Re: Refactor to introduce pg_strcoll().

On 07.10.22 01:15, Jeff Davis wrote:
> + * Call ucol_strcollUTF8(), ucol_strcoll(), strcoll(), strcoll_l(), wcscoll(),
> + * or wcscoll_l() as appropriate for the given locale, platform, and database
> + * encoding. Arguments must be NUL-terminated. If the locale is not specified,
> + * use the database collation.
> + *
> + * If the collation is deterministic, break ties with memcmp(), and then with
> + * the string length.
> + */
> +int
> +pg_strcoll(const char *arg1, int len1, const char *arg2, int len2,
> +           pg_locale_t locale)

It's a bit confusing that arguments must be NUL-terminated, but the 
length is still specified.  Maybe another sentence to explain that would 
be helpful.

The length arguments ought to be of type size_t, I think.