CTAN sync 202108260302

2 files changed, 70 insertions, 1 deletions

diff --git a/support/TeX4ht/source/ChangeLog b/support/TeX4ht/source/ChangeLog
index 669da6deb7..5b94888e6e 100644
--- a/support/TeX4ht/source/ChangeLog
+++ b/support/TeX4ht/source/ChangeLog
@@ -1,3 +1,11 @@
+2021-08-24  Michal Hoftich  <michal.h21@gmail.com>
+
+	* tex4ht-4ht.tex (usepackage.4ht, hyperxmp.4ht,
+	hyperxmp-hooks.4ht): fixes for the Hyperxmp package.
+	* tex4ht-4ht.tex (usepackage.4ht, 
+	datetime2-hooks.4ht): undefine \pdffeedback command to prevent
+	compilation error.
+
 2021-08-22  Michal Hoftich  <michal.h21@gmail.com>
 
 	* tex4ht-4ht.tex (siunitx.4ht),
diff --git a/support/TeX4ht/source/tex4ht-4ht.tex b/support/TeX4ht/source/tex4ht-4ht.tex
index f4481f9798..0eb73250a3 100644
--- a/support/TeX4ht/source/tex4ht-4ht.tex
+++ b/support/TeX4ht/source/tex4ht-4ht.tex
@@ -1,4 +1,4 @@
-% $Id: tex4ht-4ht.tex 974 2021-08-22 16:06:00Z michal_h21 $
+% $Id: tex4ht-4ht.tex 976 2021-08-24 14:28:48Z michal_h21 $
 % tex tex4ht-4ht   or   ht tex tex4ht-4ht
 %
 % Copyright 2009-2021 TeX Users Group    
@@ -31710,7 +31710,68 @@ We must fix some exerquiz issues before we load the package itself.
 % \AtEndOfPackage{\AtBeginDocument{\let\a:form\origa:Form}}
 >>>\AddFile{9}{exerquiz-hooks}
 
+\Section{hyperxmp.sty}
+
+
+We want to prevent execution of PDF related commands from 
+Hyperxmp.
+
+\<hyperxmp.4ht\><<<
+% hyperxmp.4ht (|version), generated from |jobname.tex
+% Copyright 2021 TeX Users Group
+|<TeX4ht copywrite|>
+\renewcommand*{\hyxmp@use@first@valid}[3]{}
+\let\hyxmp@embed@packet\relax
+\Hinput{hyperxmp}
+\endinput
+>>>\AddFile{9}{hyperxmp}
+
+
+
+\<add to usepackage\><<<
+\Configure{PackageHooks}{hyperxmp.sty}{hyperxmp-hooks.4ht}
+>>>
+
+It seems that pdfffedback primitive is defined in the DVI mode
+in LuaTeX. This results in package loading error with the
+Hyperxmp package. We make it temporarily undefined, in order
+to prevent execution of the failing code.
+
+\<hyperxmp-hooks.4ht\><<<
+% hyperxmp-hooks.4ht (|version), generated from |jobname.tex
+% Copyright 2021 TeX Users Group
+|<TeX4ht copywrite|>
+% package redefinitions
+\let\orig:pdffeedback\pdffeedback
+\let\pdffeedback\@undefined
+\:AtEndOfPackage{
+\let\pdffeedback\orig:pdffeedback
+}
+
+>>>\AddFile{9}{hyperxmp-hooks}
+
+\Section{datetime2.sty}
  
+\<add to usepackage\><<<
+\Configure{PackageHooks}{datetime2.sty}{datetime2-hooks.4ht}
+>>>
+
+It seems that pdfffedback primitive is defined in the DVI mode
+in LuaTeX. This results in package loading error with the
+Datetime2 package. We make it temporarily undefined, in order
+to prevent execution of the failing code.
+
+\<datetime2-hooks.4ht\><<<
+% datetime2-hooks.4ht (|version), generated from |jobname.tex
+% Copyright 2021 TeX Users Group
+|<TeX4ht copywrite|>
+% package redefinitions
+\let\orig:pdffeedback\pdffeedback
+\let\pdffeedback\@undefined
+\:AtEndOfPackage{
+\let\pdffeedback\orig:pdffeedback
+}
+>>>\AddFile{9}{datetime2-hooks}
 
 \Section{nicefrac.sty}