fix

ExternalLib/CMakeLists.txt

@@ -1,7 +1,5 @@
 include(FetchContent)
 
-
-
 # include google test to project
 FetchContent_Declare(
   googletest

cmake/ProjectOptions.cmake

@@ -110,7 +110,7 @@ macro(myproject_global_options)
   set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR})
   set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR})
 
-  # set(CMAKE_LINK_WHAT_YOU_USE TRUE)
+  set(CMAKE_LINK_WHAT_YOU_USE TRUE)
 
   if(myproject_ENABLE_IPO)
     include(cmake/InterproceduralOptimization.cmake)
@@ -216,6 +216,20 @@ macro(myproject_local_options)
     myproject_enable_hardening(myproject_options OFF ${ENABLE_UBSAN_MINIMAL_RUNTIME})
   endif()
 
+  if (myproject_ENABLE_IWYU)
+    if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+      find_program(IWYU_PATH NAMES include-what-you-use iwyu)
+      if (IWYU_PATH)
+          set_target_properties(myproject_options PROPERTIES
+            CXX_INCLUDE_WHAT_YOU_USE "${IWYU_PATH}"
+          )
+          message(STATUS "Include-What-You-Use found: ${IWYU_PATH}")
+      else()
+          message(STATUS "Include-What-You-Use not found!")
+      endif()
+    endif()
+  endif()
+
   # include(cmake/Doxygen.cmake)
   # enable_doxygen()
 

cmake/StaticAnalyzers.cmake

@@ -101,12 +101,3 @@ macro(myproject_enable_clang_tidy target WARNINGS_AS_ERRORS)
     message(${WARNING_MESSAGE} "clang-tidy requested but executable not found")
   endif()
 endmacro()
-
-macro(myproject_enable_include_what_you_use)
-  find_program(INCLUDE_WHAT_YOU_USE include-what-you-use)
-  if(INCLUDE_WHAT_YOU_USE)
-    set(CMAKE_CXX_INCLUDE_WHAT_YOU_USE ${INCLUDE_WHAT_YOU_USE})
-  else()
-    message(${WARNING_MESSAGE} "include-what-you-use requested but executable not found")
-  endif()
-endmacro()