babel (24mar21)

git-svn-id: svn://tug.org/texlive/trunk@58684 c570f23f-e606-0410-a88d-b1316a301751

7 files changed, 244 insertions, 113 deletions

diff --git a/Master/texmf-dist/tex/generic/babel/babel.def b/Master/texmf-dist/tex/generic/babel/babel.def
index 60c7c172e36..98495230347 100644
--- a/Master/texmf-dist/tex/generic/babel/babel.def
+++ b/Master/texmf-dist/tex/generic/babel/babel.def
@@ -39,7 +39,7 @@
     \wlog{File: #1 #4 #3 <#2>}%
     \let\ProvidesFile\@undefined}
 \fi
-\ProvidesFile{babel.def}[2021/03/03 3.55 Babel common definitions]
+\ProvidesFile{babel.def}[2021/03/24 3.56 Babel common definitions]
 \ifx\AtBeginDocument\@undefined  % TODO. change test.
     % == Code for plain ==
 \def\@empty{}
@@ -397,8 +397,8 @@
 \fi
 \countdef\last@language=19  % TODO. why? remove?
 \def\addlanguage{\csname newlanguage\endcsname}
-\def\bbl@version{3.55}
-\def\bbl@date{2021/03/03}
+\def\bbl@version{3.56}
+\def\bbl@date{2021/03/24}
 \def\adddialect#1#2{%
   \global\chardef#1#2\relax
   \bbl@usehooks{adddialect}{{#1}{#2}}%
@@ -2335,6 +2335,7 @@
   \let\bbl@KVP@intraspace\@nil
   \let\bbl@KVP@intrapenalty\@nil
   \let\bbl@KVP@onchar\@nil
+  \let\bbl@KVP@transforms\@nil
   \let\bbl@KVP@alph\@nil
   \let\bbl@KVP@Alph\@nil
   \let\bbl@KVP@labels\@nil
@@ -2377,6 +2378,10 @@
   \ifx\bbl@KVP@captions\@nil
     \let\bbl@KVP@captions\bbl@KVP@import
   \fi
+  % ==
+  \ifx\bbl@KVP@transforms\@nil\else
+    \bbl@replace\bbl@KVP@transforms{ }{,}%
+  \fi
   % Load ini
   \bbl@ifunset{date#2}%
     {\bbl@provide@new{#2}}%
@@ -2893,6 +2898,7 @@
        From babel-\bbl@cs{lini@\languagename}.ini:\\%
        \bbl@cs{@kv@identification.warning#1}\\%
        Reported }}}
+\let\bbl@release@transforms\@empty
 \def\bbl@ini@exports#1{%
   % Identification always exported
   \bbl@iniwarning{}%
@@ -2918,6 +2924,8 @@
   \ifbbl@bcptoname
     \bbl@csarg\xdef{bcp@map@\bbl@cl{tbcp}}{\languagename}%
   \fi
+  % Finish here transforms, too
+  \bbl@release@transforms\relax  % \relax closes the last item.
   % Conditional
   \ifnum#1>\z@         % 0 = only info, 1, 2 = basic, (re)new
     \bbl@exportkey{lnbrk}{typography.linebreaking}{h}%
@@ -3208,6 +3216,34 @@
   \bbl@replace@finish@iii\bbl@toreplace}
 \def\bbl@datecntr{\expandafter\bbl@xdatecntr\expandafter}
 \def\bbl@xdatecntr[#1|#2]{\localenumeral{#2}{#1}}
+\let\bbl@release@transforms\@empty
+\@namedef{bbl@inikv@transforms.prehyphenation}{%
+  \bbl@transforms\babelprehyphenation}
+\@namedef{bbl@inikv@transforms.posthyphenation}{%
+  \bbl@transforms\babelposthyphenation}
+\def\bbl@transforms@aux#1#2#3,#4\relax{#1{#2}{#3}{#4}}
+\begingroup
+  \catcode`\%=12
+  \catcode`\&=14
+  \gdef\bbl@transforms#1#2#3{&%
+    \ifx\bbl@KVP@transforms\@nil\else
+      \directlua{
+         str = [==[#2]==]
+         str = str:gsub('%.%d+%.%d+$', '')
+         tex.print([[\def\string\babeltempa{]] .. str .. [[}]])
+      }&%
+      \bbl@xin@{,\babeltempa,}{,\bbl@KVP@transforms,}&%
+      \ifin@
+        \in@{.0$}{#2$}&%
+        \ifin@
+            \bbl@add\bbl@release@transforms{&%
+              \relax\bbl@transforms@aux#1{\languagename}{#3}}&%
+          \else
+            \bbl@add\bbl@release@transforms{, {#3}}&%
+        \fi
+      \fi
+    \fi}
+\endgroup
 \def\bbl@provide@lsys#1{%
   \bbl@ifunset{bbl@lname@#1}%
     {\bbl@load@info{#1}}%
diff --git a/Master/texmf-dist/tex/generic/babel/babel.sty b/Master/texmf-dist/tex/generic/babel/babel.sty
index f0c953c9951..ca2c203a858 100644
--- a/Master/texmf-dist/tex/generic/babel/babel.sty
+++ b/Master/texmf-dist/tex/generic/babel/babel.sty
@@ -33,7 +33,7 @@
 %%
 
