1 files changed, 448 insertions, 0 deletions
diff --git a/doc/luaotfload-latex.tex b/doc/luaotfload-latex.tex
new file mode 100644
index 0000000..34c494d
--- /dev/null
+++ b/doc/luaotfload-latex.tex
@@ -0,0 +1,448 @@
+\luatexsuppresslongerror1%% sigh ...
+%% Copyright (C) 2009-2014
+%%
+%%      by  Elie Roux      <elie.roux@telecom-bretagne.eu>
+%%      and Khaled Hosny   <khaledhosny@eglug.org>
+%%      and Philipp Gesang <philipp.gesang@alumni.uni-heidelberg.de>
+%%
+%% This file is part of Luaotfload.
+%%
+%%      Home:      https://github.com/lualatex/luaotfload
+%%      Support:   <lualatex-dev@tug.org>.
+%%
+%% Luaotfload is under the GPL v2.0 (exactly) license.
+%%
+%% ----------------------------------------------------------------------------
+%%
+%% Luaotfload is free software; you can redistribute it and/or
+%% modify it under the terms of the GNU General Public License
+%% as published by the Free Software Foundation; version 2
+%% of the License.
+%%
+%% Luaotfload is distributed in the hope that it will be useful,
+%% but WITHOUT ANY WARRANTY; without even the implied warranty of
+%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+%% GNU General Public License for more details.
+%%
+%% You should have received a copy of the GNU General Public License
+%% along with Luaotfload; if not, see <http://www.gnu.org/licenses/>.
+%%
+%% ----------------------------------------------------------------------------
+%%
+
+\documentclass{ltxdoc}
+
+\makeatletter
+
+\usepackage {metalogo,multicol,fancyvrb,xspace}
+\usepackage [x11names] {xcolor}
+
+\def \primarycolor   {DodgerBlue4} %%-> rgb  16  78 139 | #104e8b
+\def \secondarycolor {Goldenrod4}  %%-> rgb 139 105 200 | #8b6914
+
+\usepackage[
+    bookmarks=true,
+   colorlinks=true,
+    linkcolor=\primarycolor,
+     urlcolor=\secondarycolor,
+    citecolor=\primarycolor,
+     pdftitle={The Luaotfload package},
+   pdfsubject={OpenType layout system for Plain TeX and LaTeX},
+    pdfauthor={Elie Roux & Khaled Hosny & Philipp Gesang},
+  pdfkeywords={luatex, lualatex, unicode, opentype}
+]{hyperref}
+
+\usepackage {fontspec}
+\usepackage {unicode-math}
+
+\setmainfont[
+% Numbers     = OldStyle, %% buggy with font cache
+  Ligatures   = TeX,
+  BoldFont    = {Linux Libertine O Bold},
+  ItalicFont  = {Linux Libertine O Italic},
+  SlantedFont = {Linux Libertine O Italic},
+]{Linux Libertine O}
+\setmonofont[Ligatures=TeX,Scale=MatchLowercase]{Liberation Mono}
+%setsansfont[Ligatures=TeX]{Linux Biolinum O}
+\setsansfont[Ligatures=TeX,Scale=MatchLowercase]{Iwona Medium}
+%setmathfont{XITS Math}
+
+\usepackage{hologo}
+
+\newcommand\TEX      {\TeX\xspace}
+\newcommand\LUA      {Lua\xspace}
+\newcommand\PDFTEX   {pdf\TeX\xspace}
+\newcommand\LUATEX   {Lua\TeX\xspace}
+\newcommand\XETEX    {\XeTeX\xspace}
+\newcommand\LATEX    {\LaTeX\xspace}
+\newcommand\LUALATEX {Lua\LaTeX\xspace}
+\newcommand\CONTEXT  {Con\TeX t\xspace}
+\newcommand\OpenType {\identifier{Open\kern-.25ex Type}\xspace}
+
+%% \groupedcommand, with some omissions taken from syst-aux.mkiv
+\let \handlegroupnormalbefore \relax
+\let \handlegroupnormalafter  \relax
+
+\protected \def \handlegroupnormal #1#2{%
+  \bgroup % 1
+  \def \handlegroupbefore {#1}%
+  \def \handlegroupafter  {#2}%
+  \afterassignment \handlegroupnormalbefore
+  \let \next =
+}
+
+\def \handlegroupnormalbefore {%
+  \bgroup % 2
+  \handlegroupbefore
+  \bgroup % 3
+  \aftergroup \handlegroupnormalafter%
+}
+
+\def \handlegroupnormalafter {%
+  \handlegroupafter
+  \egroup % 3
+  \egroup % 2
+}
+
+\let \groupedcommand \handlegroupnormal %% only the two arg version
+
+\def \definehighlight [#1][#2]{%
+  \ifcsname #1\endcsname\else
+    \expandafter\def\csname #1\endcsname{%
+      \leavevmode
+      \groupedcommand {#2}\empty%
+    }
+  \fi%
+}
+
+%% old, simplistic definition: obsolete now that we have
+%% \groupedcommand
+%\def\definehighlight[#1][#2]%
+ %{\ifcsname #1\endcsname\else
+    %\expandafter\def\csname #1\endcsname%
+      %{\bgroup#2\csname #1_indeed\endcsname}
+    %\expandafter\def\csname #1_indeed\endcsname##1%
+      %{##1\egroup}%
+  %\fi}
+
+\def\restoreunderscore{\catcode`\_=12\relax}
+
+\definehighlight         [fileent][\ttfamily\restoreunderscore]         %% files, dirs
+\definehighlight        [texmacro][\sffamily\itshape\textbackslash]     %% cs
