Update memcache.sh

plugins/php/versions/common/memcache.sh

@@ -10,7 +10,7 @@ rootPath=$(dirname "$rootPath")
 rootPath=$(dirname "$rootPath")
 serverPath=$(dirname "$rootPath")
 sourcePath=${serverPath}/source/php
-
+SYS_ARCH=`arch`
 LIBNAME=memcache
 LIBV=2.2.7
 sysName=`uname`
@@ -52,10 +52,17 @@ Install_lib()
 		php_lib=$sourcePath/php_lib
 		mkdir -p $php_lib
 
+		if [ ! -d $php_lib/${LIBNAME}-${LIBV} ];then
 			wget -O $php_lib/${LIBNAME}-${LIBV}.tgz http://pecl.php.net/get/${LIBNAME}-${LIBV}.tgz
-
 			cd $php_lib && tar xvf ${LIBNAME}-${LIBV}.tgz
 			cd ${LIBNAME}-${LIBV}
+		fi
+
+		OPTIONS=""
+		if [ "${SYS_ARCH}" == "aarch64" ] && [ "$version" -lt "56" ];then
+			OPTIONS="$OPTIONS --build=aarch64-unknown-linux-gnu --host=aarch64-unknown-linux-gnu"
+		fi
+
 		$serverPath/php/$version/bin/phpize
 		./configure --with-php-config=$serverPath/php/$version/bin/php-config --enable-memcache --with-zlib-dir
 		make clean && make && make install && make clean