qt5base-lts/cmake/FindWrapOpenSSLHeaders.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

46 lines
1.6 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
# We can't create the same interface imported target multiple times, CMake will complain if we do
# that. This can happen if the find_package call is done in multiple different subdirectories.
if(TARGET WrapOpenSSLHeaders::WrapOpenSSLHeaders)
set(WrapOpenSSLHeaders_FOUND ON)
return()
endif()
set(WrapOpenSSLHeaders_FOUND OFF)
# When cross-compiling (to Android for example), we need to add the OPENSSL_ROOT_DIR as a root path,
# otherwise the value would just be appended to the sysroot, which is wrong.
if(OPENSSL_ROOT_DIR)
set(__find_wrap_openssl_headers_backup_root_dir "${CMAKE_FIND_ROOT_PATH}")
list(APPEND CMAKE_FIND_ROOT_PATH "${OPENSSL_ROOT_DIR}")
endif()
find_package(OpenSSL ${WrapOpenSSLHeaders_FIND_VERSION})
if(OPENSSL_ROOT_DIR)
set(CMAKE_FIND_ROOT_PATH "${__find_wrap_openssl_headers_backup_root_dir}")
endif()
# We are interested only in include headers. The libraries might be missing, so we can't check the
# _FOUND variable.
if(OPENSSL_INCLUDE_DIR)
set(WrapOpenSSLHeaders_FOUND ON)
add_library(WrapOpenSSLHeaders::WrapOpenSSLHeaders INTERFACE IMPORTED)
target_include_directories(WrapOpenSSLHeaders::WrapOpenSSLHeaders INTERFACE
${OPENSSL_INCLUDE_DIR})
set_target_properties(WrapOpenSSLHeaders::WrapOpenSSLHeaders PROPERTIES
_qt_is_nolink_target TRUE)
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(WrapOpenSSLHeaders
REQUIRED_VARS
OPENSSL_INCLUDE_DIR
VERSION_VAR
OPENSSL_VERSION
)