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Re: Cygwin version detection at run time
- From: VÃclav Haisman <vhaisman at gmail dot com>
- To: cygwin at cygwin dot com
- Date: Fri, 14 Aug 2015 17:08:07 +0200
- Subject: Re: Cygwin version detection at run time
- Authentication-results: sourceware.org; auth=none
- References: <CAKw7uVjccyLMYEQcxmZ6qHeAkGoowBB+-6VG-eu59_o4h6RKNQ at mail dot gmail dot com> <55CDF6F5 dot 6030202 at cs dot umass dot edu>
On 14 August 2015 at 16:11, Eliot Moss <email@example.com> wrote:
> On 8/14/2015 9:56 AM, VÃclav Haisman wrote:
>> I am trying to find out Cygwin version at run time.
>> I have noticed that there is `cygwin_internal (CW_GETVERSIONINFO)` API
>> for this. However, it seems that the `cygwin_version_info` structure
>> this call is supposed to fill in is not publicly available and is only
>> declared internally in `winsup/cygwin/cygwin_version.h`.
>> Am I right that my only option is either to copy the internal
>> declaration of the structure or to use `/proc/version` and parse the
>> version string out of that?
> There's uname, whose options allow getting various parts of what
> /proc/version gives you. uname is also somewhat portable across
> different flavors of linux ...
Never mind, I have figured it out. The `cygwin_internal
(CW_GETVERSIONINFO)` actually returns a pointer to string which can
be parsed reliably. I have used it.
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