[latex3-commits] [git/LaTeX3-latex3-latex2e] develop: Update l3backend and l3kernel to 2021-10-17 (33ea2707)

Joseph Wright joseph.wright at morningstar2.co.uk
Sun Oct 17 11:31:27 CEST 2021


Repository : https://github.com/latex3/latex2e
On branch  : develop
Link       : https://github.com/latex3/latex2e/commit/33ea27076935acbec7768eec683e21374fc1a9f9

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

commit 33ea27076935acbec7768eec683e21374fc1a9f9
Author: Joseph Wright <joseph.wright at morningstar2.co.uk>
Date:   Sun Oct 17 10:31:27 2021 +0100

    Update l3backend and l3kernel to 2021-10-17


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

33ea27076935acbec7768eec683e21374fc1a9f9
 texmf/tex/latex/l3backend/l3backend-dvipdfmx.def | 49 ++++++++++++++++++------
 texmf/tex/latex/l3backend/l3backend-dvips.def    | 38 +++++++++++++++++-
 texmf/tex/latex/l3backend/l3backend-dvisvgm.def  |  2 +-
 texmf/tex/latex/l3backend/l3backend-luatex.def   | 49 ++++++++++++++++++------
 texmf/tex/latex/l3backend/l3backend-pdftex.def   | 49 ++++++++++++++++++------
 texmf/tex/latex/l3backend/l3backend-xetex.def    | 49 ++++++++++++++++++------
 texmf/tex/latex/l3kernel/expl3-code.tex          |  4 +-
 texmf/tex/latex/l3kernel/expl3-generic.tex       |  2 +-
 texmf/tex/latex/l3kernel/expl3.ltx               |  2 +-
 texmf/tex/latex/l3kernel/expl3.sty               |  2 +-
 10 files changed, 191 insertions(+), 55 deletions(-)

diff --git a/texmf/tex/latex/l3backend/l3backend-dvipdfmx.def b/texmf/tex/latex/l3backend/l3backend-dvipdfmx.def
index dd6d5746..3c60e08d 100644
--- a/texmf/tex/latex/l3backend/l3backend-dvipdfmx.def
+++ b/texmf/tex/latex/l3backend/l3backend-dvipdfmx.def
@@ -26,7 +26,7 @@
 %% 
 %% File: l3backend-basics.dtx
 \ProvidesExplFile
-  {l3backend-dvipdfmx.def}{2021-10-12}{}
+  {l3backend-dvipdfmx.def}{2021-10-17}{}
   {L3 backend support: dvipdfmx}
 \cs_if_exist:NTF \__kernel_dependency_version_check:nn
   {
@@ -195,6 +195,32 @@
     \cs_gset_protected:Npn \__color_backend_reset:
       { \__kernel_backend_literal:n { pdf: ec } }
   }
+\prop_new:N \g__color_backend_colorant_prop
+\cs_new:Npx \__color_backend_devicen_colorants:n #1
+  {
+    \exp_not:N \tl_if_blank:nF {#1}
+      {
+        \c_space_tl
+        << ~
+          /Colorants ~
+            << ~
+              \exp_not:N \__color_backend_devicen_colorants:w #1 ~
+                \exp_not:N \q_recursion_tail \c_space_tl
+                \exp_not:N \q_recursion_stop
+            >> ~
+        >>
+      }
+  }
+\cs_new:Npn \__color_backend_devicen_colorants:w #1 ~
+  {
+    \quark_if_recursion_tail_stop:n {#1}
+    \prop_if_in:NnT \g__color_backend_colorant_prop {#1}
+      {
+        #1 ~
+        \prop_item:Nn \g__color_backend_colorant_prop {#1} ~
+      }
+    \__color_backend_devicen_colorants:w
+  }
 \cs_new_protected:Npn \__color_backend_select_separation:nn #1#2
   { \__color_backend_select:nn { /#1 ~ cs ~ #2 ~ scn  } { /#1 ~ CS ~ #2 ~ SCN } }
 \cs_new_eq:NN \__color_backend_select_devicen:nn \__color_backend_select_separation:nn
@@ -208,15 +234,11 @@
         /C0 ~ [#4] ~
         /C1 ~ [#5] /N ~ 1
       }
-    \__color_backend_separation_init:n
-      {
-        /Separation ~
-        / \str_convert_pdfname:n {#1} ~ #2 ~
-        \pdf_object_ref_last:
