On Tue, Nov 03 2015, Pedro Giffuni wrote:
> What worries me about libtre is that it lacks important functionality like
> delimiters. We even brought the sysv delimiters to be more compatible with
> Solaris and GNU and we can’t back those out now:
It supports \< and \> out of the box, cf.
And the darwin patch mentioned above implements [[:<:]] and [[:>:]], see
That patch also implements the REG_STARTEND flag for regexec(3), which
is needed for vi.
Also, tre provides wchar versions for regcomp(3) and friends, so that
nvi wouldn't need its own private regex library anymore.
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