On Fri, Aug 23, 2024 at 12:27:01PM +0200, Alejandro C via austin-group-l at The Open Group wrote: > wmemrchr(), and in general w*(), are functions that deal with wide > characters --which have a fixed width--, not multi-byte characters --which > have a variable width--.
> Thus, searching backwards for a wc should be a trivial loop: > [snip] I agree that the rationale is incorrect. However, I still agree that wmemrchr() should not be added to the standard. Not only would it be invention, but it would boil down to doing work to improve UTF-32 support (in most implementations). UTF-32 is inefficient with little compensation (since single code points aren't that meaningful in today's Unicode). -- Jilles Tjoelker
