pipex Build and running the project make && ./pipex file1 cmd1 cmd2 file2 Examples $> < file1 cmd1 | cmd2 > file2 $> < in ls -l | wc -l > outfile $> < in grep a1 | wc -w > outfile $> ./pipex file1 cmd1 cmd2 file2 $> ./pipex in "ls -l" "wc -l" out $> ./pipex in "grep a1" "wc -w" out Ressources Process control Pipes, forks & dups Pipe: an inter-process communication method Bash pipe tutorial Pipelines (Bash reference manual)