From aa6c00b0835847fea53b299b3302e8d470c79297 Mon Sep 17 00:00:00 2001
From: Felipe Conti <felipeconti18@gmail.com>
Date: Sun, 10 Jun 2018 14:02:42 -0300
Subject: [PATCH 1/3] Treatment to use root

---
 install.sh | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/install.sh b/install.sh
index 884e1a6..a377972 100755
--- a/install.sh
+++ b/install.sh
@@ -28,6 +28,18 @@ case $KERNEL in
     ;;
 esac
 
+sh_c='sh -c'
+if [ "$CURRENT_USER" != 'root' ]; then
+  if command_exists sudo; then
+    sh_c='sudo -E sh -c'
+  elif command_exists su; then
+    sh_c='su -c'
+  else
+    output "Error: this installer needs the ability to run commands as root. We are unable to find either "sudo" or "su" available to make this happen."
+    exit 1
+  fi
+fi
+
 TMP=$(mktemp -d "${TMPDIR:-/tmp}/ctop.XXXXX")
 cd ${TMP}
 
@@ -54,7 +66,7 @@ wget -q --show-progress $url
 (sha256sum -c --quiet --ignore-missing sha256sums.txt) || exit 1
 
 output "installing to /usr/local/bin"
-chmod +x ctop-*
-sudo mv ctop-* /usr/local/bin/ctop
+$sh_c "chmod +x ctop-*"
+$sh_c "mv ctop-* /usr/local/bin/ctop"
 
 output "done!"

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 2/3] 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

From 541fe70b78fb77dffaba4cca3ce5af5e79ca5424 Mon Sep 17 00:00:00 2001
From: "Felipe B. Conti" <felipeconti18@gmail.com>
Date: Sun, 10 Jun 2018 14:12:07 -0300
Subject: [PATCH 3/3] Remove unnecessary treatment

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

diff --git a/install.sh b/install.sh
index 31e83aa..e77bbda 100755
--- a/install.sh
+++ b/install.sh
@@ -70,7 +70,7 @@ wget -q --show-progress $url
 (sha256sum -c --quiet --ignore-missing sha256sums.txt) || exit 1
 
 output "installing to /usr/local/bin"
-$sh_c "chmod +x ctop-*"
+chmod +x ctop-*
 $sh_c "mv ctop-* /usr/local/bin/ctop"
 
 output "done!"