CTAN sync 202403010301

6 files changed, 107 insertions, 100 deletions

diff --git a/macros/luatex/latex/letgut/README.md b/macros/luatex/latex/letgut/README.md
index 7fd9c0fd40..b829e579ba 100644
--- a/macros/luatex/latex/letgut/README.md
+++ b/macros/luatex/latex/letgut/README.md
@@ -8,7 +8,7 @@ to the newsletter “La Lettre GUTenberg” of GUTenberg, the French TeX User Gr
 
 Release
 -------
-2023-05-21 v0.9.7
+2024-02-29 v0.9.8
 
 Development
 -----------
diff --git a/macros/luatex/latex/letgut/doc/letgut-banner-code.pdf b/macros/luatex/latex/letgut/doc/letgut-banner-code.pdf
index e1c6a33107..e2abf29baa 100644
--- a/macros/luatex/latex/letgut/doc/letgut-banner-code.pdf
+++ b/macros/luatex/latex/letgut/doc/letgut-banner-code.pdf
diff --git a/macros/luatex/latex/letgut/doc/letgut-code.pdf b/macros/luatex/latex/letgut/doc/letgut-code.pdf
index c0953edc39..52f93be2b8 100644
--- a/macros/luatex/latex/letgut/doc/letgut-code.pdf
+++ b/macros/luatex/latex/letgut/doc/letgut-code.pdf
diff --git a/macros/luatex/latex/letgut/doc/letgut.pdf b/macros/luatex/latex/letgut/doc/letgut.pdf
index 41e3689de2..c8a96b526e 100644
--- a/macros/luatex/latex/letgut/doc/letgut.pdf
+++ b/macros/luatex/latex/letgut/doc/letgut.pdf
diff --git a/macros/luatex/latex/letgut/doc/letgut.tex b/macros/luatex/latex/letgut/doc/letgut.tex
index 9455655ce2..dd82aadbf3 100644
--- a/macros/luatex/latex/letgut/doc/letgut.tex
+++ b/macros/luatex/latex/letgut/doc/letgut.tex
@@ -68,7 +68,7 @@
 }
 \author{Association GUTenberg}
 \date{%
-  Version 0.9.7 en date du \today%
+  Version 0.9.8 en date du \today%
   \texorpdfstring{%
     \\
     \url{https://framagit.org/gutenberg/letgut}%
@@ -450,9 +450,6 @@ Si la commande \docAuxCommand{title}\marg{titre} est
   nombre de réinitialisations.
 \end{docCommands}
 
-\begin{docCommand}{inputarticle}{\marg{fichier enfant}}
-\end{docCommand}
-
 \section{Structuration}
 \label{sec:structuration}
 
@@ -952,7 +949,7 @@ environnements \enquote{verbatim} suivants.
     automatiquement coupés en frontière de page.
   \item Les exemples de codes avec résultats (environnements
     \refEnv{ltx-code-result} et \refEnv{ltx-code-external-result}), présentent
-    ces codes et résulats :
+    ces codes et résultats :
     \begin{itemize}
     \item l'un sous l'autre par défaut ;
     \item l'un à gauche de l'autre si l'option ™sidebyside™ est
@@ -1499,9 +1496,11 @@ Afin de présenter aisément et de façon homogène les annonces à paraître da
     assimilés du \package*{tcolorbox}, destinées à, le cas échéant, modifier la
     mise en forme par défaut de l'annonce ;
   \item deux qui lui sont propres :
-    \begin{docKey}[][doc new={2023-05-21}]{toc title}{=\meta{titre alternatif}}{\valinitdef}
+    \begin{docKey}[][doc new and updated={2023-05-21}{2023-11-08}]{toc title}{=\meta{titre alternatif}}{\valinitdef}
       Cette clé permet de remplacer dans la table des matières et dans les
-      signets le \meta{titre} par un \meta{titre alternatif}.
+      signets le \meta{titre} par un \meta{titre alternatif}. Si cette option
+      est utilisée avec un \meta{titre alternatif} vide, l'annonce ne figure ni
+      dans la table des matières, ni dans les signets.
     \end{docKey}
     \begin{docKey}[][doc new={2023-05-21}]{color}{=\meta{couleur}}{\valinitdef[\docValue*{black}]}
       Cette clé permet une \meta{couleur} d'ornement et de titre autre que celle
diff --git a/macros/luatex/latex/letgut/source/letgut.org b/macros/luatex/latex/letgut/source/letgut.org
index 4a64bb32d8..715dda1d18 100644
--- a/macros/luatex/latex/letgut/source/letgut.org
+++ b/macros/luatex/latex/letgut/source/letgut.org
@@ -54,7 +54,7 @@ new versions of the class on CTAN.
   % This field contains the version of the package.
   % The value is optional.
   % The value is restricted to 32 characters.
-  \version{0.9.7 2023-05-21}
+  \version{0.9.8 2024-02-29}
   % -------------------------------------------------------------------------
   % This field contains the name of the author(s).
   % The value is optional.
@@ -132,10 +132,11 @@ new versions of the class on CTAN.
   % The value is restricted to 8192 characters.
   \begin{announcement}
   ### Changed
-  Announcement's title and toc entry possibly different (backward compatibility broken!)
+  - Drop use of l3keys2e, as advised.
+  - Announcements possibly neither in the ToC nor in the bookmarks.
 
