[FFmpeg-devel] [PATCH v2] fix(configure): fix detection on windows arm64

[Coia Prant]

Also we can check $MSYSTEM_CARCH if it exists

How about your idea?

Coia Prant <coiaprant at gmail.com> 于 2025年5月23日周五 17:11写道：

> On Windows Arm64
> `uname -m` returned `x86_64` instead of `aarch64`
> Link: https://github.com/msys2/msys2-runtime/issues/171
>
> But `uname -s` contains `ARM64` suffix
> So check MSYSTEM on windows arm64 (for clangarm64)
>
> This problem also in VideoLAN/x264
> Link: https://code.videolan.org/videolan/x264/-/merge_requests/177
>
> Signed-off-by: Coia Prant <coiaprant at gmail.com>
> ---
>  configure | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/configure b/configure
> index 2e69b3c..1901da3 100755
> --- a/configure
> +++ b/configure
> @@ -4151,12 +4151,15 @@ response_files_default="auto"
>  # OS
>  target_os_default=$(tolower $(uname -s))
>  host_os=$target_os_default
> +msystem=$(tolower $MSYSTEM)
>
>  # machine
>  if test "$target_os_default" = aix; then
>      arch_default=$(uname -p)
>      strip_default="strip -X32_64"
>      nm_default="nm -g -X32_64"
> +elif test "$msystem" = clangarm64; then
> +    arch_default="aarch64"
>  else
>      arch_default=$(uname -m)
>  fi
> --
> 2.49.0.windows.1
>
>