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.\" $FreeBSD$ 35.\" 36.Dd December 14, 2006 37.Dt WHAT 1 38.Os 39.Sh NAME 40.Nm what 41.Nd "show what versions of object modules were used to construct a file" 42.Sh SYNOPSIS 43.Nm 44.Op Fl qs 45.Op Ar 46.Sh DESCRIPTION 47The 48.Nm 49utility searches each specified 50.Ar file 51for sequences of the form 52.Dq Li @(#) 53as inserted by the 54.Tn SCCS 55source code control system. 56It prints the remainder 57of the string following this marker, up to a NUL character, newline, double 58quote, 59.Ql \&> 60character, or backslash. 61.Pp 62The following options are available: 63.Bl -tag -width indent 64.It Fl q 65Only output the match text, rather than formatting it. 66.It Fl s 67Stop searching each file after the first match. 68.El 69.Sh EXIT STATUS 70Exit status is 0 if any matches were found, otherwise 1. 71.Sh SEE ALSO 72.Xr ident 1 , 73.Xr strings 1 74.Sh STANDARDS 75The 76.Nm 77utility conforms to 78.St -p1003.1-2001 . 79The 80.Fl q 81option is a non-standard 82.Fx 83extension which may not be available on other operating systems. 84.Sh HISTORY 85The 86.Nm 87command appeared in 88.Bx 4.0 . 89.Sh BUGS 90This is a rewrite of the 91.Tn SCCS 92command of the same name, 93and behavior may not be identical. 94