• clone repo, cd to it's direcotory
• type make to compile all labs

Examples of all 6 execXX functions Usage: ./lab1 X where X is one of the following:

• 1 for execl
• 2 for execlp
• 3 for execle
• 4 for execv
• 5 for execvp
• 6 for execve

Example of file I/O API

Usage: ./lab2 This lab creates file, writes string to it, reads it and deletes file. That's all, folks =)

Usage of message queue

Usage: ./lab3.server, then ./lab3.client X Y where X is message type, 1..3; Y is the message content

• If X is 1, X**2 is returned by server;
• If X is 2, abs(X) is returned;
• If X is 3, server exits, message is untouched

Usage of signals, contains 2 parts:

1. 2 processes, when parents recieves SIGQUIT, child reports about this situation:

   Usage: ./lab4.1 Press C-\ when you want to kill parent process

2. Signals with semantics O_o

Client-Server with semaphores and shared memory

cd big_lab_2; make

type ./server --help to show usage tips

after starting server, launch client: ./client {some_number}, server will return some_number**2

cd big_lab_3; make

type ./server --help to show usage tips

after starting server, launch client: ./client {some_number}, server will return some_number**3