   ### Fixed
-  `tabularray`'s needed library added.
+  Floats not outside the article they belong to.
   \end{announcement}
   % -------------------------------------------------------------------------
   % This field contains the one-liner for the package.
@@ -205,6 +206,15 @@ new versions of the class on CTAN.
 
   ## [Unreleased]
 
+  ## [0.9.8] - 2024-02-29
+
+  ### Changed
+  - Drop use of l3keys2e, as advised.
+  - Announcements possibly neither in the ToC nor in the bookmarks.
+
+  ### Fixed
+  Floats not outside the article they belong to.
+
   ## [0.9.7] - 2023-05-21
 
   ### Changed
@@ -314,7 +324,7 @@ to the newsletter “La Lettre GUTenberg” of GUTenberg, the French TeX User Gr
 
 Release
 -------
-2023-05-21 v0.9.7
+2024-02-29 v0.9.8
 
 Development
 -----------
@@ -460,8 +470,8 @@ Now, we can announce the class name and its version:
 
 #+begin_src latex
   \ProvidesExplClass{letgut}
-  {2023-05-21}
-  {0.9.7}
+  {2024-02-29}
+  {0.9.8}
   {
     Class for the newsletter “The GUTenberg Letter”
   }
@@ -921,13 +931,6 @@ We close the ~\AddToHook{begindocument/before}~ argument.
 :CUSTOM_ID: ImplementationClassoptions-4meg55h0jlj0
 :END:
 
-In order to provide class options, we load the \package{l3keys2e} which provides
-\LaTeXe{} option processing using \LaTeX3 keys:
-
-  #+begin_src  latex
-    \RequirePackage{l3keys2e}
-  #+end_src
-
 We define the 2 load time options for the target audience:
 
 - ~for-readers~ (the default), for the “normal” “Lettre”,
@@ -1158,7 +1161,7 @@ We now load some packages.
   #+end_src
 - Coloured boxes, for LaTeX examples and theorems, etc.
   #+begin_src latex
-\RequirePackage{tcolorbox}
+    \RequirePackage{tcolorbox}
   #+end_src
 - Compile \TeX{} code stand-alone or as part of a document.
   #+begin_src latex
@@ -1416,14 +1419,14 @@ We close the ~\AddToHook{begindocument/before}~ argument.
               #+begin_src latex
                 % \color_fill:n {black!10}
                 \color{black!10}
-                \hbox_set:Nn \l_tmpa_box {
+                \hbox_set:Nn \l__letgut_tmpa_box {
                   \fontsize{0.25\paperwidth}{0.3\paperwidth}
                   \selectfont
                   \c__letgut_draftwatermark_text_tl
                 }
-                \hbox_set:Nn \l_tmpb_box {
+                \hbox_set:Nn \l__letgut_tmpb_box {
                   \hbox_overlap_center:n {
-                    \box_use:N \l_tmpa_box
+                    \box_use:N \l__letgut_tmpa_box
                   }
                 }
               #+end_src
@@ -1431,7 +1434,7 @@ We close the ~\AddToHook{begindocument/before}~ argument.
     diagonal of the page (angle $=\arctan(\text{paper height}/\text{paper
     width})$).
               #+begin_src latex
-                \box_rotate:Nn \l_tmpb_box {
+                \box_rotate:Nn \l__letgut_tmpb_box {
                   \fp_eval:n {
                     atand (
                     \dim_to_fp:n {\paperheight}
@@ -1440,7 +1443,7 @@ We close the ~\AddToHook{begindocument/before}~ argument.
                     )
                   }
                 }
-                \box_use:N \l_tmpb_box
+                \box_use:N \l__letgut_tmpb_box
                 }
                 }
                 }
@@ -1511,7 +1514,7 @@ We now define the options of the class:
   subparagraphs) detailed or not.
 