 \NeedsTeXFormat{LaTeX2e}[2005/12/01]
-\ProvidesPackage{babel}[2021/03/03 3.55 The Babel package]
+\ProvidesPackage{babel}[2021/03/24 3.56 The Babel package]
 \@ifpackagewith{babel}{debug}
   {\providecommand\bbl@trace[1]{\message{^^J[ #1 ]}}%
    \let\bbl@debug\@firstofone
diff --git a/Master/texmf-dist/tex/generic/babel/hyphen.cfg b/Master/texmf-dist/tex/generic/babel/hyphen.cfg
index 2c8ef5ce321..df8e10deb11 100644
--- a/Master/texmf-dist/tex/generic/babel/hyphen.cfg
+++ b/Master/texmf-dist/tex/generic/babel/hyphen.cfg
@@ -37,10 +37,10 @@
     \wlog{File: #1 #4 #3 <#2>}%
     \let\ProvidesFile\@undefined}
 \fi
-\ProvidesFile{hyphen.cfg}[2021/03/03 3.55 Babel hyphens]
+\ProvidesFile{hyphen.cfg}[2021/03/24 3.56 Babel hyphens]
 \xdef\bbl@format{\jobname}
-\def\bbl@version{3.55}
-\def\bbl@date{2021/03/03}
+\def\bbl@version{3.56}
+\def\bbl@date{2021/03/24}
 \ifx\AtBeginDocument\@undefined
   \def\@empty{}
   \let\orig@dump\dump
diff --git a/Master/texmf-dist/tex/generic/babel/locale/es/babel-es.ini b/Master/texmf-dist/tex/generic/babel/locale/es/babel-es.ini
index 5ed832dd28d..733293f938f 100644
--- a/Master/texmf-dist/tex/generic/babel/locale/es/babel-es.ini
+++ b/Master/texmf-dist/tex/generic/babel/locale/es/babel-es.ini
@@ -183,3 +183,10 @@ plusSign = +
 superscriptingExponent = ×
 
 [counters]
+
+[transforms.prehyphenation]
+; Experimental. Don't use in production
+percent.space.1.0 = { {d}{0025} }
+percent.space.1.1 = {}
+percent.space.1.2 = { insert, spacefactor = .5 .3 .5, data = 1 }
+percent.space.1.3 = {}
diff --git a/Master/texmf-dist/tex/generic/babel/locale/mr/babel-mr.ini b/Master/texmf-dist/tex/generic/babel/locale/mr/babel-mr.ini
index 8935a54b2ad..1178e561099 100644
--- a/Master/texmf-dist/tex/generic/babel/locale/mr/babel-mr.ini
+++ b/Master/texmf-dist/tex/generic/babel/locale/mr/babel-mr.ini
@@ -13,8 +13,8 @@
 
 [identification]
 charset = utf8
-version = 1.8
-date = 2020-10-11
+version = 1.9
+date = 2021-03-16
 name.local = मराठी
 name.english = Marathi
 name.babel = marathi
@@ -118,7 +118,7 @@ hyphenrules = marathi
 lefthyphenmin = 2
 righthyphenmin = 2
 hyphenchar = 
-prehyphenchar = 0
+prehyphenchar =
 posthyphenchar = 
 exhyphenchar = 
 preexhyphenchar = 
diff --git a/Master/texmf-dist/tex/generic/babel/luababel.def b/Master/texmf-dist/tex/generic/babel/luababel.def
index a032fbe7631..0d00d5b238d 100644
--- a/Master/texmf-dist/tex/generic/babel/luababel.def
+++ b/Master/texmf-dist/tex/generic/babel/luababel.def
@@ -1046,6 +1046,31 @@ end
     Babel.hyphenate_replace(head, 1)
   end
 
