ENVIRONMENT_VARIABLES

#The ABSOLUTE PATH of the bin folder containing the QE executables (pw.x, pp.x)
#BIN_DIR=

if [ -d "$BIN_DIR" ]; then
	if [ ! -f $BIN_DIR/pw.x ]; then
		echo "Can't find pw.x in '$BIN_DIR'..."
		echo "Attempting to find valid version of espresso in PATH..."
		BIN_DIR=""
	fi
fi

if [[ $BIN_DIR == "" ]]; then
	BIN_DIR=`dirname $(which pw.x)`
fi

if [[ $BIN_DIR == "" ]]; then
	echo "Failed to find espresso installation."
	echo "Specify manual installation directory in the BIN_DIR env variable"
	exit
fi

#The ABSOLUTE PATH of the folder containing the Pseudopotential files .UPF
PSEUDO_DIR='../../Pseudo'
if [[ `which realpath` != "" ]]; then
	PSEUDO_DIR=`realpath $PSEUDO_DIR`
elif [[ `which readlink` != "" ]]; then
	app=`readlink $PSEUDO_DIR`
	if [[ $app != "" ]]; then
		PSEUDO_DIR=$app
	fi
fi

#The RELATIVE PATH of the folder to contain temporary/restart QE files
TMP_DIR='./tmp'

#This is the default for running in serial
RUN_COMMAND=""
#For parallel execution uncomment this (remove the first # symbol)
#RUN_COMMAND="mpirun -np 2"