// *** Synnergy Networks

// * Description:
//
// Test for catching the SIGSEGV or SIGBUS without crashing
// and combined with try{}catch(){}

// * Author:
//
// guidob (guidob@synnergy.net)
// Synnergy Networks (c) 1999, http://www.synnergy.net

// * Greets:
//
// Synnergy Networks, Hit2000 crew, Cindy

// * Comments:
//
// For more details, read the source.

// *** Synnergy Networks

#include <iostream.h>
#include <signal.h>
#include <stdlib.h>
#include <siginfo.h>

struct report {

    int    err;
    int    sig;
    int critval;

} page1 = { 0, 0, 0 };

void notwithme(int);
int  beyond(int);

int main(){

    int i;

    try{

            sigset(SIGSEGV,notwithme);
            sigset(SIGBUS,notwithme);
 
            for(i=10000;;i++){

                    beyond(i);

                    cout << "Survifed beyond i = " << i << endl;
            }
    }
    catch(report& seite1){

            cout << "Yes we made it into the catch()" << endl;

            cout << "seite1.err is:     " << seite1.err     << endl;
            cout << "seite1.sig is:     " << seite1.sig     << endl;
            cout << "seite1.critval is: " << seite1.critval << endl;

            return(0);

    }
    catch(...){

            cout << "Came to the second catch()" << endl;

            return(1);
    }

    cout << "After the catch block" << endl;

    return(1);

}  // end of main()

int beyond(int i){

    int a[50];
    page1.critval = i;

    // Main operation which causes an unforseen error

    a[i]=1;

    return(1);
}

void notwithme(int sig){

    psignal(sig, "Function notwithme() got signal: ");

    page1.err = 1;
    page1.sig = sig;

    throw page1;

    return;
}

// EOF