18 files changed, 70 insertions, 25 deletions
diff --git a/tex/context/base/buff-ini.lua b/tex/context/base/buff-ini.lua
index d6b5211b1..9d8ad8104 100644
--- a/tex/context/base/buff-ini.lua
+++ b/tex/context/base/buff-ini.lua
@@ -37,6 +37,8 @@ local lpegmatch = lpeg.match
 
 local data, flags, hooks, visualizers = buffers.data, buffers.flags, buffers.hooks, buffers.visualizers
 
+visualizers.defaultname = variables.typing
+
 function buffers.raw(name)
     return data[name] or { }
 end
@@ -350,15 +352,27 @@ function buffers.loadvisualizer(name)
     if hn then
         return hn
     else
-        if trace_visualize then
+        environment.loadluafile("pret-" .. name)
+        local hn = handlers[name]
+        if not hn then
+        --  hn = buffers.newvisualizer(name)
+            hn = handlers[visualizers.defaultname]
+            handlers[name] = n
+            if trace_visualize then
+                logs.report("buffers","mapping '%s' visualizer onto '%s'",name,visualizers.defaultname)
+            end
+        elseif trace_visualize then
             logs.report("buffers","loading '%s' visualizer",name)
         end
-        environment.loadluafile("pret-" .. name)
-        return handlers[name] or buffers.newvisualizer(name)
+        return hn
     end
 end
 
-local default = buffers.newvisualizer("default")
+-- was "default", should be set at tex end (todo)
+
+local default = buffers.newvisualizer(visualizers.defaultname)
+
+--~ print(variables.typing) os.exit()
 
 local currentvisualizer, currenthandler
 
@@ -366,7 +380,7 @@ function buffers.setvisualizer(str)
     currentvisualizer = lower(str)
     currenthandler = handlers[currentvisualizer]
     if not currenthandler then
-        currentvisualizer = 'default'
+        currentvisualizer = visualizers.defaultname
         currenthandler = handlers.default
     end
     if currenthandler.reset then
@@ -374,7 +388,7 @@ function buffers.setvisualizer(str)
     end
 end
 
-buffers.setvisualizer("default")
+buffers.setvisualizer(visualizers.defaultname)
 
 function visualizers.reset()
 end
diff --git a/tex/context/base/char-cmp.lua b/tex/context/base/char-cmp.lua
index 42a354cb8..c7deb7901 100644
--- a/tex/context/base/char-cmp.lua
+++ b/tex/context/base/char-cmp.lua
@@ -7,6 +7,7 @@ if not modules then modules = { } end modules ['char-cmp'] = {
 }
 
 local utf = unicode.utf8
+local unpack = unpack or table.unpack
 
 characters            = characters            or { }
 characters.uncomposed = characters.uncomposed or { }
diff --git a/tex/context/base/data-bin.lua b/tex/context/base/data-bin.lua
index 6e967fb1a..7bfdc7efe 100644
--- a/tex/context/base/data-bin.lua
+++ b/tex/context/base/data-bin.lua
@@ -7,6 +7,7 @@ if not modules then modules = { } end modules ['data-bin'] = {
 }
 
 local finders, openers, loaders = resolvers.finders, resolvers.openers, resolvers.loaders
+local unpack = unpack or table.unpack
 
 function resolvers.findbinfile(filename, filetype)
     return resolvers.methodhandler('finders',file.collapse_path(filename), filetype)
diff --git a/tex/context/base/data-lua.lua b/tex/context/base/data-lua.lua
index 3005d5176..af09bbe59 100644
--- a/tex/context/base/data-lua.lua
+++ b/tex/context/base/data-lua.lua
@@ -13,6 +13,7 @@ if not modules then modules = { } end modules ['data-lua'] = {
 local trace_locating = false  trackers.register("resolvers.locating", function(v) trace_locating = v end)
 
 local gsub = string.gsub
+local unpack = unpack or table.unpack
 
 local  libformats = { 'luatexlibs', 'tex', 'texmfscripts', 'othertextfiles' } -- 'luainputs'
 local clibformats = { 'lib' }
diff --git a/tex/context/base/data-tex.lua b/tex/context/base/data-tex.lua
index 0f2be3962..5798ba9f3 100644
--- a/tex/context/base/data-tex.lua
+++ b/tex/context/base/data-tex.lua
@@ -9,6 +9,7 @@ if not modules then modules = { } end modules ['data-tex'] = {
 -- special functions that deal with io
 
 local format, lower = string.format, string.lower
+local unpack = unpack or table.unpack
 
 local trace_locating = false trackers.register("resolvers.locating", function(v) trace_locating = v end)
 
