Merge topic 'CheckIncludeFiles-fix-src-name'

3eee3301 CheckIncludeFiles: Fix name of source file used for check

Acked-by: Kitware Robot <[email protected]>
Merge-request: !1538

Modules/CheckIncludeFiles.cmake

@@ -60,9 +60,9 @@ macro(CHECK_INCLUDE_FILES INCLUDE VARIABLE)
     endif()
 
     if(_lang STREQUAL "C")
-      set(src ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CheckIncludeFiles/${var}.c)
+      set(src ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CheckIncludeFiles/${VARIABLE}.c)
     elseif(_lang STREQUAL "CXX")
-      set(src ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CheckIncludeFiles/${var}.cpp)
+      set(src ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CheckIncludeFiles/${VARIABLE}.cpp)
     else()
       message(FATAL_ERROR "Unknown language:\n  ${_lang}\nSupported languages: C, CXX.\n")
     endif()