Re: Darwin support for lisp/battery.el.

[Lute Kamstra <Lute.Kamstra.lists@xs4all.nl>]

Arne Jørgensen <arne@arnested.dk> writes:

> Lute Kamstra <Lute.Kamstra.lists@xs4all.nl> skriver:
>
>> Apparently that option was added in OS X 10.4.  Strange that pmset
>> doesn't signal an error with its exit code when it gets passed an
>> unknown option.  Maybe I can test for a working version of pmset in
>> some other way.  Could you eval this:
>>
>>   (with-temp-file "~/pmset.txt"
>>     (ignore-errors (call-process "pmset" nil t nil "-g" "ps")))
>
> It evaluates to 0.
>
>> and send me the "~/pmset.txt" file it creates as an attachment?
>
> And the created file is empty (no need to attach it).

Thanks.  Then this test should work:

(and (eq system-type 'darwin)
     (ignore-errors 
       (with-temp-buffer 
	 (and (eq (call-process "pmset" nil t nil "-g" "ps") 0)
	      (> (buffer-size) 0)))))

Lute.