You don't reassign amount when you call AmountValidate from the main method.


amount_c=GetAmount();
amount_c=AmountValidate(amount_c);

What are the errors? I bet you are in the same class as me :p

Are you using the fd array to communicate between the two? If so (and I don't see how it works) you are writing using fd[1] and reading using fd[0], could that be it?

I did some research. This looks like it's a giant pain in the butt. Here's a helpful thread if you're hell bent on some colors
http://gpwiki.org/forums/viewtopic.php?t=2884

Are you printing this out to the command line?

The problem is that your outer loop is checking for 0 to exit. So when you have an error condition you are exiting the loop. Is there a char you enter to exit the program? That's the value that...