+  function Babel.debug_hyph(w, wn, sc, first, last, last_match)
+    local ss = ''
+    for pp = 1, 40 do
+      if wn[pp] then
+        if wn[pp].id == 29 then
+          ss = ss .. unicode.utf8.char(wn[pp].char)
+        else
+          ss = ss .. '{' .. wn[pp].id .. '}'
+        end
+      end
+    end
+    print('nod', ss)
+    print('lst_m',
+      string.rep(' ', unicode.utf8.len(
+         string.sub(w, 1, last_match))-1) .. '>')
+    print('str', w)
+    print('sc', string.rep(' ', sc-1) .. '^')
+    if first == last then
+      print('f=l', string.rep(' ', first-1) .. '!')
+    else
+      print('f/l', string.rep(' ', first-1) .. '[' ..
+        string.rep(' ', last-first-1) .. ']')
+    end
+  end
+
   Babel.us_char = string.char(31)
 
   function Babel.hyphenate_replace(head, mode)
@@ -1056,11 +1081,11 @@ end
 
     while true do  &% for each subtext block
 
-      local w, wn, nw, lang = Babel.fetch_subtext[mode](word_head)
+      local w, w_nodes, nw, lang = Babel.fetch_subtext[mode](word_head)
 
       if Babel.debug then
         print()
-        print('@@@@@', w, nw)
+        print((mode == 0) and '@@@@<' or '@@@@>', w)
       end
 
       if nw == nil and w == '' then break end
@@ -1075,7 +1100,7 @@ end
         local r = lbkr[lang][k].replace
 
         if Babel.debug then
-          print('=====', p, mode)
+          print('*****', p, mode)
         end
 
         &% This variable is set in some cases below to the first *byte*
@@ -1086,7 +1111,7 @@ end
         &% For every match.
         while true do
           if Babel.debug then
-            print('-----')
+            print('=====')
           end
           local new  &% used when inserting and removing nodes
           local refetch = false
@@ -1109,126 +1134,171 @@ end
           first = u.len(w:sub(1, first-1)) + 1
           last  = u.len(w:sub(1, last-1)) &% now last points to C
 
-          if Babel.debug then
-            print(p)
-            print('', 'sc', 'first', 'last', 'last_m', 'w')
+          &% This loop stores in n small table the nodes
+          &% corresponding to the pattern. Used by 'data' to provide a
+          &% predictable behavior with 'insert' (now w_nodes is modified on
+          &% the fly), and also access to 'remove'd nodes.
+          local sc = first-1           &% Used below, too
+          local data_nodes = {}
+
+          for q = 1, last-first+1 do
+            data_nodes[q] = w_nodes[sc+q]
           end
 
           &% This loop traverses the matched substring and takes the
           &% corresponding action stored in the replacement list.
           &% sc = the position in substr nodes / string
           &% rc = the replacement table index
-          local sc = first-1
           local rc = 0
+
           while rc < last-first+1 do &% for each replacement
             if Babel.debug then
-              print('.....')
+              print('.....', rc + 1)
             end
             sc = sc + 1
             rc = rc + 1
-            local crep = r[rc]
-            local char_node = wn[sc]
-            local char_base = char_node
-            local end_replacement = false
 
-            if crep and crep.data then
-              char_base = wn[crep.data+first-1]
+            if Babel.debug then
+              Babel.debug_hyph(w, w_nodes, sc, first, last, last_match)
             end
 
-            if Babel.debug then
-              print('*', sc, first, last, last_match, w)
+            local crep = r[rc]
+            local item = w_nodes[sc]
+            local item_base = item
+            local placeholder = Babel.us_char
+            local d
+
+            if crep and crep.data then
+              item_base = data_nodes[crep.data]
             end
 
-            if crep and next(crep) == nil then &% {}
-              last_match = save_last
+            if crep and next(crep) == nil then &% = {}
+              last_match = save_last    &% Optimization
+              goto next
 
