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Thank you very much for your help. I have it running now. The problem was the sizeof(input_buffer). I needed to specify exactly the size which is sizeof(char) * strlen(input_buffer)

Thanks, thats got something printing but its wrong and all over the place. To read line by line into a file how would I go about that?

Ok I realised I wasnt mallocing any space for input_buffer but now the loop is going forever and printing nothing. Errno says bad file number.

It's saying bad address

Sorry guys for the terribly basic question.

I need to open, read and write information from and to a standard file.
Atm I am just trying to write the info to stderr to test if its working but to...

Hey guys. I have to make two c programs, parent.c and child.c. Basically the parent will fork a new process for every child it needs to make, create a pipe and connect the stdio input or output of...