I am batman

scripts/wallbashcava.sh

@@ -0,0 +1,22 @@
+#!/usr/bin/env sh
+
+scrDir=`dirname "$(realpath "$0")"`
+source $scrDir/globalcontrol.sh
+cvaDir="${confDir}/cava"
+CAVA_CONF="${cvaDir}/config"
+WALL_DCOL="${cvaDir}/Wall-Dcol"
+KEY_LINE='### HYPRDOTS CAVA: Autogenerated line below for wallbash###'
+
+if pkg_installed cava ; then
+
+    sed -i "/${KEY_LINE}/,\$d" "${CAVA_CONF}"
+    if grep -q "${KEY_LINE}" "${CAVA_CONF}"; then
+        sed -i "/${KEY_LINE}/r ${WALL_DCOL}" "${CAVA_CONF}"
+    else
+        echo "${KEY_LINE}" >> "${CAVA_CONF}"
+        sed -i "/${KEY_LINE}/r ${WALL_DCOL}" "${CAVA_CONF}"
+    fi
+
+    pkill -USR2 cava
+
+fi