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-rw-r--r--graphics/pgf/base/tex/plain/utilities/pgfcalendar.tex18
-rw-r--r--graphics/pgf/base/tex/plain/utilities/pgffor.tex19
-rw-r--r--graphics/pgf/base/tex/plain/utilities/pgfkeys.tex18
-rw-r--r--graphics/pgf/base/tex/plain/utilities/pgfrcs.tex26
4 files changed, 81 insertions, 0 deletions
diff --git a/graphics/pgf/base/tex/plain/utilities/pgfcalendar.tex b/graphics/pgf/base/tex/plain/utilities/pgfcalendar.tex
new file mode 100644
index 0000000000..81b1893e87
--- /dev/null
+++ b/graphics/pgf/base/tex/plain/utilities/pgfcalendar.tex
@@ -0,0 +1,18 @@
+% Copyright 2018 by Till Tantau
+%
+% This file may be distributed and/or modified
+%
+% 1. under the LaTeX Project Public License and/or
+% 2. under the GNU Public License.
+%
+% See the file doc/generic/pgf/licenses/LICENSE for more details.
+
+\edef\pgfcalendaratcode{\the\catcode`\@}
+\catcode`\@=11
+
+\input pgfrcs.tex
+\input pgfcalendar.code.tex
+
+\catcode`\@=\pgfcalendaratcode
+
+\endinput
diff --git a/graphics/pgf/base/tex/plain/utilities/pgffor.tex b/graphics/pgf/base/tex/plain/utilities/pgffor.tex
new file mode 100644
index 0000000000..13885f2aba
--- /dev/null
+++ b/graphics/pgf/base/tex/plain/utilities/pgffor.tex
@@ -0,0 +1,19 @@
+% Copyright 2018 by Till Tantau
+%
+% This file may be distributed and/or modified
+%
+% 1. under the LaTeX Project Public License and/or
+% 2. under the GNU Public License.
+%
+% See the file doc/generic/pgf/licenses/LICENSE for more details.
+
+\edef\pgfforatcode{\the\catcode`\@}
+\catcode`\@=11
+
+\input pgfrcs.tex
+\input pgfkeys.code.tex
+\input pgffor.code.tex
+
+\catcode`\@=\pgfforatcode
+
+\endinput
diff --git a/graphics/pgf/base/tex/plain/utilities/pgfkeys.tex b/graphics/pgf/base/tex/plain/utilities/pgfkeys.tex
new file mode 100644
index 0000000000..278d520452
--- /dev/null
+++ b/graphics/pgf/base/tex/plain/utilities/pgfkeys.tex
@@ -0,0 +1,18 @@
+% Copyright 2018 by Till Tantau
+%
+% This file may be distributed and/or modified
+%
+% 1. under the LaTeX Project Public License and/or
+% 2. under the GNU Public License.
+%
+% See the file doc/generic/pgf/licenses/LICENSE for more details.
+
+\edef\pgfkeysatcode{\the\catcode`\@}
+\catcode`\@=11
+
+\input pgfrcs.tex
+\input pgfkeys.code.tex
+
+\catcode`\@=\pgfkeysatcode
+
+\endinput
diff --git a/graphics/pgf/base/tex/plain/utilities/pgfrcs.tex b/graphics/pgf/base/tex/plain/utilities/pgfrcs.tex
new file mode 100644
index 0000000000..f1054823b7
--- /dev/null
+++ b/graphics/pgf/base/tex/plain/utilities/pgfrcs.tex
@@ -0,0 +1,26 @@
+% Copyright 2018 by Till Tantau
+%
+% This file may be distributed and/or modified
+%
+% 1. under the LaTeX Project Public License and/or
+% 2. under the GNU Public License.
+%
+% See the file doc/generic/pgf/licenses/LICENSE for more details.
+
+
+\ifx\pgfrcsincluded\undefined
+\def\pgfrcsincluded{}
+
+\edef\pgfrcsatcode{\the\catcode`\@}
+\catcode`\@=11
+
+\input pgfutil-common.tex
+\input pgfutil-plain.def
+
+\input pgfrcs.code.tex
+
+\catcode`\@=\pgfrcsatcode
+
+\fi
+
+\endinput