[latex3-commits] [latex3/latex2e] hotfix/gh1598: fix for #1598 (needs adjustment once tagpdf-base has been updated) (7d6751549)

[github at latex-project.org]

Repository : https://github.com/latex3/latex2e
On branch  : hotfix/gh1598
Link       : https://github.com/latex3/latex2e/commit/7d6751549c53e893090e2c5f0cbf3c7c91717977

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

commit 7d6751549c53e893090e2c5f0cbf3c7c91717977
Author: Frank Mittelbach <frank.mittelbach at latex-project.org>
Date:   Fri Nov 22 14:18:59 2024 +0100

    fix for #1598 (needs adjustment once tagpdf-base has been updated)


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

7d6751549c53e893090e2c5f0cbf3c7c91717977
 base/changes.txt                         |  5 +++++
 base/lttagging.dtx                       | 19 ++++++++++++-------
 required/tools/testfiles/github-1598.lvt | 26 ++++++++++++++++++++++++++
 required/tools/testfiles/github-1598.tlg |  8 ++++++++
 4 files changed, 51 insertions(+), 7 deletions(-)

diff --git a/base/changes.txt b/base/changes.txt
index a4edef9e6..168cd4c53 100644
--- a/base/changes.txt
+++ b/base/changes.txt
@@ -14,6 +14,11 @@ All changes above are only part of the development branch for the next release.
 # 2024-11-01 PL1 Release
 #########################
 
+2024-11-22  Frank Mittelbach  <Frank.Mittelbach at latex-project.org>
+
+	* lttagging.dtx (section{Implementation}):
+	Declare \tag_if_active:TF and friends in the kernel (gh/1598)
+
 2024-11-19  Frank Mittelbach  <Frank.Mittelbach at latex-project.org>
 
 	* lttextcomp.dtx:
diff --git a/base/lttagging.dtx b/base/lttagging.dtx
index 6b68cd0e0..a470f591d 100644
--- a/base/lttagging.dtx
+++ b/base/lttagging.dtx
@@ -33,7 +33,7 @@
 %<*driver>
 % \fi
 \ProvidesFile{lttagging.dtx}
-             [2024/10/21 v1.0k LaTeX Kernel (tagging support)]
+             [2024/11/22 v1.0l LaTeX Kernel (tagging support)]
 % \iffalse
 \documentclass{l3doc}
 \GetFileInfo{lttagging.dtx}
@@ -183,13 +183,18 @@
 %    Again this is not the final definition for the kernel; it is just
 %    a version to get going while some parts of the kernel support are
 %    still missing.
+% \changes{v1.0l}{2024/11/21}{Define \cs{tag_if_active:TF} conditionals here (github/1598)}
 %    \begin{macrocode}
-\AddToHook{begindocument}[kernel]{
-  \cs_if_exist:NF \tag_if_active:T
-     {
-       \prg_new_conditional:Npnn \tag_if_active: { p , T , TF, F }
-           { \prg_return_false: }
-     }
+\prg_new_conditional:Npnn \tag_if_active: { p , T , TF, F }
+     { \prg_return_false: }
+%    \end{macrocode}
+%    Next hook setting can go out again if tagpdf-base has been updated.
+%    \begin{macrocode}
+\AddToHook{package/tagpdf/before}[kernel]{
+  \cs_undefine:N \tag_if_active:T
+  \cs_undefine:N \tag_if_active:F
+  \cs_undefine:N \tag_if_active:TF
+  \cs_undefine:N \tag_if_active_p:
 }
 %    \end{macrocode}
 %
diff --git a/required/tools/testfiles/github-1598.lvt b/required/tools/testfiles/github-1598.lvt
new file mode 100644
index 000000000..6d85cb7f2
--- /dev/null
+++ b/required/tools/testfiles/github-1598.lvt
@@ -0,0 +1,26 @@
+\show\documentclass
+
+\documentclass{article}
+
+\input{test2e}
+
+\usepackage{array}
+\newsavebox\hvOBox
+
+\START
+
+\savebox\hvOBox{%
+\begin{tabular}{@{} *9c @{\hspace{6em}} *3c @{}}
+2007& 2074& 1626& 113& 25& 8& 11&  8& 12&  71& 200& 3\\
+\end{tabular}}
+
+\OMIT
+\begin{document}
+\TIMO
+
+\usebox\hvOBox
+
+\newpage
+
+\OMIT
+\end{document}	
diff --git a/required/tools/testfiles/github-1598.tlg b/required/tools/testfiles/github-1598.tlg
new file mode 100644
index 000000000..a3cb22efb
--- /dev/null
+++ b/required/tools/testfiles/github-1598.tlg
@@ -0,0 +1,8 @@
+This is a generated file for the LaTeX2e validation system.
+Don't change this file in any respect.
+LaTeX Font Info:    External font `cmex10' loaded for size
+(Font)              <7> on input line ....
+LaTeX Font Info:    External font `cmex10' loaded for size
+(Font)              <5> on input line ....
+[1
+]