;
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if (!matched)
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return 0;
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// Postprocessing.
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if (opt_product)
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aut = spot::product(std::move(aut), opt_product);
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aut = post.run(aut, nullptr);
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if (randomize_st || randomize_tr)
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spot::randomize(aut, randomize_st, randomize_tr);
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const double conversion_time = sw.stop();
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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 Hoa:
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spot::hoa_reachable(std::cout, aut, hoa_opt) << '\n';
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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);
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break;
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case Stats:
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statistics.print(haut, aut, filename, conversion_time) << '\n';
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break;
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}
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flush_cout();
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return 0;
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}
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int
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aborted(const spot::const_hoa_aut_ptr& h, const char* filename)
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{
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std::cerr << filename << ':' << h->loc << ": aborted input automaton\n";
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return 2;
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}
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int
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process_file(const char* filename)
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{
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spot::hoa_parse_error_list pel;
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auto hp = spot::hoa_stream_parser(filename);
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int err = 0;
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for (;;)
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{
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pel.clear();
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auto haut = hp.parse(pel, dict);
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if (!haut && pel.empty())
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break;
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if (spot::format_hoa_parse_errors(std::cerr, filename, pel))
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err = 2;
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if (!haut)
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error(2, 0, "failed to read automaton from %s", filename);
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else if (haut->aborted)
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err = std::max(err, aborted(haut, filename));
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else
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process_automaton(haut, filename);
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}
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return err;
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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, "[FILENAMES...]",
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argp_program_doc, children, 0, 0 };
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// Disable post-processing as much as possible by default.
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level = spot::postprocessor::Low;
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pref = spot::postprocessor::Any;
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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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jobs.emplace_back("-", true);
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if (opt_are_isomorphic && opt_merge)
|
|
opt_are_isomorphic->merge_transitions();
|
|
|
|
spot::srand(opt_seed);
|
|
|
|
spot::postprocessor post(&extra_options);
|
|
post.set_pref(pref | comp);
|
|
post.set_type(type);
|
|
post.set_level(level);
|
|
|
|
hoa_processor processor(post);
|
|
try
|
|
{
|
|
if (processor.run())
|
|
return 2;
|
|
}
|
|
catch (const std::runtime_error& e)
|
|
{
|
|
error(2, 0, "%s", e.what());
|
|
}
|
|
return one_match ? 0 : 1;
|
|
}
|