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rpc8ecc/bin/ca65html

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Perl
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#!/usr/bin/perl
###############################################################################
# #
# ca65html #
# #
# Convert a ca65 source into HTML #
# #
# #
# #
# (C) 2000-2007 Ullrich von Bassewitz #
# Roemerstrasse 52 #
# D-70794 Filderstadt #
# EMail: uz@cc65.org #
# #
# #
# This software is provided 'as-is', without any expressed or implied #
# warranty. In no event will the authors be held liable for any damages #
# arising from the use of this software. #
# #
# Permission is granted to anyone to use this software for any purpose, #
# including commercial applications, and to alter it and redistribute it #
# freely, subject to the following restrictions: #
# #
# 1. The origin of this software must not be misrepresented; you must not #
# claim that you wrote the original software. If you use this software #
# in a product, an acknowledgment in the product documentation would be #
# appreciated but is not required. #
# 2. Altered source versions must be plainly marked as such, and must not #
# be misrepresented as being the original software. #
# 3. This notice may not be removed or altered from any source #
# distribution. #
# #
###############################################################################
# Things currently missing:
#
# - Scoping with .proc/.endproc, .scope/.endscope, .enum/.endenum,
# .struct/.endstruct, .union/endunion, .repeat/.endrep, .local
# - .global is ignored
# - .case is ignored, labels are always case-sensitive
# - .include handling (difficult)
# - The global namespace operator ::
#
use strict 'vars';
use warnings;
# Modules
use Getopt::Long;
#-----------------------------------------------------------------------------#
# Variables #
# ----------------------------------------------------------------------------#
# Global variables
my %Files = (); # List of all files.
my $FileCount = 0; # Number of input files
my %Exports = (); # List of exported symbols.
my %Imports = (); # List of imported symbols.
my %Labels = (); # List of all labels
my $LabelNum = 0; # Counter to generate unique labels
# Command line options
my $BGColor = "#FFFFFF"; # Background color
my $Colorize = 0; # Colorize the output
my $CommentColor = "#B22222"; # Color for comments
my $CRefs = 0; # Add references to the C file
my $CtrlColor = "#228B22"; # Color for control directives
my $CvtTabs = 0; # Convert tabs to spaces
my $TabSize = 8; # This is how god created them
my $Debug = 0; # No debugging
my $Help = 0; # Help flag
my $HTMLDir = ""; # Directory in which to create the files
my $IndexCols = 6; # Columns in the file listing
my $IndexTitle = "Index"; # Title of index page
my $IndexName = "index.html"; # Name of index page
my $IndexPage = 0; # Create an index page
my $KeywordColor = "#A020F0"; # Color for keywords
my $LineLabels = 0; # Add a HTML label to each line
my $LineNumbers = 0; # Add line numbers to the output
my $LinkStyle = 0; # Default link style
my $ReplaceExt = 0; # Replace extension instead of appending
my $StringColor = "#6169C1"; # Color for strings
my $TextColor = "#000000"; # Text color
my $Verbose = 0; # Be quiet
# Table used to convert the label number into names
my @NameTab = ('A' .. 'Z', '0' .. '9');
#-----------------------------------------------------------------------------#
# Helper functions #
# ----------------------------------------------------------------------------#
# Terminate with an error
sub Abort {
print STDERR "ca65html: @_\n";
exit 1;
}
# Print a message if verbose is true
sub Gabble {
if ($Verbose) {
print "ca65html: @_\n";
}
}
# Generate a label and return it
sub GenLabel {
my $I;
my $L = "";;
my $Num = $LabelNum++;
# Generate the label
for ($I = 0; $I < 4; $I++) {
$L = $NameTab[$Num % 36] . $L;
$Num /= 36;
}
return $L;
}
# Make an output file name from an input file name
sub GetOutName {
# Input name is parameter
my $InName = $_[0];
# Create the output file name from the input file name
if ($ReplaceExt && $InName =~ /^(.+)\.([^\.\/]*)$/) {
return "$1.html";
} else {
return "$InName.html";