-            elseif crep == nil then &% remove
-              node.remove(head, char_node)
-              table.remove(wn, sc)
+            elseif crep == nil or crep.remove then
+              node.remove(head, item)
+              table.remove(w_nodes, sc)
               w = u.sub(w, 1, sc-1) .. u.sub(w, sc+1)
-              last_match = utf8.offset(w, sc)
-              sc = sc - 1  &% Nothing has been inserted
+              sc = sc - 1  &% Nothing has been inserted.
+              last_match = utf8.offset(w, sc+1)
+              goto next
+
+            elseif crep and crep.string then
+              local str = crep.string(matches)
+              if str == '' then  &% Gather with nil
+                node.remove(head, item)
+                table.remove(w_nodes, sc)
+                w = u.sub(w, 1, sc-1) .. u.sub(w, sc+1)
+                sc = sc - 1  &% Nothing has been inserted.
+              else
+                local loop_first = true
+                for s in string.utfvalues(str) do
+                  d = node.copy(item_base)
+                  d.char = s
+                  if loop_first then
+                    loop_first = false
+                    head, new = node.insert_before(head, item, d)
+                    if sc == 1 then
+                      word_head = head
+                    end
+                    w_nodes[sc] = d
+                    w = u.sub(w, 1, sc-1) .. u.char(s) .. u.sub(w, sc+1)
+                  else
+                    sc = sc + 1
+                    head, new = node.insert_before(head, item, d)
+                    table.insert(w_nodes, sc, new)
+                    w = u.sub(w, 1, sc-1) .. u.char(s) .. u.sub(w, sc)
+                  end
+                  if Babel.debug then
+                    print('.....', 'str')
+                    Babel.debug_hyph(w, w_nodes, sc, first, last, last_match)
+                  end
+                end  &% for
+                node.remove(head, item)
+              end  &% if ''
+              last_match = utf8.offset(w, sc+1)
+              goto next
 
             elseif mode == 1 and crep and (crep.pre or crep.no or crep.post) then
-              local d = node.new(7, 0)   &% (disc, discretionary)
-              d.pre     = Babel.str_to_nodes(crep.pre, matches, char_base)
-              d.post    = Babel.str_to_nodes(crep.post, matches, char_base)
-              d.replace = Babel.str_to_nodes(crep.no, matches, char_base)
-              d.attr = char_base.attr
+              d = node.new(7, 0)   &% (disc, discretionary)
+              d.pre     = Babel.str_to_nodes(crep.pre, matches, item_base)
+              d.post    = Babel.str_to_nodes(crep.post, matches, item_base)
+              d.replace = Babel.str_to_nodes(crep.no, matches, item_base)
+              d.attr = item_base.attr
               if crep.pre == nil then  &% TeXbook p96
                 d.penalty = crep.penalty or tex.hyphenpenalty
               else
                 d.penalty = crep.penalty or tex.exhyphenpenalty
               end
-              head, new = node.insert_before(head, char_node, d)
-              end_replacement = true
+              placeholder = '|'
+              head, new = node.insert_before(head, item, d)
+
+            elseif mode == 0 and crep and (crep.pre or crep.no or crep.post) then
+              &% ERROR
 
