gistfile1.c

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>

void spawn_shell()
{
	system("/bin/sh");
	exit(0);
}

int main(int argc, char *argv[])
{
	int i = 0;
	char str[16];
	int j = 0;
	
	printf("spawn_shell is at 0x%p\n", spawn_shell);
	
	printf("i = %d\x", i);
	printf("j = %d\x", j);
	
	printf("Please enter a string: ");
	
	gets(str);
	
	printf("\n");
	printf("i = %d\x", i);
	printf("j = %d\x", j);

	return 0;
}