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CheckIncludeFiles: Use modern C declaration for 'main' (#15058)

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Otherwise some compilers will incorrectly fail the checks when certain
warning/error flags are enabled.
This commit is contained in:
Nate Eldredge 2014-08-04 21:00:55 -06:00 committed by Brad King
parent ba60ff99ed
commit bf89f91034
1 changed files with 1 additions and 1 deletions
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Modules/CheckIncludeFiles.cmake
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@ -53,7 +53,7 @@ macro(CHECK_INCLUDE_FILES INCLUDE VARIABLE)
"${CMAKE_CONFIGURABLE_FILE_CONTENT}#include <${FILE}>\n") "${CMAKE_CONFIGURABLE_FILE_CONTENT}#include <${FILE}>\n")
endforeach() endforeach()
set(CMAKE_CONFIGURABLE_FILE_CONTENT set(CMAKE_CONFIGURABLE_FILE_CONTENT
"${CMAKE_CONFIGURABLE_FILE_CONTENT}\n\nint main(){return 0;}\n") "${CMAKE_CONFIGURABLE_FILE_CONTENT}\n\nint main(void){return 0;}\n")
configure_file("${CMAKE_ROOT}/Modules/CMakeConfigurableFile.in" configure_file("${CMAKE_ROOT}/Modules/CMakeConfigurableFile.in"
"${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/CheckIncludeFiles.c" @ONLY) "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/CheckIncludeFiles.c" @ONLY)