Re: pipe chunking vs Windows - Mailing list pgsql-hackers

From korry.douglas
Subject Re: pipe chunking vs Windows
Date
Msg-id 46AD0170.3000206@enterprisedb.com
Whole thread Raw
In response to Re: pipe chunking vs Windows  ("korry.douglas" <korry.douglas@enterprisedb.com>)
List pgsql-hackers
>> I have not yet succeeded in turning this behaviour off (_setmode() 
>> didn't seem to affect it). If we can't find a way to turn it off, the 
>> only solution short of abandoning its use on Windows that I can think 
>> of is to translate LF on input to something unlikely like 0x1C and 
>> then translate it back when we read it from the pipe.
> Did you _setmode() the pipe, _setmode() stderr, or both?  (And did you 
> try before or after calling dup2()?).
>
> It looks like the Win CRT implementation of dup2() copues the "mode" 
> from the pipe that you've created into stderr.
Sorry, I was looking at the wrong chunk of code in syslogger.c. 

Why are you calling _open_osfhandle() with O_TEXT?  That looks 
suspicious giving the problem that you are seeing with CR -> CR/LF 
translation.
         -- Korry


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