Reviewed by: Cameron Esfahani <dirty@apple.com <mailto:dirty@apple.com>>

> On Feb 11, 2022, at 8:34 AM, Philippe Mathieu-Daudé via <qemu-devel@nongnu.org> wrote:
> 
> When building on macOS 12 we get:
> 
>  block/file-posix.c:3335:18: warning: 'IOMasterPort' is deprecated: first deprecated in macOS 12.0 [-Wdeprecated-declarations]
>      kernResult = IOMasterPort( MACH_PORT_NULL, &masterPort );
>                   ^~~~~~~~~~~~
>                   IOMainPort
> 
> Replace by IOMainPort, redefining it to IOMasterPort if not available.
> 
> Suggested-by: Akihiko Odaki <akihiko.odaki@gmail.com>
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
> block/file-posix.c | 14 ++++++++++----
> 1 file changed, 10 insertions(+), 4 deletions(-)
> 
> diff --git a/block/file-posix.c b/block/file-posix.c
> index 1f1756e192..13393ad296 100644
> --- a/block/file-posix.c
> +++ b/block/file-posix.c
> @@ -3319,17 +3319,23 @@ BlockDriver bdrv_file = {
> #if defined(__APPLE__) && defined(__MACH__)
> static kern_return_t GetBSDPath(io_iterator_t mediaIterator, char *bsdPath,
>                                 CFIndex maxPathSize, int flags);
> +
> +#if !defined(MAC_OS_VERSION_12_0) \
> +    || (MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_VERSION_12_0)
> +#define IOMainPort IOMasterPort
> +#endif
> +
> static char *FindEjectableOpticalMedia(io_iterator_t *mediaIterator)
> {
>     kern_return_t kernResult = KERN_FAILURE;
> -    mach_port_t     masterPort;
> +    mach_port_t mainPort;
>     CFMutableDictionaryRef  classesToMatch;
>     const char *matching_array[] = {kIODVDMediaClass, kIOCDMediaClass};
>     char *mediaType = NULL;
> 
> -    kernResult = IOMasterPort( MACH_PORT_NULL, &masterPort );
> +    kernResult = IOMainPort(MACH_PORT_NULL, &mainPort);
>     if ( KERN_SUCCESS != kernResult ) {
> -        printf( "IOMasterPort returned %d\n", kernResult );
> +        printf("IOMainPort returned %d\n", kernResult);
>     }
> 
>     int index;
> @@ -3342,7 +3348,7 @@ static char *FindEjectableOpticalMedia(io_iterator_t *mediaIterator)
>         }
>         CFDictionarySetValue(classesToMatch, CFSTR(kIOMediaEjectableKey),
>                              kCFBooleanTrue);
> -        kernResult = IOServiceGetMatchingServices(masterPort, classesToMatch,
> +        kernResult = IOServiceGetMatchingServices(mainPort, classesToMatch,
>                                                   mediaIterator);
>         if (kernResult != KERN_SUCCESS) {
>             error_report("Note: IOServiceGetMatchingServices returned %d",
> -- 
> 2.34.1
> 
>