 #+begin_src latex
-  \keys_define:nn { letgut }
+  \DeclareKeys[ letgut ]
   {
     , for-readers  .bool_gset:N = \g__letgut_for_readers_bool
     , for-readers .initial:n = { true }
@@ -1573,7 +1576,7 @@ We now define the options of the class:
       }
     }
   }
-  \ProcessKeysOptions { letgut }
+  \ProcessKeyOptions[ letgut ]
   \AddToHook{begindocument/before}{
     \bool_lazy_and:nnTF {\g__letgut_for_readers_bool} {!\g__letgut_paper_bool}
     {
@@ -1785,7 +1788,9 @@ We now define the headers.
     \tl_if_empty:NTF {#1}{
       \phantomsection\addcontentsline{toc}{title}{#2}
     }{
-      \phantomsection\addcontentsline{toc}{title}{#1}
+      \tl_if_empty:NF {#2}{
+        \phantomsection\addcontentsline{toc}{title}{#1}
+      }
     }
   }
   \NewTColorBox{announcement}{ O{} m }
@@ -1797,7 +1802,8 @@ We now define the headers.
     overlay~ unbroken~ and~ first ={
       \node[color=\l__letgut_toc_color_announce_tl]~ at~ ([yshift=8pt]title.south)
       {\pgfornament[width=0.4\linewidth]{88}};
-      \node[color=white,anchor=north~ west]~ at~ (frame.north~ west) {\huge\bfseries\aldineright{}};
+      \node[color=white,anchor=north~ west]~ at~ (frame.north~ west)
+      {\huge\bfseries\aldineright{}};
     },
     #1,
     coltitle=\l__letgut_toc_color_announce_tl,
@@ -2560,17 +2566,17 @@ For both persons and authors, the argument of:
  #+begin_src latex
 \cs_new_protected:Npn \__letgut_titlecase_name:n #1
 {
-  \seq_set_split:Nnn \l_tmpa_seq { - }  {#1}
-  \seq_set_map_x:NNn \l_tmpb_seq \l_tmpa_seq {
+  \seq_set_split:Nnn \l__letgut_tmpa_seq { - }  {#1}
+  \seq_set_map_x:NNn \l__letgut_tmpb_seq \l__letgut_tmpa_seq {
     \text_titlecase_first:n{ \text_lowercase:n {##1} }
   }
-  \tl_set:Nx \l_tmpa_tl {\seq_use:Nn \l_tmpb_seq {-}}
-  \seq_clear:N \l_tmpa_seq
-  \seq_set_split:NnV \l_tmpa_seq { ~ }  { \l_tmpa_tl }
-  \seq_set_map_x:NNn \l_tmpb_seq \l_tmpa_seq {
+  \tl_set:Nx \l__letgut_tmpa_tl {\seq_use:Nn \l__letgut_tmpb_seq {-}}
+  \seq_clear:N \l__letgut_tmpa_seq
+  \seq_set_split:NnV \l__letgut_tmpa_seq { ~ }  { \l__letgut_tmpa_tl }
+  \seq_set_map_x:NNn \l__letgut_tmpb_seq \l__letgut_tmpa_seq {
     \text_titlecase_first:n{##1}
   }
-  \seq_use:Nn \l_tmpb_seq {~}
+  \seq_use:Nn \l__letgut_tmpb_seq {~}
 }
  #+end_src
 
