diff options
Diffstat (limited to 'Modules/CheckIncludeFileCXX.cmake')
| -rw-r--r-- | Modules/CheckIncludeFileCXX.cmake | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Modules/CheckIncludeFileCXX.cmake b/Modules/CheckIncludeFileCXX.cmake index 19b1ef6f80..7948babfa2 100644 --- a/Modules/CheckIncludeFileCXX.cmake +++ b/Modules/CheckIncludeFileCXX.cmake @@ -33,6 +33,8 @@ # See modules :module:`CheckIncludeFile` and :module:`CheckIncludeFiles` # to check for one or more ``C`` headers. +include_guard(GLOBAL) + macro(CHECK_INCLUDE_FILE_CXX INCLUDE VARIABLE) if(NOT DEFINED "${VARIABLE}" OR "x${${VARIABLE}}" STREQUAL "x${VARIABLE}") if(CMAKE_REQUIRED_INCLUDES) |