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/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
* Main authors:
* Guido Tack <guido.tack@monash.edu>
* Gleb Belov <gleb.belov@monash.edu>
*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/* This (main) file coordinates flattening and solving.
* The corresponding modules are flexibly plugged in
* as derived classes, prospectively from DLLs.
* A flattening module should provide MinZinc::GetFlattener()
* A solving module should provide an object of a class derived from SolverFactory.
* Need to get more flexible for multi-pass & multi-solving stuff TODO
*/
#include <minizinc/solver.hh>
#include <chrono>
#include <cstdlib>
#include <ctime>
#include <fstream>
#include <iomanip>
#include <iostream>
#include <ratio>
using namespace MiniZinc;
namespace {
int run(const std::string& exe, const std::vector<std::string>& args, bool jsonStream) {
try {
Timer startTime;
bool fSuccess = false;
MznSolver slv(std::cout, std::cerr, startTime);
try {
fSuccess = (slv.run(args, "", exe) != SolverInstance::ERROR);
} catch (const SignalRaised& e) {
// Interrupted, just terminate
if (slv.getFlagVerbose()) {
std::cerr << std::endl << "Interrupted." << std::endl;
std::cerr << " Done (";
std::cerr << "overall time " << startTime.stoptime() << ")." << std::endl;
}
// Re-raise signal
e.raise();
return static_cast<int>(!fSuccess);
} catch (const InternalError& e) {
if (slv.getFlagVerbose()) {
std::cerr << std::endl;
}
std::cerr << "MiniZinc has encountered an internal error. This is a bug." << std::endl;
std::cerr << "Please file a bug report using the MiniZinc bug tracker." << std::endl;
std::cerr << "The internal error message was: " << std::endl;
std::cerr << "\"" << e.msg() << "\"" << std::endl;
} catch (const Exception& e) {
if (jsonStream || slv.flagEncapsulateJSON) {
e.json(std::cout);
} else {
if (slv.getFlagVerbose()) {
std::cerr << std::endl;
}
e.print(std::cerr);
}
} catch (const std::exception& e) {
if (slv.getFlagVerbose()) {
std::cerr << std::endl;
}
std::cerr << e.what() << std::endl;
} catch (...) {
if (slv.getFlagVerbose()) {
std::cerr << std::endl;
}
std::cerr << " UNKNOWN EXCEPTION." << std::endl;
}
if (slv.getFlagVerbose()) {
std::cerr << " Done (";
std::cerr << "overall time " << startTime.stoptime() << ")." << std::endl;
}
return static_cast<int>(!fSuccess);
} catch (const Exception& e) {
std::string what = e.what();
std::cerr << what << (what.empty() ? "" : ": ") << e.msg() << std::endl;
std::exit(EXIT_FAILURE);
}
}
} // namespace
#ifdef _WIN32
#include <minizinc/interrupt.hh>
int wmain(int argc, wchar_t* argv[], wchar_t* envp[]) {
InterruptListener::run();
OverflowHandler::install();
std::vector<std::string> args(argc - 1);
bool jsonStream = false;
for (int i = 1; i < argc; i++) {
args[i - 1] = FileUtils::wide_to_utf8(argv[i]);
if (args[i - 1] == "--json-stream") {
jsonStream = true;
}
}
auto exe = FileUtils::wide_to_utf8(argv[0]);
#if defined(NDEBUG) && !defined(__MINGW32__)
// Lambda to prevent object unwinding not allowed with __try..__except
return ([&]() {
__try {
return run(exe, args, jsonStream);
} __except (OverflowHandler::filter(GetExceptionCode())) {
OverflowHandler::handle(GetExceptionCode());
}
})();
#else
// Let debugger catch SEH exceptions
return run(exe, args, jsonStream);
#endif
}
#else
int main(int argc, const char** argv) {
OverflowHandler::install(argv);
std::vector<std::string> args(argc - 1);
bool jsonStream = false;
for (int i = 1; i < argc; i++) {
args[i - 1] = argv[i];
if (args[i - 1] == "--json-stream") {
jsonStream = true;
}
}
return run(argv[0], args, jsonStream);
}
#endif
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