tvolume: don't append '%' after volume - scripts - various script and utils
 (HTM) git clone git://z3bra.org/scripts
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       ---
 (DIR) commit 2dbc6468f8a33f50e543c994f74a2e16d81deab8
 (DIR) parent 9f34ec58fe61f717d8c851f44f865268df0760c6
 (HTM) Author: z3bra <willy@mailoo.org>
       Date:   Thu,  5 Feb 2015 14:09:19 +0100
       
       volume: don't append '%' after volume
       
       Diffstat:
         M volume                              |       8 ++++----
       
       1 file changed, 4 insertions(+), 4 deletions(-)
       ---
 (DIR) diff --git a/volume b/volume
       t@@ -9,8 +9,8 @@ usage () {
        usage: $(basename $0) [-hsla] [-+!]
            -h : print help
            -s : print on/off
       -    -l : print the current volume percentage
       -    -a : print both level and state (default)
       +    -l : print the current volume percentage (default)
       +    -a : print both level and state
             + : volume +5%
             - : volume -5%
             ! : toggle mute
       t@@ -18,7 +18,7 @@ EOF
        }
        
        level() {
       -    amixer get $CHANNEL | sed -n 's/^.*\[\([0-9]\+%\).*$/\1/p' | uniq
       +    amixer get $CHANNEL | sed -n 's/^.*\[\([0-9]\+\)%.*$/\1/p' | uniq
        }
        
        state() {
       t@@ -26,7 +26,7 @@ state() {
        }
        
        # print out level and state if no argument is given
       -test $# -eq 0 && echo "`level` `state`" && exit 0
       +test $# -eq 0 && echo "`level`" && exit 0
        
        case $1 in
            -h)     usage ;;