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33 lines
1.3 KiB
CMake
33 lines
1.3 KiB
CMake
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# Copyright (C) 2022 The Qt Company Ltd.
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# SPDX-License-Identifier: BSD-3-Clause
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# We can't create the same interface imported target multiple times, CMake will complain if we do
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# that. This can happen if the find_package call is done in multiple different subdirectories.
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if(TARGET WrapSystemZLIB::WrapSystemZLIB)
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set(WrapSystemZLIB_FOUND ON)
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return()
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endif()
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set(WrapSystemZLIB_FOUND OFF)
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find_package(ZLIB ${${CMAKE_FIND_PACKAGE_NAME}_FIND_VERSION})
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if(ZLIB_FOUND)
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set(WrapSystemZLIB_FOUND ON)
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add_library(WrapSystemZLIB::WrapSystemZLIB INTERFACE IMPORTED)
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if(APPLE)
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# On Darwin platforms FindZLIB sets IMPORTED_LOCATION to the absolute path of the library
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# within the framework. This ends up as an absolute path link flag, which we don't want,
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# because that makes our .prl files un-relocatable and also breaks iOS simulator_and_device
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# SDK switching in Xcode.
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# Just pass a linker flag instead.
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target_link_libraries(WrapSystemZLIB::WrapSystemZLIB INTERFACE "-lz")
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else()
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target_link_libraries(WrapSystemZLIB::WrapSystemZLIB INTERFACE ZLIB::ZLIB)
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endif()
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endif()
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(WrapSystemZLIB DEFAULT_MSG WrapSystemZLIB_FOUND)
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