From 9d1ce7321f27d47b76cba907127af777d6672188 Mon Sep 17 00:00:00 2001
From: "B. Watson" <urchlay@slackware.uk>
Date: Thu, 13 Jun 2024 15:30:33 -0400
Subject: major surgery: callback API, port dumpbas to use callbacks, add
 vxrefbas.

---
 vxrefbas.1 | 113 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 vxrefbas.1

(limited to 'vxrefbas.1')

diff --git a/vxrefbas.1 b/vxrefbas.1
new file mode 100644
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--- /dev/null
+++ b/vxrefbas.1
@@ -0,0 +1,113 @@
+.\" Man page generated from reStructuredText.
+.
+.
+.nr rst2man-indent-level 0
+.
+.de1 rstReportMargin
+\\$1 \\n[an-margin]
+level \\n[rst2man-indent-level]
+level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
+-
+\\n[rst2man-indent0]
+\\n[rst2man-indent1]
+\\n[rst2man-indent2]
+..
+.de1 INDENT
+.\" .rstReportMargin pre:
+. RS \\$1
+. nr rst2man-indent\\n[rst2man-indent-level] \\n[an-margin]
+. nr rst2man-indent-level +1
+.\" .rstReportMargin post:
+..
+.de UNINDENT
+. RE
+.\" indent \\n[an-margin]
+.\" old: \\n[rst2man-indent\\n[rst2man-indent-level]]
+.nr rst2man-indent-level -1
+.\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
+.in \\n[rst2man-indent\\n[rst2man-indent-level]]u
+..
+.TH "VXREFBAS" 1 "2024-06-13" "0.2.1" "Urchlay's Atari 8-bit Tools"
+.SH NAME
+vxrefbas \- Variable cross-reference for tokenized Atari 8-bit BASIC files
+.SH SYNOPSIS
+.sp
+vxrefbas \fBinput\-file\fP
+.SH DESCRIPTION
+.sp
+\fBvxrefbas\fP reads an Atari 8\-bit BASIC tokenized program and prints
+a list of variables, each with a list of line numbers where the
+variable is referenced.
+.sp
+Variables that aren\(aqt used by the program are listed as \fI(no references)\fP\&.
+.sp
+Each line number may be followed by one or more markers, which show the
+type of variable access.
+.INDENT 0.0
+.TP
+.B \fB=\fP
+The variable is assigned on this line, with \fILET\fP or "implied LET" (e.g.
+\fIA=1\fP).
+.TP
+.B \fB{\fP
+The variable is used as the control variable of a \fIFOR\fP loop on this line.
+.TP
+.B \fB}\fP
+The variable is used in a \fINEXT\fP on this line.
+.UNINDENT
+.SH OPTIONS
+.SS General Options
+.INDENT 0.0
+.TP
+.B \fB\-\-help\fP
+Print usage message and exit.
+.TP
+.B \fB\-\-version\fP
+Print version number and exit.
+.TP
+.B \fB\-v\fP
+Verbose operation. When displaying a number in verbose mode, it will
+be prefixed with \fI$\fP if it\(aqs in hex, or no prefix for decimal.
+.UNINDENT
+.SH EXIT STATUS
+.sp
+0 for success, 1 for failure.
+.SH COPYRIGHT
+.sp
+WTFPL. See \fI\%http://www.wtfpl.net/txt/copying/\fP for details.
+.SH AUTHOR
+.INDENT 0.0
+.IP B. 3
+Watson <\fI\%urchlay@slackware.uk\fP>; Urchlay on irc.libera.chat \fI##atari\fP\&.
+.UNINDENT
+.SH SEE ALSO
+.sp
+\fBa8eol\fP(1),
+\fBa8utf8\fP(1),
+\fBatr2xfd\fP(1),
+\fBatrsize\fP(1),
+\fBaxe\fP(1),
+\fBblob2c\fP(1),
+\fBblob2xex\fP(1),
+\fBcart2xex\fP(1),
+\fBdasm2atasm\fP(1),
+\fBdumpbas\fP(1),
+\fBf2toxex\fP(1),
+\fBfenders\fP(1),
+\fBprotbas\fP(1),
+\fBrenumbas\fP(1),
+\fBrom2cart\fP(1),
+\fBunmac65\fP(1),
+\fBunprotbas\fP(1),
+\fBvxrefbas\fP(1),
+\fBxexamine\fP(1),
+\fBxexcat\fP(1),
+\fBxexsplit\fP(1),
+\fBxfd2atr\fP(1),
+\fBxex\fP(5),
+\fBatascii\fP(7).
+.sp
+Any good Atari 8\-bit book: \fIDe Re Atari\fP, \fIThe Atari BASIC  Reference
+Manual\fP,  the  \fIOS Users\(aq Guide\fP, \fIMapping the Atari\fP, etc.
+.\" Generated by docutils manpage writer.
+.
-- 
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