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. 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.Dd December 14, 2006 31.Dt WHAT 1 32.Os 33.Sh NAME 34.Nm what 35.Nd "show what versions of object modules were used to construct a file" 36.Sh SYNOPSIS 37.Nm 38.Op Fl qs 39.Op Ar 40.Sh DESCRIPTION 41The 42.Nm 43utility searches each specified 44.Ar file 45for sequences of the form 46.Dq Li @(#) 47as inserted by the 48.Tn SCCS 49source code control system. 50It prints the remainder 51of the string following this marker, up to a NUL character, newline, double 52quote, 53.Ql \&> 54character, or backslash. 55.Pp 56The following options are available: 57.Bl -tag -width indent 58.It Fl q 59Only output the match text, rather than formatting it. 60.It Fl s 61Stop searching each file after the first match. 62.El 63.Sh EXIT STATUS 64Exit status is 0 if any matches were found, otherwise 1. 65.Sh SEE ALSO 66.Xr ident 1 , 67.Xr strings 1 68.Sh STANDARDS 69The 70.Nm 71utility conforms to 72.St -p1003.1-2001 . 73The 74.Fl q 75option is a non-standard 76.Fx 77extension which may not be available on other operating systems. 78.Sh HISTORY 79The 80.Nm 81command appeared in 82.Bx 4.0 . 83.Sh BUGS 84This is a rewrite of the 85.Tn SCCS 86command of the same name, 87and behavior may not be identical. 88