Re: BUG #18735: Specific multibyte character in psql file path command parameter for Windows

Hello;

We need to investigate how backslash in the latter byte of Shift-JIS
encoded string is handled in psql.
---
Koichi Suzuki
https://www.linkedin.com/in/koichidbms

2024年12月6日(金) 15:11 Koichi Suzuki <koichi(dot)dbms(at)gmail(dot)com>:

> In the Japanese version of Windows, file names are in Shift-JIS.
>
> For sure, we need to check client_encoding.
>
> Regards;
> ---
> Koichi Suzuki
> https://www.linkedin.com/in/koichidbms
>
>
>
> 2024年12月6日(金) 14:44 Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>:
>
>> Tatsuo Ishii <ishii(at)postgresql(dot)org> writes:
>> >> This might mean that it'd be okay to just skip the backslash-to-slash
>> >> conversion loops altogether if we think the encoding is Shift-JIS.
>>
>> > I suggest to not do so because majority of Shift-JIS users treat 0x5C
>> > as a backslash. They understand that a 0x5C means a backslash in
>> > Shift-JIS files if the files are for programming (source code) or for
>> > the technical documentations and so on.
>>
>> Sure, we can do it that way. I think the hard part is figuring
>> out whether Windows thinks the file names are in Shift-JIS.
>> Do you have any idea about finding that out?
>>
>> regards, tom lane
>>
>