windows inference fix (#13141)

* windows inference fix

* windows inference fix

paddle/fluid/inference/api/demo_ci/CMakeLists.txt

@@ -3,6 +3,11 @@ cmake_minimum_required(VERSION 3.0)
 project(cpp_inference_demo CXX C)
 
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+if (WIN32)
+set(CMAKE_STATIC_LIBRARY_PREFIX "lib")
+else()
+set(CMAKE_STATIC_LIBRARY_PREFIX "")
+endif()
 
 if(NOT DEFINED PADDLE_LIB)
   message(FATAL_ERROR "please set PADDLE_LIB with -DPADDLE_LIB=/path/paddle/lib")
@@ -32,44 +37,56 @@ endif(NOT WIN32)
 include_directories("${PADDLE_LIB}/third_party/boost")
 include_directories("${PADDLE_LIB}/third_party/eigen3")
 
+if (NOT WIN32)
 link_directories("${PADDLE_LIB}/third_party/install/snappy/lib")
 link_directories("${PADDLE_LIB}/third_party/install/snappystream/lib")
+link_directories("${PADDLE_LIB}/third_party/install/zlib/lib")
+endif(NOT WIN32)
+
 link_directories("${PADDLE_LIB}/third_party/install/protobuf/lib")
 link_directories("${PADDLE_LIB}/third_party/install/glog/lib")
 link_directories("${PADDLE_LIB}/third_party/install/gflags/lib")
-link_directories("${PADDLE_LIB}/third_party/install/zlib/lib")
+link_directories("${PADDLE_LIB}/paddle/fluid/inference")
 
 add_executable(${DEMO_NAME} ${DEMO_NAME}.cc)
 
 if(WITH_MKL)
   include_directories("${PADDLE_LIB}/third_party/install/mklml/include")
-  set(MATH_LIB ${PADDLE_LIB}/third_party/install/mklml/lib/libmklml_intel.so 
-               ${PADDLE_LIB}/third_party/install/mklml/lib/libiomp5.so)
+  set(MATH_LIB ${PADDLE_LIB}/third_party/install/mklml/lib/libmklml_intel${CMAKE_SHARED_LIBRARY_SUFFIX} 
+               ${PADDLE_LIB}/third_party/install/mklml/lib/libiomp5${CMAKE_SHARED_LIBRARY_SUFFIX})
   set(MKLDNN_PATH "${PADDLE_LIB}/third_party/install/mkldnn")
   if(EXISTS ${MKLDNN_PATH})
     include_directories("${MKLDNN_PATH}/include")
     set(MKLDNN_LIB ${MKLDNN_PATH}/lib/libmkldnn.so.0)
   endif()
 else()
-  set(MATH_LIB ${PADDLE_LIB}/third_party/install/openblas/lib/libopenblas.a)
+  set(MATH_LIB ${PADDLE_LIB}/third_party/install/openblas/lib/libopenblas${CMAKE_STATIC_LIBRARY_SUFFIX})
 endif()
 
 # Note: libpaddle_inference_api.so/a must put before libpaddle_fluid.so/a
 if(WITH_STATIC_LIB)
   set(DEPS
-      ${PADDLE_LIB}/paddle/fluid/inference/libpaddle_fluid.a)
+      ${PADDLE_LIB}/paddle/fluid/inference/libpaddle_fluid${CMAKE_STATIC_LIBRARY_SUFFIX})
 else()
   set(DEPS
-      ${PADDLE_LIB}/paddle/fluid/inference/libpaddle_fluid.so)
+      ${PADDLE_LIB}/paddle/fluid/inference/libpaddle_fluid${CMAKE_SHARED_LIBRARY_SUFFIX})
 endif()
-set(EXTERNAL_LIB "-lrt -ldl -lpthread")
 
+if (NOT WIN32)
+set(EXTERNAL_LIB "-lrt -ldl -lpthread")
 set(DEPS ${DEPS}
     ${MATH_LIB} ${MKLDNN_LIB}
     glog gflags protobuf snappystream snappy z
     ${EXTERNAL_LIB})
+else()
+set(DEPS ${DEPS}
+    ${MATH_LIB} ${MKLDNN_LIB}
+    ${CMAKE_STATIC_LIBRARY_PREFIX}glog  ${CMAKE_STATIC_LIBRARY_PREFIX}gflags  ${CMAKE_STATIC_LIBRARY_PREFIX}protobuf
+    ${EXTERNAL_LIB})
+endif(NOT WIN32)
+
 if(WITH_GPU)
-  set(DEPS ${DEPS} ${CUDA_LIB}/libcudart.so)
+  set(DEPS ${DEPS} ${CUDA_LIB}/libcudart${CMAKE_SHARED_LIBRARY_SUFFIX})
 endif()
 
 target_link_libraries(${DEMO_NAME} ${DEPS})