cpython/Doc/perl/python.perl

1352 lines
37 KiB
Perl

# python.perl by Fred L. Drake, Jr. <fdrake@acm.org> -*- perl -*-
#
# Heavily based on Guido van Rossum's myformat.perl (now obsolete).
#
# Extension to LaTeX2HTML for documents using myformat.sty.
# Subroutines of the form do_cmd_<name> here define translations
# for LaTeX commands \<name> defined in the corresponding .sty file.
package main;
sub next_argument{
my $param;
$param = missing_braces()
unless ((s/$next_pair_pr_rx/$param=$2;''/eo)
||(s/$next_pair_rx/$param=$2;''/eo));
return $param;
}
sub next_optional_argument{
my($param,$rx) = ('', "^\\s*(\\[([^]]*)\\])?");
s/$rx/$param=$2;''/eo;
return $param;
}
# This is a fairly simple hack; it supports \let when it is used to create
# (or redefine) a macro to exactly be some other macro: \let\newname=\oldname.
# Many possible uses of \let aren't supported or aren't supported correctly.
#
sub do_cmd_let{
local($_) = @_;
my $matched = 0;
s/[\\]([a-zA-Z]+)\s*(=\s*)?[\\]([a-zA-Z]*)/$matched=1; ''/e;
if ($matched) {
my($new, $old) = ($1, $3);
eval "sub do_cmd_$new { do_cmd_$old" . '(@_); }';
print "\ndefining handler for \\$new using \\$old\n";
}
else {
s/[\\]([a-zA-Z]+)\s*(=\s*)?([^\\])/$matched=1; ''/es;
if ($matched) {
my($new, $char) = ($1, $3);
eval "sub do_cmd_$new { \"\\$char\" . \@_[0]; }";
print "\ndefining handler for \\$new to insert '$char'\n";
}
else {
write_warnings("Could not interpret \\let construct...");
}
}
return $_;
}
# the older version of LaTeX2HTML we use doesn't support this, but we use it:
sub do_cmd_textasciitilde{ '~' . @_[0]; }
# words typeset in a special way (not in HTML though)
sub do_cmd_ABC{ 'ABC' . @_[0]; }
sub do_cmd_UNIX{ 'Unix'. @_[0]; }
sub do_cmd_ASCII{ 'ASCII' . @_[0]; }
sub do_cmd_POSIX{ 'POSIX' . @_[0]; }
sub do_cmd_C{ 'C' . @_[0]; }
sub do_cmd_Cpp{ 'C++' . @_[0]; }
sub do_cmd_EOF{ 'EOF' . @_[0]; }
sub do_cmd_NULL{ '<tt class="constant">NULL</tt>' . @_[0]; }
sub do_cmd_e{ '&#92;' . @_[0]; }
$DEVELOPER_ADDRESS = '';
$PYTHON_VERSION = '';
sub do_cmd_version{ $PYTHON_VERSION . @_[0]; }
sub do_cmd_release{
local($_) = @_;
$PYTHON_VERSION = next_argument();
return $_;
}
sub do_cmd_authoraddress{
local($_) = @_;
$DEVELOPER_ADDRESS = next_argument();
return $_;
}
#sub do_cmd_developer{ do_cmd_author(@_[0]); }
#sub do_cmd_developers{ do_cmd_author(@_[0]); }
#sub do_cmd_developersaddress{ do_cmd_authoraddress(@_[0]); }
sub do_cmd_hackscore{
local($_) = @_;
next_argument();
return '_' . $_;
}
sub use_wrappers{
local($_,$before,$after) = @_;
my $stuff = next_argument();
return $before . $stuff . $after . $_;
}
sub use_sans_serif{
return use_wrappers(@_[0], '<font face="sans-serif">', '</font>');
}
sub use_italics{
return use_wrappers(@_[0], '<i>', '</i>');
}
sub do_cmd_optional{
return use_wrappers(@_[0], "</var><big>\[</big><var>",
"</var><big>\]</big><var>");
