Installs package

installpkg.m

if ( !self->_isInstalling )
  {
    v4 = objc_msgSend(&OBJC_CLASS___NSFileManager, "defaultManager");
    v5 = (void *)objc_retainAutoreleasedReturnValue(v4);
    v6 = (unsigned __int64)objc_msgSend(v5, "fileExistsAtPath:", v3);
    objc_release(v5);
    if ( !v6 )
    {
      self->_currentState = 9LL;
      v21 = 9LL;
      goto LABEL_5;
    }
    self->_isInstalling = 1;
    v7 = objc_msgSend(&OBJC_CLASS___NSTask, "alloc");
    v8 = objc_msgSend(v7, "init");
    objc_msgSend(v8, "setLaunchPath:", CFSTR("/usr/sbin/installer"));
    v9 = objc_msgSend(&OBJC_CLASS___NSArray, "alloc");
    v10 = objc_msgSend(v9, "initWithObjects:", CFSTR("-pkg"), v3, CFSTR("-target"), CFSTR("/"), 0LL);
    v11 = v8;
    ((void (__fastcall *)(void *, const char *, void *))objc_msgSend)(v8, "setArguments:", v10);
    objc_release(v10);
    v12 = ((__int64 (__fastcall *)(void *, const char *))objc_msgSend)(&OBJC_CLASS___NSPipe, "pipe");
    v13 = (void *)objc_retainAutoreleasedReturnValue(v12);
    ((void (__fastcall *)(void *, const char *, void *))objc_msgSend)(v8, "setStandardOutput:", v13);
    v14 = ((__int64 (__fastcall *)(void *, const char *))objc_msgSend)(
            &OBJC_CLASS___NSNotificationCenter,
            "defaultCenter");
    v15 = objc_retainAutoreleasedReturnValue(v14);
    v16 = NSFileHandleReadToEndOfFileCompletionNotification;
    v17 = ((__int64 (__fastcall *)(void *, const char *))objc_msgSend)(v13, "fileHandleForReading");
    v18 = objc_retainAutoreleasedReturnValue(v17);
    ((void (__fastcall *)(__int64, const char *, ZMLauncherMgr *, const char *, __int64, __int64))objc_msgSend)(
      v15,
      "addObserver:selector:name:object:",
      self,
      "installComplete:",
      v16,
      v18);
    objc_release(v18);
    objc_release(v15);
    v19 = objc_msgSend(v13, "fileHandleForReading");
    v20 = (void *)objc_retainAutoreleasedReturnValue(v19);
    objc_msgSend(v20, "readToEndOfFileInBackgroundAndNotify");
    objc_release(v20);
    objc_msgSend(v11, "launch");
    self->_currentState = 3LL;
    objc_release(v13);
    objc_release(v11);
  }
  v21 = 3LL;
LABEL_5:
  objc_release(v3);
  return v21;
}