.TH fifo 1 .SH NAME fifo \- create and read a named pipe .SH SYNOPSIS .B fifo .I file .SH DESCRIPTION .B fifo prints everything fed to the named pipe .IR file . It holds .I file open for writing so that other programs can repeatedly open and close .IR file . .B fifo creates .I file if .I file does not exist. .B fifo normally runs forever. .SH "SEE ALSO" mkfifo(1), mkfifo(2)