better sendmail function

action.sh

@@ -74,10 +74,6 @@ function userexists {
   fi
 }
 
-function fappend {
-    echo -e "$2">>$1;
-}
-
 function mailsend { 
   TOEMAIL="$TOEMAIL";
   FREMAIL="$FREMAIL";
@@ -85,16 +81,17 @@ function mailsend {
   MSGBODY1="$2"
   MSGBODY2="$3"
   TMP=`mktemp`
-   
-  fappend $TMP "From: $FREMAIL";
-  fappend $TMP "To: $TOEMAIL";
-  fappend $TMP "Reply-To: $FREMAIL";
-  fappend $TMP "Subject: $SUBJECT";
-  fappend $TMP "";
-  fappend $TMP "$MSGBODY1";
-  fappend $TMP "";
-  fappend $TMP "$MSGBODY2";
-  fappend $TMP "";
+
+  printf '%s\n' "
+  From: $FREMAIL
+  To: $TOEMAIL
+  Reply-To: $FREMAIL
+  Subject: $SUBJECT
+
+  $MSGBODY1
+
+  $MSGBODY2
+  " > $TMP
   cat $TMP | "$SENDMAILPATH" -t;
   rm $TMP;
 }