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/********************* -*- C++ -*- */
/** util.cpp
** Original author: mdeters
** Major contributors: none
** Minor contributors (to current version): none
** This file is part of the CVC4 prototype.
** Copyright (c) 2009, 2010 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 <cstdio>
#include <cstdlib>
#include <cerrno>
#include <string.h>
#include <signal.h>
#include "util/exception.h"
#include "config.h"
using CVC4::Exception;
using namespace std;
namespace CVC4 {
namespace main {
// FIXME add comments to functions
void sigint_handler(int sig, siginfo_t* info, void*) {
fprintf(stderr, "CVC4 interrupted by user.\n");
abort();
}
void segv_handler(int sig, siginfo_t* info, void*) {
fprintf(stderr, "CVC4 suffered a segfault.\n");
abort();
}
void cvc4_init() throw() {
struct sigaction act1;
act1.sa_sigaction = sigint_handler;
act1.sa_flags = SA_SIGINFO;
sigemptyset(&act1.sa_mask);
if(sigaction(SIGINT, &act1, NULL))
throw Exception(string("sigaction(SIGINT) failure: ") + strerror(errno));
struct sigaction act2;
act2.sa_sigaction = segv_handler;
act2.sa_flags = SA_SIGINFO;
sigemptyset(&act2.sa_mask);
if(sigaction(SIGSEGV, &act2, NULL))
throw Exception(string("sigaction(SIGSEGV) failure: ") + strerror(errno));
}
}/* CVC4::main namespace */
}/* CVC4 namespace */
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