Follow-up Comment #11, bug #67612 (group groff):
>> Lacking a test-gropdf analogue to the test-groff script, running the
>> latest
>> gropdf directly is not straightforward.
>>
>> $ echo 'Yo!' | $HOME/groff/build/test-groff -Z -Tpdf |
>> $HOME/groff/build/gropdf
>> gropdf: fatal error: failed to open 'download' file
>>
>>
>> There's probably a way to make it work, but it's not worth my time to
>> figure out, since all I care about is "is it 0 or not-0?"
>
> Hmm. This works for me:
>
>
> $ echo 'Yo!' | ./build/test-groff -Z -Tpdf | ./build/gropdf >/dev/null
> $ echo $?
> 0
You may need "-F build/font" on the gropdf invocation, otherwise gropdf will
be using fonts in the current system directories, whereas groff (via
test-groff) uses the fonts in build/font.
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