lemon-0.x: src/work/klao/error2_test.cc@81b4731f8a6b

     1 #include <iostream>

     2 #include <memory>

     4 #include <boost/shared_ptr.hpp>

     6 using namespace std;

     8 class Ex : public exception {

    10   typedef exception Parent;

    12   mutable

    13   auto_ptr<string> uz;

    14 public:

    16   // boost::shared_ptr<string> uz;

    18   Ex(const Ex &e) : Parent(e), uz(e.uz) {}

    20   explicit

    21   Ex(const char *msg = 0) {

    22     if( msg ) {

    23       try {

    24 	uz.reset(new string);

    25 	*uz = msg;

    26       }

    27       catch(...) {

    28 	uz.reset();

    29       }

    30     }

    31   }

    33   virtual

    34   const char* what() const throw() {

    35     if( uz.get() )

    36       return uz->c_str();

    37     return "Kivetel";

    38   }

    40   virtual ~Ex() throw() {}

    41 };

    43 static void fn1() {

    44   Ex e("alma");

    45   throw e;

    46 }

    48 static

    49 void fn2() {

    50   throw Ex("korte");

    51 }

    53 int main() {

    54   try {

    55     fn1();

    56   }

    57   catch(exception const &e) {

    58     cerr << "Hiba: " << e.what() << endl;

    59   }

    61   try {

    62     fn2();

    63   }

    64   catch(exception const &e) {

    65     cerr << "Hiba: " << e.what() << endl;

    66   }

    68 }

author	alpar
	Wed, 16 Mar 2005 07:50:20 +0000
changeset 1215	81b4731f8a6b
permissions	-rw-r--r--