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#!/bin/sh
set -e # exit on error
usage()
{
echo "Fortran Package Manager Bootstrap Script"
echo ""
echo "USAGE:"
echo "./install.sh [--help | [--prefix=PREFIX]"
echo ""
echo " --help Display this help text"
echo " --prefix=PREFIX Install binary in 'PREFIX/bin'"
echo " Default prefix='\$HOME/.local/bin'"
echo ""
echo "FC and FFLAGS environment variables can be used to select the"
echo "Fortran compiler and the build flags."
echo ""
}
PREFIX="$HOME/.local"
while [ "$1" != "" ]; do
PARAM=$(echo "$1" | awk -F= '{print $1}')
VALUE=$(echo "$1" | awk -F= '{print $2}')
case $PARAM in
-h | --help)
usage
exit
;;
--prefix)
PREFIX=$VALUE
;;
*)
echo "ERROR: unknown parameter \"$PARAM\""
usage
exit 1
;;
esac
shift
done
set -u # error on use of undefined variable
SOURCE_URL="https://github.com/fortran-lang/fpm/releases/download/v0.5.0/fpm-0.5.0.F90"
BOOTSTRAP_DIR="build/bootstrap"
if [ -z ${FC+x} ]; then
FC="gfortran"
fi
if [ -z ${FFLAGS+x} ]; then
FFLAGS="-g -fbacktrace -O3"
fi
mkdir -p $BOOTSTRAP_DIR
if command -v curl > /dev/null 2>&1; then
FETCH="curl -L"
elif command -v wget > /dev/null 2>&1; then
FETCH="wget -O -"
else
echo "No download mechanism found. Install curl or wget first."
exit 1
fi
$FETCH $SOURCE_URL > $BOOTSTRAP_DIR/fpm.F90
$FC $FFLAGS -J $BOOTSTRAP_DIR $BOOTSTRAP_DIR/fpm.F90 -o $BOOTSTRAP_DIR/fpm
$BOOTSTRAP_DIR/fpm update
$BOOTSTRAP_DIR/fpm install --compiler "$FC" --flag "$FFLAGS" --prefix "$PREFIX"
rm -r $BOOTSTRAP_DIR
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