diff --git a/tex/context/base/data-tre.lua b/tex/context/base/data-tre.lua
index a56040ccc..ae417b7a7 100644
--- a/tex/context/base/data-tre.lua
+++ b/tex/context/base/data-tre.lua
@@ -9,6 +9,7 @@ if not modules then modules = { } end modules ['data-tre'] = {
 -- \input tree://oeps1/**/oeps.tex
 
 local find, gsub = string.find, string.gsub
+local unpack = unpack or table.unpack
 
 local finders, openers, loaders = resolvers.finders, resolvers.openers, resolvers.loaders
 
diff --git a/tex/context/base/data-zip.lua b/tex/context/base/data-zip.lua
index 7d2fc8664..aa3740a83 100644
--- a/tex/context/base/data-zip.lua
+++ b/tex/context/base/data-zip.lua
@@ -7,6 +7,7 @@ if not modules then modules = { } end modules ['data-zip'] = {
 }
 
 local format, find, match = string.format, string.find, string.match
+local unpack = unpack or table.unpack
 
 local trace_locating = false  trackers.register("resolvers.locating", function(v) trace_locating = v end)
 
diff --git a/tex/context/base/font-syn.lua b/tex/context/base/font-syn.lua
index e3bd85288..b56ea7917 100644
--- a/tex/context/base/font-syn.lua
+++ b/tex/context/base/font-syn.lua
@@ -15,6 +15,7 @@ local find, gmatch = string.find, string.gmatch
 local concat, sort, format = table.concat, table.sort, string.format
 local lpegmatch = lpeg.match
 local utfgsub, utflower = utf.gsub, utf.lower
+local unpack = unpack or table.unpack
 
 local trace_names    = false  trackers.register("fonts.names",    function(v) trace_names    = v end)
 local trace_warnings = false  trackers.register("fonts.warnings", function(v) trace_warnings = v end)
diff --git a/tex/context/base/l-table.lua b/tex/context/base/l-table.lua
index 70a901e9d..1382f83a3 100644
--- a/tex/context/base/l-table.lua
+++ b/tex/context/base/l-table.lua
@@ -12,6 +12,7 @@ local concat, sort, insert, remove = table.concat, table.sort, table.insert, tab
 local format, find, gsub, lower, dump, match = string.format, string.find, string.gsub, string.lower, string.dump, string.match
 local getmetatable, setmetatable = getmetatable, setmetatable
 local type, next, tostring, tonumber, ipairs, pairs = type, next, tostring, tonumber, ipairs, pairs
+local unpack = unpack or table.unpack
 
 function table.strip(tab)
     local lst = { }
diff --git a/tex/context/base/luat-ini.lua b/tex/context/base/luat-ini.lua
index 4138e16af..295a9ab8f 100644
--- a/tex/context/base/luat-ini.lua
+++ b/tex/context/base/luat-ini.lua
@@ -45,7 +45,7 @@ one.</p>
 --ldx]]--
 
 local string, table, lpeg, math, io, system = string, table, lpeg, math, io, system
-local next, setfenv = next, setfenv
+local next, setfenv = next, setfenv or debug.setfenv
 local format = string.format
 
 local global = _G
@@ -78,6 +78,10 @@ local protected = {
 
 userdata, thirddata, moduledata = nil, nil, nil
 
+if not setfenv then
+    texio.write_nl("warning: we need to fix setfenv")
+end
+
 function protect(name)
     if name == "isolateddata" then
         local t = { }
diff --git a/tex/context/base/mult-clm.lua b/tex/context/base/mult-clm.lua
index 6e6597e2a..069da8862 100644
--- a/tex/context/base/mult-clm.lua
+++ b/tex/context/base/mult-clm.lua
@@ -11,6 +11,7 @@ if not modules then modules = { } end modules ['mult-clm'] = {
 
 local texsprint, ctxcatcodes, vrbcatcodes = tex.sprint, tex.ctxcatcodes, tex.vrbcatcodes
 local format, insert, remove, concat = string.format, table.insert, table.remove, table.concat
+local unpack = unpack or table.unpack
 
 local trace_define = false  trackers.register("context.define", function(v) trace_define = v end)
 
diff --git a/tex/context/base/pack-rul.mkiv b/tex/context/base/pack-rul.mkiv
index b0b2592b5..79daf99e2 100644
--- a/tex/context/base/pack-rul.mkiv
+++ b/tex/context/base/pack-rul.mkiv
@@ -2654,9 +2654,9 @@
       \c!orientation=,
       \c!indenting=,
       #2]%
-   \setvalue{\e!start#1}{\dostartframedtext[#1]}%
-   \setvalue{\e!stop #1}{\dostopframedtext     }%
-   \setvalue        {#1}{\doframedtext     [#1]}}
+   \unexpanded\setvalue{\e!start#1}{\dostartframedtext[#1]}%
+   \unexpanded\setvalue{\e!stop #1}{\dostopframedtext     }%
+   \unexpanded\setvalue        {#1}{\doframedtext     [#1]}}
 