}
}
# Translate some HTML characters into harmless names.
sub Cleanup {
my $S = shift (@_);
$S =~ s/&/&amp;/g;
$S =~ s/</&lt;/g;
$S =~ s/>/&gt;/g;
$S =~ s/\"/&quot;/g;
return $S;
}
# Strip a path from a filename and return just the name
sub StripPath {
# Filename is argument
my $FileName = $_[0];
# Remove a path name if we have one
$FileName =~ /^(.*?)([^\/]*)$/;
return $2;
}
#-----------------------------------------------------------------------------#
# Document header and footer #
# ----------------------------------------------------------------------------#
# Print the document header
sub DocHeader {
my $OUT = shift (@_);
my $Asm = shift (@_);
print $OUT "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\">\n";
print $OUT <<"EOF";
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<meta name="GENERATOR" content="ca65html">
<title>$Asm</title>
<style type=\"text/css\">
body {
background-color: $BGColor;
color: $TextColor;
}
h1 {
text-align: center;
}
#top {
margin: 2em 0 3em 0;
border-bottom: 1px solid grey;
}
#bottom {
margin: 3em 0 1em 0;
padding-top: 1em;
border-top: 1px solid grey;
}
img {
border: 0;
margin: 0;
float: right;
}
.ctrl {
color: $CtrlColor;
}
.keyword {
color: $KeywordColor;
}
.string {
color: $StringColor;
}
.comment {
color: $CommentColor;
}
a:link {
color: #0000d0;
}
a:visited {
color: #000060;
}
a:active {
color: #00d0d0;
}
</style>
</head>
<body>
<div id=\"top\"><h1>$Asm</h1></div>
EOF
}
# Print the document footer
sub DocFooter {
my $OUT = shift (@_);
my $Name = shift (@_);
# Get the current date and time
my $Today = localtime;
# Print
print $OUT "<div id=\"bottom\"><address>\n";
print $OUT "<a href=\"http://validator.w3.org/check?uri=referer\">\n";
print $OUT "<img src=\"http://www.w3.org/Icons/valid-xhtml10-blue\" alt=\"Valid XHTML 1.0 Strict\" height=\"31\" width=\"88\" /></a><br>\n";
print $OUT "$Name; generated on $Today by ca65html<br>\n";
print $OUT "<a href=\"mailto:uz&#64;cc65.org\">uz&#64;cc65.org</a>\n";
print $OUT "</address></div>\n";
print $OUT "</body></html>\n";
}
#-----------------------------------------------------------------------------#
# Colorization #
#-----------------------------------------------------------------------------#
sub ColorizeComment {
if ($Colorize && $_[0] ne "") {
return "<span class=\"comment\">$_[0]</span>";
} else {
return $_[0];
}
}
sub ColorizeCtrl {
if ($Colorize) {
return "<span class=\"ctrl\">$_[0]</span>";
} else {
return $_[0];
}
}
sub ColorizeKeyword {
if ($Colorize) {
return "<span class=\"keyword\">$_[0]</span>";
} else {
return $_[0];
}
}
sub ColorizeString {
if ($Colorize) {
return "<span class=\"string\">$_[0]</span>";
} else {
return $_[0];
}
}
#-----------------------------------------------------------------------------#
# File list management #
#-----------------------------------------------------------------------------#
sub AddFile {
# Argument is file to add
my $FileName = $_[0];
# Get just the name (remove a path if there is one)
my $Name = StripPath ($FileName);
# Check if we have the file already
if (exists ($Files{$Name})) {
Gabble ("File \"$FileName\" already known");
return;
}
# Check with the full pathname. If we don't find it, search in the current
# directory
if (-f $FileName && -r _) {
$Files{$Name} = $FileName;
$FileCount++;
} elsif (-f $Name && -r _) {
$Files{$Name} = $Name;
$FileCount++;
} else {
Abort ("$FileName not found or not readable");
}
}
#-----------------------------------------------------------------------------#
# Referencing and defining labels #
#-----------------------------------------------------------------------------#
# Get a label reference
sub RefLabel {
# Arguments are: Filename, identifier, item that should be tagged
my $FileName = $_[0];
my $Id = $_[1];
my $Item = $_[2];
# Search for the identifier in the list of labels
if (exists ($Labels{$FileName}{$Id})) {
# It is a label (in this file)
return sprintf ("<a href=\"#%s\">%s</a>", $Labels{$FileName}{$Id}, $Item);
} elsif (exists ($Imports{$FileName}{$Id})) {
# It is an import. If LinkStyle is 1, or if the file exporting the
# identifier is not visible, we link to the .import statement in the
# current file. Otherwise we link directly to the referenced symbol
# in the file that exports it.
if ($LinkStyle == 1 or not exists ($Exports{$Id})) {
return sprintf ("<a href=\"#%s\">%s</a>", $Imports{$FileName}{$Id}, $Item);
} else {
# Get the filename from the export
my $Label;
($FileName, $Label) = split (/#/, $Exports{$Id});
