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author | JozanLeClerc <bousset.rudy@gmail.com> | 2020-06-29 18:11:13 +0200 |
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committer | JozanLeClerc <bousset.rudy@gmail.com> | 2020-06-29 18:11:13 +0200 |
commit | 4345eb4f30fb9212b3a65d75dacae681c7a00070 (patch) | |
tree | 7b56d00df2de59621dcdb703f67a828c9cd500a9 /org/lowbat.org | |
parent | Added an article cool (diff) | |
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Lowbat article remade
Diffstat (limited to 'org/lowbat.org')
-rw-r--r-- | org/lowbat.org | 66 |
1 files changed, 51 insertions, 15 deletions
diff --git a/org/lowbat.org b/org/lowbat.org index efa8a4e..a2fc8a5 100644 --- a/org/lowbat.org +++ b/org/lowbat.org @@ -1,25 +1,61 @@ #+TITLE: lowbat - lightweight low battery notifier * Why lowbat? - I've been using minimalist OS installations for work, personnal computing and playing video games for a while now. -I used [[https://www.archlinux.org/][Arch Linux]], I still use [[https://gentoo.org/][Gentoo Linux]] - which is by far my favorite Linux distribution - as a desktop OS, and now I am using -[[https://www.freebsd.org/][FreeBSD]] on my workstation. + I've been using minimalist OS installations for work, personnal computing +and playing video games for a while now. I used [[https://www.archlinux.org/][Arch Linux]], I still use +[[https://gentoo.org/][Gentoo Linux]] - which is by far my favorite Linux distribution - as a desktop +OS, and now I am using [[https://www.freebsd.org/][FreeBSD]] on my workstation. -Those operating systems and distributions basically come with a kernel, coreutils, a shell and that's pretty much it. -Everything else has to be installed manually. I love this philosophy, the simplicity behind it and the fact that -you know exactly what's on your system at any moment. +Those operating systems and distributions basically come with a kernel, +coreutils, a shell and that's pretty much it. Everything else has to be +installed manually. I love this philosophy, the simplicity behind it and the +fact that you know exactly what's on your system at any moment. -As window managers, I used [[http://dwm.suckless.org/][dwm]] for a while, and I am now using [[https://github.com/baskerville/bspwm][bspwm]]. They are ultra-fast, very lightweight and do not bring -extra bloatware to my systems. I do not use a status bar as well, I like my applications to use the full screen space available. +As window managers, I used [[http://dwm.suckless.org/][dwm]] for a while, and I am now using [[https://github.com/baskerville/bspwm][bspwm]]. They +are ultra-fast, very lightweight and do not bring extra bloatware to my systems. +I do not use a status bar as well, I like my applications to use the full screen +space available. -A big problem for me with this setup for me was that they do not come with some kind of warning or notification system, -like fancier desktop environments would, when my laptop battery is low. That also was before I started using *Emacs*, discovering -the battery level indicator in the modeline. Ultimatly the frustration was too important when the computer kept shutting down in -the middle of important work too many time. Then I decided to create lowbat to cure this issue. +A big problem for me with this setup for me was that they do not come with some +kind of warning or notification system, like fancier desktop environments would, +when my laptop battery is low. That also was before I started using *Emacs*, +discovering the battery level indicator in the modeline. Ultimatly the +frustration was too important when the computer kept shutting down in +the middle of important work too many time. Then I decided to create *lowbat* +to cure this issue. -It started as a very short ~dash~ shell (get [[https://github.com/tklauser/dash][dash]] here) script that was working fine but I wanted to experiment a little bit with this. -It turned into a ~C++~ program, which is still the case for the GNU/Linux version. Switching to FreeBSD, I exerimented again by -turning it into an ~x64 assembly~ program, following the *Intel* syntax. These days, I am rewriting it with the *AT&T* syntax. +* History of lowbat + It started as a very short ~dash~ shell (get [[https://github.com/tklauser/dash][dash]] here) script that was +working fine but I wanted to experiment a little bit with this. It turned into +a ~C++~ program, which is still the case for the GNU/Linux version. +Switching to FreeBSD, I exerimented again by turning it into an +~x64 assembly~ program, following the *Intel* syntax. In that way *lowbat* is +even more lightweight and consumes less battery power. +These days, I am rewriting it in the *AT&T* syntax. + +* How it works +** libnotify lowbat + The principle of *lowbat* is rather simple. When it's running in the +background, it checks every 4 minutes whether your battery is above 15%. +If that is the case, it sleeps for another 4 minutes. When your battery runs +bellow 15%, *lowbat* checks your battery level every 20 seconds as well as +sending you a *notification* using ~libnotify~. You can display live +notifications on your desktop using ~dunst~ for example, as well as many +other I'm sure. + +#+CAPTION: A notification generated by lowbat, displayed by dunst +#+NAME: fig:lowbat-example +[[../img/lowbat-01.jpg]] + +** espeak lowbat + *lowbat* also has an option to send a custom voice message to the use +using ~espeak~. Very handy if you are not in front of your computer or +if you want to bring joy to this dramatic event. + +** unknown lowbat + Sadly, I wasn't able to test lowbat on machines with more that one +battery. My call is that it will only warn you for the /first/ battery, +but I can't be sure. Try it and tell me! * Links to lowbat - GNU/Linux: [[https://github.com/JozanLeClerc/lowbat][lowbat's GitHub GNU/Linux repository]] |