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-rw-r--r--macros/latex/contrib/tcolorbox/tcblistingsutf8.code.tex19
1 files changed, 15 insertions, 4 deletions
diff --git a/macros/latex/contrib/tcolorbox/tcblistingsutf8.code.tex b/macros/latex/contrib/tcolorbox/tcblistingsutf8.code.tex
index 984b402a46..fa62475ca1 100644
--- a/macros/latex/contrib/tcolorbox/tcblistingsutf8.code.tex
+++ b/macros/latex/contrib/tcolorbox/tcblistingsutf8.code.tex
@@ -1,8 +1,8 @@
-%% The LaTeX package tcolorbox - version 4.22 (2019/11/15)
+%% The LaTeX package tcolorbox - version 4.30 (2020/04/28)
%% tcblistingsutf8.code.tex: Code for colorboxes with listings in UTF-8
%%
%% -------------------------------------------------------------------------------------------
-%% Copyright (c) 2006-2019 by Prof. Dr. Dr. Thomas F. Sturm <thomas dot sturm at unibw dot de>
+%% Copyright (c) 2006-2020 by Prof. Dr. Dr. Thomas F. Sturm <thomas dot sturm at unibw dot de>
%% -------------------------------------------------------------------------------------------
%%
%% This work may be distributed and/or modified under the
@@ -17,11 +17,22 @@
%%
%% This work consists of all files listed in README
%%
-\tcb@set@library@version{4.22}
+\tcb@set@library@version{4.30}
-\RequirePackage{listingsutf8}[2011/11/10]
\tcbuselibrary{listings}
+\RequirePackage{iftex}
+\ifpdftex
+ \let\tcb@temp\relax%
+\else
+ \tcb@info{Library `listingsutf8' is compatible with pdftex only.
+ Library `listings` is loaded instead.}%
+ \let\tcb@temp\endinput
+\fi
+\tcb@temp
+
+\RequirePackage{listingsutf8}[2011/11/10]
+
\tcbset{
listing utf8/.style={listing inputencoding=utf8/#1},
}