barcodeinterpret: add cleanup/trap and log functions

barcodeinterpret

@@ -1,6 +1,19 @@
 #!/bin/bash
 # interpret Interleaved 2/5 barcode 58 byte barcode values used by the ProBell tape management system
 
+scriptdir=`dirname "$0"`
+. "$scriptdir/mmvariables"
+. "$scriptdir/mmfunctions"
+[ ! -f "$scriptdir/mmvariables" -o ! -f "$scriptdir/mmfunctions" ] && { echo "Missing '$scriptdir/mmvariables' and/or '$scriptdir/mmfunctions'. Exiting." ; exit 1 ;};
+
+cleanup(){
+	log -a "Process aborted"
+	exit 1
+}
+
+trap cleanup SIGHUP SIGINT SIGTERM
+log -b
+
 if test $# != 1
 then
 echo "You must supply one argument, a scanned interleaved 2/5 barcode value"; exit
@@ -55,3 +68,4 @@ if [[ $(echo "$materialid" | tail -c +9 | head -c 1) == "H" ]] ; then
    materialid="${materialid}D"
 fi
 echo deviceid,$(echo $ids | cut -d ' ' -f 1),materialid,$materialid,som,`addcolons $(echo $barcode | cut -c 42-49)`,duration,`addcolons $(echo $barcode | cut -c 50-57)`
+log -e