Don't process rebuild webapp if it is already build

Change-Id: Ifd3a478035281ae81e2e8f33e904828716fb1213
Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>

diff --git a/CAN-binder/low-can-demo/CMakeLists.txt b/CAN-binder/low-can-demo/CMakeLists.txt
index 6de2a25..136053b 100644 (file)
--- a/CAN-binder/low-can-demo/CMakeLists.txt
+++ b/CAN-binder/low-can-demo/CMakeLists.txt
@@ -24,8 +24,8 @@ PROJECT_TARGET_ADD(low-can-demo)
        add_custom_command(OUTPUT dist.prod
        DEPENDS ${TARGET_NAME}
        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
-       COMMAND npm install
-       COMMAND gulp build-app-prod
+       COMMAND [ -d "dist.prod" ] || npm install
+       COMMAND [ -d "dist.prod" ] || gulp build-app-prod
        COMMAND cp -r dist.prod ${CMAKE_CURRENT_BINARY_DIR})
 
        add_custom_target(${TARGET_NAME} ALL DEPENDS dist.prod)