From e881ca38446a7c132470d6e31b74a179c8fec239 Mon Sep 17 00:00:00 2001
From: Rodolphe Breard <rodolphe@what.tf>
Date: Tue, 3 Nov 2015 00:28:43 +0100
Subject: [PATCH] Checking if tree is installed.

---
 .aliases | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.aliases b/.aliases
index 1d3e53b..aec6964 100644
--- a/.aliases
+++ b/.aliases
@@ -3,12 +3,12 @@ alias ll='ls -lihF'
 alias la='ls -A'
 alias l='ll -A'
 
-alias t='tree'
 alias sudo='sudo '
 alias grep='grep -n --color=auto'
 alias j='jobs'
 alias df='df -h'
 alias du='du -ch'
+hash tree 2>/dev/null && alias t='tree'
 hash htop 2>/dev/null && alias top='htop'
 hash xscreensaver-command 2>/dev/null && alias lock='xscreensaver-command --lock'
 hash sqlmap 2>/dev/null && alias sqlmap='sqlmap --user-agent="Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)"'