if (not defined ($Labels{$FileName}{$Id})) {
# This may currently happen because we don't see .include
# statements, so we may have an export but no definition.
# Link to the .export statement instead
$Label = $Exports{$Id};
} else {
# Link to the definition in the file
$Label = sprintf ("%s#%s", $FileName, $Labels{$FileName}{$Id});
}
return sprintf ("<a href=\"%s\">%s</a>", $Label, $Item);
}
} else {
# The symbol is unknown, return as is
return $Item;
}
}
#-----------------------------------------------------------------------------#
# Pass 1 #
# ----------------------------------------------------------------------------#
# Process1: Read one file for the first time.
sub Process1 {
# Variables
my $Line;
my $Id;
# Filename is parameter
my $InName = shift(@_);
# Create the output file name from the input file name
my $OutName = GetOutName ($InName);
# Current cheap local label prefix is empty
my $CheapPrefix = "";
# Open a the input file
my $FileName = $Files{$InName}; # Includes path if needed
open (INPUT, "<$FileName") or Abort ("Cannot open $FileName: $!");
# Keep the user happy
Gabble ("$FileName => $OutName");
# Read and process all lines from the file
while ($Line = <INPUT>) {
# Remove the newline
chomp ($Line);
# Check for a label
if ($Line =~ /^\s*(([\@?]?)[_a-zA-Z]\w*)\s*(?::=?|=)/) {
# Is this a local label?
if ($2 ne "") {
# Use the prefix
$Id = "$CheapPrefix$1";
} else {
# Use as is
$Id = $1;
# Remember the id as new cheap local prefix
$CheapPrefix = $Id;
}
# Remember the label
$Labels{$OutName}{$Id} = GenLabel();
# Check for an import statement
} elsif ($Line =~ /^\s*\.(?:(?:force)?import|importzp)\s+(.*?)\s*(?:;.*)?$/i) {
# Split into a list of identifiers
my @Ids = split (/\s*(?::\s*[A-Za-z]+\s*)?,\s*/, $1);
# Remove an address-size specifier, from the last identifier,
# if there is one.
$Ids[$#Ids] =~ s/\s*:\s*[A-Za-z]+//;
for $Id (@Ids) {
$Imports{$OutName}{$Id} = GenLabel();
}
# Check for an export statement
} elsif ($Line =~ /^\s*\.export(?:zp)?\s+(.*?)\s*(?:;.*)?$/i) {
# Split into a list of identifiers
my @Ids = split (/\s*(?::\s*[A-Za-z]+\s*)?,\s*/, $1);
# Remove an address-size specifier, from the last identifier,
# if there is one.
$Ids[$#Ids] =~ s/\s*:\s*[A-Za-z]+//;
for $Id (@Ids) {
$Exports{$Id} = sprintf ("%s#%s", $OutName, GenLabel());
}
# Check for an actor statement.
} elsif ($Line =~ /^\s*\.(?:(?:(?:con|de)struc|interrup)tor|condes)\s+([_a-z]\w*)/i) {
$Exports{$1} = sprintf ("%s#%s", $OutName, GenLabel());
# Check for a .proc statement
} elsif ($Line =~ /^\s*\.proc\s+([_a-z]\w*)/i) {
# Remember the ID as the new cheap-local prefix.
$CheapPrefix = $1;
$Labels{$OutName}{$1} = GenLabel();
}
}
# Close the input file
close (INPUT);
}
# Pass1: Read all files for the first time.
sub Pass1 () {
# Keep the user happy
Gabble ("Pass 1");
# Walk over the files
for my $InName (keys (%Files)) {
# Process one file
Process1 ($InName);
}
}
#-----------------------------------------------------------------------------#
# Pass 2 #
# ----------------------------------------------------------------------------#
# Process2: Read one file the second time.
sub Process2 {
# Variables
my $Base;
my $Ext;
my $Line;
my $OutLine;
my $Id;
my $Label;
my $Comment;
my $Trailer;
# Input file is parameter
my $InName = shift(@_);
# Create the output file name from the input file name
my $OutName = GetOutName ($InName);
# Current cheap local label prefix is empty
my $CheapPrefix = "";
# Open a the input file
my $FileName = $Files{$InName}; # Includes path if needed
open (INPUT, "<$FileName") or Abort ("Cannot open $FileName: $!");
# Open the output file and print the HTML header
open (OUTPUT, ">$HTMLDir$OutName") or Abort ("Cannot open $OutName: $!");
DocHeader (OUTPUT, $InName);
print OUTPUT "<pre>\n";
# Keep the user happy
Gabble ("$FileName => $OutName");