-      }
+    \exp_args:Nx \__color_backend_separation_init:nn
+      { \str_convert_pdfname:n {#1} } {#2}
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
-      { \pdfmanagement_if_active_p:}
+      { \pdfmanagement_if_active_p: }
       {
         \use:x
           {
@@ -227,9 +249,12 @@
           }
       }
   }
-\cs_new_protected:Npn \__color_backend_separation_init:n #1
+\cs_new_protected:Npn \__color_backend_separation_init:nn #1#2
   {
-    \pdf_object_unnamed_write:nx { array } {#1}
+    \pdf_object_unnamed_write:nx { array }
+      { /Separation /#1 ~ #2 ~ \pdf_object_ref_last: }
+    \prop_gput:Nnx \g__color_backend_colorant_prop { /#1 }
+      { \pdf_object_ref_last: }
   }
 \cs_new_protected:Npn \__color_backend_separation_init_CIELAB:nnn #1#2#3
   {
@@ -277,12 +302,13 @@
         }
         { {#3} }
      }
-    \__color_backend_separation_init:n
+    \pdf_object_unnamed_write:nx { array }
       {
         /DeviceN ~
         [ ~ #1 ~ ] ~
         #2 ~
         \pdf_object_ref_last:
+        \__color_backend_devicen_colorants:n {#1}
       }
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
@@ -303,7 +329,6 @@
     \tl_if_blank:nF {#2}
       { \__color_backend_devicen_init:w #2 \s__color_stop }
   }
-\cs_new_eq:NN \__color_backend_devicen_init:n \__color_backend_separation_init:n
 \int_compare:nNnT \c__kernel_sys_dvipdfmx_version_int < { 20201111 }
   {
     \cs_gset_protected:Npn \__color_backend_select_separation:nn #1#2 { }
diff --git a/texmf/tex/latex/l3backend/l3backend-dvips.def b/texmf/tex/latex/l3backend/l3backend-dvips.def
index 7491d90d..2b3314ee 100644
--- a/texmf/tex/latex/l3backend/l3backend-dvips.def
+++ b/texmf/tex/latex/l3backend/l3backend-dvips.def
@@ -26,7 +26,7 @@
 %% 
 %% File: l3backend-basics.dtx
 \ProvidesExplFile
-  {l3backend-dvips.def}{2021-10-12}{}
+  {l3backend-dvips.def}{2021-10-17}{}
   {L3 backend support: dvips}
 \cs_if_exist:NTF \__kernel_dependency_version_check:nn
   {
@@ -118,6 +118,32 @@
   }
 \cs_new_protected:Npn \__color_backend_reset:
   { \__kernel_backend_literal:n { color~pop } }
+\prop_new:N \g__color_backend_colorant_prop
+\cs_new:Npx \__color_backend_devicen_colorants:n #1
+  {
+    \exp_not:N \tl_if_blank:nF {#1}
+      {
+        \c_space_tl
+        << ~
+          /Colorants ~
+            << ~
+              \exp_not:N \__color_backend_devicen_colorants:w #1 ~
+                \exp_not:N \q_recursion_tail \c_space_tl
+                \exp_not:N \q_recursion_stop
+            >> ~
+        >>
+      }
+  }
+\cs_new:Npn \__color_backend_devicen_colorants:w #1 ~
+  {
+    \quark_if_recursion_tail_stop:n {#1}
+    \prop_if_in:NnT \g__color_backend_colorant_prop {#1}
+      {
+        #1 ~
+        \prop_item:Nn \g__color_backend_colorant_prop {#1} ~
+      }
+    \__color_backend_devicen_colorants:w
+  }
 \cs_new_protected:Npn \__color_backend_select_separation:nn #1#2
   { \__color_backend_select:n { separation ~ #1 ~ #2 } }
 \cs_new_eq:NN \__color_backend_select_devicen:nn \__color_backend_select_separation:nn
@@ -131,6 +157,15 @@
               { \exp_not:N \int_use:N \g__color_model_int }
               {#1} {#2} {#3} {#4} {#5}
           }
+        \prop_gput:Nxx \exp_not:N \g__color_backend_colorant_prop
+          { / \exp_not:N \str_convert_pdfname:n {#1} }
