From: Lute Kamstra <Lute.Kamstra.lists@xs4all.nl>
Cc: emacs-devel@gnu.org
Subject: Re: Darwin support for lisp/battery.el.
Date: Mon, 04 Jul 2005 00:32:05 +0200 [thread overview]
Message-ID: <87ll4n8qsa.fsf@xs4all.nl> (raw)
In-Reply-To: <E1DpBIo-00026G-Ig@fencepost.gnu.org> (Richard M. Stallman's message of "Sun, 03 Jul 2005 16:42:58 -0400")
"Richard M. Stallman" <rms@gnu.org> writes:
> The changes are ok (presuming they work), but there is a problem in
> the comments:
>
> ! ;; There is at present support for Linux and Darwin.
>
> Darwin is a complete operating system. To include "Linux" in that
> list implies that it too is a complete operating system. That's
> unfair to the GNU Project, so we won't say do that.
>
> The current comment says "Linux" because it refers specifically to the
> kernel and its version numbers. (There are no generally meaningful
> version numbers for the GNU/Linux system as a whole.)
Ok, I've changed the comments.
Lute.
Index: lisp/battery.el
===================================================================
RCS file: /cvsroot/emacs/emacs/lisp/battery.el,v
retrieving revision 1.26
diff -c -r1.26 battery.el
*** lisp/battery.el 1 Jul 2005 11:02:16 -0000 1.26
--- lisp/battery.el 3 Jul 2005 22:28:25 -0000
***************
*** 25,33 ****
;;; Commentary:
! ;; There is at present support for interpreting the new `/proc/apm'
! ;; file format of Linux version 1.3.58 or newer and for the `/proc/acpi/'
! ;; directory structure of Linux 2.4.20 and 2.6.
;;; Code:
--- 25,34 ----
;;; Commentary:
! ;; There is at present support for GNU/Linux and OS X. This library
! ;; supports both the `/proc/apm' file format of Linux version 1.3.58
! ;; or newer and the `/proc/acpi/' directory structure of Linux 2.4.20
! ;; and 2.6. Darwin (OS X) is supported by using the `pmset' program.
;;; Code:
***************
*** 46,52 ****
'battery-linux-proc-apm)
((and (eq system-type 'gnu/linux)
(file-directory-p "/proc/acpi/battery"))
! 'battery-linux-proc-acpi))
"*Function for getting battery status information.
The function has to return an alist of conversion definitions.
Its cons cells are of the form
--- 47,57 ----
'battery-linux-proc-apm)
((and (eq system-type 'gnu/linux)
(file-directory-p "/proc/acpi/battery"))
! 'battery-linux-proc-acpi)
! ((and (eq system-type 'darwin)
! (ignore-errors
! (eq (call-process "pmset" nil nil nil "-g" "ps") 0)))
! 'battery-pmset))
"*Function for getting battery status information.
The function has to return an alist of conversion definitions.
Its cons cells are of the form
***************
*** 62,68 ****
(cond ((eq battery-status-function 'battery-linux-proc-apm)
"Power %L, battery %B (%p%% load, remaining time %t)")
((eq battery-status-function 'battery-linux-proc-acpi)
! "Power %L, battery %B at %r (%p%% load, remaining time %t)"))
"*Control string formatting the string to display in the echo area.
Ordinary characters in the control string are printed as-is, while
conversion specifications introduced by a `%' character in the control
--- 67,75 ----
(cond ((eq battery-status-function 'battery-linux-proc-apm)
"Power %L, battery %B (%p%% load, remaining time %t)")
((eq battery-status-function 'battery-linux-proc-acpi)
! "Power %L, battery %B at %r (%p%% load, remaining time %t)")
! ((eq battery-status-function 'battery-pmset)
! "%L power, battery %B (%p%% load, remaining time %t)"))
"*Control string formatting the string to display in the echo area.
Ordinary characters in the control string are printed as-is, while
conversion specifications introduced by a `%' character in the control
***************
*** 79,85 ****
(cond ((eq battery-status-function 'battery-linux-proc-apm)
"[%b%p%%]")
((eq battery-status-function 'battery-linux-proc-acpi)
! "[%b%p%%,%d°C]"))
"*Control string formatting the string to display in the mode line.
Ordinary characters in the control string are printed as-is, while
conversion specifications introduced by a `%' character in the control
--- 86,94 ----
(cond ((eq battery-status-function 'battery-linux-proc-apm)
"[%b%p%%]")
((eq battery-status-function 'battery-linux-proc-acpi)
! "[%b%p%%,%d°C]")
! ((eq battery-status-function 'battery-pmset)
! "[%b%p%%]"))
"*Control string formatting the string to display in the mode line.