}
# Logical formatting (some based on texinfo), needs to be converted to
# minimalist HTML. The "minimalist" is primarily to reduce the size of
# output files for users that read them over the network rather than
# from local repositories.
# \file and \samp are at the end of this file since they screw up fontlock.
sub do_cmd_pytype{ return @_[0]; }
sub do_cmd_makevar{
return use_wrappers(@_[0], '<span class="makevar">', '</span>'); }
sub do_cmd_code{
return use_wrappers(@_[0], '<code>', '</code>'); }
sub do_cmd_module{
return use_wrappers(@_[0], '<tt class="module">', '</tt>'); }
sub do_cmd_keyword{
return use_wrappers(@_[0], '<tt class="keyword">', '</tt>'); }
sub do_cmd_exception{
return use_wrappers(@_[0], '<tt class="exception">', '</tt>'); }
sub do_cmd_class{
return use_wrappers(@_[0], '<tt class="class">', '</tt>'); }
sub do_cmd_function{
return use_wrappers(@_[0], '<tt class="function">', '</tt>'); }
sub do_cmd_constant{
return use_wrappers(@_[0], '<tt class="constant">', '</tt>'); }
sub do_cmd_member{
return use_wrappers(@_[0], '<tt class="member">', '</tt>'); }
sub do_cmd_method{
return use_wrappers(@_[0], '<tt class="method">', '</tt>'); }
sub do_cmd_cfunction{
return use_wrappers(@_[0], '<tt class="cfunction">', '</tt>'); }
sub do_cmd_cdata{
return use_wrappers(@_[0], '<tt class="cdata">', '</tt>'); }
sub do_cmd_ctype{
return use_wrappers(@_[0], '<tt class="ctype">', '</tt>'); }
sub do_cmd_regexp{
return use_wrappers(@_[0], '<tt class="regexp">', '</tt>'); }
sub do_cmd_character{
return use_wrappers(@_[0], '"<tt class="character">', '</tt>"'); }
sub do_cmd_program{
return use_wrappers(@_[0], '<b class="program">', '</b>'); }
sub do_cmd_programopt{
return use_wrappers(@_[0], '<b class="programopt">', '</b>'); }
sub do_cmd_longprogramopt{
# note that the --- will be later converted to -- by LaTeX2HTML
return use_wrappers(@_[0], '<b class="programopt">---', '</b>'); }
sub do_cmd_email{
return use_wrappers(@_[0], '<span class="email">', '</span>'); }
sub do_cmd_mimetype{
return use_wrappers(@_[0], '<span class="mimetype">', '</span>'); }
sub do_cmd_var{
return use_wrappers(@_[0], "<var>", "</var>"); }
sub do_cmd_dfn{
return use_wrappers(@_[0], '<i class="dfn">', '</i>'); }
sub do_cmd_emph{
return use_italics(@_); }
sub do_cmd_file{
return use_wrappers(@_[0], '<span class="file">', '</span>'); }
sub do_cmd_filenq{
return do_cmd_file(@_[0]); }
sub do_cmd_samp{
return use_wrappers(@_[0], '"<tt class="samp">', '</tt>"'); }
sub do_cmd_kbd{
return use_wrappers(@_[0], '<kbd>', '</kbd>'); }
sub do_cmd_strong{
return use_wrappers(@_[0], '<b>', '</b>'); }
sub do_cmd_textbf{
return use_wrappers(@_[0], '<b>', '</b>'); }
sub do_cmd_textit{
return use_wrappers(@_[0], '<i>', '</i>'); }
sub do_cmd_moreargs{
return '...' . @_[0]; }
sub do_cmd_unspecified{
return '...' . @_[0]; }
sub do_cmd_refmodule{
# Insert the right magic to jump to the module definition.
local($_) = @_;
my $key = next_optional_argument();
my $module = next_argument();
$key = $module
unless $key;
return "<tt class='module'><a href='module-$key.html'>$module</a></tt>"
. $_;
}
sub do_cmd_newsgroup{
local($_) = @_;
my $newsgroup = next_argument();
my $stuff = "<span class='newsgroup'><a href='news:$newsgroup'>"
. "$newsgroup</a></span>";
return $stuff . $_;
}
sub do_cmd_envvar{
local($_) = @_;
my $envvar = next_argument();
my($name,$aname,$ahref) = new_link_info();
# The <tt> here is really to keep buildindex.py from making
# the variable name case-insensitive.
add_index_entry("environment variables!$envvar@<tt>\$$envvar</tt>",
$ahref);
add_index_entry("$envvar@\$$envvar", $ahref);
$aname =~ s/<a/<a class="envvar"/;
return "$aname\$$envvar</a>" . $_;
}
sub do_cmd_url{
# use the URL as both text and hyperlink
local($_) = @_;
my $url = next_argument();
$url =~ s/~/&#126;/g;
return "<a class=\"url\" href=\"$url\">$url</a>" . $_;
}
sub do_cmd_manpage{
# two parameters: \manpage{name}{section}
local($_) = @_;
my $page = next_argument();
my $section = next_argument();
return "<span class='manpage'><i>$page</i>($section)</span>" . $_;
}
sub get_rfc_url{
my $rfcnum = sprintf("%04d", @_[0]);
return "http://www.ietf.org/rfc/rfc$rfcnum.txt";
}
sub do_cmd_rfc{
local($_) = @_;
my $rfcnumber = next_argument();
my $id = "rfcref-" . ++$global{'max_id'};
my $href = get_rfc_url($rfcnumber);
# Save the reference
my $nstr = gen_index_id("RFC!RFC $rfcnumber", '');
$index{$nstr} .= make_half_href("$CURRENT_FILE#$id");
return ("<a class=\"rfc\" name=\"$id\"\nhref=\"$href\">RFC $rfcnumber</a>"
. $_);
}
sub do_cmd_citetitle{
local($_) = @_;
my $url = next_optional_argument();
my $title = next_argument();
my $repl = '';
if ($url) {
$repl = ("<em class='citetitle'><a\n"
. " href='$url'\n"
. " title='$title'\n"
. " >$title</a></em>");
}
else {
$repl = "<em class='citetitle'\n >$title</em>";
}
return $repl . $_;
}
sub do_cmd_deprecated{
# two parameters: \deprecated{version}{whattodo}
local($_) = @_;
my $release = next_argument();
my $reason = next_argument();
return "<b>Deprecated since release $release.</b>\n$reason<p>" . $_;
}
sub do_cmd_versionadded{
# one parameter: \versionadded{version}
local($_) = @_;
my $release = next_argument();
return "\nNew in version $release.\n" . $_;
}
sub do_cmd_versionchanged{
# one parameter: \versionchanged{version}
local($_) = @_;
my $explanation = next_optional_argument();
my $release = next_argument();
my $text = "\nChanged in version $release.\n";
if ($release) {
$text = "\nChanged in version $release:\n$explanation.\n";
}
return $text . $_;