+          {
+            << ~
+              /setcolorspace ~ {} ~
+            >> ~ begin ~
+              color \exp_not:N \int_use:N \g__color_model_int \c_space_tl
+            end
+          }
       }
   }
 \cs_generate_variant:Nn \__color_backend_separation_init:nnnnn { nxx }
@@ -283,6 +318,7 @@
               [ ~ #1 ~ ] ~
               #2 ~
               { ~ #3 ~ } ~
+              \__color_backend_devicen_colorants:n {#1}
             ] ~ setcolorspace
           } ~ def ~
         end
diff --git a/texmf/tex/latex/l3backend/l3backend-dvisvgm.def b/texmf/tex/latex/l3backend/l3backend-dvisvgm.def
index 8d63f229..e76764e7 100644
--- a/texmf/tex/latex/l3backend/l3backend-dvisvgm.def
+++ b/texmf/tex/latex/l3backend/l3backend-dvisvgm.def
@@ -26,7 +26,7 @@
 %% 
 %% File: l3backend-basics.dtx
 \ProvidesExplFile
-  {l3backend-dvisvgm.def}{2021-10-12}{}
+  {l3backend-dvisvgm.def}{2021-10-17}{}
   {L3 backend support: dvisvgm}
 \cs_if_exist:NTF \__kernel_dependency_version_check:nn
   {
diff --git a/texmf/tex/latex/l3backend/l3backend-luatex.def b/texmf/tex/latex/l3backend/l3backend-luatex.def
index f1429730..af99f37a 100644
--- a/texmf/tex/latex/l3backend/l3backend-luatex.def
+++ b/texmf/tex/latex/l3backend/l3backend-luatex.def
@@ -26,7 +26,7 @@
 %% 
 %% File: l3backend-basics.dtx
 \ProvidesExplFile
-  {l3backend-luatex.def}{2021-10-12}{}
+  {l3backend-luatex.def}{2021-10-17}{}
   {L3 backend support: PDF output (LuaTeX)}
 \cs_if_exist:NTF \__kernel_dependency_version_check:nn
   {
@@ -152,6 +152,32 @@
   }
 \cs_new_protected:Npn \__color_backend_reset:
   { \__kernel_color_backend_stack_pop:n \l__color_backend_stack_int }
+\prop_new:N \g__color_backend_colorant_prop
+\cs_new:Npx \__color_backend_devicen_colorants:n #1
+  {
+    \exp_not:N \tl_if_blank:nF {#1}
+      {
+        \c_space_tl
+        << ~
+          /Colorants ~
+            << ~
+              \exp_not:N \__color_backend_devicen_colorants:w #1 ~
+                \exp_not:N \q_recursion_tail \c_space_tl
+                \exp_not:N \q_recursion_stop
+            >> ~
+        >>
+      }
+  }
+\cs_new:Npn \__color_backend_devicen_colorants:w #1 ~
+  {
+    \quark_if_recursion_tail_stop:n {#1}
+    \prop_if_in:NnT \g__color_backend_colorant_prop {#1}
+      {
+        #1 ~
+        \prop_item:Nn \g__color_backend_colorant_prop {#1} ~
+      }
+    \__color_backend_devicen_colorants:w
+  }
 \cs_new_protected:Npn \__color_backend_select_separation:nn #1#2
   { \__color_backend_select:nn { /#1 ~ cs ~ #2 ~ scn  } { /#1 ~ CS ~ #2 ~ SCN } }
 \cs_new_eq:NN \__color_backend_select_devicen:nn \__color_backend_select_separation:nn
@@ -165,15 +191,11 @@
         /C0 ~ [#4] ~
         /C1 ~ [#5] /N ~ 1
       }
-    \__color_backend_separation_init:n
-      {
-        /Separation ~
-        / \str_convert_pdfname:n {#1} ~ #2 ~
-        \pdf_object_ref_last:
-      }
+    \exp_args:Nx \__color_backend_separation_init:nn
+      { \str_convert_pdfname:n {#1} } {#2}
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
-      { \pdfmanagement_if_active_p:}
+      { \pdfmanagement_if_active_p: }
       {
         \use:x
           {
@@ -184,9 +206,12 @@
           }
       }
   }
-\cs_new_protected:Npn \__color_backend_separation_init:n #1
