diff options
Diffstat (limited to 'cmake/QtPublicCMakeHelpers.cmake')
-rw-r--r-- | cmake/QtPublicCMakeHelpers.cmake | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/cmake/QtPublicCMakeHelpers.cmake b/cmake/QtPublicCMakeHelpers.cmake new file mode 100644 index 0000000000..86b8edacd4 --- /dev/null +++ b/cmake/QtPublicCMakeHelpers.cmake @@ -0,0 +1,20 @@ +# copy_if_different works incorrect in Windows if file size if bigger than 2GB. +# See https://gitlab.kitware.com/cmake/cmake/-/issues/23052 and QTBUG-99491 for details. +function(_qt_internal_copy_file_if_different_command out_var src_file dst_file) + # The CMake version higher than 3.23 doesn't contain the issue + if(CMAKE_HOST_WIN32 AND CMAKE_VERSION VERSION_LESS 3.23) + set(${out_var} "${CMAKE_COMMAND}" + "-DSRC_FILE_PATH=${src_file}" + "-DDST_FILE_PATH=${dst_file}" + -P "${_qt_6_config_cmake_dir}/QtCopyFileIfDifferent.cmake" + PARENT_SCOPE + ) + else() + set(${out_var} "${CMAKE_COMMAND}" + -E copy_if_different + "${src_file}" + "${dst_file}" + PARENT_SCOPE + ) + endif() +endfunction() |