How can i use fork,sleep,wait and write in a process with father and son..??
Hi..
I was unable to do (gcc code) which refers to the fork,wait,sleep and write..
what i want to do:
A process of father create (fork) a son and will sleep 90 seconds..After this, son process create a grandchild and will sleep 60 seconds..Grandchild process will sleep for 30 seconds..After sleep,each process must write a message about which process is and what is the PID..
Please i want you to help me..thanks for all..
i will wait the answers..
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