# The instructions that will have hyperlinks if a label is used.
# And, they will be highlighted when color is used.
my $LabelIns = "adc|add|and|asl|bb[rs][0-7]|b[cv][cs]|beq|bge|bit|blt|".
"bmi|bne|bpl|br[akl]|bsr|cmp|cop|cp[axy]|dec|eor|inc|jml|".
"jmp|jsl|jsr|ld[axy]|lsr|mvn|mvp|ora|pe[air]|rep|".
"[rs]mb[0-7]|rol|ror|sbc|sep|st[012axyz]|sub|tai|tam|tdd|".
"ti[ain]|tma|trb|tsb|tst";
# Instructions that have only the implied-addressing mode -- therefore,
# no hyperlinking. They will be highlighted only, when color is used.
my $OtherIns = "cl[acdivxy]|csh|csl|de[axy]|in[axy]|nop|ph[abdkpxy]|".
"pl[abdpxy]|rt[ils]|sax|say|se[cdit]|stp|swa|sxy|ta[dsxy]|".
"tam[0-7]|tcd|tcs|tda|tdc|tma[0-7]|ts[acx]|tx[asy]|tya|tyx|".
"wai|xba|xce";
# Read the input file, replacing references with hyperlinks; and, mark
# labels as link targets.
my $LineNo = 0;
LINE: while ($Line = <INPUT>) {
# Count input lines
$LineNo++;
# Remove the newline at the end of line. Don't use chomp to be able to
# read dos/windows sources on unices.
$Line =~ s/[\r\n]*$//;
# If requested, convert tabs to spaces
if ($CvtTabs) {
# Don't ask me - this is from the perl manual page
1 while ($Line =~ s/\t+/' ' x (length($&) * $TabSize - length($`) % $TabSize)/e) ;
}
# Clear the output line
$OutLine = "";
# If requested, add a html label to each line with a name "linexxx",
# so it can be referenced from the outside (this is the same convention
# that is used by c2html). If we have line numbers enabled, add them.
if ($LineLabels && $LineNumbers) {
$OutLine .= sprintf ("<a name=\"line%d\">%6d</a>: ", $LineNo, $LineNo);
} elsif ($LineLabels) {
$OutLine .= sprintf ("<a name=\"line%d\"></a>", $LineNo);
} elsif ($LineNumbers) {
$OutLine .= sprintf ("%6d: ", $LineNo);
}
# Cut off a comment from the input line. Beware: We have to check for
# strings, since these may contain a semicolon that is no comment
# start.
($Line, $Comment) = $Line =~ /^((?:[^"';]+|".*?"|'.*?')*)(.*)$/;
if ($Comment =~ /^["']/) {
# Line with invalid syntax - there's a string start but
# no string end.
Abort (sprintf ("Invalid input at %s(%d)", $FileName, $LineNo));
}
# Remove trailing whitespace and move it together with the comment
# into the $Trailer variable.
$Line =~ s/\s*$//;
$Trailer = $& . ColorizeComment (Cleanup ($Comment));
# Check for a label at the start of the line. If we have one, process
# it, and remove it from the line.
if ($Line =~ s/^\s*?(([\@?]?)[_a-zA-Z]\w*)(\s*(?::=?|=))//) {
# Is this a local label?
if ($2 ne "") {
# Use the prefix
$Id = "$CheapPrefix$1";
} else {
# Use as is
$Id = $1;
# Remember the id as new cheap local prefix
$CheapPrefix = $Id;
}
# Get the label for the id
$Label = $Labels{$OutName}{$Id};
# Print the label with a tag
$OutLine .= "<a name=\"$Label\">$1</a>$3";
