klao@1157
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#include <iostream>
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#include <memory>
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#include <boost/shared_ptr.hpp>
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using namespace std;
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class Ex : public exception {
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typedef exception Parent;
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mutable
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auto_ptr<string> uz;
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public:
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// boost::shared_ptr<string> uz;
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Ex(const Ex &e) : Parent(e), uz(e.uz) {}
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explicit
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Ex(const char *msg = 0) {
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if( msg ) {
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try {
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uz.reset(new string);
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*uz = msg;
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}
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catch(...) {
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uz.reset();
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}
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}
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}
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virtual
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const char* what() const throw() {
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if( uz.get() )
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return uz->c_str();
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return "Kivetel";
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}
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virtual ~Ex() throw() {}
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};
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static void fn1() {
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Ex e("alma");
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throw e;
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}
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static
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void fn2() {
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throw Ex("korte");
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}
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int main() {
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try {
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fn1();
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}
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catch(exception const &e) {
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cerr << "Hiba: " << e.what() << endl;
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}
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try {
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fn2();
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}
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catch(exception const &e) {
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cerr << "Hiba: " << e.what() << endl;
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}
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}
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