@@ -2600,20 +2606,20 @@ For both persons and authors, the argument of:
   \cs_new_protected:Npn \__letgut_process_list:nn #1 #2
   {
     \seq_clear:N \l__letgut_items_seq
-    \seq_set_split:Nnn \l_tmpa_seq {~and~} {#2}
+    \seq_set_split:Nnn \l__letgut_tmpa_seq {~and~} {#2}
     \IfBooleanT{#1}{
-      \seq_sort:Nn \l_tmpa_seq
+      \seq_sort:Nn \l__letgut_tmpa_seq
       {
         \str_compare:nNnTF { ##1 } > { ##2 }
         { \sort_return_swapped: }
         { \sort_return_same: }
       }
     }
-    \seq_map_inline:Nn \l_tmpa_seq {
-      \seq_set_from_clist:Nn \l_tmpb_seq {##1}
-      \seq_pop_left:NN \l_tmpb_seq \l_letgut_last_name_tl
-      \seq_pop_left:NN \l_tmpb_seq \l_letgut_first_name_tl
-      \seq_pop_left:NN \l_tmpb_seq \l_letgut_title_tl
+    \seq_map_inline:Nn \l__letgut_tmpa_seq {
+      \seq_set_from_clist:Nn \l__letgut_tmpb_seq {##1}
+      \seq_pop_left:NN \l__letgut_tmpb_seq \l_letgut_last_name_tl
+      \seq_pop_left:NN \l__letgut_tmpb_seq \l_letgut_first_name_tl
+      \seq_pop_left:NN \l__letgut_tmpb_seq \l_letgut_title_tl
       \seq_put_right:Nx \l__letgut_items_seq {
         \quark_if_no_value:NTF \l_letgut_first_name_tl {
           \__letgut_person_last_name:n {
@@ -2753,13 +2759,13 @@ We split the software's name at spaces in order to apply the dedicated
 font switch (~\ttfamily~) to all of it except to the spaces.
 
    #+begin_src latex
-       \seq_set_split:Nnn \l_tmpa_seq { ~ } { #2 }
-       \seq_set_map:NNn \l_tmpb_seq \l_tmpa_seq {{\l__letgut_softwares_font_switch_tl ##1}}
+       \seq_set_split:Nnn \l__letgut_tmpa_seq { ~ } { #2 }
+       \seq_set_map:NNn \l__letgut_tmpb_seq \l__letgut_tmpa_seq {{\l__letgut_softwares_font_switch_tl ##1}}
        \tl_if_empty:nTF {#1}
        {
-         \seq_use:Nn \l_tmpb_seq { ~ }
+         \seq_use:Nn \l__letgut_tmpb_seq { ~ }
        }{
-         \href{#1}{ \seq_use:Nn \l_tmpb_seq { ~ } }
+         \href{#1}{ \seq_use:Nn \l__letgut_tmpb_seq { ~ } }
        }
      }
      \cs_new_protected:Nn \__letgut_file:n
@@ -2891,14 +2897,14 @@ some \lettre{} issue:
     \tl_if_empty:nTF {#1}{
       \int_use:N \g__letgut_number_int
     }{
-      \tl_set:Nx \l_tmpa_tl {\tl_head:n { #1 }}
-      \tl_set:Nn \l_tmpb_tl { #1 }
-      \tl_case:NnF \l_tmpa_tl {
-        {\c__letgut_plus_tl}  {\int_eval:n {\g__letgut_number_int\l_tmpa_tl\tl_range:Nnn \l_tmpb_tl { 2 } { -1 }}}
-        {\c__letgut_minus_tl} {\int_eval:n {\g__letgut_number_int\l_tmpa_tl\tl_range:Nnn \l_tmpb_tl { 2 } { -1 }}}
+      \tl_set:Nx \l__letgut_tmpa_tl {\tl_head:n { #1 }}
+      \tl_set:Nn \l__letgut_tmpb_tl { #1 }
+      \tl_case:NnF \l__letgut_tmpa_tl {
+        {\c__letgut_plus_tl}  {\int_eval:n {\g__letgut_number_int\l__letgut_tmpa_tl\tl_range:Nnn \l__letgut_tmpb_tl { 2 } { -1 }}}
+        {\c__letgut_minus_tl} {\int_eval:n {\g__letgut_number_int\l__letgut_tmpa_tl\tl_range:Nnn \l__letgut_tmpb_tl { 2 } { -1 }}}
         {\c__letgut_dot_tl}   {\int_use:N \g__letgut_number_int}
       }
-      {\l_tmpb_tl}
+      {\l__letgut_tmpb_tl}
     }
   }
   \NewDocumentCommand { \lettrenumber } { s O{} } {
@@ -2910,7 +2916,7 @@ some \lettre{} issue:
 #+end_src
 