+\definehighlight     [luafunction][\sffamily\itshape\restoreunderscore] %% lua identifiers
+\definehighlight      [identifier][\sffamily]                           %% names
+\definehighlight          [abbrev][\rmfamily\scshape]                   %% acronyms
+\definehighlight        [emphasis][\rmfamily\slshape]                   %% level 1 emph
+
+\definehighlight       [Largefont][\Large]                              %% font size
+\definehighlight       [smallcaps][\sc]                                 %% font feature
+\definehighlight [nonproportional][\tt]                                 %% font switch
+
+\newcommand*\email[1]{\href{mailto:#1}{#1}}
+
+\renewcommand\partname{Part}%% gets rid of the stupid “file” heading
+
+\usepackage{syntax}%% bnf for font request syntax
+
+\usepackage{titlesec}
+
+\def\movecountertomargin#1{\llap{\rmfamily\upshape#1\hskip2em}}
+\def\zeropoint{0pt}
+\titleformat \part
+             {\normalsize\rmfamily\bfseries}
+             {\movecountertomargin\thepart} \zeropoint {}
+\titleformat \section
+             {\normalsize\rmfamily\scshape}
+             {\movecountertomargin\thesection} \zeropoint {}
+\titleformat \subsection
+             {\small\rmfamily\itshape}
+             {\movecountertomargin\thesubsection} \zeropoint {}
+\titleformat \subsubsection
+             {\normalsize\rmfamily\upshape}
+             {\movecountertomargin\thesubsubsection} \zeropoint {}
+
+\usepackage{tocloft}
+\renewcommand \cftpartfont   {\rmfamily\upshape}
+\renewcommand \cftsecfont    {\rmfamily\upshape}
+\renewcommand \cftsubsecfont {\rmfamily\upshape}
+\setlength \cftbeforepartskip {1ex}
+\setlength \cftbeforesecskip  {1ex}
+
+\VerbatimFootnotes
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% structurals
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\def \definestructural #1{%
+  \expandafter \let \csname end#1\endcsname \relax
+
+  \expandafter \def \csname begin#1\endcsname {%
+    \@ifnextchar[{\csname begin#1indeed\endcsname}
+                 {\csname begin#1indeed\endcsname[]}%
+  }
+
+  \expandafter \def \csname begin#1indeed\endcsname [##1]##2{%
+    \edef \first {##1}%
+    \ifx \first \empty
+      \csname #1\endcsname [##2]{##2}%
+    \else
+      \csname #1\endcsname [\first]{##2}%
+    \fi
+  }
+}
+
+\definestructural {section}
+\definestructural {subsection}
+\definestructural {subsubsection}
+
+\def \fakesection #1{\section*{#1}}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% inline verbatim
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+%% Context offers both \type{…} and \type<<…>>, but not an unbalanced
+%% one that we could map directly onto Latex’s \verb|…|.
+
+\usepackage {listings}
+\lstset {
+  basicstyle=\ttfamily,
+}
+
+%\let \inlinecode \lstinline
+\protected \def \inlinecode {\lstinline}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% codelistings; this sucks hard since we lack access to buffers
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\newcount \othercatcode  \othercatcode 12
+\newcount \activecatcode \othercatcode 13
+
+\newluatexcatcodetable \vrbcatcodes
+\setluatexcatcodetable \vrbcatcodes {%
+  \luatexcatcodetable \CatcodeTableIniTeX
+  \catcode  9 \othercatcode %% \tabasciicode
+  \catcode 13 \othercatcode %% \endoflineasciicode
+  \catcode 12 \othercatcode %% \formfeedasciicode
+  \catcode 26 \othercatcode %% \endoffileasciicode
+  \catcode 32 \othercatcode %% \spaceasciicode
+}
+
+\newluatexcatcodetable \literalcatcodes
+\setluatexcatcodetable \literalcatcodes {%
+  \luatexcatcodetable \CatcodeTableString
+  \catcode 32 \activecatcode %% \spaceasciicode
+}
+
+\def \beginlisting {%
+  \begingroup
+    \luatexcatcodetable \vrbcatcodes
+    \beginlistingindeed%
+}
+
+\directlua {
+  local texprint   = tex.print
+  local stringsub  = string.sub
+  local backslash  = string.byte (0x5c)
+  document         = document or { }
+  document.printlines = function (buffer)
+    for _, line in next, string.explode (buffer, "\noexpand\n") do
+      if stringsub (line, 1, 1) == " " then
+        line = backslash .. line
+      end
+      texprint (-1, line)
+      texprint (-1, "")
+    end
+  end
+}
+
+\def \beginlistingindeed#1\endlisting{%
+  \endgroup
+  \begingroup
+    \ttfamily
+    \small
+    \begin {quote}
+      \bgroup
+        \addfontfeature {RawFeature=-tlig;-liga}%% So one can’t just turn them all off at once using the ``Ligatures`` key?
