Method 1: Pause if Process is Running in Separate Console
The first method is for implementing a console application to not terminate immediately when it is running in a separate console window. It is not likely that you would want an application to always pause after displaying information to the console window when you started from the prompt. However, there is no API (application programming interface) that directly determines whether or not the application shares a console with CMD.EXE. This method looks at the current location of the console cursor, and if it is (0,0), then the program assumes it is running in a separate console window.
hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
if (!GetConsoleScreenBufferInfo(hStdOutput, &csbi))
printf("GetConsoleScreenBufferInfo failed: %d\n", GetLastError());
// if cursor position is (0,0) then use pause
bUsePause = ((!csbi.dwCursorPosition.X) &&
printf("Interesting information to read.\n");
printf("More interesting information to read.\n");
// only pause if running in separate console window.
printf("\n\tPress any key to exit...\n");
ch = getch();
NOTE: This method will not work if the user combines a clear screen (CLS) and execution of the application into one step (for example, [C:\] CLS & <progname>), because the cursor position will be (0, 0), but the application is using the console, which belongs to CMD.EXE.
Method 2: Start the console with cmd.exe /K
This method is for starting a console application in a separate window and forcing the window to remain after the application has terminated. An application can use the following command line with WinExec(), CreateProcess(), or in a batch file:
cmd /K consoleapp.exe
After consoleapp.exe has terminated, the /K switch makes the console window remain on the screen. The application user can then type the exit
command to close the console window.