#!/usr/bin/env bash # Function that downloads an archive with the source code by the given url, # extracts its files and exports a variable SOURCES_DIR_${LIBRARY_NAME} function downloadTarArchive() { # The full name of the library LIBRARY_NAME=$1 # The url of the source code archive DOWNLOAD_URL=$2 # Optional. If 'true' then the function creates an extra directory for archive extraction. NEED_EXTRA_DIRECTORY=$3 ARCHIVE_NAME=${DOWNLOAD_URL##*/} # File name without extension LIBRARY_SOURCES="${ARCHIVE_NAME%.tar.*}" echo "Ensuring sources of ${LIBRARY_NAME} in ${LIBRARY_SOURCES}" if [[ ! -d "$LIBRARY_SOURCES" ]]; then curl -O ${DOWNLOAD_URL} EXTRACTION_DIR="." if [ "$NEED_EXTRA_DIRECTORY" = true ] ; then EXTRACTION_DIR=${LIBRARY_SOURCES} mkdir ${EXTRACTION_DIR} fi tar xf ${ARCHIVE_NAME} -C ${EXTRACTION_DIR} rm ${ARCHIVE_NAME} fi export SOURCES_DIR_${LIBRARY_NAME}=$(pwd)/${LIBRARY_SOURCES} }