优化iconv安装

Author: jingmian

Dockerfile

@@ -16,8 +16,7 @@ RUN export MC="-j$(nproc)" \
     && chmod +x "${MORE_EXTENSION_INSTALLER}" \
     && sh install.sh \
     && sh "${MORE_EXTENSION_INSTALLER}" \
-    && rm -rf /tmp/extensions \
-    && apk add --no-cache --repository http://dl-3.alpinelinux.org/alpine/edge/testing gnu-libiconv
+    && rm -rf /tmp/extensions
 
 ENV LD_PRELOAD /usr/lib/preloadable_libiconv.so php
 

extensions/install.sh

@@ -18,7 +18,7 @@ fi
 
 if [ "${PHP_EXTENSIONS}" != "" ]; then
     echo "---------- Install general dependencies ----------"
-    apk add --no-cache autoconf g++ libtool make curl-dev libxml2-dev linux-headers
+    apk add --no-cache autoconf g++ libtool make curl-dev libxml2-dev linux-headers --repository http://dl-3.alpinelinux.org/alpine/edge/testing gnu-libiconv
 fi
 
 if [ -z "${EXTENSIONS##*,pdo_mysql,*}" ]; then