Re: src/port/getopt_long.c lossy with arguments having no option characters - Mailing list pgsql-bugs

On 4/3/15 10:08 AM, Tom Lane wrote:
> Michael Paquier <michael.paquier@gmail.com> writes:
>> The implementation of getopt_long in src/port has some limitations,
>> for example such commands do not work but they should:
>
> No, those should not work.  You're too used to versions that don't insist
> on switches-before-non-switch-arguments.  Such behavior is an extension
> that is not standard,

It is true that options after non-option arguments are a GNU extension,
but long options are also a GNU extension.  So the behavior we provide
is neither pure POSIX nor pure GNU.  I can see how that would be confusing.