From ee4ca8f2601bc5a2dd258fea176037e03e23feb8 Mon Sep 17 00:00:00 2001
From: Brion Vibber <brion@pobox.com>
Date: Mon, 25 Jan 2010 09:41:40 -0800
Subject: [PATCH] quick fix to console.php: don't save blank lines into
 readline history

---
 scripts/console.php | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/scripts/console.php b/scripts/console.php
index 8b62a3a967..4d207c261b 100755
--- a/scripts/console.php
+++ b/scripts/console.php
@@ -45,10 +45,12 @@ function read_input_line($prompt)
     if (CONSOLE_INTERACTIVE) {
         if (CONSOLE_READLINE) {
             $line = readline($prompt);
-            readline_add_history($line);
-            if (defined('CONSOLE_HISTORY')) {
-                // Save often; it's easy to hit fatal errors.
-                readline_write_history(CONSOLE_HISTORY);
+            if (trim($line) != '') {
+                readline_add_history($line);
+                if (defined('CONSOLE_HISTORY')) {
+                    // Save often; it's easy to hit fatal errors.
+                    readline_write_history(CONSOLE_HISTORY);
+                }
             }
             return $line;
         } else {