Snail/bin/nvrun

#!/bin/bash

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

TIMEOUT=10           # wait timeout for X server start
let INTEL_IF_FAIL=1 # run on Intel if nVidia fails

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


{
  echo -n > $FIFO_FILE &
  flock -w $TIMEOUT -s 9

  if [ 0 -eq $? ]; then
	echo "Running $@ on nVidia"
	export LD_LIBRARY_PATH=/usr/lib/snail:/usr/lib/snail/lib
	[ -f /usr/lib/snail/libGL.so ] && LD_PRELOAD=$LD_PRELOAD:/usr/lib/snail/libGL.so
	[ -f /usr/lib/snail/libnvidia-tls.so ] && LD_PRELOAD=$LD_PRELOAD:/usr/lib/snail/libnvidia-tls.so
	snail.vglrun -d :1 "$@"
	echo "Application $@ was performed on nVidia"

  elif [ 0 -ne $INTEL_IF_FAIL ]; then
	echo "Running $@ on Intel"
	"$@"
	echo "Application $@ was performed on Intel"
  fi

  flock -u 9

} 9>$LOCK_FILE