             elseif crep and crep.penalty then
-              local d = node.new(14, 0)   &% (penalty, userpenalty)
-              d.attr = char_base.attr
+              d = node.new(14, 0)   &% (penalty, userpenalty)
+              d.attr = item_base.attr
               d.penalty = crep.penalty
-              head, new = node.insert_before(head, char_node, d)
-              end_replacement = true
-
-            elseif crep and crep.string then
-              local str = crep.string(matches)
-              if str == '' then  &% Gather with nil
-                refetch = true
-                if sc == 1 then
-                  word_head = char_node.next
-                end
-                head, new = node.remove(head, char_node)
-              elseif char_node.id == 29 and u.len(str) == 1 then
-                char_node.char = string.utfvalue(str)
-                w = u.sub(w, 1, sc-1) .. str .. u.sub(w, sc+1)
-                last_match = utf8.offset(w, sc+1)
-              else
-                refetch = true
-                local n
-                for s in string.utfvalues(str) do
-                  if char_node.id == 7 then
-                    &% TODO. Remove this limitation.
-                    texio.write_nl('Automatic hyphens cannot be replaced, just removed.')
-                  else
-                    n = node.copy(char_base)
-                  end
-                  n.char = s
-                  if sc == 1 then
-                    head, new = node.insert_before(head, char_node, n)
-                    word_head = new
-                  else
-                    node.insert_before(head, char_node, n)
-                  end
-                end
-                node.remove(head, char_node)
-              end  &% string length
-            end  &% if char and char.string (ie replacement cases)
-
-            &% Shared by disc and penalty.
-            if end_replacement then
-              if sc == 1 then
-                word_head = new
+              head, new = node.insert_before(head, item, d)
+
+            elseif crep and crep.space then
+              &% 655360 = 10 pt = 10 * 65536 sp
+              d = node.new(12, 13)      &% (glue, spaceskip)
+              local quad = font.getfont(item_base.font).size or 655360
+              node.setglue(d, crep.space[1] * quad,
+                              crep.space[2] * quad,
+                              crep.space[3] * quad)
+              if mode == 0 then
+                placeholder = '|'
               end
-              if crep.insert then
-                last_match = save_last
-              else
-                node.remove(head, char_node)
-                w = u.sub(w, 1, sc-1) .. Babel.us_char .. u.sub(w, sc+1)
-                last_match = utf8.offset(w, sc)
+              head, new = node.insert_before(head, item, d)
+
+            elseif crep and crep.spacefactor then
+              d = node.new(12, 13)      &% (glue, spaceskip)
+              local base_font = font.getfont(item_base.font)
+              node.setglue(d,
+                crep.spacefactor[1] * base_font.parameters['space'],
+                crep.spacefactor[2] * base_font.parameters['space_stretch'],
+                crep.spacefactor[3] * base_font.parameters['space_shrink'])
+              if mode == 0 then
+                placeholder = '|'
               end
+              head, new = node.insert_before(head, item, d)
+
+            elseif mode == 0 and crep and crep.space then
+              &% ERROR
+
+            end  &% ie replacement cases
+
+            &% Shared by disc, space and penalty.
+            if sc == 1 then
+              word_head = head
+            end
+            if crep.insert then
+              w = u.sub(w, 1, sc-1) .. placeholder .. u.sub(w, sc)
+              table.insert(w_nodes, sc, new)
+              last = last + 1
+            else
+              w_nodes[sc] = d
+              node.remove(head, item)
+              w = u.sub(w, 1, sc-1) .. placeholder .. u.sub(w, sc+1)
             end
+
+            last_match = utf8.offset(w, sc+1)
+
+            ::next::
+
           end  &% for each replacement
 
           if Babel.debug then
-            print('/', sc, first, last, last_match, w)
-          end
-
-          &% TODO. refetch will be eventually unnecesary.
-          if refetch then
-            w, wn, nw, lang = Babel.fetch_subtext[mode](word_head)
+              print('.....', '/')
+              Babel.debug_hyph(w, w_nodes, sc, first, last, last_match)
           end
 
