From eaa3274568dab0a6659d866a7e088cfc96e6aa8d Mon Sep 17 00:00:00 2001
From: 10sr <8slashes+git@gmail.com>
Date: Sun, 12 Jan 2014 21:55:52 +0900
Subject: [PATCH] fix eshell advice

---
 emacs.el | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/emacs.el b/emacs.el
index 4c1e1ce..1d5f9a7 100644
--- a/emacs.el
+++ b/emacs.el
@@ -1770,10 +1770,12 @@ if arg given, use that eshell buffer, otherwise make new eshell buffer."
     ;; do not cycle history
     (around eshell-history-do-not-cycle activate)
     (if (= 0
-           eshell-history-index)
+           (or eshell-history-index
+               0))
         (progn
           (delete-region eshell-last-output-end (point))
-          (insert-and-inherit eshell-matching-input-from-input-string))
+          (insert-and-inherit eshell-matching-input-from-input-string)
+          (setq eshell-history-index nil))
       ad-do-it))
 
   (setq eshell-directory-name "~/.emacs.d/eshell/")