Am 04.07.2011 um 12:01 schrieb luigi scarso:

> On Mon, Jul 4, 2011 at 11:50 AM, Patrick Gundlach <[email protected]> wrote:
>> Hi,
>> 
>> why is the function protect_glyph called "protect..."? What does it protect?
>> 
>> Patrick
>> 
>> 
>> (who is slightly embarrassed to ask this question)
>> 
>> 
> (a little old trunk/source/texk/web2c/luatexdir/lua/lnodelib.c)
> 
> static int lua_nodelib_protect_glyphs(lua_State * L)
[...]
> static int lua_nodelib_unprotect_glyphs(lua_State * L)
[...]

I still don't quite understand what it protects from? The source and the manual 
are stating the same, so I am not sure what I can read from the source.

Patrick




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