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| author | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
|---|---|---|
| committer | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
| commit | 33613a85afc4b1481367fbe92a17ee59c240250b (patch) | |
| tree | 670b842326116b376b505ec2263878912fca97e2 /Bachelor/Prog2/Codebeispiele/8_ch13/fig13_05.cpp | |
| download | Studium-master.tar.gz Studium-master.tar.bz2 | |
Diffstat (limited to 'Bachelor/Prog2/Codebeispiele/8_ch13/fig13_05.cpp')
| -rw-r--r-- | Bachelor/Prog2/Codebeispiele/8_ch13/fig13_05.cpp | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/Bachelor/Prog2/Codebeispiele/8_ch13/fig13_05.cpp b/Bachelor/Prog2/Codebeispiele/8_ch13/fig13_05.cpp new file mode 100644 index 0000000..4fde5dd --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/8_ch13/fig13_05.cpp @@ -0,0 +1,54 @@ +// Fig. 13.5: fig13_05.cpp
+// Demonstrating standard new throwing bad_alloc when memory
+// cannot be allocated.
+#include <iostream>
+
+using std::cout;
+using std::endl;
+
+#include <new> // standard operator new
+
+using std::bad_alloc;
+
+int main()
+{
+ double *ptr[ 50 ];
+
+ // attempt to allocate memory
+ try {
+
+ // allocate memory for ptr[ i ]; new throws bad_alloc
+ // on failure
+ for ( int i = 0; i < 50; i++ ) {
+ ptr[ i ] = new double[ 5000000 ];
+ cout << "Allocated 5000000 doubles in ptr[ "
+ << i << " ]\n";
+ }
+
+ } // end try
+
+ // handle bad_alloc exception
+ catch ( bad_alloc &memoryAllocationException ) {
+ cout << "Exception occurred: "
+ << memoryAllocationException.what() << endl;
+
+ } // end catch
+
+ return 0;
+
+} // end main
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
+ * Hall. All Rights Reserved. *
+ * *
+ * DISCLAIMER: The authors and publisher of this book have used their *
+ * best efforts in preparing the book. These efforts include the *
+ * development, research, and testing of the theories and programs *
+ * to determine their effectiveness. The authors and publisher make *
+ * no warranty of any kind, expressed or implied, with regard to these *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or *
+ * consequential damages in connection with, or arising out of, the *
+ * furnishing, performance, or use of these programs. *
+ *************************************************************************/
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