#!/bin/bash

PATH=/usr/local/sbin:/usr/local/bin:$PATH

TIMEOUT=8           # wait timeout for X server start

LOCK_FILE=/tmp/.snail.lock
FIFO_FILE=/tmp/.snail.fifo

[ ! -f $LOCK_FILE ] && echo "Snail daemon is not running. Please start." && exit -1

{
  flock -w 0 -s 9
  if [ 0 -ne $? ]; then
    (nohup echo -n > $FIFO_FILE &>/dev/null)&
    flock -w $TIMEOUT -s 9
  fi

  if [ 0 -eq $? ]; then
    echo "Trying to run $@ on nVidia"
    export LD_LIBRARY_PATH=/usr/lib/snail
    LD_PRELOAD="/usr/lib/snail/lib32/libGL.so.1 \
                /usr/lib/snail/lib32/libnvidia-tls.so \
                /usr/lib/snail/lib32/libnvidia-glcore.so" \
    snail.vglrun -d :8293 "$@" 2>/dev/null \
    && echo "Application $@ was performed on nVidia ;-)" \
    || echo "Snail-daemon said that it has powered on nVidia but $@ fails to run for some reason ;-("

  else
    echo "Timout received for 'power on' request to Snail-daemon ;-("
  fi

  flock -u 9

} 9>$LOCK_FILE