Re: Trying to build x86 version on windows using meson

Andres,

On Thu, 21 Mar 2024 at 12:51, Andres Freund <andres(at)anarazel(dot)de> wrote:

> Hi,
>
> On 2024-03-21 07:11:23 -0400, Dave Cramer wrote:
> > It seems that attempting to cross-compile on an ARM machine might be
> asking
> > too much as the use cases are pretty limited.
>
> It for sure is if you don't even provide the precise commands and logs of a
> failed run...
>
>
> > So the impetus for this is that folks require 32bit versions of psqlODBC.
> > Unfortunately EDB is no longer distributing a 32 bit windows version.
> >
> > All I really need is a 32bit libpq. This seems like a much smaller lift.
> > Suggestions ?
>
> FWIW, I can cross compile postgres from linux to 32bit windows without an
> issue. If you really just need a 32bit libpq, that might actually be
> easier.
>
> cd /tmp/ && rm -rf /tmp/meson-w32 && m setup --buildtype debug
> -Dcassert=true -Db_pch=true --cross-file
> ~/src/meson/cross/linux-mingw-w64-32bit.txt /tmp/meson-w32 ~/src/postgresql
> && cd /tmp/meson-w32 && ninja
>
> file src/interfaces/libpq/libpq.dll
> src/interfaces/libpq/libpq.dll: PE32 executable (DLL) (console) Intel
> 80386, for MS Windows, 19 sections
>
> You'd need a windows openssl to actually have a useful libpq, but that
> should
> be fairly simple.
>
>
> There are two warnings that I think point to us doing something wrong, but
> they're not affecting libpq:
>
> [1585/1945 42 81%] Linking target src/bin/pgevent/pgevent.dll
> /usr/bin/i686-w64-mingw32-ld: warning: resolving _DllRegisterServer by
> linking to _DllRegisterServer(at)0
> Use --enable-stdcall-fixup to disable these warnings
> Use --disable-stdcall-fixup to disable these fixups
> /usr/bin/i686-w64-mingw32-ld: warning: resolving _DllUnregisterServer by
> linking to _DllUnregisterServer(at)0
>
>
>
Attached correct log file

Dave