[m-users.] Compiler warning in my readdir.m

Volker Wysk post at volker-wysk.de
Mon Oct 14 17:41:45 AEDT 2019


Am Sonntag, den 13.10.2019, 23:30 -0500 schrieb Julian Fondren:
> What you're doing though is pretty weird: returning a string just
> so that Mercury can test for that string.

The empty string is used to report the end of directory to the caller.
This is used only internally.

Cheers
Volker



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