[PATCH v2] Fix WOW64 process system DLL paths

[Christian Biesinger]

On Thu, Mar 26, 2020 at 3:35 PM Hannes Domani via Gdb-patches
<gdb-patches@sourceware.org> wrote:
>
>  Am Donnerstag, 26. März 2020, 20:26:14 MEZ hat Eli Zaretskii <eliz@gnu.org> Folgendes geschrieben:
>
> > > Date: Wed, 25 Mar 2020 14:35:51 +0000 (UTC)
> >
> > > From: Hannes Domani via Gdb-patches <gdb-patches@sourceware.org>
> > >
> > > > > But I figured my way with GetSystemWow64Directory is simpler.
> > > > >
> > > > >
> > > > > Is the v2 OK to commit?
> > > >
> > > > Yes, thanks.
> > >
> > > Pushed, thanks.
> >
> >
> > It looks like the same problem exists in the 32-bit Windows build of
> > GDB, when it runs on 64-bit Windows 10: "info sharedlibrary" shows
> > C:\Windows\system32 instead of C:\Windows\SysWOW64 (it doesn't happen
> > on 64-bit Windows 7, for example).  So I guess the code which replaces
> > the former with the latter should also be in the 32-bit build, not
> > just "#ifdef __x86_64__".
>
> Yes, for me (on Win7) it also happens with the same dlls in the 32-bit gdb
> as with the 64-bit gdb.
> But it shouldn't matter, since for 32-bit gdb all C:\Windows\system32 paths
> are automatically redirected[1] to C:\Windows\SysWOW64 anyways.
>
> [1] https://docs.microsoft.com/en-us/windows/win32/winprog64/file-system-redirector

Even so, it's probably less confusing for the user if what GDB
displays actually matches reality?

Christian