bug#9751: 23.3; Alternative Keyboard Feature/Bug

[Stefan Monnier]

>>>>> "Juri" == Juri Linkov <juri@jurta.org> writes:

>> So I think that fixing (3) is the best choice for now.
>> Does the patch below work for you?

> Sorry, it doesn't seem to work.  After (define-key function-key-map [?β] 
> [?b]),
> typing `β' in Info still does nothing.

Oh, yes, it wasn't complete.  Here is a more complete one which seems to
work to remap 3 to 4 with 3 globally bound to `undefined'.


        Stefan


=== modified file 'src/keyboard.c'
--- src/keyboard.c      2011-10-03 20:50:54 +0000
+++ src/keyboard.c      2011-10-24 16:05:31 +0000
@@ -9852,7 +9852,9 @@
            }
        }
 
-      if (first_binding < nmaps && NILP (submaps[first_binding])
+      if (first_binding < nmaps
+         && NILP (submaps[first_binding])
+         && !EQ (defs[first_binding], Qundefined)
          && indec.start >= t)
        /* There is a binding and it's not a prefix.
           (and it doesn't have any input-decode-map translation pending).
@@ -9879,7 +9881,9 @@
                                  /* If there's a binding (i.e.
                                     first_binding >= nmaps) we don't want
                                     to apply this function-key-mapping.  */
-                                 fkey.end + 1 == t && first_binding >= nmaps,
+                                 fkey.end + 1 == t
+                                 && (first_binding >= nmaps
+                                     || EQ (defs[first_binding], Qundefined)),
                                  &diff, prompt);
            UNGCPRO;
            if (done)