Merge "Use __ANDROID_VENDOR_API__ for vendor API surface" into main

    __attribute__((annotate("introduced_in_llndk=" #vendor_api_level)))

#endif

#if defined(__ANDROID_VNDK__)

#if defined(__ANDROID_VENDOR_API__)

// __ANDROID_VENDOR_API__ is defined only for vendor or product variant modules.

// Use this macro as an `if` statement to call an API that are available to both NDK and LLNDK.

// This returns true for the vendor modules if the vendor_api_level is less than or equal to the

// ro.board.api_level.

// This returns true for vendor or product modules if the vendor_api_level is less than or equal to

// the ro.board.api_level.

#define API_LEVEL_AT_LEAST(sdk_api_level, vendor_api_level) \

    constexpr(__ANDROID_VENDOR_API__ >= vendor_api_level)

#else  // __ANDROID_VNDK__

#else  // __ANDROID_VENDOR_API__

// For non-vendor modules, API_LEVEL_AT_LEAST is replaced with __builtin_available(sdk_api_level) to

// guard the API for __INTRODUCED_IN.

    (__builtin_available(android sdk_api_level, *))

#endif

#endif  // __ANDROID_VNDK__

#endif  // __ANDROID_VENDOR_API__