shell 脚本中启用 别名扩展功能

README.md

@@ -87,7 +87,7 @@ bash setup-php-runtime.sh --mirror china
 # 使用swoole-cli
 # shell脚本中启用别名扩展功能‌
 shopt -s expand_aliases
-__DIR__=$(pwd)
+__DIR__=$(cd "$(dirname "$0")"; pwd)
 export PATH="${__DIR__}/bin/runtime:$PATH"
 ln -sf ${__DIR__}/bin/runtime/swoole-cli ${__DIR__}/bin/runtime/php
 alias php="php -d curl.cainfo=${__DIR__}/bin/runtime/cacert.pem -d openssl.cafile=${__DIR__}/bin/runtime/cacert.pem"