 The “\lettre” and “\lettregut” expressions are treated separately since they are
-subject to variations, depending how they are used. The corresponding commands
+subject to variations, depending on how they are used. The corresponding commands
 ~\lettre~ and ~\lettregut~ used without star nor optional argument typeset
 resp. “\lettre” and “\lettregut”:
 
@@ -3363,11 +3369,11 @@ extensions of the ~graphicx~ package.
 #+begin_src latex
       \clist_map_inline:Nn \Gin@extensions {
         \file_if_exist:nT{\g__letgut_bookreview_frontcover_tl##1}{
-          \bool_set_true:N \l_tmpa_bool
+          \bool_set_true:N \l__letgut_tmpa_bool
           \clist_map_break:
         }
       }
-      \bool_if:NTF \l_tmpa_bool {
+      \bool_if:NTF \l__letgut_tmpa_bool {
         \marginpar{
           \hspace*{\c__letgut_bookreview_frontcover_margin_sep_dim}
           % \raggedleft
@@ -3566,6 +3572,7 @@ the current directory and is non empty. This will be applied to both the
 #+begin_src latex
   \cs_new_protected:Npn \__letgut_input_article:nn #1 #2
   {
+    \FloatBarrier
     \lstset{ style=__letgut_reset_listings_styles }
     \acresetall%
     \input{#2}%
@@ -3616,7 +3623,7 @@ to the \pdf{} (if desired, otherwise, use the starred version).
 
