.\"	$NetBSD: asa.1,v 1.11 2002/02/08 01:36:18 ross Exp $
.\"
.\" Copyright (c) 1993 Winning Strategies, Inc.
.\" 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. All advertising materials mentioning features or use of this software
.\"    must display the following acknowledgement:
.\"      This product includes software developed by Winning Strategies, Inc.
.\" 4. The name of the author may not be used to endorse or promote products
.\"    derived from this software without specific prior written permission
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" $FreeBSD$
.\"
.Dd May 9, 2002
.Dt ASA 1
.Os
.Sh NAME
.Nm asa
.Nd interpret carriage-control characters
.Sh SYNOPSIS
.Nm
.Op Ar
.Sh DESCRIPTION
The
.Nm
utility reads files sequentially, mapping
.Tn FORTRAN
carriage-control characters to line-printer control sequences,
and writes them to the standard output.
.Pp
The first character of each line is interpreted as a carriage-control
character.
The following characters are interpreted as follows:
.Bl -tag -width ".Aq space"
.It Aq space
Output the rest of the line without change.
.It 0
Output a
.Aq newline
character before printing the rest of the line.
.It 1
Output a
.Aq formfeed
character before printing the rest of the line.
.It \&+
The trailing
.Aq newline
of the previous line is replaced by a
.Aq carriage-return
before printing the rest of the line.
.El
.Pp
Lines beginning with characters other than the above are treated as if they
begin with
.Aq space .
.Sh EXIT STATUS
.Ex -std
.Sh EXAMPLES
To view a file containing the output of a
.Tn FORTRAN
program:
.Pp
.Dl "asa file"
.Pp
To format the output of a
.Tn FORTRAN
program and redirect it to a line-printer:
.Pp
.Dl "a.out | asa | lpr"
.Sh SEE ALSO
.Xr f77 1
.Sh STANDARDS
The
.Nm
utility conforms to
.St -p1003.1-2001 .
.Sh AUTHORS
.An J.T. Conklin ,
Winning Strategies, Inc.