}
#
# These function handle platform dependency tracking.
#
sub do_cmd_platform{
local($_) = @_;
my $platform = next_argument();
$ModulePlatforms{"<tt class='module'>$THIS_MODULE</tt>"} = $platform;
$platform = "Macintosh"
if $platform eq 'Mac';
return "\n<p class='availability'>Availability: <span"
. "\n class='platform'>$platform</span>.</p>\n" . $_;
}
$IGNORE_PLATFORM_ANNOTATION = '';
sub do_cmd_ignorePlatformAnnotation{
local($_) = @_;
$IGNORE_PLATFORM_ANNOTATION = next_argument();
return $_;
}
# index commands
$INDEX_SUBITEM = "";
sub get_indexsubitem{
return $INDEX_SUBITEM ? " $INDEX_SUBITEM" : '';
}
sub do_cmd_setindexsubitem{
local($_) = @_;
$INDEX_SUBITEM = next_argument();
return $_;
}
sub do_cmd_withsubitem{
# We can't really do the right thing, because LaTeX2HTML doesn't
# do things in the right order, but we need to at least strip this stuff
# out, and leave anything that the second argument expanded out to.
#
local($_) = @_;
my $oldsubitem = $INDEX_SUBITEM;
$INDEX_SUBITEM = next_argument();
my $stuff = next_argument();
my $br_id = ++$globals{'max_id'};
my $marker = "$O$br_id$C";
return
$stuff
. "\\setindexsubitem$marker$oldsubitem$marker"
. $_;
}
# This is the prologue macro which is required to start writing the
# mod\jobname.idx file; we can just ignore it. (Defining this suppresses
# a warning that \makemodindex is unknown.)
#
sub do_cmd_makemodindex{ return @_[0]; }
# We're in the document subdirectory when this happens!
#
open(IDXFILE, '>index.dat') || die "\n$!\n";
open(INTLABELS, '>intlabels.pl') || die "\n$!\n";
print INTLABELS "%internal_labels = ();\n";
print INTLABELS "1; # hack in case there are no entries\n\n";
# Using \0 for this is bad because we can't use common tools to work with the
# resulting files. Things like grep can be useful with this stuff!
#
$IDXFILE_FIELD_SEP = "\1";
sub write_idxfile{
my ($ahref, $str) = @_;
print IDXFILE $ahref, $IDXFILE_FIELD_SEP, $str, "\n";
}
sub gen_link{
my($node,$target) = @_;
print INTLABELS "\$internal_labels{\"$target\"} = \"$URL/$node\";\n";
return "<a href='$node#$target'>";
}
sub add_index_entry{
# add an entry to the index structures; ignore the return value
my($str,$ahref) = @_;
$str = gen_index_id($str, '');
$index{$str} .= $ahref;
write_idxfile($ahref, $str);
}
sub new_link_info{
my $name = "l2h-" . ++$globals{'max_id'};
my $aname = "<a name='$name'>";
my $ahref = gen_link($CURRENT_FILE, $name);
return ($name, $aname, $ahref);
}
$IndexMacroPattern = '';
sub define_indexing_macro{
my $count = @_;
my $i = 0;
for (; $i < $count; ++$i) {
my $name = @_[$i];
my $cmd = "idx_cmd_$name";
die "\nNo function $cmd() defined!\n"
if (!defined &$cmd);
eval ("sub do_cmd_$name { return process_index_macros("
. "\@_[0], '$name'); }");
if (length($IndexMacroPattern) == 0) {
$IndexMacroPattern = "$name";
}
else {
$IndexMacroPattern .= "|$name";
}
}
}
$DEBUG_INDEXING = 0;
sub process_index_macros{
local($_) = @_;
my $cmdname = @_[1]; # This is what triggered us in the first place;
# we know it's real, so just process it.
my($name,$aname,$ahref) = new_link_info();
my $cmd = "idx_cmd_$cmdname";
print "\nIndexing: \\$cmdname"
if $DEBUG_INDEXING;
&$cmd($ahref); # modifies $_ and adds index entries
while (/^[\s\n]*\\($IndexMacroPattern)</) {
$cmdname = "$1";
print " \\$cmdname"
if $DEBUG_INDEXING;
$cmd = "idx_cmd_$cmdname";
if (!defined &$cmd) {
last;
}
else {
s/^[\s\n]*\\$cmdname//;
&$cmd($ahref);
}
}
return "$aname$anchor_invisible_mark</a>" . $_;
}
define_indexing_macro('index');
sub idx_cmd_index{
my $str = next_argument();
add_index_entry("$str", @_[0]);
}
define_indexing_macro('kwindex');
sub idx_cmd_kwindex{
my $str = next_argument();
add_index_entry("<tt>$str</tt>!keyword", @_[0]);
add_index_entry("keyword!<tt>$str</tt>", @_[0]);
}
define_indexing_macro('indexii');
sub idx_cmd_indexii{
my $str1 = next_argument();
my $str2 = next_argument();
add_index_entry("$str1!$str2", @_[0]);
add_index_entry("$str2!$str1", @_[0]);
}
define_indexing_macro('indexiii');
sub idx_cmd_indexiii{
my $str1 = next_argument();
my $str2 = next_argument();
my $str3 = next_argument();
add_index_entry("$str1!$str2 $str3", @_[0]);
add_index_entry("$str2!$str3, $str1", @_[0]);
add_index_entry("$str3!$str1 $str2", @_[0]);
}
define_indexing_macro('indexiv');
sub idx_cmd_indexiv{
my $str1 = next_argument();
my $str2 = next_argument();
my $str3 = next_argument();
my $str4 = next_argument();
add_index_entry("$str1!$str2 $str3 $str4", @_[0]);
add_index_entry("$str2!$str3 $str4, $str1", @_[0]);
add_index_entry("$str3!$str4, $str1 $str2", @_[0]);