 #+begin_src latex
   \NewCommandCopy {\__letgut_orig_includegraphics} {\includegraphics}
-  \clist_set:Nx \l_tmpa_clist {\Gin@extensions}
+  \clist_set:Nx \l__letgut_tmpa_clist {\Gin@extensions}
   \cs_new_protected:Npn \__letgut_includegraphics:nnn #1 #2 #3
   {
     \file_if_exist:nTF {#3} {
@@ -3636,8 +3643,8 @@ to the \pdf{} (if desired, otherwise, use the starred version).
       }
       \__letgut_orig_includegraphics[#2]{#3}
     }{
-      \bool_gset_false:N \g_tmpa_bool
-      \clist_map_inline:Nn \l_tmpa_clist {%
+      \bool_gset_false:N \g__letgut_tmpa_bool
+      \clist_map_inline:Nn \l__letgut_tmpa_clist {%
         \file_if_exist:nTF {#3##1} {
           \clist_map_break:n {
             \bool_if:NT \g__letgut_included_files_attached_bool {
@@ -3652,14 +3659,14 @@ to the \pdf{} (if desired, otherwise, use the starred version).
               }
             }
             \__letgut_orig_includegraphics[#2]{#3}
-            \bool_gset_true:N \g_tmpa_bool
+            \bool_gset_true:N \g__letgut_tmpa_bool
           }
         }
       }
-      \bool_if:NF \g_tmpa_bool {
+      \bool_if:NF \g__letgut_tmpa_bool {
         \@latex@error{File~ `#3'~ not~ found}%
         {I~ could~ not~ locate~ the~ file~ with~ any~ of~ these~ extensions:^^J%
-          \clist_use:Nn \l_tmpa_clist { ~ }^^J\@ehc}%
+          \clist_use:Nn \l__letgut_tmpa_clist { ~ }^^J\@ehc}%
       }
     }
   }
@@ -3969,9 +3976,9 @@ The functions:
   }
   \cs_new_protected:Nn \__letgut_on_callout_page:nn
   {
-    \tl_set:Nn \l_tmpa_int {\getpagerefnumber{#1}}
-    \tl_set:Nn \l_tmpb_int {\thepage}
-    \int_compare:nNnF {\l_tmpa_int} = {\l_tmpb_int}
+    \tl_set:Nn \l__letgut_tmpa_int {\getpagerefnumber{#1}}
+    \tl_set:Nn \l__letgut_tmpb_int {\thepage}
+    \int_compare:nNnF {\l__letgut_tmpa_int} = {\l__letgut_tmpb_int}
     {#2}
   }
 #+end_src
@@ -4040,17 +4047,17 @@ We define more specifically the style of the codes with results.
             \pgfkeysalso{floatplacement=ht}%
             \pgfkeysalso{float}%
             \pgfkeysalso{label={\g__letgut_label_ltx_example_str}}%
-            \tl_set:Nx \l_tmpa_tl {
+            \tl_set:Nx \l__letgut_tmpa_tl {
               \getpagerefnumber {
                 \g__letgut_callout_label_ltx_example_str
               }
             }
-            \tl_set:Nx \l_tmpb_tl {
+            \tl_set:Nx \l__letgut_tmpb_tl {
               \getpagerefnumber {
                 \g__letgut_label_ltx_example_str
               }
             }
-            \tl_if_eq:NNF \l_tmpa_tl \l_tmpb_tl
+            \tl_if_eq:NNF \l__letgut_tmpa_tl \l__letgut_tmpb_tl
             {
               \l__letgut_reference_text_tl
               \tl_set:Nn \l__letgut_reference_text_tl {
@@ -4181,17 +4188,17 @@ We now use hooks in order to...
         \int_use:N \g__letgut_ltx_example_int
       }
       \label{\g__letgut_callout_label_ltx_example_str}
-      \tl_set:Nx \l_tmpa_tl {
+      \tl_set:Nx \l__letgut_tmpa_tl {
         \getpagerefnumber {
           \g__letgut_callout_label_ltx_example_str
         }
       }
-      \tl_set:Nx \l_tmpb_tl {
+      \tl_set:Nx \l__letgut_tmpb_tl {
         \getpagerefnumber {
           \g__letgut_label_ltx_example_str
         }
       }
-      \tl_if_eq:NNF \l_tmpa_tl \l_tmpb_tl
+      \tl_if_eq:NNF \l__letgut_tmpa_tl \l__letgut_tmpb_tl
       {
         \skip_set_eq:NN \intextsep \c__letgut_reduced_intextsep_skip
       }
@@ -4227,25 +4234,25 @@ the `lstlang0.sty` or ~letgut-lstlang.sty~ files.
         style=__letgut_reset_listings_styles,%
       }
       \tl_if_empty:nTF {#1} {
-        \tl_set:Nx \l_tmpa_tl {
+        \tl_set:Nx \l__letgut_tmpa_tl {
           alsolanguage={#2}
         }
         \exp_args:NV \__letgut_tcbset:n
         {
-          \l_tmpa_tl
+          \l__letgut_tmpa_tl
         }
       }{
-        \seq_set_from_clist:Nn \l_tmpa_seq {#1}
-        \seq_set_map_x:NNn \l_tmpb_seq \l_tmpa_seq {
+        \seq_set_from_clist:Nn \l__letgut_tmpa_seq {#1}
+        \seq_set_map_x:NNn \l__letgut_tmpb_seq \l__letgut_tmpa_seq {
           alsolanguage={[##1]#2}
         }
-        \tl_set:Nx \l_tmpa_tl
+        \tl_set:Nx \l__letgut_tmpa_tl
         {
-          \seq_use:Nn \l_tmpb_seq {,}
+          \seq_use:Nn \l__letgut_tmpb_seq {,}
         }
         \exp_args:NV \__letgut_tcbset:n
         {
-          \l_tmpa_tl
+          \l__letgut_tmpa_tl
         }
       }
     }
@@ -4414,7 +4421,7 @@ We define some colors used in the terminal listings.
   #+begin_src latex
     \cs_new_protected:Npn \__letgut_terminal:nnnn #1 #2 #3 #4
     {
-      \bool_set_false:N \l_tmpa_bool
+      \bool_set_false:N \l__letgut_tmpa_bool
       \tl_if_empty:nF {#3}{
           \tcbset{tempfile=\jobname-stdin.tex}
           \exp_args:Nx \scantokens
@@ -4435,7 +4442,7 @@ We define some colors used in the terminal listings.
         }
         \tl_if_empty:nTF {#3}{
           \tl_if_empty:nTF {#4}{
-            \bool_set_true:N \l_tmpa_bool
+            \bool_set_true:N \l__letgut_tmpa_bool
           }{
             \tcbset{colback=__letgut_background_terminal_stdout}
           }
@@ -4451,7 +4458,7 @@ We define some colors used in the terminal listings.
             }
           }
         }
-        \bool_if:NF \l_tmpa_bool {
+        \bool_if:NF \l__letgut_tmpa_bool {
           \begin{tcolorbox}[terminal={#1},#2]
             \lstset{aboveskip=0pt}
             \tl_if_empty:nF {#3}{
@@ -4515,6 +4522,7 @@ https://tex.stackexchange.com/a/25396).
       ^^^^215b% for ⅛
       ^^^^2122% for ™
       ^^^^2019% for ’
+      ^^^^0153% for œ
       ^^00%
     }
     \lst@RestoreCatcodes
@@ -4565,7 +4573,7 @@ several purposes:
 - the books advertisements.
 
