1 files changed, 19 insertions, 28 deletions
diff --git a/Master/texmf-dist/tex/latex/intopdf/intopdf.sty b/Master/texmf-dist/tex/latex/intopdf/intopdf.sty
index 42c0b6c3ab8..d2dad029939 100644
--- a/Master/texmf-dist/tex/latex/intopdf/intopdf.sty
+++ b/Master/texmf-dist/tex/latex/intopdf/intopdf.sty
@@ -21,37 +21,28 @@
 \RequirePackage{expl3,xparse}
 \ProvidesExplPackage
   {intopdf}
-  {2020/03/13}
-  {0.3.0}
+  {2021/02/26}
+  {0.4.0}
   {Embed non-PDF files into PDF with hyperlink}
 
-\RequirePackage{l3pdf,hyperref}
-\msg_new:nnnn{intopdf}{engine-unsupported}
-  {Your~TeX~engine~is~not~supported~by~intopdf.}
-  {To~use~intopdf,~you~have~to~use~pdfLaTeX~or~LuaLaTeX.}
-\cs_generate_variant:Nn\str_case:nnF{VnF}
-\str_case:VnF\c_sys_engine_str{
-  {pdftex}{
-    \cs_new:Nn\__intopdf_escape_name:n{\pdfescapename{#1}}
-    \cs_new:Nn\__intopdf_escape_string:n{(\pdfescapestring{#1})}
-  }
-  {luatex}{
-    \RequirePackage{pdftexcmds}
-    \cs_new:Nn\__intopdf_escape_name:n{\pdf@escapename{#1}}
-    \cs_new:Nn\__intopdf_escape_string:n{(\pdf@escapestring{#1})}
-  }
-}{
-  \msg_critical:nn{intopdf}{engine-unsupported}
-}
+\RequirePackage{hyperref}
+\str_new:N \l__intopdf_mime_str
+\str_new:N \l__intopdf_filename_str
+\str_new:N \l__intopdf_description_str
+
 \cs_new_protected:Nn\intopdf_attach_link:nnnnn{
-  \pdf_object_now:nx {fstream} { {
-    /Subtype /\__intopdf_escape_name:n { #3 }
+  \leavevmode
+  \str_set_convert:Nnnn \l__intopdf_mime_str { #3 } { default } { utf8/name }
+  \pdf_object_unnamed_write:nx {fstream} { {
+    /Subtype /\l__intopdf_mime_str
   } { #2 } }
-  \pdf_object_now:nx {dict} {
+  \str_set_convert:Nnnn \l__intopdf_filename_str { #1 } { default } { utf16/string }
+  \str_set_convert:Nnnn \l__intopdf_description_str { #4 } { default } { utf16/string }
+  \pdf_object_unnamed_write:nx {dict} {
     /Type /Filespec
-    /F \__intopdf_escape_string:n { #1 }
-    /EF << /F~\pdf_object_last: >>
-    /Desc \__intopdf_escape_string:n { #4 }
+    /F (\l__intopdf_filename_str)
+    /EF << /F~\pdf_object_ref_last: >>
+    /Desc (\l__intopdf_description_str)
   }
   \__pdf_backend_link_begin_user:nnw {
     \Hy@setpdfborder
@@ -66,10 +57,10 @@
   }
     \__pdf_backend_link_begin_user:nnw { } {
       /Subtype /FileAttachment
-      /FS~\pdf_object_last:
+      /FS~\pdf_object_ref_last:
       /F~416
       /CA~0
-      /Contents \__intopdf_escape_string:n{#4}
+      /Contents (\l__intopdf_description_str)
     }
       #5
     \__pdf_backend_link_end: