Better output.

archbox.bash

@@ -16,31 +16,45 @@ asroot(){
 
 help_text(){
 cat << EOF
+
 USAGE $0 <arguments>
 OPTIONS:
   --create LINK     Creates a chroot enviroment.
   --enter           Enters chroot enviroment.
   --help            Displays this help message.
+
 EOF
 }
 
+err(){
+    echo "$(tput bold)$(tput setaf 1)==> $@"
+    exit 1
+}
+
+msg(){
+    echo "$(tput bold)$(tput setaf 2)==> $@"
+}
+
 case $1 in
     --create)
         asroot
         [[ -z $2 ]] && echo "Specify the link of Arch Linux bootstrap tarball." \
             && exit 1
+        msg "Creating chroot directory..."
         mkdir $INSTALL_PATH
         cd $INSTALL_PATH
+        msg "Downloading Arch Linux tarball..."
         checkdep wget
         wget -q --show-progress -O archlinux.tar.gz $2
+        msg "Extracting the tarball..."
         tar xzf archlinux.tar.gz
+        msg "Enabling internet connection in chroot enviroment..."
         cp /etc/resolv.conf $CHROOT/etc/resolv.conf
-        echo "You will need to edit which mirror you want to use, uncomment needed mirrors and save it."
+        msg "You will need to edit which mirror you want to use, uncomment needed mirrors and save it."
         echo "Editor of your choice:"
         read MIRROR_EDITOR
         $MIRROR_EDITOR $CHROOT/etc/pacman.d/mirrorlist || exit 1
-        checkdep wget
-        echo "Disabling Pacman's CheckSpace"
+        msg "Disabling Pacman's CheckSpace"
         checkdep sed
         sed -i 's/CheckSpace/#CheckSpace/g' $CHROOT/etc/pacman.conf
         
@@ -55,6 +69,9 @@ case $1 in
     "")
         help_text
     ;;
+    --*)
+        err "Unknown option: $1"
+    ;;
     *)
     	copyresolv
         COMMAND=$(echo $@ | tr ' ' '\ ')