 #+begin_src latex :tangle ../../../tex/lualatex/letgut/letgut.lbx :exports both
-\ProvidesFile{letgut.lbx}[2023-05-21 v0.9.7 letgut localization]
+\ProvidesFile{letgut.lbx}[2024-02-29 v0.9.8 letgut localization]
 \InheritBibliographyExtras{french}
 \DeclareBibliographyStrings{
   inherit          = {french},
@@ -4579,7 +4587,7 @@ several purposes:
   create the corresponding new entry).
 
   #+begin_src latex :tangle ../../../tex/lualatex/letgut/letgut.dbx :exports both
-  \ProvidesFile{letgut.dbx}[2023-05-21 v0.9.7 letgut data model macros]
+  \ProvidesFile{letgut.dbx}[2024-02-29 v0.9.8 letgut data model macros]
   \DeclareBibliographyDriver{bookreview}{%
     \usebibmacro{bibindex}%
     \usebibmacro{begentry}%
@@ -4634,7 +4642,7 @@ several purposes:
 We provide a specific ~biblatex~ citation style .
 
 #+begin_src latex :tangle ../../../tex/lualatex/letgut/letgut.cbx :exports both
-  \ProvidesFile{letgut.cbx}[2023-05-21 v0.9.7 letgut base citation style]
+  \ProvidesFile{letgut.cbx}[2024-02-29 v0.9.8 letgut base citation style]
   \RequireCitationStyle{numeric}
 #+end_src
 