add_index_entry("$str4!$$str1 $str2 $str3", @_[0]);
}
define_indexing_macro('ttindex');
sub idx_cmd_ttindex{
my $str = next_argument();
my $entry = $str . get_indexsubitem();
add_index_entry($entry, @_[0]);
}
sub my_typed_index_helper{
my($word,$ahref) = @_;
my $str = next_argument();
add_index_entry("$str $word", $ahref);
add_index_entry("$word!$str", $ahref);
}
define_indexing_macro('stindex', 'opindex', 'exindex', 'obindex');
sub idx_cmd_stindex{ my_typed_index_helper('statement', @_[0]); }
sub idx_cmd_opindex{ my_typed_index_helper('operator', @_[0]); }
sub idx_cmd_exindex{ my_typed_index_helper('exception', @_[0]); }
sub idx_cmd_obindex{ my_typed_index_helper('object', @_[0]); }
define_indexing_macro('bifuncindex');
sub idx_cmd_bifuncindex{
my $str = next_argument();
add_index_entry("<tt class='function'>$str()</tt> (built-in function)",
@_[0]);
}
sub make_mod_index_entry{
my($str,$define) = @_;
my($name,$aname,$ahref) = new_link_info();
# equivalent of add_index_entry() using $define instead of ''
$ahref =~ s/\#[-_a-zA-Z0-9]*\"/\"/
if ($define eq 'DEF');
$str = gen_index_id($str, $define);
$index{$str} .= $ahref;
write_idxfile($ahref, $str);
if ($define eq 'DEF') {
# add to the module index
$str =~ /(<tt.*<\/tt>)/;
my $nstr = $1;
$Modules{$nstr} .= $ahref;
}
return "$aname$anchor_invisible_mark</a>";
}
$THIS_MODULE = '';
$THIS_CLASS = '';
sub define_module{
my($word,$name) = @_;
my $section_tag = join('', @curr_sec_id);
if ($word ne "built-in" && $word ne "extension"
&& $word ne "standard" && $word ne "") {
write_warnings("Bad module type '$word'"
. " for \\declaremodule (module $name)");
$word = "";
}
$word = "$word " if $word;
$THIS_MODULE = "$name";
$INDEX_SUBITEM = "(in $name)";
print "[$name]";
return make_mod_index_entry(
"<tt class='module'>$name</tt> (${word}module)", 'DEF');
}
sub my_module_index_helper{
local($word, $_) = @_;
my $name = next_argument();
return define_module($word, $name) . $_;
}
sub do_cmd_modindex{ return my_module_index_helper('', @_); }
sub do_cmd_bimodindex{ return my_module_index_helper('built-in', @_); }
sub do_cmd_exmodindex{ return my_module_index_helper('extension', @_); }
sub do_cmd_stmodindex{ return my_module_index_helper('standard', @_); }
sub ref_module_index_helper{
my($word, $ahref) = @_;
my $str = next_argument();
$word = "$word " if $word;
$str = "<tt class='module'>$str</tt> (${word}module)";
# can't use add_index_entry() since the 2nd arg to gen_index_id() is used;
# just inline it all here
$str = gen_index_id($str, 'REF');
$index{$str} .= $ahref;
write_idxfile($ahref, $str);
}
# these should be adjusted a bit....
define_indexing_macro('refmodindex', 'refbimodindex',
'refexmodindex', 'refstmodindex');
sub idx_cmd_refmodindex{ return ref_module_index_helper('', @_); }
sub idx_cmd_refbimodindex{ return ref_module_index_helper('built-in', @_); }
sub idx_cmd_refexmodindex{ return ref_module_index_helper('extension', @_); }
sub idx_cmd_refstmodindex{ return ref_module_index_helper('standard', @_); }
sub do_cmd_nodename{ return do_cmd_label(@_); }
sub init_myformat{
# $anchor_invisible_mark = '';
$anchor_mark = '';
$icons{'anchor_mark'} = '';
}
init_myformat();
# Create an index entry, but include the string in the target anchor
# instead of the dummy filler.
#
sub make_str_index_entry{
my($str) = @_;
my($name,$aname,$ahref) = new_link_info();
add_index_entry($str, $ahref);
return "$aname$str</a>";
}
$REFCOUNTS_LOADED = 0;
sub load_refcounts{
$REFCOUNTS_LOADED = 1;
use File::Basename;
my $myname, $mydir, $myext;
($myname, $mydir, $myext) = fileparse(__FILE__, '\..*');
chop $mydir; # remove trailing '/'
($myname, $mydir, $myext) = fileparse($mydir, '\..*');
chop $mydir; # remove trailing '/'
$mydir = getcwd() . "$dd$mydir"
unless $mydir =~ s|^/|/|;
local $_;
my $filename = "$mydir${dd}api${dd}refcounts.dat";
open(REFCOUNT_FILE, "<$filename") || die "\n$!\n";
print "[loading API refcount data]";
while (<REFCOUNT_FILE>) {
if (/([a-zA-Z0-9_]+):PyObject\*:([a-zA-Z0-9_]*):(0|[-+]1|null):(.*)$/) {
my($func, $param, $count, $comment) = ($1, $2, $3, $4);
#print "\n$func($param) --> $count";
$REFCOUNTS{"$func:$param"} = $count;
}
}
}
sub get_refcount{
my ($func, $param) = @_;
load_refcounts()
unless $REFCOUNTS_LOADED;
return $REFCOUNTS{"$func:$param"};
}
sub do_env_cfuncdesc{
local($_) = @_;
my $return_type = next_argument();
my $function_name = next_argument();
my $arg_list = next_argument();
my $idx = make_str_index_entry(
"<tt class='cfunction'>$function_name()</tt>" . get_indexsubitem());
$idx =~ s/ \(.*\)//;
$idx =~ s/\(\)//; # ????
