Execute with Root privileges

gistfile1.m

- (void)execute:(NSString *)cmd {
  NSString *appScript = [NSString stringWithFormat:@"do shell script \"%@\" with administrator privileges", cmd];
  NSAppleScript *script = [[NSAppleScript alloc] initWithSource:appScript];
  NSDictionary *errorInfo = nil;
  
  NSAppleEventDescriptor *data = [script executeAndReturnError:&errorInfo];
  if( data == nil ) {
    // Hum... Something happend, dude!
    NSLog(@"ERROR : %@", [errorInfo objectForKey:NSAppleScriptErrorMessage]);
  } else {
    // Good job!
    NSLog(@"OK: %@",[data stringValue]);
  }
  [script release];
}