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Re: win32 patch: processCancelRequest/reaper (+ various minor cha

From: Claudio Natoli <claudio(dot)natoli(at)memetrics(dot)com>
To: "'pgsql-patches(at)postgresql(dot)org'" <pgsql-patches(at)postgresql(dot)org>
Subject: Re: win32 patch: processCancelRequest/reaper (+ various minor cha
Date: 2004-01-12 07:46:27
Message-ID: A02DEC4D1073D611BAE8525405FCCE2B55F252@harris.memetrics.local (view raw or flat)
Thread:
Lists: pgsql-patches
This time with a patch actually attached [doh!]

> -----Original Message-----
> From: Claudio Natoli 
> Sent: Monday, 12 January 2004 6:45 PM
> To: 'pgsql-patches(at)postgresql(dot)org'
> Subject: win32 patch: processCancelRequest/reaper (+ various minor
> changes)
> 
> 
> 
> For application to HEAD, pending community review.
> 
> Briefly,
> 
> [all] Removed call to getppid in SendPostmasterSignal, 
> replacing with a PostmasterPid variable, which gets set 
> (early) in PostmasterMain
>   - Q: Is this ok? Specifically, does anything call this 
> function where getppid would not be the postmaster?
> 
> [fork/exec] Implements processCancelRequest by keeping an 
> array of pid/cancel_key structs in shared mem
> 
> [fork/exec] Moves AttachSharedMemoryAndSemaphores call for 
> backends into SubPostmasterMain
> 
> [win32] Implements reaper/waitpid by keeping an arrays of 
> children pids,handles in postmaster local mem
> 	- this item is largely untested, for reasons which 
> should be obvious, but appears sound
> 
> [win32/all] Added extern for pgpipe in Win32 case, and 
> changed the second pipe call (which seems to have been missed 
> earlier) to pgpipe
> 
> [win32] #define'd ftruncate to chsize in the Win32 case
> 
> [win32] PG_USLEEP for Win32 has a misplaced paren. Fixed.
> 
> [win32] DLLIMPORT handling for MingW case
> 
> Cheers,
> Claudio
> 

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