graphics-pln (3dec22)

git-svn-id: svn://tug.org/texlive/trunk@65187 c570f23f-e606-0410-a88d-b1316a301751

3 files changed, 7 insertions, 8 deletions

diff --git a/Master/texmf-dist/tex/plain/graphics-pln/color.tex b/Master/texmf-dist/tex/plain/graphics-pln/color.tex
index b185a0e071e..3a9e095f8fb 100644
--- a/Master/texmf-dist/tex/plain/graphics-pln/color.tex
+++ b/Master/texmf-dist/tex/plain/graphics-pln/color.tex
@@ -21,10 +21,11 @@
 \fi
 
 
-\let\@color@protected\protected
+\let\@color@ifcsname\ifcsname
 \expandafter\@gobble\csname protected\endcsname
+\def\ifcsname mathcolor\endcsname{\iftrue\let\ifcsname\@color@ifcsname}
 
 \input color.sty
 
-\let\protected\@color@protected
+
 \resetatcatcode
diff --git a/Master/texmf-dist/tex/plain/graphics-pln/graphicx.tex b/Master/texmf-dist/tex/plain/graphics-pln/graphicx.tex
index 460b82ec038..f872ad47bf0 100644
--- a/Master/texmf-dist/tex/plain/graphics-pln/graphicx.tex
+++ b/Master/texmf-dist/tex/plain/graphics-pln/graphicx.tex
@@ -31,14 +31,11 @@
 \ifx\detokenize\@undefined
   \def\detokenize#1{#1}
 \fi
-\let\GRAPHICS@protected\protected
-\ifx\protected\@undefined
-  \let\protected\relax
-\fi
+
 \input graphicx.sty
 
 \let\detokenize\GRAPHICS@detokenize
-\let\protected\GRAPHICS@protected
+
 \resetatcatcode
 
 
diff --git a/Master/texmf-dist/tex/plain/graphics-pln/miniltx.tex b/Master/texmf-dist/tex/plain/graphics-pln/miniltx.tex
index 6aabb24d426..ff4e78d0e3e 100644
--- a/Master/texmf-dist/tex/plain/graphics-pln/miniltx.tex
+++ b/Master/texmf-dist/tex/plain/graphics-pln/miniltx.tex
@@ -545,7 +545,8 @@
 % 2022/06/13
 \ifx\mathcolor\@undefined
   % simplified version of \mathcolor
-  \protected\def\mathcolor{\begingroup\@ifnextchar[\mlx@mathcolora\mlx@mathcolorb}
+% 2022/12/02
+  \csname protected\endcsname\def\mathcolor{\begingroup\@ifnextchar[\mlx@mathcolora\mlx@mathcolorb}
   \long\def\mlx@mathcolora[#1]#2#3{\color[#1]{#2}#3\endgroup}
   \long\def\mlx@mathcolorb#1#2{\color{#1}#2\endgroup}
 \fi