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Alexandre Duret-Lutz 2002-10-01 14:21:01 +00:00
commit ababb9ff93
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lbtt/src/translate.cc Normal file
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/*
* Copyright (C) 1999, 2000, 2001, 2002
* Heikki Tauriainen <Heikki.Tauriainen@hut.fi>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifdef __GNUC__
#pragma implementation
#endif /* __GNUC__ */
#include <config.h>
#include <csignal>
#include <fstream>
#include <iostream>
#include "Exception.h"
#include "LbtWrapper.h"
#include "LtlFormula.h"
#include "SpinWrapper.h"
#ifdef HAVE_GETOPT_LONG
#include <getopt.h>
#define OPTIONSTRUCT struct option
#else
#include "gnu-getopt.h"
#define opterr gnu_opterr
#define OPTIONSTRUCT struct gnu_option
#define getopt_long gnu_getopt_long
#endif /* HAVE_GETOPT_LONG */
/******************************************************************************
*
* Pointer to the command line arguments of the program.
*
*****************************************************************************/
char** command_line_arguments;
/******************************************************************************
*
* A function for showing warnings to the user.
*
*****************************************************************************/
void printWarning(const string& msg)
{
cerr << string(command_line_arguments[0]) + ": warning: " + msg << endl;
}
/******************************************************************************
*
* Signal handler for debugging purposes.
*
*****************************************************************************/
RETSIGTYPE signalHandler(int signal_number)
{
cerr << string(command_line_arguments[0]) + ": received signal "
<< signal_number
<< endl;
signal(signal_number, SIG_DFL);
raise(signal_number);
}
/******************************************************************************
*
* Main function.
*
*****************************************************************************/
int main(int argc, char** argv)
{
typedef enum {OPT_HELP = 'h', OPT_LBT, OPT_SPIN, OPT_VERSION = 'v'}
OptionType;
static OPTIONSTRUCT command_line_options[] =
{
{"help", no_argument, 0, OPT_HELP},
{"lbt", no_argument, 0, OPT_LBT},
{"spin", no_argument, 0, OPT_SPIN},
{"version", no_argument, 0, OPT_VERSION},
{0, 0, 0, 0}
};
command_line_arguments = argv;
opterr = 1;
int opttype, option_index;
TranslatorInterface* translator = 0;
do
{
option_index = 0;
opttype = getopt_long(argc, argv, "hv", command_line_options,
&option_index);
switch (opttype)
{
case OPT_HELP :
cout << string("Usage: ") << command_line_arguments[0]
<< " [translator] [command line for translator] [formula "
"file] [automaton file]\n"
"General options:\n"
" --h, --help Show this help\n"
" --v, --version Show version and exit\n\n"
"Translator options:\n"
" --lbt lbt\n"
" --spin Spin\n"
"The command line for these translators must be given as a "
"single argument\n"
"including the name (and location) of an external program to "
"execute, together\n"
"with any optional parameters to be passed to the "
"program.\n\n";
exit(0);
break;
case OPT_LBT :
translator = new LbtWrapper();
break;
case OPT_SPIN :
translator = new SpinWrapper();
break;
case OPT_VERSION :
cout << "lbtt-translate " PACKAGE_VERSION "\n"
"lbtt-translate is free software; you may change and "
"redistribute it under the\n"
"terms of the GNU General Public License. lbtt-translate "
"comes with NO WARRANTY.\n"
"See the file COPYING for details.\n";
exit(0);
break;
case '?' :
case ':' :
exit(-1);
}
}
while (opttype != -1);
if (argc < 5)
{
cerr << argv[0] << ": too few command line arguments" << endl;
exit(-1);
}
if (argc > 5)
{
cerr << argv[0] << ": too many command line arguments" << endl;
exit(-1);
}
int exitstatus = 0;
signal(SIGHUP, signalHandler);
signal(SIGINT, signalHandler);
signal(SIGQUIT, signalHandler);
signal(SIGILL, signalHandler);
signal(SIGABRT, signalHandler);
signal(SIGFPE, signalHandler);
signal(SIGSEGV, signalHandler);
signal(SIGPIPE, signalHandler);
signal(SIGALRM, signalHandler);
signal(SIGTERM, signalHandler);
::Ltl::LtlFormula* formula(0);
try
{
ifstream input_file;
input_file.open(command_line_arguments[argc - 2], ios::in);
if (!input_file.good())
throw FileOpenException(command_line_arguments[argc - 2]);
formula = ::Ltl::LtlFormula::read(input_file);
translator->translate(*formula, command_line_arguments[argc - 1]);
::Ltl::LtlFormula::destruct(formula);
delete translator;
}
catch (...)
{
if (formula != 0)
::Ltl::LtlFormula::destruct(formula);
cerr << string(command_line_arguments[0]) + ": ";
exitstatus = -1;
if (translator != 0)
delete translator;
try
{
throw;
}
catch (const Exception& e)
{
cerr << e.what();
}
catch (...)
{
cerr << "fatal error, aborting";
}
cerr << endl;
}
return exitstatus;
}