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authorJacob McDonnell <jacob@jacobmcdonnell.com>2026-04-25 19:54:44 -0400
committerJacob McDonnell <jacob@jacobmcdonnell.com>2026-04-25 19:54:44 -0400
commita9157ce950dfe2fc30795d43b9d79b9d1bffc48b (patch)
tree9df484304b560466d145e662c1c254ff0e9ae0ba /static/openbsd/man6/bcd.6
parent160aa82b2d39c46ad33723d7d909cb4972efbb03 (diff)
docs: Added All OpenBSD Manuals
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+.\" $OpenBSD: bcd.6,v 1.22 2019/09/08 22:43:46 schwarze Exp $
+.\"
+.\" Copyright (c) 1988, 1991, 1993
+.\" The Regents of the University of California. All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\" notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\" notice, this list of conditions and the following disclaimer in the
+.\" documentation and/or other materials provided with the distribution.
+.\" 3. Neither the name of the University nor the names of its contributors
+.\" may be used to endorse or promote products derived from this software
+.\" without specific prior written permission.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
+.\"
+.\" @(#)bcd.6 8.1 (Berkeley) 5/31/93
+.\"
+.Dd $Mdocdate: September 8 2019 $
+.Dt BCD 6
+.Os
+.Sh NAME
+.Nm bcd
+.Nd reformat input as punch cards
+.Sh SYNOPSIS
+.Nm
+.Op Fl l
+.Op Ar string ...
+.Nm
+.Fl d
+.Op Fl l
+.Sh DESCRIPTION
+The
+.Nm bcd
+command reads the given input and reformats it as an ASCII art
+representation of punched cards for the GE 635 and GE 645 computers
+used at Bell Labs in the late 1960s and early 1970s.
+Acceptable input are command line arguments or the standard input.
+.Pp
+The options are as follows:
+.Bl -tag -width Ds
+.It Fl d
+Decode punch cards on the standard input back to ASCII.
+.It Fl l
+Create or decode 80 column punch cards.
+The default is 48 columns.
+.El
+.Sh SEE ALSO
+.Xr ppt 6
+.Sh STANDARDS
+.Rs
+.%I ISO 1681:1973
+.%R "Information processing--Unpunched paper cards--Specification"
+.Re
+.Pp
+.Rs
+.%I ISO 1682:1973
+.%R "Information processing--80 columns punched paper cards--Dimensions and location of rectangular punched holes"
+.Re
+.Sh HISTORY
+The
+.Nm
+game first appeared in
+.At v6 .