1.\" Copyright (c) 1991, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" This code is derived from software contributed to Berkeley by 5.\" the Institute of Electrical and Electronics Engineers, Inc. 6.\" 7.\" %sccs.include.redist.roff% 8.\" 9.\" @(#)tee.1 8.1 (Berkeley) 06/06/93 10.\" 11.Dd 12.Dt TEE 1 13.Os 14.Sh NAME 15.Nm tee 16.Nd pipe fitting 17.Sh SYNOPSIS 18.Nm tee 19.Op Fl ai 20.Op Ar file ... 21.Sh DESCRIPTION 22The 23.Nm tee 24utility copies standard input to standard output, 25making a copy in zero or more files. 26The output is unbuffered. 27.Pp 28The following options are available: 29.Bl -tag -width Ds 30.It Fl a 31Append the output to the files rather than 32overwriting them. 33.It Fl i 34Ignore the 35.Dv SIGINT 36signal. 37.El 38.Pp 39The following operands are available: 40.Bl -tag -width file 41.It file 42A pathname of an output 43.Ar file . 44.El 45.Pp 46The 47.Nm tee 48utility takes the default action for all signals, 49except in the event of the 50.Fl i 51option. 52.Pp 53The 54.Nm tee 55utility exits 0 on success, and >0 if an error occurs. 56.Sh STANDARDS 57The 58.Nm tee 59function is expected to be 60.Tn POSIX 61.St -p1003.2 62compatible. 63