 \def\defineframedtext
   {\dodoubleempty\dodefineframedtext}
@@ -2832,7 +2832,7 @@
 
 \def\dodefineframed[#1][#2]%
   {\iffirstargument
-     \setvalue{#1}{\dodoubleempty\doframed[#2]}%
+     \unexpanded\setvalue{#1}{\dodoubleempty\doframed[#2]}%
    \fi}
 
 \def\doframed[#1][#2]%
diff --git a/tex/context/base/pret-lua.lua b/tex/context/base/pret-lua.lua
index 1a771a7fd..2809a1eca 100644
--- a/tex/context/base/pret-lua.lua
+++ b/tex/context/base/pret-lua.lua
@@ -33,9 +33,11 @@ visualizer.identifiers.base = {
 }
 
 visualizer.identifiers.five = {
-    "_G", "getfenv", "getmetatable", "ipairs", "loadlib", "next", "pairs",
-    "pcall", "rawequal", "setfenv", "setmetatable", "xpcall", "string", "table",
-    "math", "coroutine", "io", "os", "debug", "load", "module", "select"
+    "_G", "getmetatable", "ipairs", "loadlib", "next", "pairs",
+    "pcall", "rawequal", "setmetatable", "xpcall", "string", "table",
+    "math", "coroutine", "io", "os", "debug", "load", "module", "select",
+    -- depricated
+    "getfenv", "setfenv",
 }
 
 visualizer.identifiers.libs = {
@@ -43,7 +45,7 @@ visualizer.identifiers.libs = {
     "coroutine.create", "coroutine.resume", "coroutine.status", "coroutine.wrap",
     "coroutine.yield", "coroutine.running",
     -- package
-    "package.cpath", "package.loaded", "package.loadlib", "package.path",
+    "package.cpath", "package.loaded", "package.loadlib", "package.path", "package.config",
     -- io
     "io.close", "io.flush", "io.input", "io.lines", "io.open", "io.output",
     "io.read", "io.tmpfile", "io.type", "io.write", "io.stdin", "io.stdout",
@@ -51,7 +53,7 @@ visualizer.identifiers.libs = {
     -- math
     "math.abs", "math.acos", "math.asin", "math.atan", "math.atan2", "math.ceil",
     "math.cos", "math.deg", "math.exp", "math.floor math.", "math.ldexp",
-    "math.log", "math.log10", "math.max", "math.min math.mod math.pi", "math.pow",
+    "math.log", "math.max", "math.min", "math.mod", "math.pi", "math.pow",
     "math.rad", "math.random", "math.randomseed", "math.sin", "math.sqrt",
     "math.tan", "math.cosh", "math.fmod", "math.modf", "math.sinh", "math.tanh",
     "math.huge",
@@ -60,13 +62,16 @@ visualizer.identifiers.libs = {
     "string.lower", "string.rep", "string.sub", "string.upper", "string.format",
     "string.gfind", "string.gsub", "string.gmatch", "string.match", "string.reverse",
     -- table
-    "table.maxn", "table.concat", "table.foreach", "table.foreachi", "table.getn",
+    "table.concat", "table.foreach", "table.foreachi", "table.getn",
     "table.sort", "table.insert", "table.remove", "table.setn",
+    "table.pack", "table.unpack",
     -- os
     "os.clock", "os.date", "os.difftime", "os.execute", "os.exit", "os.getenv",
     "os.remove", "os.rename", "os.setlocale", "os.time", "os.tmpname",
     -- package
-    "package.preload", "package.seeall"
+    "package.preload", "package.seeall",
+    -- depricated
+    "math.log10", "table.maxn",
 }
 
 local known_words = { }
diff --git a/tex/context/base/spac-ver.lua b/tex/context/base/spac-ver.lua
index 8700eccce..97114c1e6 100644
--- a/tex/context/base/spac-ver.lua
+++ b/tex/context/base/spac-ver.lua
@@ -20,6 +20,7 @@ local format, gmatch, concat, match = string.format, string.gmatch, table.concat
 local ceil, floor, max, min, round = math.ceil, math.floor, math.max, math.min, math.round
 local texsprint, texlists, texdimen, texbox, texht, texdp = tex.sprint, tex.lists, tex.dimen, tex.box, tex.ht, tex.dp
 local lpegmatch = lpeg.match
+local unpack = unpack or table.unpack
 
