adapt to 1.8.1(zlib)

deploy/cpp/CMakeLists.txt

@@ -73,7 +73,11 @@ endif()
 if(EXISTS "${PADDLE_DIR}/third_party/install/snappystream/include")
     include_directories("${PADDLE_DIR}/third_party/install/snappystream/include")
 endif()
-include_directories("${PADDLE_DIR}/third_party/install/zlib/include")
+# zlib does not exist in 1.8.1
+if (EXISTS "${PADDLE_DIR}/third_party/install/zlib/include")
+    include_directories("${PADDLE_DIR}/third_party/install/zlib/include")
+endif()
+
 include_directories("${PADDLE_DIR}/third_party/boost")
 include_directories("${PADDLE_DIR}/third_party/eigen3")
 
@@ -84,7 +88,10 @@ if(EXISTS "${PADDLE_DIR}/third_party/install/snappystream/lib")
     link_directories("${PADDLE_DIR}/third_party/install/snappystream/lib")
 endif()
 
-link_directories("${PADDLE_DIR}/third_party/install/zlib/lib")
+if (EXISTS "${PADDLE_DIR}/third_party/install/zlib/lib")
+    link_directories("${PADDLE_DIR}/third_party/install/zlib/lib")
+endif()
+
 link_directories("${PADDLE_DIR}/third_party/install/protobuf/lib")
 link_directories("${PADDLE_DIR}/third_party/install/glog/lib")
 link_directories("${PADDLE_DIR}/third_party/install/gflags/lib")
@@ -204,8 +211,11 @@ if (NOT WIN32)
 else()
     set(DEPS ${DEPS}
         ${MATH_LIB} ${MKLDNN_LIB}
-        glog gflags_static libprotobuf zlibstatic xxhash libyaml-cppmt)
+        glog gflags_static libprotobuf xxhash libyaml-cppmt)
 
+    if (EXISTS "${PADDLE_DIR}/third_party/install/zlib/lib")
+      set(DEPS ${DEPS} zlibstatic)
+    endif()
     set(DEPS ${DEPS} libcmt shlwapi)
     if (EXISTS "${PADDLE_DIR}/third_party/install/snappy/lib")
         set(DEPS ${DEPS} snappy)