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.Dd December 14, 2006 29.Dt WHAT 1 30.Os 31.Sh NAME 32.Nm what 33.Nd "show what versions of object modules were used to construct a file" 34.Sh SYNOPSIS 35.Nm 36.Op Fl qs 37.Op Ar 38.Sh DESCRIPTION 39The 40.Nm 41utility searches each specified 42.Ar file 43for sequences of the form 44.Dq Li @(#) 45as inserted by the 46.Tn SCCS 47source code control system. 48It prints the remainder 49of the string following this marker, up to a NUL character, newline, double 50quote, 51.Ql \&> 52character, or backslash. 53.Pp 54The following options are available: 55.Bl -tag -width indent 56.It Fl q 57Only output the match text, rather than formatting it. 58.It Fl s 59Stop searching each file after the first match. 60.El 61.Sh EXIT STATUS 62Exit status is 0 if any matches were found, otherwise 1. 63.Sh SEE ALSO 64.Xr ident 1 , 65.Xr strings 1 66.Sh STANDARDS 67The 68.Nm 69utility conforms to 70.St -p1003.1-2001 . 71The 72.Fl q 73option is a non-standard 74.Fx 75extension which may not be available on other operating systems. 76.Sh HISTORY 77The 78.Nm 79command appeared in 80.Bx 4.0 . 81.Sh BUGS 82This is a rewrite of the 83.Tn SCCS 84command of the same name, 85and behavior may not be identical. 86