pipex 함수 → pipex_funcitons

mandatory

external function.

• open, close, read, write, malloc, free, perror, strerror, access, dup, dup2, execve, exit, fork, pipe, unlink, wait, waitpid
• ft_printf and any equivalent YOU coded (libft, printf, gnl ,, )

This project is about handling pipes.

→ 통신에 대해서 배운다.

→ minitalk // 시그널을 통한 클라이언트와 서버간의 통신

• The purpose of this project is to code a small data exchange program using UNIX signals. It is an introductory project for the bigger UNIX projects that will appear later on in the cursus.

→ pipex // 프로세스간의 통신

• This project aims to make you understand a bit deeper two concepts that you already know: the redirections and the pipes. It is an introduction project.

실행 명령

./pipex file1 cmd1 cmd2 file2

작동은 아래의 쉘 명령어와 같이 작동해야 한다.

$> < file1 cmd1 | cmd2 > file2