[latex3-commits] [git/LaTeX3-latex3-latex3] version-check: Guard against reload in latexrelease (925dc1fce)

[Joseph Wright]

Repository : https://github.com/latex3/latex3
On branch  : version-check
Link       : https://github.com/latex3/latex3/commit/925dc1fce2241e3771311bcdaa596299237b3648

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

commit 925dc1fce2241e3771311bcdaa596299237b3648
Author: PhelypeOleinik <tex.phelype at gmail.com>
Date:   Fri Jul 31 22:41:27 2020 -0300

    Guard against reload in latexrelease


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

925dc1fce2241e3771311bcdaa596299237b3648
 l3kernel/expl3.dtx | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/l3kernel/expl3.dtx b/l3kernel/expl3.dtx
index e93e74ef9..10df87536 100644
--- a/l3kernel/expl3.dtx
+++ b/l3kernel/expl3.dtx
@@ -1064,8 +1064,10 @@
 %   \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}