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.\" 4. Neither the name of the University nor the names of its contributors 13.\" may be used to endorse or promote products derived from this software 14.\" without specific prior written permission. 15.\" 16.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 17.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 20.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26.\" SUCH DAMAGE. 27.\" 28.\" @(#)what.1 8.1 (Berkeley) 6/6/93 29.\" 30.\" $FreeBSD$ 31.\" 32.Dd December 14, 2006 33.Dt WHAT 1 34.Os 35.Sh NAME 36.Nm what 37.Nd "show what versions of object modules were used to construct a file" 38.Sh SYNOPSIS 39.Nm 40.Op Fl qs 41.Op Ar 42.Sh DESCRIPTION 43The 44.Nm 45utility searches each specified 46.Ar file 47for sequences of the form 48.Dq Li @(#) 49as inserted by the 50.Tn SCCS 51source code control system. 52It prints the remainder 53of the string following this marker, up to a NUL character, newline, double 54quote, 55.Ql \&> 56character, or backslash. 57.Pp 58The following options are available: 59.Bl -tag -width indent 60.It Fl q 61Only output the match text, rather than formatting it. 62.It Fl s 63Stop searching each file after the first match. 64.El 65.Sh EXIT STATUS 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 STANDARDS 71The 72.Nm 73utility conforms to 74.St -p1003.1-2001 . 75The 76.Fl q 77option is a non-standard 78.Fx 79extension which may not be available on other operating systems. 80.Sh HISTORY 81The 82.Nm 83command appeared in 84.Bx 4.0 . 85.Sh BUGS 86This is a rewrite of the 87.Tn SCCS 88command of the same name, 89and behavior may not be identical. 90