1.\" Copyright (c) 1980, 1991, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 3. All advertising materials mentioning features or use of this software 13.\" must display the following acknowledgement: 14.\" This product includes software developed by the University of 15.\" California, Berkeley and its contributors. 16.\" 4. Neither the name of the University nor the names of its contributors 17.\" may be used to endorse or promote products derived from this software 18.\" without specific prior written permission. 19.\" 20.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)what.1 8.1 (Berkeley) 6/6/93 33.\" 34.\" $FreeBSD: src/usr.bin/what/what.1,v 1.10.2.1 2001/08/16 13:17:14 ru Exp $ 35.\" $DragonFly: src/usr.bin/what/what.1,v 1.3 2006/02/17 19:39:16 swildner Exp $ 36.\" 37.Dd June 6, 1993 38.Dt WHAT 1 39.Os 40.Sh NAME 41.Nm what 42.Nd "show what versions of object modules were used to construct a file" 43.Sh SYNOPSIS 44.Nm 45.Op Fl s 46.Ar file Ar ... 47.Sh DESCRIPTION 48The 49.Nm 50utility searches each specified 51.Ar file 52for sequences of the form 53.Dq \&@(#) 54as inserted by the source code control system. It prints the remainder 55of the string following this marker, up to a NUL character, newline, double 56quote, 57.Dq \&> 58character, or backslash. 59.Pp 60The following option is available: 61.Bl -tag -width Ds 62.It Fl s 63Stop searching each file after the first match. 64.El 65.Pp 66Exit status is 0 if any matches were found, otherwise 1. 67.Sh SEE ALSO 68.Xr ident 1 , 69.Xr strings 1 70.Sh HISTORY 71The 72.Nm 73command appeared in 74.Bx 4.0 . 75.Sh BUGS 76This is a rewrite of the 77.Tn SCCS 78command of the same name, 79and behavior may not be identical. 80