Initial commit

2019-11-15 12:59:38 +01:00
parent 40a414d210
commit b880c3ccde
6814 changed files with 379441 additions and 0 deletions
@@ -0,0 +1,43 @@
+BuggyIntCell.cpp - Buggy IntCell class implementation (Figs 1.14 and 1.15)
+	
+	#include <iostream.h>
+
+        /**
+         * Figure 1.14: missing the big three is a bug here.
+         */
+        class IntCell
+        {
+          public:
+            explicit IntCell( int initialValue = 0 )
+              { storedValue = new int( initialValue ); }
+
+            int read( ) const
+              { return *storedValue; }
+            void write( int x )
+              { *storedValue = x; }
+          private:
+            int *storedValue;
+        };
+
+
+        /*
+         * Figure 1.15.
+         */
+        int f( )
+        {
+            IntCell a( 2 );
+            IntCell b = a;
+            IntCell c;
+
+            c = b;
+            a.write( 4 );
+            cout << a.read( ) << endl << b.read( ) << endl << c.read( ) << endl;
+            return 0;
+        }
+
+
+        int main( )
+        {
+            f( );
+            return 0;
+        }