qt5base-lts/cmake/QtPublicCMakeHelpers.cmake
Lucie Gérard fb1b20eab3 Add license headers to cmake files
CMakeLists.txt and .cmake files of significant size
(more than 2 lines according to our check in tst_license.pl)
now have the copyright and license header.

Existing copyright statements remain intact

Task-number: QTBUG-88621
Change-Id: I3b98cdc55ead806ec81ce09af9271f9b95af97fa
Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
2022-08-03 17:14:55 +02:00

38 lines
1.5 KiB
CMake

# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
# 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}"
"${dst_file}"
PARENT_SCOPE
)
endif()
endfunction()
# The function checks if add_custom_command has the support of the DEPFILE argument.
function(_qt_internal_check_depfile_support out_var)
if(CMAKE_GENERATOR MATCHES "Ninja" OR
CMAKE_VERSION VERSION_GREATER_EQUAL 3.20 AND CMAKE_GENERATOR MATCHES "Makefiles"
OR CMAKE_VERSION VERSION_GREATER_EQUAL 3.21
AND (CMAKE_GENERATOR MATCHES "Xcode"
OR CMAKE_GENERATOR MATCHES "Visual Studio ([0-9]+)" AND CMAKE_MATCH_1 GREATER_EQUAL 12))
set(${out_var} TRUE)
else()
set(${out_var} FALSE)
endif()
set(${out_var} "${${out_var}}" PARENT_SCOPE)
endfunction()