[Fontinst] accessing unencoded charecters

[Hilmar Schlegel]

Walter Schmidt wrote:
> 
> Hi!
> 
> Assuming there is an mtx file for a re-encoded font, which
> says
>       \setscalednotglyph{space}...
> 
> i.e., the space charecter is present in the real font, but
> not in the re-encoded one.
> 
> Now I'm going to use this mtx file in an \installfont command.
> How can I determine the width of the space charecter?
> Using the command
> 
>       \width{space}


work with space-not?

 
> in the .etx file would result in an error:
> 
>   ! Missing number, treated as zero.
>   <to be read again>
>                      \g-space
> 
> Further question:  The command \ifsiglyph{space} would return
> "false" in this case.  How can I check for the existence of
> a character, regardles of whether or not it is present in the
> current encoding?
>

  \ifisglyph{space-not}\then ...?



> thank you in advance for any help
> Walter
> 
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