[xmonad] shellPrompt exec with args

Carsten Mattner carstenmattner at gmail.com
Sat Feb 9 19:03:03 CET 2013


On Sat, Feb 9, 2013 at 7:00 PM, Carlos López Camey <c.lopez at kmels.net> wrote:
> 2013/2/9 Carsten Mattner <carstenmattner at gmail.com>:
>> On Sat, Feb 9, 2013 at 6:38 PM, Brandon Allbery <allbery.b at gmail.com> wrote:
>>> On Sat, Feb 9, 2013 at 11:27 AM, Carsten Mattner <carstenmattner at gmail.com>
>>> wrote:
>>>>
>>>> > I'm not exactly sure what you're asking, but shellPrompt uses "spawn" so
>>>> > should not have issues with extra arguments.  I do see an issue where
>>>> > completion would break if an executable has a space in its name, but
>>>> > that
>>>> > shouldn't affect running it if you have your quoting correct.
>>>>
>>>> Unsuccessfully tried the following
>>>> "xterm -e mc"
>>>> "/usr/bin/xterm -e mc"
>>>> 'xterm -e mc'
>>>> '/usr/bin/xterm -e mc'
>>>
>>>
>>> That wasn't what I was talking about, and you should probably forget I
>>> mentioned it since you're only likely to see the case I was talking about on
>>> OS X.  All of the above *will* fail:  there is no executable called
>>> "/usr/bin/xterm -e mc" with spaces in the actual filename, hopefully.
>>>
>>> Could you show your actual code?
>>
>> -- shellPrompt is bound to Mod1-p
>> ((defModMask, xK_p), shellPrompt myXPConfig)
>>
>> -- and uses
>> myXPConfig = defaultXPConfig
>>     { position = Top
>>     , promptBorderWidth = 0
>>     , defaultText = ""
>>     , alwaysHighlight = True
>>     }
>>
>>
>
> Hello Carsten,
>
> I think the above doesn't work because the argument sent to spawn
> comes from the list of completions when alwaysHighlight is True (lines
> 368-371 in Prompt.hs).
>
> There is rationale behind this behaviour.  Suppose I'm looking for the
> function filter on hoogle mode, then I don't need to type the whole
> word "filter" to select an autocompletion in order to execute the
> action on it.
>
> This can be fixed by choosing what's on the command if there is no
> available completions and I hope I can get a patch for you/that soon.

Thanks.



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