@@ -6359,13 +6367,13 @@ well...
       fp_zero,fp_zero_new,fparray_count,fparray_gset,fparray_gzero,%
       fparray_item,fparray_item_to_tl,fparray_new,g_file_curr_dir_str,%
       g_file_curr_ext_str,g_file_curr_name_str,g_msg_module_name_prop,%
-      g_msg_module_type_prop,g_peek_token,g_tmpa_bool,g_tmpa_box,%
-      g_tmpa_clist,g_tmpa_coffin,g_tmpa_dim,g_tmpa_fp,g_tmpa_int,%
-      g_tmpa_ior,g_tmpa_iow,g_tmpa_muskip,g_tmpa_prop,g_tmpa_regex,%
-      g_tmpa_seq,g_tmpa_skip,g_tmpa_str,g_tmpa_tl,g_tmpb_bool,g_tmpb_box,%
-      g_tmpb_clist,g_tmpb_coffin,g_tmpb_dim,g_tmpb_fp,g_tmpb_int,%
-      g_tmpb_ior,g_tmpb_iow,g_tmpb_muskip,g_tmpb_prop,g_tmpb_regex,%
-      g_tmpb_seq,g_tmpb_skip,g_tmpb_str,g_tmpb_tl,group_align_safe_begin,%
+      g_msg_module_type_prop,g_peek_token,g__letgut_tmpa_bool,g__letgut_tmpa_box,%
+      g__letgut_tmpa_clist,g__letgut_tmpa_coffin,g__letgut_tmpa_dim,g__letgut_tmpa_fp,g__letgut_tmpa_int,%
+      g__letgut_tmpa_ior,g__letgut_tmpa_iow,g__letgut_tmpa_muskip,g__letgut_tmpa_prop,g__letgut_tmpa_regex,%
+      g__letgut_tmpa_seq,g__letgut_tmpa_skip,g__letgut_tmpa_str,g__letgut_tmpa_tl,g__letgut_tmpb_bool,g__letgut_tmpb_box,%
+      g__letgut_tmpb_clist,g__letgut_tmpb_coffin,g__letgut_tmpb_dim,g__letgut_tmpb_fp,g__letgut_tmpb_int,%
+      g__letgut_tmpb_ior,g__letgut_tmpb_iow,g__letgut_tmpb_muskip,g__letgut_tmpb_prop,g__letgut_tmpb_regex,%
+      g__letgut_tmpb_seq,g__letgut_tmpb_skip,g__letgut_tmpb_str,g__letgut_tmpb_tl,group_align_safe_begin,%
       group_align_safe_end,group_begin,group_end,group_insert_after,%
       group_log_list,group_show_list,hbox,hbox_gset,hbox_gset_end,%
       hbox_gset_to_wd,hbox_overlap_center,hbox_overlap_left,%
@@ -6407,13 +6415,13 @@ well...
       l_keys_usage_load_prop,l_keys_usage_preamble_prop,l_keys_value_tl,%
       l_my_int,l_peek_token,l_text_accents_tl,l_text_case_exclude_arg_tl,%
       l_text_expand_exclude_tl,l_text_letterlike_tl,l_text_math_arg_tl,%
-      l_text_math_delims_tl,l_text_titlecase_check_letter_bool,l_tmpa_bool,%
-      l_tmpa_box,l_tmpa_clist,l_tmpa_coffin,l_tmpa_dim,l_tmpa_fp,%
-      l_tmpa_int,l_tmpa_muskip,l_tmpa_prop,l_tmpa_regex,l_tmpa_seq,%
-      l_tmpa_skip,l_tmpa_str,l_tmpa_tl,l_tmpb_bool,l_tmpb_box,%
-      l_tmpb_clist,l_tmpb_coffin,l_tmpb_dim,l_tmpb_fp,l_tmpb_int,%
-      l_tmpb_muskip,l_tmpb_prop,l_tmpb_regex,l_tmpb_seq,l_tmpb_skip,%
-      l_tmpb_str,l_tmpb_tl,legacy_if,legacy_if_gset,legacy_if_gset_false,%
+      l_text_math_delims_tl,l_text_titlecase_check_letter_bool,l__letgut_tmpa_bool,%
+      l__letgut_tmpa_box,l__letgut_tmpa_clist,l__letgut_tmpa_coffin,l__letgut_tmpa_dim,l__letgut_tmpa_fp,%
+      l__letgut_tmpa_int,l__letgut_tmpa_muskip,l__letgut_tmpa_prop,l__letgut_tmpa_regex,l__letgut_tmpa_seq,%
+      l__letgut_tmpa_skip,l__letgut_tmpa_str,l__letgut_tmpa_tl,l__letgut_tmpb_bool,l__letgut_tmpb_box,%
+      l__letgut_tmpb_clist,l__letgut_tmpb_coffin,l__letgut_tmpb_dim,l__letgut_tmpb_fp,l__letgut_tmpb_int,%
+      l__letgut_tmpb_muskip,l__letgut_tmpb_prop,l__letgut_tmpb_regex,l__letgut_tmpb_seq,l__letgut_tmpb_skip,%
+      l__letgut_tmpb_str,l__letgut_tmpb_tl,legacy_if,legacy_if_gset,legacy_if_gset_false,%
       legacy_if_gset_true,legacy_if_p,legacy_if_set,legacy_if_set_false,%
       legacy_if_set_true,lua_escape,lua_now,lua_shipout,lua_shipout_e,%
       mode_if_horizontal,mode_if_horizontal_p,mode_if_inner,%