From c786b697bf71066b54fa58c1626317ff18515ff0 Mon Sep 17 00:00:00 2001
From: Felipe Conti <felipeconti18@gmail.com>
Date: Sun, 10 Jun 2018 14:04:34 -0300
Subject: [PATCH] Add function command_exists

---
 install.sh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/install.sh b/install.sh
index a377972..31e83aa 100755
--- a/install.sh
+++ b/install.sh
@@ -5,6 +5,10 @@ KERNEL=$(uname -s)
 
 function output() { echo -e "\033[32mctop-install\033[0m $@"; }
 
+function command_exists() {
+	command -v "$@" > /dev/null 2>&1
+}
+
 # extract github download url matching pattern
 function extract_url() {
   match=$1; shift