From: Christian Franke <Christian.Franke@t-online.de>
To: cygwin@cygwin.com
Subject: Re: GetVersionEx() depreciated, what should be used instead for Windows 7/8/10?
Date: Thu, 21 Mar 2024 09:58:43 +0100 [thread overview]
Message-ID: <538aa134-b079-12ec-76fe-5a60fc77c3ee@t-online.de> (raw)
In-Reply-To: <ZfszwBeYDxxApO9v@calimero.vinschen.de>
Corinna Vinschen via Cygwin wrote:
> On Mar 20 12:39, Christian Franke via Cygwin wrote:
>> Corinna Vinschen via Cygwin wrote:
>>> You have to create an application with an application manifest not
>>> supporting your OS.
>>>
>>> For Cygwin apps, this occured when you built, say, an executable under
>>> Windows 8.1 before Windows 10 support was added to the Cygwin toolchain:
>>> the manifest linked to the Cygwin executable didn't yet contain a GUID
>>> entry for Windows 10 support.
>>>
>>> In this case, RtlGetVersion returns an OS version 6.3 even when running
>>> under the 10.0 kernel. This behaviour exists back 'til Windows Vista.
>> Could not reproduce the latter on Win10. I tested with recent Win10 and
>> Win11 and also found a Win10 1511 (and Slackware 1.1.2, Win3.1, OS/2, ...)
>> in my VM image museum.
>>
>> Regardless of the exe manifest, RtlGetVersion and RtlGetNtVersionNumbers
>> return the correct versions:
>> 10.0.22621 (Win11 22H2)
>> 10.0.19045 (Win10 22H2)
>> 10.0.10586 (Win10 1511)
>>
>> Without a manifest, GetVersionEx returns:
>> 6.2.9200 (Win8)
> Please check on commit 48511f3d3847c. It was a real, existing problem
> at the time. I wouldn't have added the RtlGetNtVersionNumbers call
> just for fun.
>
Of course.
I learned about the existence of RtlGetNtVersionNumbers via this commit
and was curious, which Windows versions were affected but found none.
This suggests that only some early Win10 versions were affected.
--
Regards,
Christian
next prev parent reply other threads:[~2024-03-21 8:58 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-19 6:25 Cedric Blancher
2024-03-19 10:20 ` Christian Franke
2024-03-19 14:03 ` Bill Stewart
2024-03-19 15:00 ` Richard Campbell
2024-03-19 15:18 ` Bill Stewart
2024-03-19 16:20 ` Corinna Vinschen
2024-03-19 16:32 ` Bill Stewart
2024-03-20 11:39 ` Christian Franke
2024-03-20 14:26 ` Bill Stewart
2024-03-20 19:06 ` Corinna Vinschen
2024-03-21 8:58 ` Christian Franke [this message]
2024-03-21 15:15 ` Corinna Vinschen
2024-03-22 22:13 ` Ray Satiro
2024-03-23 9:37 ` Corinna Vinschen
2024-03-23 9:57 ` Christian Franke
2024-03-23 21:04 ` Corinna Vinschen
2024-03-24 14:42 ` Christian Franke
2024-03-24 21:05 ` Corinna Vinschen
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