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- Q32293 _rectangle Hangs Computer when Points Are Out of Bounds
- C Compiler
- 5.10 | 5.10
- MS-DOS | OS/2
-
- Summary:
- The graphic function _rectangle can cause the system to hang when a
- call is made to it and the rectangle coordinates are outside the
- display window.
- The following program will cause the system to hang on the second
- _rectangle call:
-
- #include <stdio.h>
- #include <graph.h>
-
- main()
- {
- if (_setvideomode ( _MRES16COLOR ) )
- {
- _rectangle ( _GFILLINTERIOR, 80, 50, 240, 150 ) ;
-
- /* The following statement will cause the system to hang */
-
- _rectangle ( _GFILLINTERIOR, 410, 420, 440, 440 ) ;
- while (!kbhit()) ;
- }
- else
- {
- printf("Unsupported video mode...\n") ;
- }
- _setvideomode (_DEFAULTMODE) ;
- }
-
- Keywords: buglist5.10 buglist1.01 QuickC
- Updated 88/07/21 03:19
-