use prebuid pcre.

Author: zhuizhuhaomeng

.travis.yml

@@ -81,7 +81,9 @@ install:
   #- if [ -n "$PCRE_VER" ] && [ ! -f download-cache/pcre-$PCRE_VER.tar.gz ]; then wget -P download-cache https://downloads.sourceforge.net/project/pcre/pcre/${PCRE_VER}/pcre-${PCRE_VER}.tar.gz; fi
   #- if [ -n "$PCRE2_VER" ] && [ ! -f download-cache/pcre2-$PCRE2_VER.tar.gz ]; then wget -P download-cache https://github.com/PCRE2Project/pcre2/releases/download/pcre2-${PCRE2_VER}/pcre2-${PCRE2_VER}.tar.gz; fi
   #- if [ -n "$OPENSSL_VER" ] && [ ! -f download-cache/openssl-$OPENSSL_VER.tar.gz ]; then wget -P download-cache https://github.com/openssl/openssl/releases/download/openssl-$OPENSSL_VER/openssl-$OPENSSL_VER.tar.gz || wget -P download-cache https://www.openssl.org/source/openssl-$OPENSSL_VER.tar.gz || wget -P download-cache https://www.openssl.org/source/old/${OPENSSL_VER//[a-z]/}/openssl-$OPENSSL_VER.tar.gz; fi
-  - wget https://github.com/openresty/openresty-deps-prebuild/releases/download/v1.0.0/openssl-$OPENSSL_VER-x64-focal.tar.gz
+  - if [ -n "$OPENSSL_VER" ]; then wget https://github.com/openresty/openresty-deps-prebuild/releases/download/v1.0.0/openssl-${OPENSSL_VER}-x64-focal.tar.gz; fi
+  - if [ -n "$PCRE_VER" ]; then wget https://github.com/openresty/openresty-deps-prebuild/releases/download/v1.0.0/pcre-${PCRE_VER}-x64-focal.tar.gz; fi
+  - if [ -n "$PCRE2_VER" ]; then wget https://github.com/openresty/openresty-deps-prebuild/releases/download/v1.0.0/pcre2-${PCRE2_VER}-x64-focal.tar.gz; fi
   - wget https://github.com/openresty/openresty-deps-prebuild/releases/download/v20230902/boringssl-20230902-x64-focal.tar.gz
   - wget https://github.com/openresty/openresty-deps-prebuild/releases/download/v20230902/curl-h3-x64-focal.tar.gz
   - git clone https://github.com/openresty/test-nginx.git