my $result_rc = get_refcount($function_name, '');
my $rcinfo = '';
if ($result_rc eq '+1') {
$rcinfo = '<span class="label">Return value:</span>'
. "\n <span class=\"value\">New reference.</span>";
}
elsif ($result_rc eq '0') {
$rcinfo = '<span class="label">Return value:</span>'
. "\n <span class=\"value\">Borrowed reference.</span>";
}
elsif ($result_rc eq 'null') {
$rcinfo = '<span class="label">Return value:</span>'
. "\n <span class=\"value\">Always NULL.</span>";
}
if ($rcinfo ne '') {
$rcinfo = "\n<div class=\"refcount-info\">\n $rcinfo\n</div>";
}
return "<dl><dt>$return_type <b>$idx</b> (<var>$arg_list</var>)\n<dd>"
. $rcinfo
. $_
. '</dl>';
}
sub do_env_csimplemacrodesc{
local($_) = @_;
my $name = next_argument();
my $idx = make_str_index_entry("<tt class='macro'>$name</tt>");
return "<dl><dt><b>$idx</b>\n<dd>"
. $_
. '</dl>'
}
sub do_env_ctypedesc{
local($_) = @_;
my $index_name = next_optional_argument();
my $type_name = next_argument();
$index_name = $type_name
unless $index_name;
my($name,$aname,$ahref) = new_link_info();
add_index_entry("<tt class='ctype'>$index_name</tt> (C type)", $ahref);
return "<dl><dt><b><tt class='ctype'>$aname$type_name</a></tt></b>\n<dd>"
. $_
. '</dl>'
}
sub do_env_cvardesc{
local($_) = @_;
my $var_type = next_argument();
my $var_name = next_argument();
my $idx = make_str_index_entry("<tt class='cdata'>$var_name</tt>"
. get_indexsubitem());
$idx =~ s/ \(.*\)//;
return "<dl><dt>$var_type <b>$idx</b>\n"
. '<dd>'
. $_
. '</dl>';
}
sub do_env_funcdesc{
local($_) = @_;
my $function_name = next_argument();
my $arg_list = next_argument();
my $idx = make_str_index_entry("<tt class='function'>$function_name()</tt>"
. get_indexsubitem());
$idx =~ s/ \(.*\)//;
$idx =~ s/\(\)<\/tt>/<\/tt>/;
return "<dl><dt><b>$idx</b> (<var>$arg_list</var>)\n<dd>" . $_ . '</dl>';
}
sub do_env_funcdescni{
local($_) = @_;
my $function_name = next_argument();
my $arg_list = next_argument();
return "<dl><dt><b><tt class='function'>$function_name</tt></b>"
. " (<var>$arg_list</var>)\n"
. '<dd>'
. $_
. '</dl>';
}
sub do_cmd_funcline{
local($_) = @_;
my $function_name = next_argument();
my $arg_list = next_argument();
my $prefix = "<tt class='function'>$function_name()</tt>";
my $idx = make_str_index_entry($prefix . get_indexsubitem());
$prefix =~ s/\(\)//;
return "<dt><b>$prefix</b> (<var>$arg_list</var>)\n<dd>" . $_;
}
sub do_cmd_funclineni{
local($_) = @_;
my $function_name = next_argument();
my $arg_list = next_argument();
my $prefix = "<tt class='function'>$function_name</tt>";
return "<dt><b>$prefix</b> (<var>$arg_list</var>)\n<dd>" . $_;
}
# Change this flag to index the opcode entries. I don't think it's very
# useful to index them, since they're only presented to describe the dis
# module.
#
$INDEX_OPCODES = 0;
sub do_env_opcodedesc{
local($_) = @_;
my $opcode_name = next_argument();
my $arg_list = next_argument();
my $idx;
if ($INDEX_OPCODES) {
$idx = make_str_index_entry("<tt class='opcode'>$opcode_name</tt>"
. " (byte code instruction)");
$idx =~ s/ \(byte code instruction\)//;
}
else {
$idx = "<tt class='opcode'>$opcode_name</tt>";
}
my $stuff = "<dl><dt><b>$idx</b>";
if ($arg_list) {
$stuff .= "&nbsp;&nbsp;&nbsp;&nbsp;<var>$arg_list</var>";
}
return $stuff . "\n<dd>" . $_ . '</dl>';
}
sub do_env_datadesc{
local($_) = @_;
my $dataname = next_argument();
my $idx = make_str_index_entry("<tt>$dataname</tt>" . get_indexsubitem());
$idx =~ s/ \(.*\)//;
return "<dl><dt><b>$idx</b>\n<dd>"
. $_
. '</dl>';
}
sub do_env_datadescni{
local($_) = @_;
my $idx = next_argument();
if (! $STRING_INDEX_TT) {
$idx = "<tt>$idx</tt>";
}
return "<dl><dt><b>$idx</b>\n<dd>" . $_ . '</dl>';
}
sub do_cmd_dataline{
local($_) = @_;
my $data_name = next_argument();
my $idx = make_str_index_entry("<tt>$data_name</tt>" . get_indexsubitem());
$idx =~ s/ \(.*\)//;
return "<dt><b>$idx</b><dd>" . $_;
}
sub do_cmd_datalineni{
local($_) = @_;
my $data_name = next_argument();
return "<dt><b><tt>$data_name</tt></b><dd>" . $_;
}
sub do_env_excdesc{
local($_) = @_;
my $excname = next_argument();
my $idx = make_str_index_entry("<tt class='exception'>$excname</tt>");
