add hg and python

1 files changed, 67 insertions, 0 deletions

diff --git a/sys/src/cmd/python/Doc/perl/ltxmarkup.perl b/sys/src/cmd/python/Doc/perl/ltxmarkup.perl
new file mode 100644
index 000000000..1a0f7e193
--- /dev/null
+++ b/sys/src/cmd/python/Doc/perl/ltxmarkup.perl
@@ -0,0 +1,67 @@
+# LaTeX2HTML support for the ltxmarkup package.  Doesn't do indexing.
+
+package main;
+
+
+sub ltx_next_argument{
+    my $param;
+    $param = missing_braces()
+      unless ((s/$next_pair_pr_rx/$param=$2;''/eo)
+	      ||(s/$next_pair_rx/$param=$2;''/eo));
+    return $param;
+}
+
+
+sub do_cmd_macro{
+    local($_) = @_;
+    my $macro = ltx_next_argument();
+    return "<tt class='macro'>&#92;$macro</tt>" . $_;
+}
+
+sub do_cmd_env{
+    local($_) = @_;
+    my $env = ltx_next_argument();
+    return "<tt class='environment'>&#92;$env</tt>" . $_;
+}
+
+sub ltx_process_params{
+    # Handle processing of \p and \op for parameter specifications for
+    # envdesc and macrodesc.  It's done this way to avoid defining do_cmd_p()
+    # and do_cmd_op() functions, which would be interpreted outside the context
+    # in which these commands are legal, and cause LaTeX2HTML to think they're
+    # defined.  This way, other uses of \p and \op are properly flagged as
+    # unknown macros.
+    my $s = @_[0];
+    $s =~ s%\\op<<(\d+)>>(.+)<<\1>>%<tt>[</tt><var>$2</var><tt>]</tt>%;
+    while ($s =~ /\\p<<(\d+)>>(.+)<<\1>>/) {
+	$s =~ s%\\p<<(\d+)>>(.+)<<\1>>%<tt>{</tt><var>$2</var><tt>}</tt>%;
+    }
+    return $s;
+}
+
+sub do_env_macrodesc{
+    local($_) = @_;
+    my $macro = ltx_next_argument();
+    my $params = ltx_process_params(ltx_next_argument());
+    return "\n<dl class='macrodesc'>"
+         . "\n<dt><b><tt class='macro'>&#92;$macro</tt></b>"
+         . "\n    $params</dt>"
+	 . "\n<dd>"
+	 . $_
+	 . '</dd></dl>';
+}
+
+sub do_env_envdesc{
+    local($_) = @_;
+    my $env = ltx_next_argument();
+    my $params = ltx_process_params(ltx_next_argument());
+    return "\n<dl class='envdesc'>"
+         . "\n<dt><tt>&#92;begin{<b class='environment'>$env</b>}</tt>"
+         . "\n    $params"
+         . "\n<br /><tt>&#92;end{<b class='environment'>$env</b>}</tt></dt>"
+	 . "\n<dd>"
+	 . $_
+	 . '</dd></dl>';
+}
+
+1;				# Must end with this, because Perl is bogus.