add option to compile inference demo

paddle/contrib/inference/demo/CMakeLists.txt

@@ -15,6 +15,11 @@
 
 inference_api_test(simple_on_word2vec ARGS test_word2vec)
 
+option(WITH_INFERENCE_DEMO "Compile with Inference demo" OFF)
+if(NOT WITH_INFERENCE_DEMO)
+  return()
+endif()
+
 set(DEMO_INSTALL_DIR "${PADDLE_BINARY_DIR}/inference_demo")
 set(URL_ROOT http://paddlemodels.bj.bcebos.com/inference-vis-demos%2F)
 

paddle/scripts/paddle_build.sh

@@ -106,6 +106,7 @@ function cmake_gen() {
         -DWITH_FLUID_ONLY=${WITH_FLUID_ONLY:-OFF}
         -DCMAKE_EXPORT_COMPILE_COMMANDS=ON
         -DWITH_CONTRIB=${WITH_CONTRIB:-ON}
+        -DWITH_INFERENCE_DEMO=${WITH_INFERENCE_DEMO:-ON}
     ========================================
 EOF
     # Disable UNITTEST_USE_VIRTUALENV in docker because
@@ -133,7 +134,8 @@ EOF
         -DWITH_FLUID_ONLY=${WITH_FLUID_ONLY:-OFF} \
         -DCMAKE_EXPORT_COMPILE_COMMANDS=ON \
         -DWITH_CONTRIB=${WITH_CONTRIB:-ON} \
-        -DWITH_ANAKIN=${WITH_ANAKIN:-ON}
+        -DWITH_ANAKIN=${WITH_ANAKIN:-ON} \
+        -DWITH_INFERENCE_DEMO=${WITH_INFERENCE_DEMO:-ON}
 }
 
 function abort(){