/* Demonstrates the system() function. */
#include <stdio.h>
#include <stdlib.h>

main()
{
    /* Declare a buffer to hold input. */

    char input[40];

    while (1)
    {
	/* Get the user's command. */

	puts("\nInput the desired system command, blank to exit");
	gets(input);

	/* Exit if a blank line was entered. */

	if (input[0] == '\0')
	    exit(0);

	/* Execute the command. */

	system(input);
    }
}