[Linux] Use pulsemixer for volume control

dotfiles/lib/bin/set_volume.sh

@@ -10,7 +10,8 @@ function switch_sink_applications()
 }
 
 current_default=$(pahelper.sh list | grep '*' | all_after_char ":" | xargs)
-environment_variable_exists USE_ONLY_ONE_PASINK && pahelper.sh "$current_default"
+environment_variable_exists USE_ONLY_O_PASINK && pahelper.sh "$current_default"
 
-pulseaudio-ctl "$@"
+# XXX: this does not prevent volumes higher than 100
+pulsemixer "$@"
 pashowvolume

dotfiles/lib/setup_functions.sh

@@ -60,7 +60,6 @@ function get_linux_distro {
    return 1
 }
 
-
 function is_osx() {
 	if command_exists uname; then
 			case `uname` in
@@ -82,3 +81,7 @@ function source_directory_files {
         source "$filename"
     done
 }
+
+function min {
+	[ $1 -le $2 ] && echo "$1" || echo "$2"
+}

dotfiles/lib/shellenv/linux.sh

@@ -13,7 +13,7 @@ pasink() {
 pavolume () {
     pacmd list-sinks |
         awk '/^\s+name: /{indefault = $2 == "<'"$(pasink)"'>"}
-            /^\s+volume: / && indefault {print $5; exit}'
+            /^\s+volume: / && indefault {print $5; exit}' | grep -Eo "[0-9]*"
 }
 
 paismuted () {
@@ -24,7 +24,7 @@ pashowvolume () {
 	if paismuted; then
 		volnoti-show -m
 	else
-		volnoti-show "$(pavolume)"
+		volnoti-show "$(min $(pavolume) 100)"
 	fi
 }