[latex3-commits] [git/LaTeX3-latex3-latex3] version-check: Guard against reload in latexrelease (726b61b03)

[PhelypeOleinik]

Repository : https://github.com/latex3/latex3
On branch  : version-check
Link       : https://github.com/latex3/latex3/commit/726b61b033a70a587b32b9de64cd556318abf229

>---------------------------------------------------------------

commit 726b61b033a70a587b32b9de64cd556318abf229
Author: PhelypeOleinik <tex.phelype at gmail.com>
Date:   Fri Jul 31 22:41:27 2020 -0300

    Guard against reload in latexrelease


>---------------------------------------------------------------

726b61b033a70a587b32b9de64cd556318abf229
 l3kernel/expl3.dtx | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/l3kernel/expl3.dtx b/l3kernel/expl3.dtx
index 906faf50d..3092ce37a 100644
--- a/l3kernel/expl3.dtx
+++ b/l3kernel/expl3.dtx
@@ -1065,8 +1065,10 @@
 %   \url{https://github.com/latex3/latex3/issues/781}).
 %    \begin{macrocode}
 %<*2ekernel>
-\global\expandafter\let\csname\detokenize
-  {c__kernel_expl_date_tl}\endcsname\ExplFileDate
+\unless\ifcsname\detokenize{c__kernel_expl_date_tl}\endcsname
+  \global\expandafter\let\csname\detokenize
+    {c__kernel_expl_date_tl}\endcsname\ExplFileDate
+\fi
 %</2ekernel>
 %    \end{macrocode}
 % \end{macro}