Fix issues with new VirtualBox

- Switch to grub instead of syslinux
- Use LTS kernel since 4.7 has issuesm with VirtualBox 5.1

create_vm.sh

@@ -10,10 +10,11 @@ ROOT_PASSWORD=uiuc
 PACKAGES=(# Core packages
           base
           base-devel
-          syslinux
+          linux-lts{,-headers} # use lts because current VirtualBox (~5.1.2) doesn't play nicely with the new (4.7) kernel
+          grub
           ifplugd
           # X things
-          virtualbox-guest-modules
+          virtualbox-guest-dkms
           virtualbox-guest-utils
           xfce4
           sfml
@@ -99,6 +100,9 @@ else
 fi
 
 sudo arch-chroot root/ <<chrootEOF
+# Remove the non-lts kernel
+pacman -R --noconfirm linux
+
 # random setup - hostname, timezone, locales
 echo cs2xx-vm > /etc/hostname
 ln -s /usr/share/zoneinfo/America/Chicago /etc/localtime
@@ -122,14 +126,14 @@ pacman-key --populate archlinux
 
 
 # install bootloader
-syslinux-install_update -i -a -m
-uuid=\$(blkid -o value -s UUID ${loopdev}p1)
-sed -i '/APPEND/ s+root=[^ ]*+root=UUID='\$uuid'+' /boot/syslinux/syslinux.cfg
+sed -i '/TIMEOUT/ s+GRUB_TIMEOUT=.*+GRUB_TIMEOUT=2+' /etc/default/grub
+grub-install --target=i386-pc ${loopdev}
+grub-mkconfig -o /boot/grub/grub.cfg
 
 
 # fix a bug when running in QEMU - the 'block' hook has to be included in the initcpio
 sed -i '/^HOOKS/ s/autodetect \\(.*\\) block/block autodetect \\1/' /etc/mkinitcpio.conf
-mkinitcpio -p linux
+mkinitcpio -p linux-lts
 
 
 # create default user, set passwords
@@ -266,6 +270,7 @@ sudo umount ${loopdev}p1
 sudo losetup -d $loopdev
 
 trap - EXIT
+set -e
 
 rm -f $DISK.vmdk
 VBoxManage convertfromraw $DISK $DISK.vmdk --format VMDK