Update setup-deps-ubuntu.bash to use portable `sudo_cmd` syntax

setup-deps-ubuntu.bash

@@ -2,6 +2,10 @@
 
 # curl -fsSL https://ldsconnect.org/setup-linux.bash | bash -c
 
+# Not every platform has or needs sudo, gotta save them O(1)s...
+sudo_cmd=""
+((EUID)) && [[ -z "$ANDROID_ROOT" ]] && sudo_cmd="sudo"
+
 NO_FAIL2BAN=${1}
 
 echo ""
@@ -18,7 +22,7 @@ echo "    * jshint"
 echo ""
 
 echo "updating apt-get..."
-sudo bash -c "apt-get update -qq -y < /dev/null" > /dev/null
+$sudo_cmd bash -c "apt-get update -qq -y < /dev/null" > /dev/null
 
 # fail2ban
 #if [ -z "$(which fail2ban-server | grep fail2ban)" ]; then
@@ -32,5 +36,5 @@ sudo bash -c "apt-get update -qq -y < /dev/null" > /dev/null
 if [ -z "$(type -p pkg-config)" ] || [ -z "$(type -p git)" ] || [ -z "$(type -p wget)" ] || [ -z "$(type -p curl)" ] || [ -z "$(type -p gcc)" ] || [ -z "$(type -p rsync)" ] || [ -z "$(type -p python)" ]
 then
   echo "installing git, wget, curl, build-essential, rsync, pkg-config, python..."
-  sudo bash -c "apt-get install -qq -y git wget curl build-essential rsync pkg-config python < /dev/null" > /dev/null 2>/dev/null
+  $sudo_cmd bash -c "apt-get install -qq -y git wget curl build-essential rsync pkg-config python < /dev/null" > /dev/null 2>/dev/null
 fi