[PATCH 6/7] msvcrt: Make UCRT _beginthread[ex]() hold the DLL reference.

[Piotr Caban]

Hi Arek,

On 5/4/21 1:49 PM, Arkadiusz Hiler wrote:
>   /*********************************************************************
> @@ -88,7 +90,17 @@ void CDECL _endthreadex(
>   {
>     TRACE("(%d)\n", retval);
>   
> -  /* FIXME */
> +#if _MSVCR_VER >= 140
> +  {
> +      thread_data_t *tls = TlsGetValue(msvcrt_tls_index);
> +
> +      if (tls && tls->module != NULL)
> +          FreeLibraryAndExitThread(tls->module, retval);
> +      else
> +          WARN("tls=%p tls->module=%p\n", tls, tls ? tls->module : NULL);
> +  }
> +#endif
> +
>     ExitThread(retval);
>   }
I didn't test it but I bet that _endthreadex should still close the 
handle if thread was created by _beginthread. It will also make the 
_endthread and _endthreadex functions identical. Did you check it?

Thanks,
Piotr