objective-cとmacrubyでbluetooth deviceの存在確認をする - Qiita#import <Foundation/Foundation.h> #import <IOBluetooth/objc/IOBluetoothDevice.h> int main(int argc, const char * argv[]) { NSLog(@"start"); NSString *addrStr = @"xx:xx:xx:xx:xx:xx"; // bluetooth deviceのMAC Address IOBluetoothDevice *device = [IOBluetoothDevice deviceWithAddressString:addrStr]; // タイムアウト3秒 [device openConnection:nil withPageTimeout:3000 authenticationRequired:false]; if ([device is
