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#!/bin/sh
# run from directory where this script is
cd `echo $0 | sed 's/\(.*\)\/.*/\1/'` # extract pathname
EXAMPLE_DIR=`pwd`
# check whether echo has the -e option
if test "`echo -e`" = "-e" ; then ECHO=echo ; else ECHO="echo -e" ; fi
$ECHO
$ECHO "$EXAMPLE_DIR : starting"
$ECHO
$ECHO "This example shows how to use the FFTTXlib library to perform"
$ECHO "3D Fourier transform in a scalar and parallel setup."
# set the needed environment variables
. ../../environment_variables
# required executables and pseudopotentials
BIN_LIST="fft_test0.x fft_test.x"
BIN_DIR="../../"
$ECHO
$ECHO " executables directory: $BIN_DIR"
$ECHO " checking that needed directories and files exist...\c"
# check for directories
for DIR in "$BIN_DIR" ; do
if test ! -d $DIR ; then
$ECHO
$ECHO "ERROR: $DIR not existent or not a directory"
$ECHO "Aborting"
exit 1
fi
done
for DIR in "$TMP_DIR" "$EXAMPLE_DIR/results" ; do
if test ! -d $DIR ; then
mkdir $DIR
fi
done
cd $EXAMPLE_DIR/results
# check for executables
for FILE in $BIN_LIST ; do
if test ! -x $BIN_DIR/$FILE ; then
$ECHO
$ECHO "ERROR: $BIN_DIR/$FILE not existent or not executable"
$ECHO "Aborting"
exit 1
fi
done
$ECHO " done"
# how to run executables
PW_COMMAND="$PARA_PREFIX $BIN_DIR/fft_test0.x $PARA_POSTFIX"
$ECHO "$PARA_PREFIX $BIN_DIR/fft_test0.x > fft_test0.out "
$PARA_PREFIX $BIN_DIR/fft_test0.x > fft_test0.out
$ECHO
$ECHO "$EXAMPLE_DIR : done"
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