From d4d71f426117ac90c7b3728d0cec2a34a7c0bd9b Mon Sep 17 00:00:00 2001
From: 10sr <8slashes+git@gmail.com>
Date: Fri, 5 Jul 2013 13:28:46 +0900
Subject: [PATCH] update s function

---
 bashrc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/bashrc b/bashrc
index 4119cae..6b891aa 100755
--- a/bashrc
+++ b/bashrc
@@ -374,6 +374,11 @@ s(){
         ack --pager="$PAGER" "$@"
     else
         echo ">> Using grep" 1>&2
+        if test $# -eq 0
+        then
+            echo "No search word given." 1>&2
+            return 1
+        fi
         grep -nH --color=always --exclude='.svn/*' --exclude='.git/*' "$@" -r . \
             | $PAGER
         # echo "No search command found. Use grep." 2>&1