backnaur (15apr19)

git-svn-id: svn://tug.org/texlive/trunk@51001 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 6 insertions, 4 deletions

diff --git a/Master/texmf-dist/tex/latex/backnaur/backnaur.sty b/Master/texmf-dist/tex/latex/backnaur/backnaur.sty
index 704d3d4f152..5f863c0dbd8 100644
--- a/Master/texmf-dist/tex/latex/backnaur/backnaur.sty
+++ b/Master/texmf-dist/tex/latex/backnaur/backnaur.sty
@@ -6,7 +6,7 @@
 %%
 %% backnaur.dtx  (with options: `package')
 %% 
-%% Copyright (C) 2012 by Adrian P Robson
+%% Copyright (C) 2019 by Adrian P Robson
 %%    adrian.robson@nepsweb.co.uk
 %% 
 %% This work may be distributed and/or modified under the
@@ -25,7 +25,7 @@
 %% 
 \NeedsTeXFormat{LaTeX2e}[2011/06/27]
 \ProvidesPackage{backnaur}
-[2012/12/12 1.1 Typesetting for Backus-Naur Form (BNF) definitions]
+[2019/04/14 2.0 Typesetting for Backus-Naur Form (BNF) definitions]
 \newenvironment{bnf}%
 {\begin{eqnarray}}%
 {\end{eqnarray}\ignorespacesafterend}
@@ -36,13 +36,15 @@
 \newcommand{\bnfor}{\; \mid \;}
 \newcommand{\bnfsp}{\;}
 \newcommand{\bnfes}{\lambda}
-\newcommand\bnf@tsfont[1]{\textrm{#1}}
+\newcommand\bnf@tsfont[1]{\texttt{#1}}
 \newcommand{\bnfts}[1]{\textnormal{\bnf@tsfont{#1}}}
 \newcommand{\bnftd}[1]{\textnormal{\it #1}}
 \newcommand{\bnfsk}{\dots}
 \newcommand{\bnfpo}{\models}
 \newcommand{\bnfprod}[2]{\bnfpn{#1} & \bnfpo & #2}
-\DeclareOption{tstt}{\renewcommand\bnf@tsfont[1]{\texttt{#1}}}
+\newcommand{\bnfmore}[1]{ &  & #1}
+\DeclareOption{tstt}{}
+\DeclareOption{tsrm}{\renewcommand\bnf@tsfont[1]{\textrm{#1}}}
 \DeclareOption{perp}{\renewcommand{\bnfes}{\perp}}
 \DeclareOption{epsilon}{\renewcommand{\bnfes}{\epsilon}}
 \ProcessOptions\relax