From 7f88b3bcdafb3daca89fdac4854809e1df391490 Mon Sep 17 00:00:00 2001
From: farhan <mfgbhatti@live.com>
Date: Mon, 28 Feb 2022 15:43:38 +0000
Subject: [PATCH 1/3] background checks

---
 scripts/startup.sh | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/scripts/startup.sh b/scripts/startup.sh
index baf0e75..9fe88a9 100755
--- a/scripts/startup.sh
+++ b/scripts/startup.sh
@@ -16,6 +16,28 @@ set_option() {
     fi
     echo "${1}=${2}" >>$CONFIG_FILE # add option
 }
+
+root_check() {
+    if [[ "$(id -u)" != "0" ]]; then
+        echo -ne "ERROR! This script must be run under the 'root' user!\n"
+        exit 0
+    fi
+}
+
+docker_check() {
+    if awk -F/ '$2 == "docker"' /proc/self/cgroup | read -r; then
+        echo -ne "ERROR! Docker container is not supported (at the moment)\n"
+        exit 0
+    elif [[ -f /.dockerenv ]]; then
+        echo -ne "ERROR! Docker container is not supported (at the moment)\n"
+        exit 0
+    fi
+}
+
+background_checks() {
+    root_check
+    docker_check
+}
 # Renders a text based list of options that can be selected by the
 # user using up, down and enter keys and returns the chosen option.
 #

From 719273b4c35b1c7557c99354c1d2577b00537af0 Mon Sep 17 00:00:00 2001
From: farhan <mfgbhatti@live.com>
Date: Mon, 28 Feb 2022 15:44:35 +0000
Subject: [PATCH 2/3] background checks 2

---
 scripts/startup.sh | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/scripts/startup.sh b/scripts/startup.sh
index 9fe88a9..50aa0a1 100755
--- a/scripts/startup.sh
+++ b/scripts/startup.sh
@@ -34,8 +34,25 @@ docker_check() {
     fi
 }
 
+arch_check() {
+    if [[ ! -e /etc/arch-release ]]; then
+        echo -ne "ERROR! This script must be run in Arch Linux!\n"
+        exit 0
+    fi
+}
+
+pacman_check() {
+    if [[ -f /var/lib/pacman/db.lck ]]; then
+        echo "ERROR! Pacman is blocked."
+        echo -ne "If not running remove /var/lib/pacman/db.lck.\n"
+        exit 0
+    fi
+}
+
 background_checks() {
     root_check
+    arch_check
+    pacman_check
     docker_check
 }
 # Renders a text based list of options that can be selected by the

From a6e565ad172354097485c103f0442e9fb98038d5 Mon Sep 17 00:00:00 2001
From: farhan <mfgbhatti@live.com>
Date: Mon, 28 Feb 2022 15:46:36 +0000
Subject: [PATCH 3/3] background checks 3

---
 scripts/startup.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/scripts/startup.sh b/scripts/startup.sh
index 50aa0a1..258c6b9 100755
--- a/scripts/startup.sh
+++ b/scripts/startup.sh
@@ -340,6 +340,7 @@ installtype () {
 # language (){}
 
 # Starting functions
+background_checks
 clear
 logo
 userinfo