commit 63923dfc66f37edd03c45f0fe2d67e44af3fb8a2
parent be539638bb42a3de21372763c286af4275806733
Author: mcol <mcol@posteo.net>
Date:   Thu,  3 Jan 2019 23:06:09 +0000

cleaned up some lines

Diffstat:
M
start-lemonbar
 | 
48
+++++++++++++++++++++++++-----------------------

1 file changed, 25 insertions(+), 23 deletions(-)
diff --git a/start-lemonbar b/start-lemonbar
@@ -1,4 +1,4 @@
-#!/usr/bin/env sh
+#!/bin/bash
 #
 #   ___      _______  __   __  _______  __    _  _______  _______  ______   
 #  |   |    |       ||  |_|  ||       ||  |  | ||  _    ||   _   ||    _ |  
@@ -14,8 +14,23 @@
 # Helper functions
 ##----------------------------------------------------------------------------------
 
+print_help() {
+    cat << EOF
+	start-lemonbar: lemonbar helper script
+	Usage:
+	-h		    Display this help message
+	-l		    List modules
+	-T		    List themes
+	-t  <theme>	    Run with specified theme (defaults to theme
+				specified by the X resource 'wm.bartheme'
+	-f  <path>	    Run with specified fifo file
+	-k		    Kill all lemonbar instances
+EOF
+exit 0
+}
+
+
 kill_lemonbar() {
-    # shutdown any running instances
     for program in lemonbar start-lemonbar.sh
     do
 	pkill -f $program
@@ -24,21 +39,19 @@ kill_lemonbar() {
     [ -e $fifo ] && rm $fifo
 }
 
+
 start_feed() {
     # this listens to $fifo and constructs the output
-    #num_fields=1
     while read -r line ; do
 	final_output=
 	output=
 	eval $line
 
 	# £ in $line delimits outputs per monitor
-	if echo "$line" | grep -q "£"
+	if grep -q "£" <<< "$line" 
 	then
 	    this_module=$(awk -F '=' '{print $1}' <<< "${line}")
-	    #num_fields=$(awk -F '£' '{print NF}' <<< "${!this_module}")
 	    fields=()
-	    #for ((s=1; s<=num_fields; s++))
 	    for ((s=1; s<=num_monitors; s++))
 	    do
 		fields+=("$(awk -F '£' -v x=$s '{print $x}' <<< "${!this_module}")")
@@ -76,7 +89,6 @@ start_feed() {
 		final_output="${final_output}${this_output}"
 	    done
 
-	    #num_fields=1
 	    echo $final_output | sed "s/PAD/  /g" | sed "s/bspwm_gap/  /g"
 	else
 	    # pipe to bar via echo
@@ -91,8 +103,8 @@ start_bar() {
     printf "Lemonbar started.\n"
     start_feed | $bar | while read msg
 do
-    # execute outputs from bar
-    $msg &
+    # execute outputs from bar, logging to $logfile
+    $msg &> $logfile &
 done
 }
 
@@ -107,24 +119,15 @@ dir=$(dirname $(readlink -f $0))
 # Modules
 modules_file=$dir/modules
 
-# if theme is specified manually
-theme_specified=false
+# logfile for commands output from lemonbar
+logfile="/tmp/lemonerror"
 
 # fifo file
 fifo="/tmp/lemonbar"
 
 while getopts ":hlTt:f:k" arg; do
     case $arg in
-	h) printf "\nstart-lemonbar.sh: lemonbar helper script
-	    Usage:
-	    -h		    Display this help message
-	    -l		    List modules
-	    -T		    List themes
-	    -t	<theme>	    Run with specified theme (defaults to theme
-	    specified by the X resource 'wm.bartheme'
-	    -f	<path>	    Run with specified fifo file
-	    -k		    Kill all lemonbar instances\n\n"
-	    exit 0
+	h) print_help
 	    ;;
 
 	l) printf "Available modules:\n"
@@ -150,6 +153,7 @@ while getopts ":hlTt:f:k" arg; do
     esac
 done
 
+[[ -z $theme_specified ]] && theme_specified=false
 
 #----------------------------------------------------------------------------------
 # Run
@@ -192,9 +196,7 @@ do
 done
 
 # start bar
-#start_feed
 start_bar
 
 
-
 # vim: filetype=sh