Re: win2k, service, pg_ctl, popen, etc
От | Magnus Hagander |
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Тема | Re: win2k, service, pg_ctl, popen, etc |
Дата | |
Msg-id | 6BCB9D8A16AC4241919521715F4D8BCE34BED7@algol.sollentuna.se обсуждение исходный текст |
Ответ на | win2k, service, pg_ctl, popen, etc ("Magnus Hagander" <mha@sollentuna.net>) |
Список | pgsql-hackers-win32 |
> >Does there continue to be any resistance to this approach? > If not, I'll > >gladly provide a patch. > > > > > > > > > > As I understand it, Windows has a standard set of DLL/EXE > metadata (build number, copyright, product name yadda yadda > yadda) stored in some well-known segment of the file. Is > there any reason we can't put the version number somewhere in > there and use some standard API to extract it, rather than > running the .exe to make it tell us? (Not that I have any > idea how to do such a thing.) We could, see VerQueryValue() and friends on MSDN. It *requires* that the version number *always* follows the pattern a.b.c.d, where each of a-d is a 32 bit unsigned int. Meaning there is no way to determine RCs etc, unless we start tracking build numbers in some way. While I think the whole checking of the version there is somewhat of an overkill (again, if you mix binary versions, you are probably going to mess up a whole lot of other things too), it is probably not a bad idea to add version numbering to the binaries *anyway*... //Magnus
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