parallel himeno benchmark

#!/bin/bash
# prallel himeno benchmark, needs mpifort, mpirun, wget, unzip and lzh unzipper(lhasa in arch linux)

# Get number of cores
cores=$(nproc)
echo Detected $cores cores

# Get date for temp folder name
now=$(date +"%d.%m.%Y")
tmpdir=/tmp/himeno-$now

# Make temp dir and move to it (remove if exists)
if [ -d $tmpdir ]; then echo "Temporary directory exists, removing it" & rm -rf $tmpdir; fi
mkdir $tmpdir
cd $tmpdir

# Get himeno benchmark and unpack
wget "http://accc.riken.jp/en/wp-content/uploads/sites/2/2015/07/f77_xp_mpi.zip"
unzip f77_xp_mpi.zip
lha -e f77_xp_mpi.lzh

# Make paramset.h executable and run it to make use of all cores
chmod +x paramset.sh
sh ./paramset.sh S 1 1 $cores

# Compile using mpifort
mpifort himenoBMTxpr.f

# Run the test using all cores
mpirun -np $cores ./a.out