[cmake] add OPTIONAL as lib64 may not exist on some platforms

alicevision · Aug 8, 2018 · 108f34d · 108f34d
1 parent 347418d
commit 108f34d
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -502,6 +502,7 @@ if(CMAKE_INSTALL_PREFIX)
     DIRECTORY ${BUILD_DIR}/aliceVision_build/bin ${BUILD_DIR}/aliceVision_build/lib ${BUILD_DIR}/aliceVision_build/lib64 ${BUILD_DIR}/aliceVision_build/include ${BUILD_DIR}/aliceVision_build/share
     DESTINATION ${CMAKE_INSTALL_PREFIX}
     USE_SOURCE_PERMISSIONS
+    OPTIONAL
     )
 endif()