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-rw-r--r--tex/generic/context/luatex/luatex-mplib.tex11
1 files changed, 9 insertions, 2 deletions
diff --git a/tex/generic/context/luatex/luatex-mplib.tex b/tex/generic/context/luatex/luatex-mplib.tex
index ef6dfff95..8af9f2d8a 100644
--- a/tex/generic/context/luatex/luatex-mplib.tex
+++ b/tex/generic/context/luatex/luatex-mplib.tex
@@ -31,8 +31,15 @@
\def\setmplibformat#1{\def\mplibformat{#1}}
\def\setupmplibcatcodes
- {\catcode`\{=12 \catcode`\}=12 \catcode`\#=12 \catcode`\^=12 \catcode`\~=12
- \catcode`\_=12 \catcode`\%=12 \catcode`\&=12 \catcode`\$=12 }
+ {\catcode`\{=12 % could be optional .. not really needed
+ \catcode`\}=12 % could be optional .. not really needed
+ \catcode`\#=12
+ \catcode`\^=12
+ \catcode`\~=12
+ \catcode`\_=12
+ \catcode`\%=12
+ \catcode`\&=12
+ \catcode`\$=12 }
\def\mplibcode
{\bgroup