return "<dl><dt><b>$idx</b>\n<dd>" . $_ . '</dl>'
}
sub do_env_fulllineitems{ return do_env_itemize(@_); }
sub do_env_classdesc{
local($_) = @_;
$THIS_CLASS = next_argument();
my $arg_list = next_argument();
$idx = make_str_index_entry(
"<tt class='class'>$THIS_CLASS</tt> (class in $THIS_MODULE)" );
$idx =~ s/ \(.*\)//;
return "<dl><dt><b>$idx</b> (<var>$arg_list</var>)\n<dd>" . $_ . '</dl>';
}
sub do_env_methoddesc{
local($_) = @_;
my $class_name = next_optional_argument();
$class_name = $THIS_CLASS
unless $class_name;
my $method = next_argument();
my $arg_list = next_argument();
my $extra = '';
if ($class_name) {
$extra = " ($class_name method)";
}
my $idx = make_str_index_entry("<tt class='method'>$method()</tt>$extra");
$idx =~ s/ \(.*\)//;
$idx =~ s/\(\)//;
return "<dl><dt><b>$idx</b> (<var>$arg_list</var>)\n<dd>" . $_ . '</dl>';
}
sub do_cmd_methodline{
local($_) = @_;
my $class_name = next_optional_argument();
$class_name = $THIS_CLASS
unless $class_name;
my $method = next_argument();
my $arg_list = next_argument();
my $extra = '';
if ($class_name) {
$extra = " ($class_name method)";
}
my $idx = make_str_index_entry("<tt class='method'>$method()</tt>$extra");
$idx =~ s/ \(.*\)//;
$idx =~ s/\(\)//;
return "<dt><b>$idx</b> (<var>$arg_list</var>)\n<dd>"
. $_;
}
sub do_cmd_methodlineni{
local($_) = @_;
next_optional_argument();
my $method = next_argument();
my $arg_list = next_argument();
return "<dt><b>$method</b> (<var>$arg_list</var>)\n<dd>"
. $_;
}
sub do_env_methoddescni{
local($_) = @_;
next_optional_argument();
my $method = next_argument();
my $arg_list = next_argument();
return "<dl><dt><b>$method</b> (<var>$arg_list</var>)\n<dd>"
. $_
. '</dl>';
}
sub do_env_memberdesc{
local($_) = @_;
my $class = next_optional_argument();
my $member = next_argument();
$class = $THIS_CLASS
unless $class;
my $extra = '';
$extra = " ($class attribute)"
if ($class ne '');
my $idx = make_str_index_entry("<tt class='member'>$member</tt>$extra");
$idx =~ s/ \(.*\)//;
$idx =~ s/\(\)//;
return "<dl><dt><b>$idx</b>\n<dd>" . $_ . '</dl>';
}
sub do_cmd_memberline{
local($_) = @_;
my $class = next_optional_argument();
my $member = next_argument();
$class = $THIS_CLASS
unless $class;
my $extra = '';
$extra = " ($class attribute)"
if ($class ne '');
my $idx = make_str_index_entry("<tt class='member'>$member</tt>$extra");
$idx =~ s/ \(.*\)//;
$idx =~ s/\(\)//;
return "<dt><b>$idx</b><dd>" . $_;
}
sub do_env_memberdescni{
local($_) = @_;
next_optional_argument();
my $member = next_argument();
return "<dl><dt><b><tt class='member'>$member</tt></b>\n<dd>"
. $_
. '</dl>';
}
sub do_cmd_memberlineni{
local($_) = @_;
next_optional_argument();
my $member = next_argument();
return "<dt><b><tt class='member'>$member</tt></b><dd>" . $_;
}
@col_aligns = ('<td>', '<td>', '<td>', '<td>');
$TABLE_HEADER_BGCOLOR = $NAV_BGCOLOR;
sub fix_font{
# do a little magic on a font name to get the right behavior in the first
# column of the output table
my $font = @_[0];
if ($font eq 'textrm') {
$font = '';
}
elsif ($font eq 'file' || $font eq 'filenq') {
$font = 'tt class="file"';
}
elsif ($font eq 'member') {
$font = 'tt class="member"';
}
elsif ($font eq 'constant') {
$font = 'tt class="constant"';
}
return $font;
}
sub figure_column_alignment{
my $a = @_[0];
my $mark = substr($a, 0, 1);
my $r = '';
if ($mark eq 'c')
{ $r = ' align="center"'; }
elsif ($mark eq 'r')
{ $r = ' align="right"'; }
elsif ($mark eq 'l')
{ $r = ' align="left"'; }
elsif ($mark eq 'p')
{ $r = ' align="left"'; }
return $r;
}
sub setup_column_alignments{
local($_) = @_;
my($s1,$s2,$s3,$s4) = split(/[|]/,$_);
my $a1 = figure_column_alignment($s1);
my $a2 = figure_column_alignment($s2);
my $a3 = figure_column_alignment($s3);
my $a4 = figure_column_alignment($s4);
$col_aligns[0] = "<td$a1 valign=\"baseline\">";
$col_aligns[1] = "<td$a2>";
$col_aligns[2] = "<td$a3>";
$col_aligns[3] = "<td$a4>";
# return the aligned header start tags
return ("<th$a1>", "<th$a2>", "<th$a3>", "<th$a4>");
}
sub get_table_col1_fonts{
my $font = $globals{'lineifont'};
my ($sfont,$efont) = ('', '');
if ($font) {
$sfont = "<$font>";
$efont = "</$font>";
$efont =~ s/ .*>/>/;
}