 local ctxcatcodes = tex.ctxcatcodes
 local variables = interfaces.variables
diff --git a/tex/context/base/strc-des.mkiv b/tex/context/base/strc-des.mkiv
index f50688a69..4c823514d 100644
--- a/tex/context/base/strc-des.mkiv
+++ b/tex/context/base/strc-des.mkiv
@@ -868,14 +868,18 @@
         userdata = structure.helpers.touserdata(\!!bs\detokenize{#2}\!!es)
        }
      }}%
-     \xdef\currentdescriptionattribute  {\ctxlua    {tex.write(jobreferences.setinternalreference("\referenceprefix","\currentdescriptionreference",\nextinternalreference,"\@@iafocus"))}}%
-     \xdef\currentdescriptionsynchronize{\ctxlatelua{structure.lists.enhance(\currentdescriptionnumberentry)}}%
+    \xdef\currentdescriptionattribute  {\ctxlua    {tex.write(jobreferences.setinternalreference("\referenceprefix","\currentdescriptionreference",\nextinternalreference,"\@@iafocus"))}}%
+    \xdef\currentdescriptionsynchronize{\ctxlatelua{structure.lists.enhance(\currentdescriptionnumberentry)}}%
    \fi
    \endgroup}
 
-\def\reinstatedescriptionnumberentry
-  {\xdef\currentdescriptionattribute  {\ctxlua    {tex.write(jobreferences.getinternalreference(\currentdescriptionnumberentry))}}%
-   \xdef\currentdescriptionsynchronize{\ctxlatelua{structure.lists.enhance(\currentdescriptionnumberentry)}}}
+% This is not so nice, some day i'll just store the number with the entry
+% and deal with all at the Lua end, but first we need to be able to set
+% macros.
+
+\def\reinstatedescriptionnumberentry#1%
+  {\xdef\currentdescriptionattribute  {\ctxlua    {tex.write(jobreferences.getinternalreference(#1))}}%
+   \xdef\currentdescriptionsynchronize{\ctxlatelua{structure.lists.enhance(#1)}}}
 
 \installstructurelistprocessor{description}{\usestructurelistprocessor{number+title}}
 
diff --git a/tex/context/base/strc-not.lua b/tex/context/base/strc-not.lua
index 266e22edc..f390c05b5 100644
--- a/tex/context/base/strc-not.lua
+++ b/tex/context/base/strc-not.lua
@@ -69,6 +69,12 @@ function notes.get(tag,n)
     end
 end
 
+-- we could make a special enhancer
+
+function notes.listindex(tag,n)
+    return notedata[tag][n]
+end
+
 function notes.define(tag,kind,number)
     local state = notes.setstate(tag,kind)
     state.number = number
diff --git a/tex/context/base/strc-not.mkiv b/tex/context/base/strc-not.mkiv
index cbdf3783f..6be959fa3 100644
--- a/tex/context/base/strc-not.mkiv
+++ b/tex/context/base/strc-not.mkiv
@@ -640,9 +640,10 @@
   {\edef\currentdescription{#1}%
    \edef\currentnote{#1}%
    \edef\currentdescriptionnumberentry{#2}%
+   \edef\currentdescriptionlistentry{\ctxlua{tex.write(structure.notes.listindex("#1",#2))}}%
    % as we can have collected notes (e.g. in tables) we need to recover
    % \currentdescriptionattribute and \currentdescriptionsynchronize
-   \reinstatedescriptionnumberentry
+   \reinstatedescriptionnumberentry\currentdescriptionlistentry % we could store the number in the entry
    %
    \dontcomplain % should be done in startstoreddescription instead
    \dostartstoreddescription\begstrut\currentnotedescriptiontext\endstrut\dostopstoreddescription}
diff --git a/tex/generic/context/luatex-fonts-merged.lua b/tex/generic/context/luatex-fonts-merged.lua
index 56c7c59d5..3d48a017d 100644
--- a/tex/generic/context/luatex-fonts-merged.lua
+++ b/tex/generic/context/luatex-fonts-merged.lua
@@ -1,6 +1,6 @@
 -- merged file : c:/data/develop/context/texmf/tex/generic/context/luatex-fonts-merged.lua
 -- parent file : c:/data/develop/context/texmf/tex/generic/context/luatex-fonts.lua
--- merge date  : 01/09/10 00:02:29
+-- merge date  : 01/11/10 15:01:58
 
 do -- begin closure to overcome local limits and interference
 
@@ -584,6 +584,7 @@ local concat, sort, insert, remove = table.concat, table.sort, table.insert, tab
 local format, find, gsub, lower, dump, match = string.format, string.find, string.gsub, string.lower, string.dump, string.match
 local getmetatable, setmetatable = getmetatable, setmetatable
 local type, next, tostring, tonumber, ipairs, pairs = type, next, tostring, tonumber, ipairs, pairs
+local unpack = unpack or table.unpack
 
 function table.strip(tab)
     local lst = { }