> aren't user-facing errors at all, and should be demoted to elog's,
> correct?
>
> elog(ERROR, "invalid regis pattern: \"%s\"", str);

Hmm. If regis detects an error in expression then it will be an error for regex
library too. At least, it was supposed to be.

--
Teodor Sigaev E-mail: teodor@sigaev.ru
WWW: http://www.sigaev.ru/

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