Fix command line is too long failure in Windows

CMakeLists.txt

@@ -138,6 +138,9 @@ else ()
      message(STATUS "VTKWikiExamples: git lfs is installed.")
 endif()
 
+# Prevent a "command line is too long" failure in Windows.
+set(CMAKE_NINJA_FORCE_RESPONSE_FILE "ON" CACHE BOOL "Force Ninja to use response files.")
+
 message(STATUS "")
 message(STATUS "Some tests will be excluded.")
 include (${PROJECT_SOURCE_DIR}/src/ExcludedTests/ExcludedTests.cmake)

src/Admin/VTKCMakeLists

@@ -10,7 +10,7 @@ find_package(VTK COMPONENTS ZZZ
 
 if (NOT VTK_FOUND)
   message("Skipping XXX: ${VTK_NOT_FOUND_MESSAGE}")
-  return ()
+  return()
 endif()
 message (STATUS "VTK_VERSION: ${VTK_VERSION}")
 if (VTK_VERSION VERSION_LESS "8.90.0")
@@ -18,8 +18,10 @@ if (VTK_VERSION VERSION_LESS "8.90.0")
   include(${VTK_USE_FILE})
   add_executable(XXX MACOSX_BUNDLE XXX.cxx )
   target_link_libraries(XXX PRIVATE ${VTK_LIBRARIES})
-else ()
+else()
   # include all components
+  # Prevent a "command line is too long" failure in Windows.
+  set(CMAKE_NINJA_FORCE_RESPONSE_FILE "ON" CACHE BOOL "Force Ninja to use response files.")
   add_executable(XXX MACOSX_BUNDLE XXX.cxx )
   target_link_libraries(XXX PRIVATE ${VTK_LIBRARIES})
   # vtk_module_autoinit is needed
@@ -27,7 +29,7 @@ else ()
     TARGETS XXX
     MODULES ${VTK_LIBRARIES}
     )
-endif ()
+endif()
 ```
 
 ###Download and Build XXX

src/Admin/VTKQtCMakeLists

@@ -81,6 +81,9 @@ if (VTK_VERSION VERSION_LESS "8.90.0")
   endif()
   target_link_libraries(XXX ${VTK_LIBRARIES})
 else()
+  # include all components
+  # Prevent a "command line is too long" failure in Windows.
+  set(CMAKE_NINJA_FORCE_RESPONSE_FILE "ON" CACHE BOOL "Force Ninja to use response files.")
   # CMAKE_AUTOMOC in ON so the MOC headers will be automatically wrapped.
   add_executable(XXX MACOSX_BUNDLE
     ${CXX_FILES} ${UISrcs} ${QT_WRAP})