xetexref (5mar19)

git-svn-id: svn://tug.org/texlive/trunk@50244 c570f23f-e606-0410-a88d-b1316a301751

3 files changed, 30 insertions, 4 deletions

diff --git a/Master/texmf-dist/doc/xetex/xetexref/README.txt b/Master/texmf-dist/doc/xetex/xetexref/README.txt
index 1835ecea38a..4c67c8708e3 100644
--- a/Master/texmf-dist/doc/xetex/xetexref/README.txt
+++ b/Master/texmf-dist/doc/xetex/xetexref/README.txt
@@ -16,7 +16,7 @@ A standard TeX distribution that includes XeTeX is needed to compile the `xetex-
 
 ## Legalities
 
-Copyright 2007-2018 Will Robertson
+Copyright 2007-2019 Will Robertson
 Copyright 2018      Joseph Wright
 Copyright 2011-2017 Karl Berry
 Copyright 2013      Khaled Hosny.
diff --git a/Master/texmf-dist/doc/xetex/xetexref/xetex-reference.pdf b/Master/texmf-dist/doc/xetex/xetexref/xetex-reference.pdf
index 28be55006e6..d2e2ddc92ad 100644
--- a/Master/texmf-dist/doc/xetex/xetexref/xetex-reference.pdf
+++ b/Master/texmf-dist/doc/xetex/xetexref/xetex-reference.pdf
diff --git a/Master/texmf-dist/doc/xetex/xetexref/xetex-reference.tex b/Master/texmf-dist/doc/xetex/xetexref/xetex-reference.tex
index 3be42f8a96f..ea7e45707c7 100644
--- a/Master/texmf-dist/doc/xetex/xetexref/xetex-reference.tex
+++ b/Master/texmf-dist/doc/xetex/xetexref/xetex-reference.tex
@@ -21,7 +21,7 @@
 
 \title{The \xetex reference guide\\\url{https://ctan.org/pkg/xetexref}}
 \author{Will Robertson \and Khaled Hosny \and Karl Berry}
-\date{2018-12-07}
+\date{2019-03-05}
 
 \suppressfontnotfounderror=1
 
@@ -871,7 +871,32 @@ optional keyword:\medskip
 \desc{Typesets the radical in the \xarg{glyph slot} in the family specified.}
 \endcmd
 
-\section{Character classes}
+\section{Characters}
+
+\cmd|\Uchar|
+\xarg{number}
+\desc{Expands to a character token with specified slot \meta{number} (range 0 to 1,114,111) with category code 12. While it looks superficially like the \TeX\ primitive \cs{char}, \cs{Uchar} is an expandable operation.}
+\endcmd
+
+\begin{example}
+\edef\x{\Uchar`\$}
+\ttfamily\meaning\x\par
+\expandafter\ifcat\x.[`other']\fi
+\end{example}
+
+\cmd|\Ucharcat|
+\xarg{number}
+\xarg{catcode}
+\desc{Expands to a character token with slot \meta{number} and \meta{catcode} specified.}
+\endcmd
+
+\begin{example}
+\edef\x{\Ucharcat`\# 3}
+\ttfamily\meaning\x\par
+\expandafter\ifcat\x$[`mathshift']\fi
+\end{example}
+
+\subsection{Character classes}
 
 The idea behind character classes is to define a boundary where tokens
 can be added to the input stream without explicit markup. It was
@@ -1275,6 +1300,7 @@ offset or length are given.}
 keyword is given, the MD5 sum of the file contents.}
 \endcmd
 
+
 \subsection{Fonts}
 
 \cmd|\pdfmapfile|
@@ -1305,7 +1331,7 @@ suppressed and the font control sequence being defined is set to
 \endcmd
 
 
-\section{Misc.}
+\section{Engine version}
 
 \cmd|\XeTeXversion|
 \desc{Expands to a number corresponding to the \xetex version: