exit bug on 1.7.17 ?

marco atzeri marco.atzeri@gmail.com
Fri Mar 8 12:14:00 GMT 2013


On 3/8/2013 12:00 PM, Corinna Vinschen wrote:
> On Mar  7 18:51, marco atzeri wrote:
>>
>> Corinna, Cgf,
>> your opinion please, I guess this behavior changed long time ago
>
> I'm not overly fluent with the process signalling stuff.  It might
> be helpful to know which Cygwin version introduced this change.
>
>
> Corinna

it seems already there on 1.7.14
the older version I have of cygwin1.dll

>
>
>> -------- Original Message --------
>> Subject: Re: Postgresql for cygwin - 2nd
>> Date: Thu, 07 Mar 2013 12:16:04 -0500
>> From: Andrew Dunstan
>> To: marco atzeri
>>
>>
>> pg_ctl is broken because it hangs waiting for a child process to finish.
>> This can be seen with the following test program:
>>
>>     #include <stdio.h>
>>     #include <stdlib.h>
>>
>>     main()
>>     {
>>          system("sleep 5 && echo waking&");
>>          printf("done\n");
>>          exit(0);
>>     }
>>
>> On my Cygwin 1.7.7/ gcc 4.3.4 system this program returns immediately as
>> expected and does not wait for the child to exit. However, on Cygwin
>> 1.7.17 / gcc 4.5.3 it does not return until the child exits, even though
>> the system() call returns immediately.
>>
>> That's a major piece of breakage (and nothing to to with Postgres, of
>> course).
>>
>> cheers
>>
>> andrew
>>
>> On 03/06/2013 05:17 PM, marco atzeri wrote:
>>> Andrew,
>>> attached clean version of previous patch.
>>>
>>> I reversed the postgres.exe changes, for the time being, to allow
>>> a complete compilation.
>>>
>>> - Every dll  is built with  "gcc -shared",
>>> - DLLWRAP is not used anymore
>>> - DLLTOLL is only used for postgres.exe
>>>
>>> I will upload a test package to allow user tests
>>>
>>> Regards
>>> Marco
>>
>>
>>
>>
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