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.\"	$OpenBSD: ident.1,v 1.9 2009/10/15 10:08:43 sobrado Exp $
.\"
.\" Copyright (c) 2005 Xavier Santolaria <xsa@openbsd.org>
.\" All rights reserved.
.\"
.\" Permission to use, copy, modify, and distribute this software for any
.\" purpose with or without fee is hereby granted, provided that the above
.\" copyright notice and this permission notice appear in all copies.
.\"
.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
.Dd $Mdocdate: October 15 2009 $
.Dt IDENT 1
.Os
.Sh NAME
.Nm ident
.Nd identify RCS keyword strings in files
.Sh SYNOPSIS
.Nm
.Op Fl qV
.Op Ar
.Sh DESCRIPTION
The
.Nm
program searches for the pattern $keyword:...$ from the
.Ar files
specified as argument (or standard input if none are given).
See the
.Sx KEYWORD SUBSTITUTION
section of
.Xr rcs 1
for more information.
.Pp
The following options are supported:
.Bl -tag -width "XXX"
.It Fl q
Quiet mode: suppress warnings if no pattern found.
.It Fl V
Display version information and exit.
.El
.Pp
.Ex -std ident
.Sh EXAMPLES
Given the following source code in file
.Pa foo.c :
.Bd -literal -offset indent
#include \*(Ltstdio.h\*(Gt

static char const rcsid[] =
	"$\&Id: foo.c,v 1.2 2005/11/18 09:34:51 xsa Exp $";

int
main(void) {
	printf("%s\en", rcsid);
	return (0);
}
.Ed
.Pp
Compile it and run
.Nm :
.Bd -literal -offset indent
$ ident foo.c foo.o
foo.c:
     $\&Id: foo.c,v 1.2 2005/11/18 09:34:51 xsa Exp $
foo.o:
     $\&Id: foo.c,v 1.2 2005/11/18 09:34:51 xsa Exp $
.Ed
.Sh SEE ALSO
.Xr ci 1 ,
.Xr co 1 ,
.Xr cvs 1 ,
.Xr rcs 1 ,
.Xr rcsclean 1 ,
.Xr rcsdiff 1 ,
.Xr rcsmerge 1 ,
.Xr rlog 1