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include headers twice to check for header guards

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Mateusz Pusz
2022-12-19 15:26:40 +01:00
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parent c5fa2399af
commit b88843f6b2
1 changed files with 1 additions and 0 deletions
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cmake/TestHeaders.cmake
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@ -115,6 +115,7 @@ function(add_header_test target)
set(source "${CMAKE_CURRENT_BINARY_DIR}/headers/${directory}/${filename}.cpp") set(source "${CMAKE_CURRENT_BINARY_DIR}/headers/${directory}/${filename}.cpp")
if(NOT EXISTS "${source}") if(NOT EXISTS "${source}")
file(WRITE "${source}" "#include <${header}>") file(WRITE "${source}" "#include <${header}>")
file(WRITE "${source}" "#include <${header}>") # do it twice to ensure that header guards are provided
endif() endif()
list(APPEND sources "${source}") list(APPEND sources "${source}")
endforeach() endforeach()