+\cs_new_protected:Npn \__color_backend_separation_init:nn #1#2
   {
-    \pdf_object_unnamed_write:nx { array } {#1}
+    \pdf_object_unnamed_write:nx { array }
+      { /Separation /#1 ~ #2 ~ \pdf_object_ref_last: }
+    \prop_gput:Nnx \g__color_backend_colorant_prop { /#1 }
+      { \pdf_object_ref_last: }
   }
 \cs_new_protected:Npn \__color_backend_separation_init_CIELAB:nnn #1#2#3
   {
@@ -234,12 +259,13 @@
         }
         { {#3} }
      }
-    \__color_backend_separation_init:n
+    \pdf_object_unnamed_write:nx { array }
       {
         /DeviceN ~
         [ ~ #1 ~ ] ~
         #2 ~
         \pdf_object_ref_last:
+        \__color_backend_devicen_colorants:n {#1}
       }
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
@@ -260,7 +286,6 @@
     \tl_if_blank:nF {#2}
       { \__color_backend_devicen_init:w #2 \s__color_stop }
   }
-\cs_new_eq:NN \__color_backend_devicen_init:n \__color_backend_separation_init:n
 \cs_new_protected:Npn \__color_backend_fill_cmyk:n #1
   { \__color_backend_fill:n { #1 ~ k } }
 \cs_new_protected:Npn \__color_backend_fill_gray:n #1
diff --git a/texmf/tex/latex/l3backend/l3backend-pdftex.def b/texmf/tex/latex/l3backend/l3backend-pdftex.def
index dfa6d971..55fb8e16 100644
--- a/texmf/tex/latex/l3backend/l3backend-pdftex.def
+++ b/texmf/tex/latex/l3backend/l3backend-pdftex.def
@@ -26,7 +26,7 @@
 %% 
 %% File: l3backend-basics.dtx
 \ProvidesExplFile
-  {l3backend-pdftex.def}{2021-10-12}{}
+  {l3backend-pdftex.def}{2021-10-17}{}
   {L3 backend support: PDF output (pdfTeX)}
 \cs_if_exist:NTF \__kernel_dependency_version_check:nn
   {
@@ -152,6 +152,32 @@
   }
 \cs_new_protected:Npn \__color_backend_reset:
   { \__kernel_color_backend_stack_pop:n \l__color_backend_stack_int }
+\prop_new:N \g__color_backend_colorant_prop
+\cs_new:Npx \__color_backend_devicen_colorants:n #1
+  {
+    \exp_not:N \tl_if_blank:nF {#1}
+      {
+        \c_space_tl
+        << ~
+          /Colorants ~
+            << ~
+              \exp_not:N \__color_backend_devicen_colorants:w #1 ~
+                \exp_not:N \q_recursion_tail \c_space_tl
+                \exp_not:N \q_recursion_stop
+            >> ~
+        >>
+      }
+  }
+\cs_new:Npn \__color_backend_devicen_colorants:w #1 ~
+  {
+    \quark_if_recursion_tail_stop:n {#1}
+    \prop_if_in:NnT \g__color_backend_colorant_prop {#1}
+      {
+        #1 ~
+        \prop_item:Nn \g__color_backend_colorant_prop {#1} ~
+      }
+    \__color_backend_devicen_colorants:w
+  }
 \cs_new_protected:Npn \__color_backend_select_separation:nn #1#2
   { \__color_backend_select:nn { /#1 ~ cs ~ #2 ~ scn  } { /#1 ~ CS ~ #2 ~ SCN } }
 \cs_new_eq:NN \__color_backend_select_devicen:nn \__color_backend_select_separation:nn
@@ -165,15 +191,11 @@
         /C0 ~ [#4] ~
         /C1 ~ [#5] /N ~ 1
       }
-    \__color_backend_separation_init:n
-      {
-        /Separation ~
-        / \str_convert_pdfname:n {#1} ~ #2 ~
-        \pdf_object_ref_last:
-      }
+    \exp_args:Nx \__color_backend_separation_init:nn
+      { \str_convert_pdfname:n {#1} } {#2}
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
-      { \pdfmanagement_if_active_p:}
+      { \pdfmanagement_if_active_p: }
       {
         \use:x
           {
@@ -184,9 +206,12 @@
           }
       }
   }
-\cs_new_protected:Npn \__color_backend_separation_init:n #1
