Log only when running from a terminal

spam-ham-learn

@@ -27,7 +27,10 @@ readonly LOGFILE="${HOME}/spam-ham-learn.log"
 
 log()
 {
-    printf "I: %s\n" "$*" >> "${LOGFILE}"
+    if [ -t 1 ]; then
+        # Only print things if running from a terminal.
+        printf "I: %s\n" "$*"
+    fi
 }
 
 learn_spam()
@@ -37,8 +40,10 @@ learn_spam()
     log "Entering learn_spam"
 
     if [ "${FORCE}" = "false" ]; then
-        log "--force detected; not using -ctime on find"
+        log "--force not detected; using -ctime on find"
         findargs=" -ctime +${SPAM_MIN_AGE} "
+    else
+        log "--force detected; not using -ctime on find"
     fi
 
     # Collecting the spam.