Re: [PATCH] contrib/elf2dmp: a workaround for the buggy msvcrt.dll!fwrite

["Daniel P. Berrangé" <berrange@redhat.com>]

On Thu, Jul 11, 2024 at 04:53:50PM +0900, Akihiko Odaki wrote:
> On 2024/07/10 17:02, hellord wrote:
> > 
> > note:
> > 1. The path of buggy msvcrt.dll is c:\windows\system32\msvcrt.dll(
> > mingw64 links to it );
> > 2. fwrite implementation in another msvc library which is called
> > ucrtbase.dll is correct(msvc links to it by default).
> 
> I don't object to this change but you should use ucrt whenever possible. I'm
> not confident that elf2dmp and other QEMU binaries would work well with
> mvcrt.
> 
> I even would like to force users to use ucrt and call setlocale(LC_ALL,
> ".UTF8") to fix text encoding, but I haven't done that yet because Fedora,
> which cross-compiles QEMU for CI, still uses msvcrt.

Our native Windows builds are also validating with msvcrt, and Stefan's
Windows packages for QEMU are also msvcrt.

Users getting QEMU packages from msys can choose whether to pull the
msvcrt build or the ucrt build, but forcing ucrt is a non-starter IMHO.


With regards,
Daniel
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