# Is the name explicitly assigned a value?
if ($3 =~ /=$/) {
# Print all identifiers if there are any.
while ($Line =~ s/^([^_a-zA-Z]*?)(([\@?]?)[_a-zA-Z]\w*)//) {
# Add the non-label stuff.
$OutLine .= Cleanup ($1);
# Use the prefix if the label is local.
# Get the reference to that label if we find it.
$OutLine .= RefLabel ($OutName, ($3 ne "") ? "$CheapPrefix$2" : $2, $2);
}
# Add a remainder if there is one.
$OutLine .= Cleanup ($Line);
# The line is complete; print it.
next LINE;
}
}
# Print any leading whitespace and remove it, so we don't have to
# care about whitespace below.
if ($Line =~ s/^\s+//) {
$OutLine .= $&;
}
# Handle the import statements
if ($Line =~ s/^\.(?:(?:force)?import|importzp)\s+//i) {
# Print any fixed stuff from the line and remove it
$OutLine .= $&;
# Print all identifiers if there are any
while ($Line =~ s/^[_a-zA-Z]\w*//) {
# Remember the identifier
my $Id = $&;
# Variable to assemble HTML representation
my $Contents = "";
# Make this import a link target
if (exists ($Imports{$OutName}{$Id})) {
$Label = $Imports{$OutName}{$Id};
$Contents .= sprintf (" name=\"%s\"", $Label);
}
# If we have an export for this import, add a link to this
# export definition
if (exists ($Exports{$Id})) {
$Label = $Exports{$Id};
$Contents .= sprintf (" href=\"%s\"", $Label);
}
# Add the HTML stuff to the output line
if ($Contents ne "") {
$OutLine .= sprintf ("<a%s>%s</a>", $Contents, $Id);
} else {
$OutLine .= $Id;
}
# Check if another identifier follows
if ($Line =~ s/^\s*(?::\s*[A-Za-z]+\s*)?,\s*//) {
$OutLine .= $&;
} else {
last;
}
}
# Add an remainder if there is one
$OutLine .= Cleanup ($Line);
# Handle export statements
} elsif ($Line =~ s/^\.export(?:zp)?\s+//i) {
# Print the command and the whitespace.
$OutLine .= $&;
# Print all identifiers if there are any
while ($Line =~ s/^[_a-zA-Z]\w*//) {
# Remember the identifier
my $Id = $&;
# Variable to assemble HTML representation
my $Contents = "";
# If we have a definition for this export in this file, add
# a link to the definition.
if (exists ($Labels{$OutName}{$Id})) {
$Label = $Labels{$OutName}{$Id};
$Contents = sprintf (" href=\"#%s\"", $Label);
}
# If we have this identifier in the list of exports, add a
# jump target for the export.
if (exists ($Exports{$Id})) {
$Label = $Exports{$Id};
# Be sure to use only the label part
$Label =~ s/^.*#//;
$Contents .= sprintf (" name=\"%s\"", $Label);
}
# Add the HTML stuff to the output line
if ($Contents ne "") {
$OutLine .= sprintf ("<a%s>%s</a>", $Contents, $Id);
} else {
$OutLine .= $Id;
}
# Check if another identifier follows
if ($Line =~ s/^\s*(?::\s*[A-Za-z]+\s*)?,\s*//) {
$OutLine .= $&;
} else {
last;
}
}
# Add an remainder if there is one
$OutLine .= Cleanup ($Line);
# Handle actor statements.
} elsif ($Line =~ s/^(\.(?:(?:(?:con|de)struc|interrup)tor|condes)\s+)([_a-z]\w*)//i) {
# Print the command and the whitespace.
$OutLine .= $1;
# Remember the identifier.
$Id = $2;
# Variable to assemble HTML representation
my $Contents = "";
# If we have a definition for this actor, in this file,
# then add a link to that definition.
if (exists ($Labels{$OutName}{$Id})) {
$Contents = sprintf (" href=\"#%s\"", $Labels{$OutName}{$Id});
}
# Get the target, for linking from imports in other files.
$Label = $Exports{$Id};
# Be sure to use only the label part.
$Label =~ s/^.*#//;
# Add the HTML stuff and the remainder of the actor
# to the output line.
$OutLine .= sprintf ("<a name=\"%s\"%s>%s</a>%s", $Label,
$Contents, $Id, Cleanup ($Line));