Ordinary characters in the control string are printed as-is, while
conversion specifications introduced by a `%' character in the control
***************
*** 93,98 ****
--- 102,119 ----
:type 'integer
:group 'battery)
+ (defcustom battery-load-low 25
+ "*Upper bound of low battery load percentage.
+ A battery load percentage below this number is considered low."
+ :type 'integer
+ :group 'battery)
+
+ (defcustom battery-load-critical 10
+ "*Upper bound of critical battery load percentage.
+ A battery load percentage below this number is considered critical."
+ :type 'integer
+ :group 'battery)
+
(defvar battery-update-timer nil
"Interval timer object.")
***************
*** 343,348 ****
--- 364,421 ----
"N/A")))))
\f
+ ;;; `pmset' interface for Darwin (OS X).
+
+ (defun battery-pmset ()
+ "Get battery status information using `pmset'.
+
+ The following %-sequences are provided:
+ %L Power source (verbose)
+ %B Battery status (verbose)
+ %b Battery status, empty means high, `-' means low,
+ `!' means critical, and `+' means charging
+ %p Battery load percentage
+ %h Remaining time in hours
+ %m Remaining time in minutes
+ %t Remaining time in the form `h:min'"
+ (let (power-source load-percentage battery-status battery-status-symbol
+ remaining-time hours minutes)
+ (with-temp-buffer
+ (ignore-errors (call-process "pmset" nil t nil "-g" "ps"))
+ (goto-char (point-min))
+ (when (re-search-forward "Currentl?y drawing from '\\(AC\\|Battery\\) Power'" nil t)
+ (setq power-source (match-string 1))
+ (when (re-search-forward "^ -InternalBattery-0[ \t]+" nil t)
+ (when (looking-at "\\([0-9]\\{1,3\\}\\)%")
+ (setq load-percentage (match-string 1))
+ (goto-char (match-end 0))
+ (cond ((looking-at "; charging")
+ (setq battery-status "charging"
+ battery-status-symbol "+"))
+ ((< (string-to-number load-percentage) battery-load-low)
+ (setq battery-status "low"
+ battery-status-symbol "-"))
+ ((< (string-to-number load-percentage) battery-load-critical)
+ (setq battery-status "critical"
+ battery-status-symbol "!"))
+ (t
+ (setq battery-status "high"
+ battery-status-symbol "")))
+ (when (re-search-forward "\\(\\([0-9]+\\):\\([0-9]+\\)\\) remaining" nil t)
+ (setq remaining-time (match-string 1))
+ (let ((h (string-to-number (match-string 2)))
+ (m (string-to-number (match-string 3))))
+ (setq hours (number-to-string (+ h (if (< m 30) 0 1)))
+ minutes (number-to-string (+ (* h 60) m)))))))))
+ (list (cons ?L (or power-source "N/A"))
+ (cons ?p (or load-percentage "N/A"))
+ (cons ?B (or battery-status "N/A"))
+ (cons ?b (or battery-status-symbol ""))
+ (cons ?h (or hours "N/A"))
+ (cons ?m (or minutes "N/A"))
+ (cons ?t (or remaining-time "N/A")))))
+
+ \f
;;; Private functions.
(defun battery-format (format alist)
prev parent reply other threads:[~2005-07-03 22:32 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-02 12:21 Darwin support for lisp/battery.el Lute Kamstra
2005-07-02 13:49 ` David Kastrup
2005-07-02 14:33 ` Lute Kamstra
2005-07-02 15:16 ` David Kastrup
2005-07-03 20:42 ` Richard M. Stallman
2005-07-03 21:28 ` David Kastrup
2005-07-03 22:34 ` Lute Kamstra
2005-07-03 22:46 ` David Kastrup
2005-07-04 2:41 ` Ken Raeburn
2005-07-04 7:39 ` Lute Kamstra
2005-07-04 8:28 ` Arne Jørgensen
2005-07-04 9:44 ` Lute Kamstra
[not found] ` <87pstysxke.fsf@seamus.arnested.dk>
2005-07-04 10:43 ` Lute Kamstra
2005-07-04 9:31 ` Ken Raeburn
2005-07-04 9:40 ` Ken Raeburn
2005-07-06 11:42 ` Lute Kamstra
2005-07-06 13:05 ` Sean O'Rourke
2005-07-09 10:13 ` Lute Kamstra
2005-07-04 14:51 ` Richard M. Stallman
2005-07-04 15:30 ` David Kastrup
2005-07-05 16:12 ` Richard M. Stallman
2005-07-05 20:27 ` Aidan Kehoe
2005-07-03 22:32 ` Lute Kamstra [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
List information: https://www.gnu.org/software/emacs/
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=87ll4n8qsa.fsf@xs4all.nl \
--to=lute.kamstra.lists@xs4all.nl \
--cc=emacs-devel@gnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this public inbox
https://git.savannah.gnu.org/cgit/emacs.git
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).