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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
| commit | 19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch) | |
| tree | 42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /cmake/modules/FindStdFilesystem.cmake | |
| parent | Initial commit. (diff) | |
| download | ceph-19fcec84d8d7d21e796c7624e521b60d28ee21ed.tar.xz ceph-19fcec84d8d7d21e796c7624e521b60d28ee21ed.zip | |
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'cmake/modules/FindStdFilesystem.cmake')
| -rw-r--r-- | cmake/modules/FindStdFilesystem.cmake | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/cmake/modules/FindStdFilesystem.cmake b/cmake/modules/FindStdFilesystem.cmake new file mode 100644 index 000000000..5d3336571 --- /dev/null +++ b/cmake/modules/FindStdFilesystem.cmake @@ -0,0 +1,57 @@ +set(_std_filesystem_test_src + ${CMAKE_CURRENT_LIST_DIR}/FindStdFilesystem_test.cc) + +macro(try_std_filesystem_library _library _result _already_included) + set(_std_filesystem_try_compile_arg + CXX_STANDARD 17) + if(NOT _library STREQUAL "") + list(APPEND _std_filesystem_try_compile_arg + LINK_LIBRARIES ${_library}) + endif() + try_compile(_std_filesystem_compiles + ${CMAKE_CURRENT_BINARY_DIR} + SOURCES ${_std_filesystem_test_src} + ${_std_filesystem_try_compile_arg}) + unset(_std_filesystem_try_compile_arg) + if(_std_filesystem_compiles) + if(NOT _library STREQUAL "") + set(${_result} ${_library}) + else() + set(${_already_included} "included by standard library") + endif() + endif() + unset(_std_filesystem_compiles) +endmacro() + +set(_std_filesystem_required_var "StdFilesystem_LIBRARY") +set(_std_filesystem_already_included FALSE) +foreach(library + "" + "stdc++fs" + "c++experimental" + "c++fs") + try_std_filesystem_library("${library}" StdFilesystem_LIBRARY _std_filesystem_already_included) + if(_std_filesystem_already_included) + set(_std_filesystem_required_var "_std_filesystem_already_included") + break() + elseif(StdFilesystem_LIBRARY) + break() + endif() +endforeach() + +unset(_std_filesystem_test_src) + +include(FindPackageHandleStandardArgs) +find_package_handle_standard_args(StdFilesystem + FOUND_VAR StdFilesystem_FOUND + REQUIRED_VARS ${_std_filesystem_required_var}) + +mark_as_advanced(StdFilesystem_LIBRARY) + +if(StdFilesystem_FOUND AND NOT (TARGET StdFilesystem::filesystem)) + add_library(StdFilesystem::filesystem INTERFACE IMPORTED) + if(StdFilesystem_LIBRARY) + set_target_properties(StdFilesystem::filesystem PROPERTIES + INTERFACE_LINK_LIBRARIES ${StdFilesystem_LIBRARY}) + endif() +endif() |