diff options
Diffstat (limited to 'luatexbase-compat.dtx')
| -rw-r--r-- | luatexbase-compat.dtx | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/luatexbase-compat.dtx b/luatexbase-compat.dtx index a6cb7bd..bbb73c6 100644 --- a/luatexbase-compat.dtx +++ b/luatexbase-compat.dtx @@ -207,10 +207,25 @@ See source file '\inFileName' for details. \fi % \end{macrocode} % -% \subsection{Actually do stuff} +% \subsection{\cs{directlua} abstraction} % +% Define |\luatexbase@directlua| to be either |\directlua0| or +% |\directlua|, depending on the version of \luatex. % % \begin{macrocode} +\begingroup +\expandafter\ifx\csname newcommand\endcsname\relax + \toks0{\long\def\luatexbase@directlua}% +\else + \toks0{\newcommand\luatexbase@directlua}% +\fi +\ifnum\luatexversion<36 + \toks0\expandafter{\the\toks0{\directlua0}}% +\else + \toks0\expandafter{\the\toks0{\directlua}}% +\fi +\expandafter\endgroup +\the\toks0 % \end{macrocode} % % That's all folks! @@ -228,6 +243,8 @@ See source file '\inFileName' for details. %<testplain>\input luatexbase-compat.sty %<testlatex>\RequirePackage{luatexbase-compat} %<*testplain,testlatex> +\catcode64 11 +\luatexbase@directlua{local answer = 42} %</testplain,testlatex> %<testplain>\bye %<testlatex>\stop |