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[EDIT] FILE: build_prepare_ext.template

###########################################
EXTENSION_NAME="__extension_name__"
EXTENSION_SRC=__extension_src__
EXTRACT_METHOD="__extract_method__"
EXTENSION_DIR="__extension_dir__"
EXTENSION_DOWNLOAD_URL="__extension_download_url__"
###########################################

echo "============================================================="
main_msg "Preparing source code for building ${EXTENSION_NAME} Extension"
echo "============================================================="
echo ""

echo "Changing to build directory ${PHP_BUILD_DIR}" 
cd ${PHP_BUILD_DIR}
check_errs $? "Could not get into build directory"

if [ -e "${EXTENSION_SRC}" ] ; then
	main_msg "${EXTENSION_SRC} already downloaded, use the saved copy."
	NEW_DOWNLOAD=N
else
	main_msg "Retrieving ${EXTENSION_NAME} extension source archive ${EXTENSION_DOWNLOAD_URL}" 
	${DL_METHOD} ${EXTENSION_SRC} ${EXTENSION_DOWNLOAD_URL}
	check_errs $? "Fail to retrieve ${EXTENSION_NAME} extension source archive"
	echo ""
	NEW_DOWNLOAD=Y
fi

echo "Changing to build directory php-${PHP_VERSION}" 
cd php-${PHP_VERSION}
check_errs $? "Could not get into build directory"

echo "Copying ${EXTENSION_NAME} extension source archive" 
cp ../${EXTENSION_SRC} .
check_errs $? "Could not copy"

main_msg "Extracting ${EXTENSION_NAME} extension source archive: ${EXTRACT_METHOD} ${EXTENSION_SRC}" 
${EXTRACT_METHOD} ${EXTENSION_SRC}

if [ "$?" -ne "0" ] ; then
	# remove bad copy
	rm -f ${EXTENSION_SRC} ../${EXTENSION_SRC}
	check_errs $? "Fail to remove bad copy ${EXTENSION_SRC}"

if [ "${NEW_DOWNLOAD}" = "Y" ] ; then
		check_errs 1 "Could not extract ${EXTENSION_NAME} extension source archive"
	else
		main_msg "Failed to extract existing copy. try download again."
	
		main_msg "Retrieving ${EXTENSION_NAME} extension source archive ${EXTENSION_DOWNLOAD_URL}" 
		${DL_METHOD} ../${EXTENSION_SRC} ${EXTENSION_DOWNLOAD_URL}
		check_errs $? "Fail to retrieve ${EXTENSION_NAME} extension source archive"
		NEW_DOWNLOAD=Y
	
		cp ../${EXTENSION_SRC} .
		check_errs $? "Could not copy"
	
		main_msg "Extracting ${EXTENSION_NAME} extension source archive: ${EXTRACT_METHOD} ${EXTENSION_SRC}" 
		${EXTRACT_METHOD} ${EXTENSION_SRC}
		
		if [ "$?" -ne "0" ] ; then
			# remove bad copy
			rm -f ${EXTENSION_SRC} ../${EXTENSION_SRC}
			check_errs $? "Fail to remove bad copy ${EXTENSION_SRC}"

check_errs 1 "Could not extract ${EXTENSION_NAME} extension source archive"
		fi
		
	fi
	
fi

echo "============================================================="
main_msg "Finished gathering source code for building ${EXTENSION_NAME} extension"
echo "============================================================="

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