Disable warnings-as-errors for external projects

Author: allnes

cmake/deps.cmake

@@ -25,6 +25,17 @@ if(_itlabai_cxx)
     list(APPEND ITLABAI_EXTERNAL_TOOLCHAIN_ARGS -DCMAKE_CXX_COMPILER=${_itlabai_cxx})
 endif()
 
+option(ITLABAI_EXTERNAL_WARNINGS_AS_ERRORS "Treat warnings as errors for external projects" OFF)
+set(ITLABAI_EXTERNAL_WARNING_ARGS "")
+if(NOT ITLABAI_EXTERNAL_WARNINGS_AS_ERRORS)
+    list(APPEND ITLABAI_EXTERNAL_WARNING_ARGS -DCMAKE_COMPILE_WARNING_AS_ERROR=OFF)
+    if(MSVC OR (WIN32 AND CMAKE_CXX_COMPILER_ID STREQUAL "Clang"))
+        list(APPEND ITLABAI_EXTERNAL_WARNING_ARGS -DCMAKE_C_FLAGS=/WX- -DCMAKE_CXX_FLAGS=/WX-)
+    else()
+        list(APPEND ITLABAI_EXTERNAL_WARNING_ARGS -DCMAKE_C_FLAGS=-Wno-error -DCMAKE_CXX_FLAGS=-Wno-error)
+    endif()
+endif()
+
 add_custom_target(itlabai_external) # aggregator for externals
 
 include(${CMAKE_CURRENT_LIST_DIR}/deps/tbb.cmake)

cmake/deps/gtest.cmake

@@ -35,6 +35,7 @@ if(NOT GTest_FOUND)
             -DBUILD_SHARED_LIBS=OFF
             ${_gtest_cmake_args}
             ${ITLABAI_EXTERNAL_TOOLCHAIN_ARGS}
+            ${ITLABAI_EXTERNAL_WARNING_ARGS}
         BUILD_BYPRODUCTS
             ${GTEST_INSTALL_DIR}/lib/${CMAKE_STATIC_LIBRARY_PREFIX}gtest${CMAKE_STATIC_LIBRARY_SUFFIX}
             ${GTEST_INSTALL_DIR}/lib/${CMAKE_STATIC_LIBRARY_PREFIX}gtest_main${CMAKE_STATIC_LIBRARY_SUFFIX}

cmake/deps/kokkos.cmake

@@ -39,6 +39,7 @@ if(NOT Kokkos_FOUND)
             -DKokkos_ENABLE_EXAMPLES=OFF
             -DBUILD_SHARED_LIBS=OFF
             ${ITLABAI_EXTERNAL_TOOLCHAIN_ARGS}
+            ${ITLABAI_EXTERNAL_WARNING_ARGS}
         BUILD_BYPRODUCTS
             ${KOKKOS_INSTALL_DIR}/lib/${CMAKE_STATIC_LIBRARY_PREFIX}kokkoscore${CMAKE_STATIC_LIBRARY_SUFFIX}
             ${KOKKOS_INSTALL_DIR}/lib/${CMAKE_STATIC_LIBRARY_PREFIX}kokkoscontainers${CMAKE_STATIC_LIBRARY_SUFFIX}

cmake/deps/onednn.cmake

@@ -35,6 +35,7 @@ if(NOT dnnl_FOUND)
             -DDNNL_LIBRARY_TYPE=SHARED
             -DBUILD_SHARED_LIBS=ON
             ${ITLABAI_EXTERNAL_TOOLCHAIN_ARGS}
+            ${ITLABAI_EXTERNAL_WARNING_ARGS}
         BUILD_BYPRODUCTS
             ${ONEDNN_INSTALL_DIR}/lib/dnnl.lib
             ${ONEDNN_INSTALL_DIR}/bin/dnnl.dll

cmake/deps/opencv.cmake

@@ -118,6 +118,7 @@ if(NOT OpenCV_FOUND)
             -DPROTOBUF_UPDATE_FILES=OFF
             ${OPENCV_FEATURE_ARGS}
             ${ITLABAI_EXTERNAL_TOOLCHAIN_ARGS}
+            ${ITLABAI_EXTERNAL_WARNING_ARGS}
         CMAKE_CACHE_ARGS
             -DBUILD_LIST:STRING=${OPENCV_COMPONENTS_ESC}
         BUILD_BYPRODUCTS

cmake/deps/tbb.cmake

@@ -11,7 +11,7 @@ if(NOT TBB_FOUND)
     if(NOT _tbb_build_type)
         set(_tbb_build_type "Release")
     endif()
-    set(_tbb_cmake_args ${ITLABAI_EXTERNAL_TOOLCHAIN_ARGS})
+    set(_tbb_cmake_args ${ITLABAI_EXTERNAL_TOOLCHAIN_ARGS} ${ITLABAI_EXTERNAL_WARNING_ARGS})
 
     if(WIN32)
         set(_tbb_debug_suffix "")