+\cs_new_protected:Npn \__color_backend_separation_init:nn #1#2
   {
-    \pdf_object_unnamed_write:nx { array } {#1}
+    \pdf_object_unnamed_write:nx { array }
+      { /Separation /#1 ~ #2 ~ \pdf_object_ref_last: }
+    \prop_gput:Nnx \g__color_backend_colorant_prop { /#1 }
+      { \pdf_object_ref_last: }
   }
 \cs_new_protected:Npn \__color_backend_separation_init_CIELAB:nnn #1#2#3
   {
@@ -234,12 +259,13 @@
         }
         { {#3} }
      }
-    \__color_backend_separation_init:n
+    \pdf_object_unnamed_write:nx { array }
       {
         /DeviceN ~
         [ ~ #1 ~ ] ~
         #2 ~
         \pdf_object_ref_last:
+        \__color_backend_devicen_colorants:n {#1}
       }
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
@@ -260,7 +286,6 @@
     \tl_if_blank:nF {#2}
       { \__color_backend_devicen_init:w #2 \s__color_stop }
   }
-\cs_new_eq:NN \__color_backend_devicen_init:n \__color_backend_separation_init:n
 \cs_new_protected:Npn \__color_backend_fill_cmyk:n #1
   { \__color_backend_fill:n { #1 ~ k } }
 \cs_new_protected:Npn \__color_backend_fill_gray:n #1
diff --git a/texmf/tex/latex/l3backend/l3backend-xetex.def b/texmf/tex/latex/l3backend/l3backend-xetex.def
index 9f74df6c..28afd4cb 100644
--- a/texmf/tex/latex/l3backend/l3backend-xetex.def
+++ b/texmf/tex/latex/l3backend/l3backend-xetex.def
@@ -26,7 +26,7 @@
 %% 
 %% File: l3backend-basics.dtx
 \ProvidesExplFile
-  {l3backend-xetex.def}{2021-10-12}{}
+  {l3backend-xetex.def}{2021-10-17}{}
   {L3 backend support: XeTeX}
 \cs_if_exist:NTF \__kernel_dependency_version_check:nn
   {
@@ -195,6 +195,32 @@
     \cs_gset_protected:Npn \__color_backend_reset:
       { \__kernel_backend_literal:n { pdf: ec } }
   }
+\prop_new:N \g__color_backend_colorant_prop
+\cs_new:Npx \__color_backend_devicen_colorants:n #1
+  {
+    \exp_not:N \tl_if_blank:nF {#1}
+      {
+        \c_space_tl
+        << ~
+          /Colorants ~
+            << ~
+              \exp_not:N \__color_backend_devicen_colorants:w #1 ~
+                \exp_not:N \q_recursion_tail \c_space_tl
+                \exp_not:N \q_recursion_stop
+            >> ~
+        >>
+      }
+  }
+\cs_new:Npn \__color_backend_devicen_colorants:w #1 ~
+  {
+    \quark_if_recursion_tail_stop:n {#1}
+    \prop_if_in:NnT \g__color_backend_colorant_prop {#1}
+      {
+        #1 ~
+        \prop_item:Nn \g__color_backend_colorant_prop {#1} ~
+      }
+    \__color_backend_devicen_colorants:w
+  }
 \cs_new_protected:Npn \__color_backend_select_separation:nn #1#2
   { \__color_backend_select:nn { /#1 ~ cs ~ #2 ~ scn  } { /#1 ~ CS ~ #2 ~ SCN } }
 \cs_new_eq:NN \__color_backend_select_devicen:nn \__color_backend_select_separation:nn
@@ -208,15 +234,11 @@
         /C0 ~ [#4] ~
         /C1 ~ [#5] /N ~ 1
       }
-    \__color_backend_separation_init:n
-      {
-        /Separation ~
-        / \str_convert_pdfname:n {#1} ~ #2 ~
-        \pdf_object_ref_last:
-      }
+    \exp_args:Nx \__color_backend_separation_init:nn
+      { \str_convert_pdfname:n {#1} } {#2}
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
-      { \pdfmanagement_if_active_p:}
+      { \pdfmanagement_if_active_p: }
       {
         \use:x
           {
@@ -227,9 +249,12 @@
           }
       }
   }
