#!/bin/bash

# Source this file to:
# - Create the build and work directories for the specific architecture and compiler versions
#   according to the existence or not of the storage_model environment variable
# If these directories already exist, they will be deleted, and recreated.
# Additionally, a setup file is copied in the work directory as a shortcut.

if [ -n "${GEM_STORAGE_DIR}" -a -n "${GEM_ARCH}" -a -n "${GEM_WORK}" ] ; then
    if [ -n "${storage_model}" ] ; then
        /bin/rm -rf ${GEM_STORAGE_DIR} build-${GEM_ARCH} ${GEM_WORK}
        mkdir -p ${GEM_STORAGE_DIR}/work
        mkdir -p ${GEM_STORAGE_DIR}/build
        ln -sf ${GEM_STORAGE_DIR}/build ${PWD}/build-${GEM_ARCH}
        ln -sf ${GEM_STORAGE_DIR}/work ${PWD}/${GEM_WORK}
    else
        /bin/rm -rf build-${GEM_ARCH} ${GEM_WORK}
        mkdir -p build-${GEM_ARCH} ${GEM_WORK}
    fi

    if [ -n "${EC_ARCH}" ]; then
        if [ "$COMPILER_SUITE" == "intel" ] ; then
            SETUP_FILE=.eccc_setup_intel
        else
            SETUP_FILE=.eccc_setup_gnu
        fi

cat > ${PWD}/${GEM_WORK}/.eccc_setup <<EOF
ici=\$PWD
cd ${gem_DIR}
. ./${SETUP_FILE}
cd \$ici
EOF
    fi
else
    echo "GEM environment variables not set! Make sure you use .common_setup script first."
fi