Split microphone daemon from volume daemon

config/awesome/evil/init.lua

@@ -7,6 +7,7 @@ require("evil.disk")
 
 -- User controlled
 require("evil.volume")
+require("evil.microphone")
 require("evil.mpd")
 require("evil.brightness")
 -- require("evil.spotify")

config/awesome/evil/microphone.lua

@@ -0,0 +1,35 @@
+-- Provides:
+-- evil::microphone
+--      muted (boolean)
+local awful = require("awful")
+
+local function emit_microphone_info()
+    -- Use tail to grab the last line of the output (which refers to the microphone)
+    awful.spawn.easy_async_with_shell("pacmd list-sources | grep muted | tail -1 | awk '{print $2}'",
+        function(stdout)
+            -- Remove trailing whitespace
+            muted = stdout:gsub('^%s*(.-)%s*$', '%1')
+            awesome.emit_signal("evil::microphone", muted == "yes")
+        end
+    )
+end
+
+
+-- Run once to initialize widgets
+emit_microphone_info()
+
+-- Sleeps until pactl detects an event (microphone volume up / down / (un)mute)
+local microphone_script = [[
+  bash -c '
+  pactl subscribe 2> /dev/null | grep --line-buffered "source #"
+  ']]
+
+-- Kill old pactl subscribe processes
+awful.spawn.easy_async_with_shell("ps x | grep \"pactl subscribe\" | grep -v grep | awk '{print $1}' | xargs kill", function ()
+    -- Run emit_microphone_info() with each line printed
+    awful.spawn.with_line_callback(microphone_script, {
+        stdout = function(line)
+            emit_microphone_info()
+        end
+    })
+end)

config/awesome/evil/volume.lua

@@ -2,8 +2,6 @@
 -- evil::volume
 --      percentage (integer)
 --      muted (boolean)
--- evil::microphone
---      muted (boolean)
 local awful = require("awful")
 
 local volume_old = -1
@@ -33,21 +31,8 @@ local function emit_volume_info()
     end)
 end
 
-local function emit_microphone_info()
-    -- Use tail to grab the last line of the output (which refers to the microphone)
-    awful.spawn.easy_async_with_shell("pacmd list-sources | grep muted | tail -1 | awk '{print $2}'",
-        function(stdout)
-            -- Remove trailing whitespace
-            muted = stdout:gsub('^%s*(.-)%s*$', '%1')
-            awesome.emit_signal("evil::microphone", muted == "yes")
-        end
-    )
-end
-
-
 -- Run once to initialize widgets
 emit_volume_info()
-emit_microphone_info()
 
 -- Sleeps until pactl detects an event (volume up/down/toggle mute)
 local volume_script = [[
@@ -56,12 +41,6 @@ local volume_script = [[
     "]]
 
 
--- Sleeps until pactl detects an event (microphone volume up / down / (un)mute)
-local microphone_script = [[
-  bash -c '
-  pactl subscribe 2> /dev/null | grep --line-buffered "source #"
-  ']]
-
 -- Kill old pactl subscribe processes
 awful.spawn.easy_async_with_shell("ps x | grep \"pactl subscribe\" | grep -v grep | awk '{print $1}' | xargs kill", function ()
     -- Run emit_volume_info() with each line printed
@@ -70,13 +49,6 @@ awful.spawn.easy_async_with_shell("ps x | grep \"pactl subscribe\" | grep -v gre
             emit_volume_info()
         end
     })
-    -- Run emit_microphone_info() with each line printed
-    awful.spawn.with_line_callback(microphone_script, {
-        stdout = function(line)
-            emit_microphone_info()
-        end
-    })
-
 end)