MAC OS X下如何开启firefox的配置文件管理器? -P貌似没用了

我试了在终端加-P启动..但是提示参数无效.......

达人来指点下

没人能解答么......

斜杠/p呢？完整版 "-profilemanager"呢？

ais-mac-pro:applications xm$ open -n /Application/firefox.app /p
The files /Application/firefox.app and /p do not exist.
ais-mac-pro:applications xm$
ais-mac-pro:applications xm$ open -n /p /Application/firefox.app
The files /p and /Application/firefox.app do not exist.
ais-mac-pro:applications xm$

ais-mac-pro:applications xm$ open -n /Application/firefox.app -profilemanager
open: invalid option -- p
Usage: open [-e] [-t] [-f] [-W] [-n] [-g] [-h] [-b <bundle identifier>] [-a <application>] [filenames]
Help: Open opens files from a shell.
      By default, opens each file using the default application for that file.  
      If the file is in the form of a URL, the file will be opened as a URL.
Options:
      -a                Opens with the specified application.
      -b                Opens with the specified application bundle identifier.
      -e                Opens with TextEdit.
      -t                Opens with default text editor.
      -f                Reads input from standard input and opens with TextEdit.
      -W, --wait-apps   Blocks until the used applications are closed (even if they were already running).
      -n, --new         Open a new instance of the application even if one is already running.
      -g, --background  Does not bring the application to the foreground.
      -h, --header      Searches header file locations for headers matching the given filenames, and opens them.
ais-mac-pro:applications xm$