C-Projects

SUM

program that use fork and pipe to sum input

• Child Process - get input from user transfert to the parent using (pipe)

• Parent process - Sum the number from the Child and printed every time

Example:

> ./sum
> 10
10
>5
15
>x

FACT

program that use thrads and mutex to fact with given input and given number of threads

• every thread calculate a part from the factoriel

Example:

>./fact 5 2
5 != 120

calculate the fact of five with 2 thread the first thread will do [1,2] the second thread will do [3,5] and join them togther print the result

FileReader

Program that open a file with parent process and read it send the data to a child process that created using

(fork and pipe)

counter

Program that add (n) to a global varibale intialized as 0 using x threads every thread add (n) to the global

varibale (using mutex and pthreads)

>./count 5 2
0
4
8
Last count is 10

n is 2 and x is 5

compiled using gcc count.c -lpthread -o count