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/********************* -*- C++ -*- */
/** main.cpp
** This file is part of the CVC4 prototype.
** Copyright (c) 2009 The Analysis of Computer Systems Group (ACSys)
** Courant Institute of Mathematical Sciences
** New York University
** See the file COPYING in the top-level source directory for licensing
** information.
**
** [[ Add file-specific comments here ]]
**/
#include <iostream>
#include <fstream>
#include <cstdlib>
#include <cstring>
#include <new>
#include "config.h"
#include "main.h"
#include "usage.h"
#include "parser/parser.h"
#include "expr/expr_manager.h"
#include "smt/smt_engine.h"
#include "util/command.h"
#include "util/output.h"
using namespace std;
using namespace CVC4;
using namespace CVC4::parser;
using namespace CVC4::main;
int main(int argc, char *argv[]) {
struct Options options;
try {
// Initialize the signal handlers
cvc4_init();
// Parse the options
int firstArgIndex = parseOptions(argc, argv, &options);
// If in competition mode, we flush the stdout immediately
if(options.smtcomp_mode)
cout << unitbuf;
// We only accept one input file
if(argc > firstArgIndex + 1)
throw new Exception("Too many input files specified.");
// Create the expression manager
ExprManager exprMgr;
// Create the SmtEngine
SmtEngine smt(&exprMgr, &options);
// If no file supplied we read from standard input
bool inputFromStdin = firstArgIndex >= argc;
if(!inputFromStdin && options.lang == Options::LANG_AUTO) {
if(!strcmp(".smt", argv[firstArgIndex] + strlen(argv[firstArgIndex]) - 4))
options.lang = Options::LANG_SMTLIB;
else if(!strcmp(".cvc", argv[firstArgIndex] + strlen(argv[firstArgIndex]) - 4) ||
!strcmp(".cvc4", argv[firstArgIndex] + strlen(argv[firstArgIndex]) - 5))
options.lang = Options::LANG_CVC4;
}
if(options.smtcomp_mode) {
Debug.setStream(CVC4::null_os);
Trace.setStream(CVC4::null_os);
Notice.setStream(CVC4::null_os);
Chat.setStream(CVC4::null_os);
Warning.setStream(CVC4::null_os);
} else {
if(options.verbosity < 2)
Chat.setStream(CVC4::null_os);
if(options.verbosity < 1)
Notice.setStream(CVC4::null_os);
if(options.verbosity < 0)
Warning.setStream(CVC4::null_os);
}
// Create the parser
Parser* parser;
switch(options.lang) {
case Options::LANG_SMTLIB:
if(inputFromStdin)
parser = new SmtParser(&exprMgr, cin);
else
parser = new SmtParser(&exprMgr, argv[firstArgIndex]);
break;
case Options::LANG_CVC4:
if(inputFromStdin)
parser = new CvcParser(&exprMgr, cin);
else
parser = new CvcParser(&exprMgr, argv[firstArgIndex]);
break;
case Options::LANG_AUTO:
cerr << "Auto language detection not supported yet." << endl;
abort();
default:
cerr << "Unknown language" << endl;
abort();
}
// Parse and execute commands until we are done
while(!parser->done()) {
// Parse the next command
Command *cmd = parser->parseNextCommand();
if(cmd) {
if(options.verbosity > 0)
cout << "Invoking: " << *cmd << endl;
cmd->invoke(&smt);
delete cmd;
}
}
// Remove the parser
delete parser;
} catch(OptionException& e) {
if(options.smtcomp_mode)
cout << "unknown" << endl;
cerr << "CVC4 Error:" << endl << e << endl;
printf(usage, options.binary_name.c_str());
abort();
} catch(CVC4::Exception& e) {
if(options.smtcomp_mode)
cout << "unknown" << endl;
cerr << "CVC4 Error:" << endl << e << endl;
abort();
} catch(bad_alloc) {
if(options.smtcomp_mode)
cout << "unknown" << endl;
cerr << "CVC4 ran out of memory." << endl;
abort();
} catch(...) {
cerr << "CVC4 threw an exception of unknown type." << endl;
abort();
}
return 0;
}
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