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I can't believe how simple that was, it works now. You have my sincere gratitude !

I tried to do that, it still returns 4, which is also the size of an int in my debian.

If you follow the code more closely you'll notice that it's only the parent that calls fork(), so what i have is a parent with n children processes.

Easy way to check this, do:

int pid =...

I followed your advice on checking the returned value of read () and write (), read returns 4 bytes, which is the same as what write() returns, I believe that means I only get the chance to read the...

Corona, that's my exact problem, I'm not allowed to make multiple reads this time, I already solved it that way by waiting for a child, reading the pipe, repeat :D . I have to figure out a mechanism...

Sorry about that, I'm not a native english speaker. I'll try to give an example:

suppose we have this array:
arr[10] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
I want to compute the sum of it's...

Greetings everyone, I need a bit of help in solving the following problem:
I'm given an array of numbers and I have to compute the sum of the array elements using n processes, and the inter process...