+        \luatexcatcodetable \literalcatcodes
+        \obeyspaces
+        \obeylines
+        \directlua{document.printlines ([==[\detokenize {#1}]==])}
+      \egroup
+    \end {quote}
+  \endgroup
+}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% enumerations and lists
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\def \definelist [#1]#2{% name, itemcode
+  \expandafter \def \csname begin#1\endcsname {%
+    \begin {itemize}
+      \let \normalitem = \item
+      \def \altitem ####1{%
+        \def \first {####1}%
+        #2
+      }
+      \let \beginnormalitem \item
+      \let \endnormalitem   \relax
+      \let \beginaltitem    \altitem
+      \let \endaltitem      \relax
+  }
+
+  \expandafter \def \csname end#1\endcsname {%
+    \end {itemize}
+  }
+}
+
+\definelist  [descriptions]{\normalitem {\textbf \first}\hfill\break}
+\definelist   [definitions]{\normalitem {\fileent {\first}}}
+\definelist      [filelist]{\normalitem {\fileent {\first}}\space--\hskip 1em}
+\definelist  [functionlist]{\normalitem {\luafunction {\first}}\hfill\break}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% columns
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\def \begindoublecolumns {\begin {multicols} {2}}
+\def \enddoublecolumns   {\end {multicols}}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% alignment
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\def \begincentered {\begin {center}}
+\def \endcentered   {\end {center}}
+
+\def \beginnarrower {\begin {quote}}
+\def \endnarrower   {\end {quote}}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% special elements
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\let \beginfrontmatter \relax
+\let \endfrontmatter   \relax
+
+\def \beginabstractcontent {\begin {abstract}}
+\def \endabstractcontent   {\end {abstract}}
+
+\let \setdocumenttitle      \title
+\let \setdocumentdate       \date
+\let \setdocumentauthor     \author
+\let \typesetdocumenttitle  \maketitle
+
+\AtBeginDocument {%% seriously?
+  \let \typesetcontent \tableofcontents%
+}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% floats
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+%% syntax definition
+\def \beginsyntaxfloat #1#2{%% #1:label #2:caption
+  \begin {figure} [b]
+    \edef \syntaxlabel  {#1}%
+    \def \syntaxcaption {#2}%
+    \setlength\grammarparsep{12pt plus 2pt minus 2pt}%
+    \setlength\grammarindent{5cm}%
+    \begingroup
+      \small
+      \begin {grammar}
+}
+
+\def \endsyntaxfloat {%
+      \end {grammar}
+    \endgroup
+    \caption \syntaxcaption
+    \label   \syntaxlabel
+  \end {figure}
+}
+
+%% figures, e.g. the file graph
+\def \figurefloat #1#2#3{%% #1:label #2:caption #3:file
+  \begin {figure} [b]
+    \caption {#2}%
+    \includegraphics[width=\textwidth]{#3}%
+    \label {#1}
+  \end {figure}
+}
+
+%% tables
+\def \tablefloat #1#2{%% #1:label #2:caption
+  \begin {table} [t]
+    \hrule
+    \caption {#2}%
+    \label {#1}
+    \hrule
+  \end {table}
+}
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% hyperlinks
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\protected \def \hyperlink{%
+  \@ifnextchar[{\hyperlinkindeed}%
+               {\hyperlinkindeed[]}%
+}
+
+\def \hyperlinkindeed [#1]#2{%
+  \def \first {#1}%
+  \ifx \first \empty
+    \url {#2}%
+  \else
+    \href {#2}{#1}%
+  \fi%
+}
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% tables
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% Our tables aren’t anything special so we stick with “tabular” on the
+%% Latex end.
+%%
+%% This is going to be largely incompatible with Context since format
+%% specifications work quite differently (even between different
+%% Context table variants).
+
+\def \begintabulate [#1]#2\endtabulate{%
+  \begingroup
+    \let \beginrow  = \relax %% -> \NC in Context
+    \let \newcell   = &      %% -> \NC
+    \let \endrow    = \cr    %% -> \NC \NR
+    \begin {tabular}{#1}%
+      #2
+    \end {tabular}
+  \endgroup
+}
+
+\let \endtabulate \relax
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% escaped characters
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\let \charpercent   \textpercent
+\let \charbackslash \textbackslash
+\let \chartilde     \textasciitilde
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% main
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\makeatother
+
+\newif \ifcontextmkiv \contextmkivfalse
+
+\begin {document}
+  \input {luaotfload-main.tex}
+\end {document}
+
+