return ($font, $sfont, $efont);
}
sub do_env_tableii{
local($_) = @_;
my($th1,$th2,$th3,$th4) = setup_column_alignments(next_argument());
my $font = fix_font(next_argument());
my $h1 = next_argument();
my $h2 = next_argument();
s/[\s\n]+//;
$globals{'lineifont'} = $font;
my $a1 = $col_aligns[0];
my $a2 = $col_aligns[1];
s/\\lineii</\\lineii[$a1|$a2]</g;
return '<table border align="center" style="border-collapse: collapse">'
. "\n <thead>"
. "\n <tr$TABLE_HEADER_BGCOLOR>"
. "\n $th1<b>$h1</b>\&nbsp;</th>"
. "\n $th2<b>$h2</b>\&nbsp;</th>"
. "\n </thead>"
. "\n <tbody valign='baseline'>"
. $_
. "\n </tbody>"
. "\n</table>";
}
sub do_cmd_lineii{
local($_) = @_;
my $aligns = next_optional_argument();
my $c1 = next_argument();
my $c2 = next_argument();
s/[\s\n]+//;
my($font,$sfont,$efont) = get_table_col1_fonts();
$c2 = '&nbsp;' if ($c2 eq '');
my($c1align,$c2align) = split('\|', $aligns);
my $padding = '';
if ($c1align =~ /align="right"/) {
$padding = '&nbsp;';
}
return "\n <tr>$c1align$sfont$c1$efont$padding</td>\n"
. " $c2align$c2</td>"
. $_;
}
sub do_env_tableiii{
local($_) = @_;
my($th1,$th2,$th3,$th4) = setup_column_alignments(next_argument());
my $font = fix_font(next_argument());
my $h1 = next_argument();
my $h2 = next_argument();
my $h3 = next_argument();
s/[\s\n]+//;
$globals{'lineifont'} = $font;
my $a1 = $col_aligns[0];
my $a2 = $col_aligns[1];
my $a3 = $col_aligns[2];
s/\\lineiii</\\lineiii[$a1|$a2|$a3]</g;
return '<table border align="center" style="border-collapse: collapse">'
. "\n <thead>"
. "\n <tr$TABLE_HEADER_BGCOLOR>"
. "\n $th1<b>$h1</b>\&nbsp;</th>"
. "\n $th2<b>$h2</b>\&nbsp;</th>"
. "\n $th3<b>$h3</b>\&nbsp;</th>"
. "\n </thead>"
. "\n <tbody valign='baseline'>"
. $_
. "\n </tbody>"
. "\n</table>";
}
sub do_cmd_lineiii{
local($_) = @_;
my $aligns = next_optional_argument();
my $c1 = next_argument();
my $c2 = next_argument();
my $c3 = next_argument();
s/[\s\n]+//;
my($font,$sfont,$efont) = get_table_col1_fonts();
$c3 = '&nbsp;' if ($c3 eq '');
my($c1align,$c2align,$c3align) = split('\|', $aligns);
my $padding = '';
if ($c1align =~ /align="right"/) {
$padding = '&nbsp;';
}
return "\n <tr>$c1align$sfont$c1$efont$padding</td>\n"
. " $c2align$c2</td>\n"
. " $c3align$c3</td>"
. $_;
}
sub do_env_tableiv{
local($_) = @_;
my($th1,$th2,$th3,$th4) = setup_column_alignments(next_argument());
my $font = fix_font(next_argument());
my $h1 = next_argument();
my $h2 = next_argument();
my $h3 = next_argument();
my $h4 = next_argument();
s/[\s\n]+//;
$globals{'lineifont'} = $font;
my $a1 = $col_aligns[0];
my $a2 = $col_aligns[1];
my $a3 = $col_aligns[2];
my $a4 = $col_aligns[3];
s/\\lineiv</\\lineiv[$a1|$a2|$a3|$a4]</g;
return '<table border align="center" style="border-collapse: collapse">'
. "\n <thead>"
. "\n <tr$TABLE_HEADER_BGCOLOR>"
. "\n $th1<b>$h1</b>\&nbsp;</th>"
. "\n $th2<b>$h2</b>\&nbsp;</th>"
. "\n $th3<b>$h3</b>\&nbsp;</th>"
. "\n $th4<b>$h4</b>\&nbsp;</th>"
. "\n </thead>"
. "\n <tbody valign='baseline'>"
. $_
. "\n </tbody>"
. "\n</table>";
}
sub do_cmd_lineiv{
local($_) = @_;
my $aligns = next_optional_argument();
my $c1 = next_argument();
my $c2 = next_argument();
my $c3 = next_argument();
my $c4 = next_argument();
s/[\s\n]+//;
my($font,$sfont,$efont) = get_table_col1_fonts();
$c4 = '&nbsp;' if ($c4 eq '');
my($c1align,$c2align,$c3align,$c4align) = split('\|', $aligns);
my $padding = '';
if ($c1align =~ /align="right"/) {
$padding = '&nbsp;';
}
return "\n <tr>$c1align$sfont$c1$efont$padding</td>\n"
. " $c2align$c2</td>\n"
. " $c3align$c3</td>\n"
. " $c4align$c4</td>"
. $_;
}
sub do_cmd_maketitle {
local($_) = @_;
my $the_title = "\n<div class='titlepage'><center>";
if ($t_title) {
$the_title .= "\n<h1>$t_title</h1>";
} else { write_warnings("\nThis document has no title."); }
if ($t_author) {
if ($t_authorURL) {
my $href = translate_commands($t_authorURL);
$href = make_named_href('author', $href,
"<b><font size='+2'>$t_author</font></b>");
$the_title .= "\n<p>$href</p>";
} else {
$the_title .= ("\n<p><b><font size='+2'>$t_author</font></b></p>");
}
} else { write_warnings("\nThere is no author for this document."); }
if ($t_institute) {
$the_title .= "\n<p>$t_institute</p>";}
