Raspberry Pi PICO-8 console autostart

autostart

# This file lives at ~/.config/lxsession/LXDE-pi/autostart

# Default autostart from /etc/xdg/lxsession/LXDE-pi/autostart
# Uncomment for normal desktop.

#@lxpanel --profile LXDE-pi
#@pcmanfm --desktop --profile LXDE-pi
#@xscreensaver -no-splash
#point-rpi

# Instead, run custom startup script
lxterminal --command="~/startup.sh"

startup_general.sh

# This file lives at ~/startup.sh

# This script tries to mount the floppy drive,
# if not already mounted, and take appropriate action.

# Some helper functions:

# Counts down, then shuts down.
timer_down() {
  echo 'shutting down in...'
  i=5
  while test $i -gt 0
  do
    echo "$i"
    i=$((i-1))
    sleep 1s
  done
  # Tells the attached HDMI device to enter standby mode.
  # Requires cec-utils
  # echo standby 0 | cec-client -s -d 1
  sudo shutdown now
}

# Reports a failure
fail() {
  echo "Floppy boot failed: $*." 1>&2
  timer_down
}

# Starts the normal desktop
pixel() {
  lxpanel --profile LXDE-pi &
  pcmanfm --desktop --profile LXDE-pi &
  point-rpi &
}

# Launches PICO-8, shuts down when it closes.
# Launches a special launcher cart. Adjust for where you have PICO-8 installed.
pico8() {
  ~/pico-8/pico8_dyn -run '~/.lexaloffle/pico-8/carts/launcher.p8.png'; timer_down
}

# Launches DOSBox.
# I don't have this set up, so fail for now.
dosbox() {
  fail 'DOSBox is not configured'
}

# Actual script:

# Check for the mounted floppy drive.
# This requires an entry for /media/floppy in /etc/fstab.
# Assuming your floppy is at /dev/sda, something like:
# /dev/sda /media/floppy vfat owner,group,umask=000,noauto,sync 0 0
while ! (cat /proc/mounts | grep -Pq '\s/media/floppy/?\s' -) && ! sudo mount /media/floppy
do
  # TODO: figure out something similar that doesn't require keyboard.
  # retry a fixed number of times?
  read -p 'No floppy disk found. Retry? [Y/n] ' -n1 retry
  if (echo "$retry" | grep -iq n -)
  then
    timer_down
  fi
done

# Get a listing of the files on the floppy
files=$(ls -1b /media/floppy)

# Autorun section. In theory this is dangerous, but who's going to troll you?
#autorun=$(echo "$files" | grep -Pim1 '^autorun(.sh)?' -)
#if test ! -z "$autorun"
#then
#  echo "Autorun script. Launching /media/floppy/$autorun."
#  /media/floppy/$autorun
#elif ...

# Check for a PICO-8 cart
if echo "$files" | grep -Piq '.p8(.png)?$' -
then
  echo 'PICO-8 cart detected. Launching PICO-8.'
  pico8
# Check for a DOS executable, as an example
elif echo "$files" | grep -Piq '.exe$' -
then
  echo 'EXE detected. Launching DOSBox.'
  dosbox
# Other checks can be added here: launch emulators for game ROMs, etc.
else
  # TODO: do something else since a user without mouse and keyboard is stranded.
  echo 'Falling back to PIXEL environment.'
  pixel
fi

startup_pico.sh

# This file lives at ~/startup.sh

# This script tries to mount the floppy drive,
# if not already mounted, and then boot PICO-8.

# Some helper functions:

# Counts down, then shuts down.
timer_down() {
  echo 'shutting down in...'
  i=5
  while test $i -gt 0
  do
    echo "$i"
    i=$((i-1))
    sleep 1s
  done
  # Tells the attached HDMI device to enter standby mode.
  # Requires cec-utils
  # echo standby 0 | cec-client -s -d 1
  sudo shutdown now
}

# Reports a failure
fail() {
  echo "Floppy boot failed: $*." 1>&2
  timer_down
}

# Check for the mounted floppy drive.
# This requires an entry for /media/floppy in /etc/fstab.
# Assuming your floppy is at /dev/sda, something like:
# /dev/sda /media/floppy vfat owner,group,umask=000,noauto,sync 0 0
if ! (cat /proc/mounts | grep -Pq '\s/media/floppy/?\s' -) && ! sudo mount /media/floppy
then
 # Fail if the floppy drive can't be mounted.
 fail "no floppy disk found."
fi

# Launches PICO-8, shuts down when it closes.
# Launches a special launcher cart. Adjust for where you have PICO-8 installed.
~/pico-8/pico8_dyn -run '~/.lexaloffle/pico-8/carts/launcher.p8.png'; timer_down