Horton

Re: BUG #17288: PSQL bug with COPY command (Windows)

Dmitry Koval <d.koval@postgrespro.ru>

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From: Dmitry Koval <d.koval@postgrespro.ru>
To: Juan José Santamaría Flecha <juanjo.santamaria@gmail.com>
Cc: Michael Paquier <michael@paquier.xyz>, PostgreSQL mailing lists <pgsql-bugs@lists.postgresql.org>
Date: 2021-11-18T18:48:55Z
Lists: pgsql-bugs 
 >You are right about freopen(), but stderr works just because it's being
 >parsed as a file, not a stream, by parse_slash_copy().

You are right. I wrote about stderr without inspecting code (

 >I would keep the memset(buf, 0, sizeof(*buf)) for the members we
 >are not setting.

Of course. Original code (src/port/win32stat.c) contains line

memset(buf, 0, sizeof(*buf))

before call GetFileInformationByHandle().

With best regards,
Dmitry Koval.

Commits

  1. Fix compatibility thinko for fstat() on standard streams in win32stat.c

  2. Fix fstat() emulation on Windows with standard streams