66 lines
2.2 KiB
Python
Executable file
66 lines
2.2 KiB
Python
Executable file
# -*- mode: python; coding: utf-8 -*-
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# Copyright (C) 2012 Laboratoire de Recherche et Développement
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# de l'Epita
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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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import spot
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import time
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import signal
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import sys
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import os
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def alarm_handler(signum, frame):
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sys.stdout.write("signaled\n")
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os.kill(child, signal.SIGTERM)
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exit(0)
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f = """!(G(F(P_Rbt2.observe)&& F(P_Rbt3.observe) &&
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F(P_rbt1.observe)&& F(P_Rbt1.plus || P_Rbt1.moins || P_Rbt1.stop)&&
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F(P_Rbt3.plus || P_Rbt3.moins || P_Rbt3.stop) && F(P_Rbt2.plus ||
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P_Rbt2.moins || P_Rbt2.stop))-> G((F "map[0]==1") && (F "map[1]==1")
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&& (F "map[2]==1") && (F "map[3]==1") && (F "map[4]==1") && (F
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"map[5]==1") && (F "map[6]==1") && (F "map[7]==1") && (F "map[8]==1")
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&& (F "map[9]==1") && (F "map[0]==2") && (F "map[1]==2") && (F
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"map[2]==2") && (F "map[3]==2") && (F "map[4]==2") && (F "map[5]==2")
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&& (F "map[6]==2") && (F "map[7]==2") && (F "map[8]==2") && (F
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"map[9]==2") && (F "map[0]==3") && (F "map[1]==3") && (F "map[2]==3")
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&& (F "map[3]==3") && (F "map[4]==3") && (F "map[5]==3") && (F
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"map[6]==3") && (F "map[7]==3") && (F "map[8]==3") && (F
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"map[9]==3")))"""
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e = spot.default_environment.instance()
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p = spot.empty_parse_error_list()
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f = spot.parse(f, p, e)
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d = spot.bdd_dict()
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spot.unblock_signal(signal.SIGALRM)
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spot.unblock_signal(signal.SIGTERM)
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os.setpgrp()
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child = os.fork()
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if child != 0:
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signal.signal(signal.SIGALRM, alarm_handler)
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signal.alarm(2)
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os.waitpid(child, 0)
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# If the child returns, before we get the alarm it's a bug.
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exit(1)
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# This is expected to take WAY more that 2s.
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print("Before")
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spot.ltl_to_tgba_fm(f, d, True)
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print("After")
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exit(1)
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