-\cs_new_protected:Npn \__color_backend_separation_init:n #1
+\cs_new_protected:Npn \__color_backend_separation_init:nn #1#2
   {
-    \pdf_object_unnamed_write:nx { array } {#1}
+    \pdf_object_unnamed_write:nx { array }
+      { /Separation /#1 ~ #2 ~ \pdf_object_ref_last: }
+    \prop_gput:Nnx \g__color_backend_colorant_prop { /#1 }
+      { \pdf_object_ref_last: }
   }
 \cs_new_protected:Npn \__color_backend_separation_init_CIELAB:nnn #1#2#3
   {
@@ -277,12 +302,13 @@
         }
         { {#3} }
      }
-    \__color_backend_separation_init:n
+    \pdf_object_unnamed_write:nx { array }
       {
         /DeviceN ~
         [ ~ #1 ~ ] ~
         #2 ~
         \pdf_object_ref_last:
+        \__color_backend_devicen_colorants:n {#1}
       }
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
@@ -303,7 +329,6 @@
     \tl_if_blank:nF {#2}
       { \__color_backend_devicen_init:w #2 \s__color_stop }
   }
-\cs_new_eq:NN \__color_backend_devicen_init:n \__color_backend_separation_init:n
 \int_compare:nNnT \c__kernel_sys_dvipdfmx_version_int < { 20201111 }
   {
     \cs_gset_protected:Npn \__color_backend_select_separation:nn #1#2 { }
diff --git a/texmf/tex/latex/l3kernel/expl3-code.tex b/texmf/tex/latex/l3kernel/expl3-code.tex
index f3d22616..d22ab6a2 100644
--- a/texmf/tex/latex/l3kernel/expl3-code.tex
+++ b/texmf/tex/latex/l3kernel/expl3-code.tex
@@ -70,7 +70,7 @@
 %% and all files in that bundle must be distributed together.
 %% 
 %% File: expl3.dtx
-\def\ExplFileDate{2021-10-12}%
+\def\ExplFileDate{2021-10-17}%
 \begingroup
   \def\next{\endgroup}%
   \expandafter\ifx\csname PackageError\endcsname\relax
@@ -29062,7 +29062,7 @@
                 { rgb }  { /DeviceRGB }
               }
           }
-          { { \exp_not:V \l__color_internal_tl } }
+          { \exp_not:V \l__color_internal_tl }
       }
   }
 \cs_new_protected:Npn \__color_model_devicen_transform:w
diff --git a/texmf/tex/latex/l3kernel/expl3-generic.tex b/texmf/tex/latex/l3kernel/expl3-generic.tex
index 8a048e4c..e72ec473 100644
--- a/texmf/tex/latex/l3kernel/expl3-generic.tex
+++ b/texmf/tex/latex/l3kernel/expl3-generic.tex
@@ -19,7 +19,7 @@
 %% and all files in that bundle must be distributed together.
 %% 
 %% File: expl3.dtx
-\def\ExplFileDate{2021-10-12}%
+\def\ExplFileDate{2021-10-17}%
 \let\ExplLoaderFileDate\ExplFileDate
 \begingroup
   \catcode`\_=11
diff --git a/texmf/tex/latex/l3kernel/expl3.ltx b/texmf/tex/latex/l3kernel/expl3.ltx
index fefcf804..f7ed2960 100644
--- a/texmf/tex/latex/l3kernel/expl3.ltx
+++ b/texmf/tex/latex/l3kernel/expl3.ltx
@@ -19,7 +19,7 @@
 %% and all files in that bundle must be distributed together.
 %% 
 %% File: expl3.dtx
-\def\ExplFileDate{2021-10-12}%
+\def\ExplFileDate{2021-10-17}%
 \let\ExplLoaderFileDate\ExplFileDate
 \begingroup
   \catcode`\_=11
diff --git a/texmf/tex/latex/l3kernel/expl3.sty b/texmf/tex/latex/l3kernel/expl3.sty
index 0d435382..9fa394e6 100644
--- a/texmf/tex/latex/l3kernel/expl3.sty
+++ b/texmf/tex/latex/l3kernel/expl3.sty
@@ -19,7 +19,7 @@
 %% and all files in that bundle must be distributed together.
 %% 
 %% File: expl3.dtx
-\def\ExplFileDate{2021-10-12}%
+\def\ExplFileDate{2021-10-17}%
 \let\ExplLoaderFileDate\ExplFileDate
 \ProvidesPackage{expl3}
   [%





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