Move to 'source' and own return value variable

checks/internet.check

@@ -4,9 +4,9 @@ ping -c 1 archlinux.org 2>/tmp/arch-maride-flavour_checks_internet_error.log 1>/
 return=$?
 
 if [ "$return" -eq 0 ]; then
-	exit 0
+	amf_return=0
 else
 	echo "~> Either internet is unavailable or archlinux.org is down..."
 	echo "~> (ping returned $return. Maybe check the logs in /tmp."
-	exit 1
+	amf_return=1
 fi

checks/uefi.check

@@ -2,15 +2,15 @@
 
 if [ "$bootloader" == "EFI" ]; then
 	echo "~> Not an EFI host, not checking for EFI."
-	exit 0
+	amf_return=0
 fi
 
 ls /sys/firmware/efi/efivars 2>/tmp/arch-maride-flavour_checks_uefi_error.log 1>/tmp/arch-maride-flavour_checks_uefi_out.log
 return=$?
 
 if [ "$return" -eq 0 ]; then
-	exit 0
+	amf_return=0
 else
 	echo "~> This doesn't seem to be an UEFI boot. Please boot UEFI."
-	exit 1
+	amf_return=1
 fi