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author | Adrian C. (anrxc) <anrxc@sysphere.org> | 2009-07-29 17:59:32 +0200 |
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committer | Adrian C. (anrxc) <anrxc@sysphere.org> | 2009-07-29 17:59:32 +0200 |
commit | 98e26ee0436822b00d4a6e707d86cf33d24bc00f (patch) | |
tree | a2a77a85453835d6235b9a4ee8a4044433c37151 /pacman.lua | |
download | vicious-legacy-98e26ee0436822b00d4a6e707d86cf33d24bc00f.tar.xz |
Import of vicious source tree.v1.0.0
Vicious is a modular widget library for 'awesome' window manager,
derived from the 'Wicked' widget library.
Summary of changes:
* Original wicked code modularized
* Widgets ported from Wicked:
- CPU, MEM, FS, NET, Date, Uptime, MPD
* CPU widget rewritten, uses pattern matching
* MEM widget rewritten, uses pattern matching
- Swap widget merged with MEM widget type
* FS widget rewritten, uses pattern matching
- Also fixed padding in the process
* NET widget rewritten, uses pattern matching
* MPD widget rewritten, a bit more versatile
* Removed deprecated helper functions
* Widgets written for Vicious:
- Thermal, Battery, Mbox, OrgMode, Volume, Entropy,
Disk I/O, System Load, Wireless, Pacman, Maildir
Diffstat (limited to 'pacman.lua')
-rw-r--r-- | pacman.lua | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/pacman.lua b/pacman.lua new file mode 100644 index 0000000..0d8f80a --- /dev/null +++ b/pacman.lua @@ -0,0 +1,38 @@ +---------------------------------------------------------- +-- Licensed under the GNU General Public License version 2 +-- * Copyright (C) 2009 Adrian C. <anrxc_sysphere_org> +---------------------------------------------------------- + +-- {{{ Grab environment +local tonumber = tonumber +local io = { popen = io.popen } +-- }}} + + +-- Pacman: provides number of pending updates on Arch Linux +module("vicious.pacman") + + +-- {{{ Pacman widget type +function worker(format) + -- Check if updates are available + local f = io.popen("pacman -Qu") + + -- Initialise updates + local updates = nil + + -- Get data + for line in f:lines() do + -- If there are 'Targets:' then updates are available, + -- number is provided, we don't have to count packages + updates = line:match("^Targets[%s]%(([%d]+)%)") or 0 + -- If the count changed then break out of the loop + if tonumber(updates) > 0 then + break + end + end + f:close() + + return {updates} +end +-- }}} |