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Re: How can I check for the existence of a glyph in TeX?
At 04:15 AM 9/9/98 +0100, Rebecca and Rowland wrote:
>>This is a tough one, since Knuth worked with fonts that had no missing
>>Hence there is little support for this sort of thing. For example, missing
>>messages do not appear on screen in most TeX implementations, only in the
>>log file (which means they are mostly never seen), and then do not contain
>>any context information (so it can be very hard to find out where they
>>com from). In any case just testing the character causes an error message
>>to be emitted if it is not there. I suppose you could read in the log file
>>and check afterwards :-)?
>An idea... The problem is that as far as the tfm file is concerned, the
>slot is not empty in general when it `points to' a missing glyph: you get a
>missing glyph rule in the dvi file and a warning there, not in the log
Not in the TFM files I use. If there is no glyph there is should say so.
Anything else is deceptive.