         end  &% for match
+
       end  &% for patterns
 
       ::next::
@@ -1276,11 +1346,14 @@ end
   \begingroup
     \def\babeltempa{\bbl@add@list\babeltempb}&%
     \let\babeltempb\@empty
-    \bbl@foreach{#3}{&%
+    \def\bbl@tempa{#3}&% TODO. Ugly trick to preserve {}:
+    \bbl@replace\bbl@tempa{,}{ ,}&%
+    \expandafter\bbl@foreach\expandafter{\bbl@tempa}{&%
       \bbl@ifsamestring{##1}{remove}&%
         {\bbl@add@list\babeltempb{nil}}&%
         {\directlua{
-           local rep = [[##1]]
+           local rep = [=[##1]=]
+           rep = rep:gsub('^%s*(remove)%s*$', 'remove = true')
            rep = rep:gsub('^%s*(insert)%s*,', 'insert = true, ')
            rep = rep:gsub(    '(no)%s*=%s*([^%s,]*)', Babel.capture_func)
            rep = rep:gsub(   '(pre)%s*=%s*([^%s,]*)', Babel.capture_func)
@@ -1291,6 +1364,7 @@ end
     \directlua{
       local lbkr = Babel.linebreaking.replacements[1]
       local u = unicode.utf8
+      local id = \the\csname l@#1\endcsname
       &% Convert pattern:
       local patt = string.gsub([==[#2]==], '%s', '')
       if not u.find(patt, '()', nil, true) then
@@ -1299,12 +1373,15 @@ end
       patt = string.gsub(patt, '%(%)%^', '^()')
       patt = string.gsub(patt, '%$%(%)', '()$')
       patt = u.gsub(patt, '{(.)}',
-                function (n)
-                  return '%' .. (tonumber(n) and (tonumber(n)+1) or n)
-                end)
-      lbkr[\the\csname l@#1\endcsname] = lbkr[\the\csname l@#1\endcsname] or {}
-      table.insert(lbkr[\the\csname l@#1\endcsname],
-                   { pattern = patt, replace = { \babeltempb } })
+             function (n)
+               return '%' .. (tonumber(n) and (tonumber(n)+1) or n)
+             end)
+      patt = u.gsub(patt, '{(%x%x%x%x+)}',
+             function (n)
+               return u.gsub(u.char(tonumber(n, 16)), '(%p)', '%%%1')
+             end)
+      lbkr[id] = lbkr[id] or {}
+      table.insert(lbkr[id], { pattern = patt, replace = { \babeltempb } })
     }&%
   \endgroup}
 \gdef\babelprehyphenation#1#2#3{&%
@@ -1312,18 +1389,26 @@ end
   \begingroup
     \def\babeltempa{\bbl@add@list\babeltempb}&%
     \let\babeltempb\@empty
-    \bbl@foreach{#3}{&%
+    \def\bbl@tempa{#3}&% TODO. Ugly trick to preserve {}:
+    \bbl@replace\bbl@tempa{,}{ ,}&%
+    \expandafter\bbl@foreach\expandafter{\bbl@tempa}{&%
       \bbl@ifsamestring{##1}{remove}&%
         {\bbl@add@list\babeltempb{nil}}&%
         {\directlua{
-           local rep = [[##1]]
+           local rep = [=[##1]=]
+           rep = rep:gsub('^%s*(remove)%s*$', 'remove = true')
            rep = rep:gsub('^%s*(insert)%s*,', 'insert = true, ')
            rep = rep:gsub('(string)%s*=%s*([^%s,]*)', Babel.capture_func)
+           rep = rep:gsub( '(space)%s*=%s*([%d%.]+)%s+([%d%.]+)%s+([%d%.]+)',
+             'space = {' .. '%2, %3, %4' .. '}')
+           rep = rep:gsub( '(spacefactor)%s*=%s*([%d%.]+)%s+([%d%.]+)%s+([%d%.]+)',
+             'spacefactor = {' .. '%2, %3, %4' .. '}')
            tex.print([[\string\babeltempa{{]] .. rep .. [[}}]])
          }}}&%
     \directlua{
       local lbkr = Babel.linebreaking.replacements[0]
       local u = unicode.utf8
+      local id = \the\csname bbl@id@@#1\endcsname
       &% Convert pattern:
       local patt = string.gsub([==[#2]==], '%s', '')
       if not u.find(patt, '()', nil, true) then
@@ -1332,12 +1417,15 @@ end
       &% patt = string.gsub(patt, '%(%)%^', '^()')
       &% patt = string.gsub(patt, '([^%%])%$%(%)', '%1()$')
       patt = u.gsub(patt, '{(.)}',
-                function (n)
-                  return '%' .. (tonumber(n) and (tonumber(n)+1) or n)
-                end)
-      lbkr[\the\csname bbl@id@@#1\endcsname] = lbkr[\the\csname  bbl@id@@#1\endcsname] or {}
-      table.insert(lbkr[\the\csname bbl@id@@#1\endcsname],
-                   { pattern = patt, replace = { \babeltempb } })
+             function (n)
+               return '%' .. (tonumber(n) and (tonumber(n)+1) or n)
+             end)
+      patt = u.gsub(patt, '{(%x%x%x%x+)}',
+             function (n)
+               return u.gsub(u.char(tonumber(n, 16)), '(%p)', '%%%1')
+             end)
+      lbkr[id] = lbkr[id] or {}
+      table.insert(lbkr[id], { pattern = patt, replace = { \babeltempb } })
     }&%
   \endgroup}
 \endgroup
diff --git a/Master/texmf-dist/tex/generic/babel/nil.ldf b/Master/texmf-dist/tex/generic/babel/nil.ldf
index d7733c017a6..4d4b1e326a5 100644
--- a/Master/texmf-dist/tex/generic/babel/nil.ldf
+++ b/Master/texmf-dist/tex/generic/babel/nil.ldf
@@ -32,7 +32,7 @@
 %% extension |.ins|) which are part of the distribution.
 %%
 
-\ProvidesLanguage{nil}[2021/03/03 3.55 Nil language]
+\ProvidesLanguage{nil}[2021/03/24 3.56 Nil language]
 \LdfInit{nil}{datenil}
 \ifx\l@nil\@undefined
   \newlanguage\l@nil