if ($DEVELOPER_ADDRESS) {
$the_title .= "\n<p>$DEVELOPER_ADDRESS</p>";}
if ($t_affil) {
$the_title .= "\n<p><i>$t_affil</i></p>";}
if ($t_date) {
$the_title .= "\n<p><strong>$t_date</strong>";
if ($PYTHON_VERSION) {
$the_title .= "<br><strong>Release $PYTHON_VERSION</strong>";}
$the_title .= "</p>"
}
if ($t_address) {
$the_title .= "\n<p>$t_address</p>";
} else { $the_title .= "\n<p>"}
if ($t_email) {
$the_title .= "\n<p>$t_email</p>";
}# else { $the_title .= "</p>" }
$the_title .= "\n</center></div>";
return $the_title . $_ ;
}
#
# Module synopsis support
#
require SynopsisTable;
sub get_chapter_id(){
my $id = do_cmd_thechapter('');
$id =~ s/<SPAN CLASS="arabic">(\d+)<\/SPAN>/\1/;
$id =~ s/\.//;
return $id;
}
%ModuleSynopses = ('chapter' => 'SynopsisTable instance');
sub get_synopsis_table($){
my($chap) = @_;
my $st = $ModuleSynopses{$chap};
my $key;
foreach $key (keys %ModuleSynopses) {
if ($key eq $chap) {
return $ModuleSynopses{$chap};
}
}
$st = SynopsisTable->new();
$ModuleSynopses{$chap} = $st;
return $st;
}
sub do_cmd_moduleauthor{
local($_) = @_;
next_argument();
next_argument();
return $_;
}
sub do_cmd_sectionauthor{
local($_) = @_;
next_argument();
next_argument();
return $_;
}
sub do_cmd_declaremodule{
local($_) = @_;
my $key = next_optional_argument();
my $type = next_argument();
my $name = next_argument();
my $st = get_synopsis_table(get_chapter_id());
#
$key = $name unless $key;
$type = 'built-in' if $type eq 'builtin';
$st->declare($name, $key, $type);
define_module($type, $name);
return anchor_label("module-$key",$CURRENT_FILE,$_)
}
sub do_cmd_modulesynopsis{
local($_) = @_;
my $st = get_synopsis_table(get_chapter_id());
$st->set_synopsis($THIS_MODULE, translate_commands(next_argument()));
return $_;
}
sub do_cmd_localmoduletable{
local($_) = @_;
my $chap = get_chapter_id();
return "<tex2html-localmoduletable><$chap>\\tableofchildlinks[off]" . $_;
}
sub process_all_localmoduletables{
while (/<tex2html-localmoduletable><(\d+)>/) {
my $match = $&;
my $chap = $1;
my $st = get_synopsis_table($chap);
my $data = $st->tohtml();
s/$match/$data/;
}
}
sub process_python_state{
process_all_localmoduletables();
}
#
# "See also:" -- references placed at the end of a \section
#
sub do_env_seealso{
return "<div class='seealso'>\n "
. "<p class='heading'><b>See Also:</b></p>\n"
. @_[0]
. '</div>';
}
sub do_cmd_seemodule{
# Insert the right magic to jump to the module definition. This should
# work most of the time, at least for repeat builds....
local($_) = @_;
my $key = next_optional_argument();
my $module = next_argument();
my $text = next_argument();
my $period = '.';
$key = $module
unless $key;
if ($text =~ /\.$/) {
$period = '';
}
return '<dl compact class="seemodule">'
. "\n <dt>Module <b><tt class='module'><a href='module-$key.html'>"
. "$module</a></tt>:</b>"
. "\n <dd>$text$period\n </dl>"
. $_;
}
sub do_cmd_seerfc{
local($_) = @_;
my $rfcnum = next_argument();
my $title = next_argument();
my $text = next_argument();
my $url = get_rfc_url($rfcnum);
return '<dl compact class="seerfc">'
. "\n <dt><a href=\"$url\""
. "\n title=\"$title\""
. "\n >RFC $rfcnum, <em>$title</em></a>:"
. "\n <dd>$text\n </dl>"
. $_;
}
sub do_cmd_seeurl{
local($_) = @_;
my $url = next_argument();
my $text = next_argument();
return '<dl compact class="seeurl">'
. "\n <dt><a href=\"$url\""
. "\n class=\"url\">$url</a>"
. "\n <dd>$text\n </dl>"
. $_;
}
sub do_cmd_seetext{
local($_) = @_;
my $content = next_argument();
return '<div class="seetext"><p>' . $content . '</div>' . $_;
}
#
# Definition list support.
#
sub do_env_definitions{
return "<dl class='definitions'>" . @_[0] . "</dl>\n";
}
sub do_cmd_term{
local($_) = @_;
my $term = next_argument();
my($name,$aname,$ahref) = new_link_info();
# could easily add an index entry here...
return "<dt><b>$aname" . $term . "</a></b>\n<dd>" . $_;
}
process_commands_wrap_deferred(<<_RAW_ARG_DEFERRED_CMDS_);
code # {}
declaremodule # [] # {} # {}
memberline # [] # {}
methodline # [] # {} # {}
modulesynopsis # {}
platform # {}
samp # {}
setindexsubitem # {}
withsubitem # {} # {}
_RAW_ARG_DEFERRED_CMDS_
1; # This must be the last line