# Check for .faraddr, .addr, .dword, .word, .dbyt, .byt, .byte, .res,
# .elseif, .if, .align, and .org.
} elsif ($Line =~ s/^\.(?:(?:far)?addr|d?word|d?byte?|res|(?:else)?if|align|org)\s+//i) {
# Print the command and the white space
$OutLine .= $&;
# Print all identifiers if there are any
while ($Line =~ s/^([^_a-zA-Z]*?)(([\@?]?)[_a-zA-Z]\w*)//) {
# Add the non label stuff
$OutLine .= Cleanup ($1);
# Use the prefix if the label is local.
# Get the reference to that label if we find it.
$OutLine .= RefLabel ($OutName, ($3 ne "") ? "$CheapPrefix$2" : $2, $2);
}
# Add an remainder if there is one
$OutLine .= Cleanup ($Line);
# Handle .proc
} elsif ($Line =~ /^(\.proc)(\s+)([_a-z]\w*)?(.*)$/i) {
# Do we have an identifier?
if ($3 ne "") {
# Remember the ID as the new cheap-local prefix.
$CheapPrefix = $3;
# Get the label for the id
$Label = $Labels{$OutName}{$3};
# Print the label with a tag
$OutLine .= "$1$2<a name=\"$Label\">$3</a>";
} else {
# Print a line that has invalid syntax (its operand isn't
# a correctly formed name).
$OutLine .= "$1$2";
}
# Add the remainder
$OutLine .= Cleanup ($4);
# Handle .include
} elsif ($Line =~ /^(\.include)(\s*)\"((?:[^\"]+?|\\\")+)(\".*)$/i) {
# Add the fixed stuff to the output line
$OutLine .= "$1$2&quot;";
# Get the filename into a named variable
my $FileName = Cleanup ($3);
# Get the name without a path
my $Name = StripPath ($3);
# If the include file is among the list of our files, add a link,
# otherwise just add the name as is.
if (exists ($Files{$Name})) {
$OutLine .= sprintf ("<a href=\"%s\">%s</a>", GetOutName ($Name), $FileName);
} else {
$OutLine .= $FileName;
}
# Add the remainder
$OutLine .= Cleanup ($4);
# Handle .dbg line
} elsif ($CRefs && $Line =~ s/^\.dbg\s+//) {
# Add the fixed stuff to the output line
$OutLine .= $&;
# Check for the type of the .dbg directive
if ($Line =~ /^(line,\s*)\"((?:[^\"]+?|\\\")+)\"(,\s*)(\d+)(.*)$/) {
# Add the fixed stuff to the output line
$OutLine .= "$1&quot;";
# Get the filename and line number into named variables
my $DbgFile = $2;
my $DbgLine = $4;
# Remember the remainder
$Line = "\"$3$4$5";
# Get the name without a path
my $Name = StripPath ($DbgFile);
# We don't need FileName any longer as is, so clean it up
$DbgFile = Cleanup ($DbgFile);
# Add a link to the source file
$OutLine .= sprintf ("<a href=\"%s.html#line%d\">%s</a>", $Name, $DbgLine, $DbgFile);
# Add the remainder
$OutLine .= Cleanup ($Line);
} elsif ($Line =~ /^(file,\s*)\"((?:[^\"]+?|\\\")+)\"(.*)$/) { #pf FIXME: doesn't handle \" correctly!
# Get the filename into a named variables
my $DbgFile = Cleanup ($2);
# Get the name without a path
my $Name = Cleanup (StripPath ($2));
# Add the fixed stuff to the output line
$OutLine .= sprintf ("%s\"<a href=\"%s.html\">%s</a>\"%s",
$1, $Name, $DbgFile, $3);
} else {
# Add the remainder
$OutLine .= Cleanup ($Line);
}
} elsif ($CRefs && $Line =~ /^(\.dbg)(\s+line,\s*)\"((?:[^\"]+?|\\\")+)\"(,\s*)(\d+)(.*$)/) {
# Add the fixed stuff to the output line
$OutLine .= "$1$2&quot;";
# Get the filename and line number into named variables
my $FileName = $3;
my $LineNo = $5;
# Remember the remainder
$Line = "\"$4$5$6";
# Get the name without a path
my $Name = StripPath ($FileName);
# We don't need FileName any longer as is, so clean it up
$FileName = Cleanup ($FileName);
# Add a link to the source file
$OutLine .= sprintf ("<a href=\"%s.html#line%d\">%s</a>", $Name, $LineNo, $FileName);
# Add the remainder
$OutLine .= Cleanup ($Line);
