1 files changed, 34 insertions, 4 deletions
diff --git a/tex/context/base/page-ins.lua b/tex/context/base/page-ins.lua
index 1b8b8583b..44de95ea1 100644
--- a/tex/context/base/page-ins.lua
+++ b/tex/context/base/page-ins.lua
@@ -27,6 +27,13 @@ local report_inserts = logs.reporter("inserts")
 inserts.stored = inserts.stored or { } -- combining them in one is inefficient in the
 inserts.data   = inserts.data   or { } -- bytecode storage pool
 
+local variables     = interfaces.variables
+local v_page        = variables.page
+local v_columns     = variables.columns
+local v_firstcolumn = variables.firstcolumn
+local v_lastcolumn  = variables.lastcolumn
+local v_text        = variables.text
+
 storage.register("structures/inserts/stored", inserts.stored, "structures.inserts.stored")
 
 local data   = inserts.data
@@ -37,13 +44,34 @@ for name, specification in next, stored do
     data[name]                 = specification
 end
 
-function inserts.define(specification)
-    local name = specification.name or "unknown"
+function inserts.define(name,specification)
+    specification.name= name
     local number = specification.number or 0
     data[name] = specification
     data[number] = specification
     -- only needed at runtime as this get stored in a bytecode register
     stored[name] = specification
+    if not specification.location then
+        specification.location = v_page
+    end
+    return specification
+end
+
+function inserts.setup(name,settings)
+    local specification = data[name]
+    for k, v in next, settings do
+        -- maybe trace change
+        specification[k] = v
+    end
+    return specification
+end
+
+function inserts.setlocation(name,location) -- a practical fast one
+    data[name].location = location
+end
+
+function inserts.getlocation(name,location)
+    return data[name].location or v_page
 end
 
 function inserts.getdata(name) -- or number
@@ -60,6 +88,8 @@ end
 
 -- interface
 
-commands.defineinsertion = inserts.define
-commands.insertionnumber = function(name) context(data[name].number or 0) end
+commands.defineinsertion      = inserts.define
+commands.setupinsertion       = inserts.setup
+commands.setinsertionlocation = inserts.setlocation
+commands.insertionnumber      = function(name) context(data[name].number or 0) end