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New tool
git-svn-id: svn://svn.cc65.org/cc65/trunk@558 b7a2c559-68d2-44c3-8de9-860c34a00d81
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cuz
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2
src/ca65html/.cvsignore
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2
src/ca65html/.cvsignore
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*.html
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*.s
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261
src/ca65html/ca65html
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src/ca65html/ca65html
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#!/usr/bin/perl
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#
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# Convert a ca65 source into HTML
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#
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# Ullrich von Bassewitz, 05.12.2000
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#
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# ----------------------------------------------------------
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# Helper functions
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# ----------------------------------------------------------
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# Terminate with an error
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sub Abort {
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print "@_\n";
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exit 1;
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}
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# Print the document header
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sub DocHeader {
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local $OUT = shift (@_);
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local $Asm = shift (@_);
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print $OUT <<"EOF";
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html-40/loose.dtd">
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<html>
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<head>
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<title>SDSL Traffic</title>
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</head>
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<body bgcolor="#FFFFFF" text="#000000" link="#0000d0" vlink="#000060" alink="#00d0d0">
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<p><br><p>
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<center><h1>$Asm</h1></center>
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<hr><p><br><p>
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<pre>
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EOF
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}
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# Print the document footer
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sub DocFooter {
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local $OUT = shift (@_);
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local $Name = shift (@_);
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# Get the current date and time
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$Today = localtime;
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print $OUT <<"EOF";
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</pre>
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<p><br><p>
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<hr size=1 noshade>
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<address>
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<a href=\"http://validator.w3.org/check/referer\"><img border=0
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src=\"http://validator.w3.org/images/vh40\"
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alt=\"Valid HTML 4.0!\" height=31 width=88 align=right></a>
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$Name; generated on $Today by ca65html<br>
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<a href=\"mailto:uz\@cc65.org\">uz\@cc65.org</a>
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</address>
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</body>
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</html>
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EOF
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}
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# Remove illegal characters from a string
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sub Cleanup {
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local $S = shift (@_);
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$S =~ s/&/&/g;
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$S =~ s/</</g;
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$S =~ s/>/>/g;
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$S =~ s/\"/"/g;
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return $S;
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}
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# ----------------------------------------------------------
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# Code
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# ----------------------------------------------------------
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# Get the arguments
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if ($#ARGV != 1) {
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printf STDERR "Usage: %s asm-file output-file\n", $ARGV[0];
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exit (1);
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}
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$ASM = shift (@ARGV);
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$OUT = shift (@ARGV);
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# Open a the input file
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open (ASM, "<$ASM") or Abort ("Cannot open $ASM");
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# Read all lines and remember labels
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$LNum = 1;
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%Label = ();
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while ($Line = <ASM>) {
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# Remove the newline
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chop ($Line);
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# Check for a label
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if ($Line =~ /^\s*([_\w][_\w\d]*)\s*(:|=)/) {
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$Label { $1 } = $LNum++;
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} elsif ($Line =~ /^\s*(\.import|\.importzp|.proc)\s+(.*?)(\s*)(;.*$|$)/) {
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@L = split (/\s*,\s*/, $2);
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for my $Id (@L) {
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$Label { $Id } = $LNum++;
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}
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}
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}
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# Reset the file pointer to the beginning
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seek (ASM, 0, 0);
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# Open the output file and print the HTML header
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open (OUT, ">$OUT") or Abort ("Cannot open $OUT");
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DocHeader (OUT, $ASM);
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# The instructions that will have hyperlinks if a label is used
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$Ins = "adc|add|and|bcc|bcs|beq|bit|bmi|bne|bpl|bcv|bvs|cmp|cpx|cpy|dec|".
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"eor|inc|jmp|jsr|lda|ldx|ldy|ora|rol|sbc|sta|stx|sty|sub|";
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# Read the input file again, replacing references by hyperlinks and mark
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# labels as link targets.