# Check for .ifdef, .ifndef, .ifref, and .ifnref.
} elsif ($Line =~ s/^(\.ifn?[dr]ef\s+)(([\@?]?)[_a-z]\w*)?//i) {
# Print the command and the whitespace.
$OutLine .= $1;
if ($2 ne "") {
# Use the prefix if the label is local.
# Get the reference to that label if we find it.
$OutLine .= RefLabel ($OutName, ($3 ne "") ? "$CheapPrefix$2" : $2, $2);
}
# Add a remainder if there is one.
$OutLine .= Cleanup ($Line);
# Check for assertions.
} elsif ($Line =~ s/^(\.assert\s+)(.+?)(,\s*(?:error|warning)\s*(?:,.*)?)$/$2/i) {
# Print the command and the whitespace.
$OutLine .= $1;
$Comment = $3;
# Print all identifiers if there are any.
while ($Line =~ s/^([^_a-zA-Z]*?)(([\@?]?)[_a-zA-Z]\w*)//) {
# Add the non-label stuff.
$OutLine .= Cleanup ($1);
# Use the prefix if the label is local.
# Get the reference to that label if we find it.
$OutLine .= RefLabel ($OutName, ($3 ne "") ? "$CheapPrefix$2" : $2, $2);
}
# Add a remainder if there is one.
$OutLine .= Cleanup ($Line . $Comment);
# Check for instructions with labels
} elsif ($Line =~ s/^($LabelIns)\b(\s*)//io) {
# Print the instruction and white space
$OutLine .= ColorizeKeyword ($1) . $2;
# Print all identifiers if there are any.
while ($Line =~ s/^([^_a-zA-Z]*?)(([\@?]?)[_a-zA-Z]\w*)//) {
# Add the non-label stuff.
$OutLine .= Cleanup ($1);
# Is this a local label?
if ($3 ne "") {
# Use the prefix
$Id = "$CheapPrefix$2";
} else {
# Use as is
$Id = $2;
}
# Get the reference to this label if we find it
$OutLine .= RefLabel ($OutName, $Id, $2);
}
# Reassemble and print the line
$OutLine .= Cleanup ($Line);
# Check for all other instructions
} elsif ($Line =~ /^($OtherIns)\b(.*)$/io) {
# Colorize and print
$OutLine .= ColorizeKeyword ($1) . Cleanup ($2);
} else {
# Nothing known - print the line
$OutLine .= Cleanup ($Line);
}
} continue {
# Colorize all keywords
$OutLine =~ s/(?<![\w;])\.[_a-zA-Z]\w*/ColorizeCtrl ($&)/ge;
# Print the result with the trailer.
print OUTPUT "$OutLine$Trailer\n";
}
# Print the HTML footer
print OUTPUT "</pre>\n";
DocFooter (OUTPUT, $OutName);
# Close the files
close (INPUT);
close (OUTPUT);
}
# Pass2: Read all files the second time.
sub Pass2 () {
# Keep the user happy
Gabble ("Pass 2");
# Walk over the files
for my $InName (keys (%Files)) {
# Process one file
Process2 ($InName);
}
}
#-----------------------------------------------------------------------------#
# Create an index page #
# ----------------------------------------------------------------------------#
# Print a list of all files
sub FileIndex {
# File is argument
my $INDEX = $_[0];
# Print the file list in a table
print $INDEX "<h2>Files</h2><p>\n";
print $INDEX "<table border=\"0\" width=\"100%\">\n";
my $Count = 0;
for my $File (sort (keys (%Files))) {
#
if (($Count % $IndexCols) == 0) {
print $INDEX "<tr>\n";
}
printf $INDEX "<td><a href=\"%s\">%s</a></td>\n", GetOutName ($File), $File;
if (($Count % $IndexCols) == $IndexCols-1) {
print $INDEX "</tr>\n";
}
$Count++;
}
if (($Count % $IndexCols) != 0) {
print $INDEX "</tr>\n";
}
print $INDEX "</table><p><br><p>\n";
}
# Print a list of all exports
sub ExportIndex {
# File is argument
my $INDEX = $_[0];
# Print the file list in a table
print $INDEX "<h2>Exports</h2><p>\n";
print $INDEX "<table border=\"0\" width=\"100%\">\n";
my $Count = 0;
for my $Export (sort (keys (%Exports))) {
# Get the export
my $File;
my $Label;
($File, $Label) = split (/#/, $Exports{$Export});
