Re: [PATCH v4 10/13] audio/coreaudio: Remove a deprecation warning on macOS 12

[Akihiko Odaki <akihiko.odaki@gmail.com>]

On 2022/02/12 1:34, Philippe Mathieu-Daudé via wrote:
> When building on macOS 12 we get:
> 
>    audio/coreaudio.c:50:5: error: 'kAudioObjectPropertyElementMaster' is deprecated: first deprecated in macOS 12.0 [-Werror,-Wdeprecated-declarations]
>        kAudioObjectPropertyElementMaster
>        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>        kAudioObjectPropertyElementMain
>    /Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/System/Library/Frameworks/CoreAudio.framework/Headers/AudioHardwareBase.h:208:5: note: 'kAudioObjectPropertyElementMaster' has been explicitly marked deprecated here
>        kAudioObjectPropertyElementMaster API_DEPRECATED_WITH_REPLACEMENT("kAudioObjectPropertyElementMain", macos(10.0, 12.0), ios(2.0, 15.0), watchos(1.0, 8.0), tvos(9.0, 15.0)) = kAudioObjectPropertyElementMain
>        ^
> 
> Replace by kAudioObjectPropertyElementMain, redefining it to
> kAudioObjectPropertyElementMaster if not available.
> 
> Suggested-by: Akihiko Odaki <akihiko.odaki@gmail.com>
> Suggested-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
> Suggested-by: Roman Bolshakov <roman@roolebo.dev>
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> Reviewed-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
> ---
>   audio/coreaudio.c | 17 +++++++++++------
>   1 file changed, 11 insertions(+), 6 deletions(-)
> 
> diff --git a/audio/coreaudio.c b/audio/coreaudio.c
> index d8a21d3e50..5b3aeaced0 100644
> --- a/audio/coreaudio.c
> +++ b/audio/coreaudio.c
> @@ -44,10 +44,15 @@ typedef struct coreaudioVoiceOut {
>       bool enabled;
>   } coreaudioVoiceOut;
>   
> +#if !defined(MAC_OS_VERSION_12_0) \
> +    || (MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_VERSION_12_0)
> +#define kAudioObjectPropertyElementMain kAudioObjectPropertyElementMaster
> +#endif
> +

Unless I have missed something, we have found 
MAC_OS_X_VERSION_MIN_REQUIRED is better even for a constant in the 
following thread:
https://lore.kernel.org/all/524515d6-2fb5-15c1-0aaf-bcda3684cd00@gmail.com/

Regards,
Akihiko Odaki

>   static const AudioObjectPropertyAddress voice_addr = {
>       kAudioHardwarePropertyDefaultOutputDevice,
>       kAudioObjectPropertyScopeGlobal,
> -    kAudioObjectPropertyElementMaster
> +    kAudioObjectPropertyElementMain
>   };
>   
>   static OSStatus coreaudio_get_voice(AudioDeviceID *id)
> @@ -69,7 +74,7 @@ static OSStatus coreaudio_get_framesizerange(AudioDeviceID id,
>       AudioObjectPropertyAddress addr = {
>           kAudioDevicePropertyBufferFrameSizeRange,
>           kAudioDevicePropertyScopeOutput,
> -        kAudioObjectPropertyElementMaster
> +        kAudioObjectPropertyElementMain
>       };
>   
>       return AudioObjectGetPropertyData(id,
> @@ -86,7 +91,7 @@ static OSStatus coreaudio_get_framesize(AudioDeviceID id, UInt32 *framesize)
>       AudioObjectPropertyAddress addr = {
>           kAudioDevicePropertyBufferFrameSize,
>           kAudioDevicePropertyScopeOutput,
> -        kAudioObjectPropertyElementMaster
> +        kAudioObjectPropertyElementMain
>       };
>   
>       return AudioObjectGetPropertyData(id,
> @@ -103,7 +108,7 @@ static OSStatus coreaudio_set_framesize(AudioDeviceID id, UInt32 *framesize)
>       AudioObjectPropertyAddress addr = {
>           kAudioDevicePropertyBufferFrameSize,
>           kAudioDevicePropertyScopeOutput,
> -        kAudioObjectPropertyElementMaster
> +        kAudioObjectPropertyElementMain
>       };
>   
>       return AudioObjectSetPropertyData(id,
> @@ -121,7 +126,7 @@ static OSStatus coreaudio_set_streamformat(AudioDeviceID id,
>       AudioObjectPropertyAddress addr = {
>           kAudioDevicePropertyStreamFormat,
>           kAudioDevicePropertyScopeOutput,
> -        kAudioObjectPropertyElementMaster
> +        kAudioObjectPropertyElementMain
>       };
>   
>       return AudioObjectSetPropertyData(id,
> @@ -138,7 +143,7 @@ static OSStatus coreaudio_get_isrunning(AudioDeviceID id, UInt32 *result)
>       AudioObjectPropertyAddress addr = {
>           kAudioDevicePropertyDeviceIsRunning,
>           kAudioDevicePropertyScopeOutput,
> -        kAudioObjectPropertyElementMaster
> +        kAudioObjectPropertyElementMain
>       };
>   
>       return AudioObjectGetPropertyData(id,