Fix auto trading SPX, ends program if order doesn't exist due to grep errorlevel

autoTradeSPXPutCreditSpread.sh

@@ -2,6 +2,7 @@
 #set -x
 set -e
 IFS=$'\0'
+myPID=$$
 
 inputFile="$1"
 if [[ "" == "$inputFile" ]]; then
@@ -40,8 +41,9 @@ systemd-cat -t "`basename $0` $1" -p info <<< ${msg}
 echo "${msg}"
 
 #Check if this order has already been submitted.
-./getOrders.sh  | grep '\(WORKING\|FILLED\),\('${longSymbol}'\|'${shortSymbol}'\)' > temp/existingOrders.$$
-if [[ $(wc -l < temp/existingOrders.$$) -eq 0 ]];then
+./getOrders.sh  | (grep '\(WORKING\|FILLED\),\('${longSymbol}'\|'${shortSymbol}'\)' || true) > temp/existingOrders.${myPID}
+
+if [[ $(wc -l < temp/existingOrders.${myPID} -eq 0 ]];then
   msg="Not Yet traded, continuing"
   systemd-cat -t "`basename $0` $1" -p info <<< ${msg}
 else