# The label is the label of the export statement. If we can find the
# actual label, use this instead.
if (exists ($Labels{$File}{$Export})) {
$Label = $Labels{$File}{$Export};
}
#
if (($Count % $IndexCols) == 0) {
print $INDEX "<tr>\n";
}
printf $INDEX "<td><a href=\"%s#%s\">%s</a></td>\n", $File, $Label, $Export;
if (($Count % $IndexCols) == $IndexCols-1) {
print $INDEX "</tr>\n";
}
$Count++;
}
if (($Count % $IndexCols) != 0) {
print $INDEX "</tr>\n";
}
print $INDEX "</table><p><br><p>\n";
}
sub CreateIndex {
# Open the index page file
open (INDEX, ">$HTMLDir$IndexName") or Abort ("Cannot open $IndexName: $!");
# Print the header
DocHeader (INDEX, $IndexTitle, 0);
# Print the file list in a table
FileIndex (INDEX);
ExportIndex (INDEX);
# Print the document footer
DocFooter (INDEX, $IndexName);
# Close the index file
close (INDEX);
}
#-----------------------------------------------------------------------------#
# Print usage information #
# ----------------------------------------------------------------------------#
sub Usage {
print "Usage: ca65html [options] file ...\n";
print "Options:\n";
print " --bgcolor c Use background color c instead of $BGColor\n";
print " --colorize Add color highlights to the output\n";
print " --commentcolor c Use color c for comments instead of $CommentColor\n";
print " --crefs Generate references to the C source file(s)\n";
print " --ctrlcolor c Use color c for directives instead of $CtrlColor\n";
print " --cvttabs Convert tabs to spaces in the output\n";
print " --help This text\n";
print " --htmldir dir Specify directory for HTML files\n";
print " --indexcols n Use n columns on index page (default $IndexCols)\n";
print " --indexname file Use file for the index file instead of $IndexName\n";
print " --indexpage Create an index page\n";
print " --indextitle title Use title as the index title instead of $IndexTitle\n";
print " --keywordcolor c Use color c for keywords instead of $KeywordColor\n";
print " --linelabels Generate a linexxx HTML label for each line\n";
print " --linenumbers Add line numbers to the output\n";
print " --linkstyle style Use the given link style\n";
print " --replaceext Replace source extension instead of appending .html\n";
print " --tabsize n Use n spaces when replacing tabs (default $TabSize)\n";
print " --textcolor c Use text color c instead of $TextColor\n";
print " --verbose Be more verbose\n";
}
#-----------------------------------------------------------------------------#
# Main #
# ----------------------------------------------------------------------------#
# Get program options
GetOptions ("bgcolor=s" => \$BGColor,
"colorize" => \$Colorize,
"commentcolor=s" => \$CommentColor,
"crefs" => \$CRefs,
"ctrlcolor=s" => \$CtrlColor,
"cvttabs" => \$CvtTabs,
"debug!" => \$Debug,
"help" => \$Help,
"htmldir=s" => \$HTMLDir,
"indexcols=i" => \$IndexCols,
"indexname=s" => \$IndexName,
"indexpage" => \$IndexPage,
"indextitle=s" => \$IndexTitle,
"keywordcolor=s" => \$KeywordColor,
"linelabels" => \$LineLabels,
"linenumbers" => \$LineNumbers,
"linkstyle=i" => \$LinkStyle,
"replaceext" => \$ReplaceExt,
"tabsize=i" => \$TabSize,
"textcolor=s" => \$TextColor,
"verbose!" => \$Verbose,
"<>" => \&AddFile);
# Check some arguments
if ($IndexCols <= 0 || $IndexCols >= 20) {
Abort ("Invalid value for --indexcols option");
}
if ($TabSize < 1 || $TabSize > 16) {
Abort ("Invalid value for --tabsize option");
}
if ($HTMLDir ne "" && $HTMLDir =~ /[^\/]$/) {
# Add a trailing path separator
$HTMLDir .= "/";
}
# Print help if requested
if ($Help) {
Usage ();
}
# Check if we have input files given
if ($FileCount == 0) {
Abort ("No input files");
}
# Convert the documents
Pass1 ();
Pass2 ();
# Generate an index page if requested
if ($IndexPage) {
CreateIndex ();
}
# Done
exit 0;
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