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while ($Line = <ASM>) {
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# Remove the newline
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chop ($Line);
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# Clear the output line
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$OutLine = "";
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# Check for and ignore a local label
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if ($Line =~ /^(\s*\@[_\w][_\w\d]*\s*:)(.*)$/) {
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# Print the label
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$OutLine .= "$1";
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# Use the remainder for line
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$Line = $2;
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}
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# Check for a label, if we have one, remove it from the line
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if ($Line =~ /^\s*([_\w][_\w\d]*)(\s*)(:|=)(.*)$/) {
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# Print the label with a tag
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$OutLine .= sprintf ("<a name=\"L%04X\">%s</a>%s%s", $Label { $1 }, $1, $2, $3);
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# Use the remainder for line
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$Line = $4;
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}
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# Print any leading whitespace
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if ($Line =~ /^(\s+)(.*)$/) {
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$OutLine .= "$1";
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$Line = $2;
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}
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# Handle the import statements
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if ($Line =~ /^(\.import|\.importzp|.proc|)(\s+)(.*)$/) {
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$OutLine .= "$1$2";
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$Line = $3;
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# Print all identifiers if there are any
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while ($Line =~ /^([_\w][_\w\d]*)(.*)$/) {
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$Num = $Label { $1 };
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if ($Num != 0) {
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$OutLine .= sprintf ("<a name=\"L%04X\">%s</a>", $Num, $1);
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} else {
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$OutLine .= "$1";
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}
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$Line = $2;
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if ($Line =~ /^(\s*),(\s*)(.*)$/) {
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$OutLine .= "$1,$2";
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$Line = $3;
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} else {
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last;
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}
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}
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# Add an remainder if there is one
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$OutLine .= Cleanup ($Line);
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# Check for control commands that may reference lists of labels
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} elsif ($Line =~ /^(\.addr|\.word|\.export)(\s+)(.*)$/) {
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# Print the command the and white space
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$OutLine .= "$1$2";
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$Line = $3;
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# Print all identifiers if there are any
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while ($Line =~ /^([_\w][_\w\d]*)(.*)$/) {
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$Num = $Label { $1 };
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if ($Num != 0) {
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$OutLine .= sprintf ("<a href=\"#L%04X\">%s</a>", $Num, $1);
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} else {
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$OutLine .= "$1";
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}
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$Line = $2;
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if ($Line =~ /^(\s*),(\s*)(.*)$/) {
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$OutLine .= "$1,$2";
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$Line = $3;
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} else {
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last;
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}
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}
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# Add an remainder if there is one
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$OutLine .= Cleanup ($Line);
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# Check for any legal instruction
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} elsif ($Line =~ /^($Ins)(\s+)(.*)$/) {
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# Print the instruction and white space
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$OutLine .= "$1$2";
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$Line = $3;
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# Check for a comment or traling whitespace and separate it
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if ($Line =~ /^(.*?)(\s*)(;.*)$/) {
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$Line = $1;
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$Comment = "$2$3";
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} elsif ($Line =~ /^(.*?)(\s*)$/) {
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$Line = $1;
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$Comment = $2;
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} else {
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$Comment = "";
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}
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# Check for the first identifier and replace it by a hyperlink
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if ($Line =~ /^([^_a-zA-Z]*)([_a-zA-Z][_\w]*)(.*)$/ && $Label { $2 } != 0) {
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$Line = sprintf ("%s<a href=\"#L%04X\">%s</a>%s",
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Cleanup ($1), $Label { $2 }, $2, Cleanup ($3));
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}
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# Clean the comment
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$Comment = Cleanup ($Comment);
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# Reassemble and print the line
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$OutLine .= "$Line$Comment";
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} else {
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# Nothing known - print the line
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$OutLine .= Cleanup ($Line);
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}
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# Print the result
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print OUT "$OutLine\n";
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}
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# Print the HTML footer
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DocFooter (OUT, $OUT);
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# Close the files
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close (ASM);
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close (OUT);
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# Done
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exit 0;
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