#define checkResult(result,operation) (_checkResult((result),(operation),strrchr(__FILE__, '/'),__LINE__))
static inline BOOL _checkResult(OSStatus result, const char *operation, const char* file, int line) {
if ( result != noErr ) {
NSLog(@"%s:%d: %s result %d %08X %4.4s\n", file, line, operation, (int)result, (int)result, (char*)&result);
return NO;
}
return YES;
}