forked from bartvdbraak/blender
67856d8c4a
When building `install`, linking blender_test fails because
test libraries do not exist. This happened on lite + Xcode. Error in
{rBdcb2821292f962951e88f146cb304160f21f73da}.
Reviewed By: #platform_macos, brecht
Differential Revision: https://developer.blender.org/D10607
94 lines
3.4 KiB
CMake
94 lines
3.4 KiB
CMake
# ***** BEGIN GPL LICENSE BLOCK *****
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# The Original Code is Copyright (C) 2020, Blender Foundation
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# All rights reserved.
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# ***** END GPL LICENSE BLOCK *****
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# Build the test runner. This runner takes care of running all GTests, i.e.
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# the code that was built using the blender_add_test_lib() CMake macro (see
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# macros.cmake).
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set(SRC
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blender_test.cc
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)
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if(WITH_BUILDINFO)
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list(APPEND SRC
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"$<TARGET_OBJECTS:buildinfoobj>"
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)
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endif()
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# Test libraries need to be linked "whole archive", because they're not
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# directly referenced from other code.
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get_property(_test_libs GLOBAL PROPERTY BLENDER_TEST_LIBS)
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if(WIN32 OR APPLE)
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# Windows and macOS set target_link_options after target creation.
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elseif(UNIX)
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list(APPEND TEST_LIBS "-Wl,--whole-archive" ${_test_libs} "-Wl,--no-whole-archive")
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else()
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message(FATAL_ERROR "Unknown how to link whole-archive with your compiler ${CMAKE_CXX_COMPILER_ID}")
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endif()
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# This builds `bin/tests/blender_test`, but does not add it as a single test.
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setup_libdirs()
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BLENDER_SRC_GTEST_EX(
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NAME blender
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SRC "${SRC}"
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EXTRA_LIBS "${TEST_LIBS}"
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SKIP_ADD_TEST
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)
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setup_platform_linker_libs(blender_test)
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if(WIN32)
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foreach(_lib ${_test_libs})
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# Both target_link_libraries and target_link_options are required here
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# target_link_libraries will add any dependend libraries, while just setting
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# the wholearchive flag in target link options will not.
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target_link_libraries(blender_test ${_lib})
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target_link_options(blender_test PRIVATE /wholearchive:$<TARGET_FILE:${_lib}>)
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endforeach()
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elseif(APPLE)
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# force_load for `_test_libs` ensures that all symbols definitely make it into the test binary.
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# But linking against them again using `target_link_libraries` creates duplicate symbol
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# errors when linker cannot deduplicate a force loaded and linked library.
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# So force load test libraries separately, and link against their non-"test libraries"
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# dependencies separately.
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# Gather dependencies of all test libraries.
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set(_test_libs_dependencies)
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foreach(_lib ${_test_libs})
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get_target_property(_interface_libs ${_lib} INTERFACE_LINK_LIBRARIES)
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if(_interface_libs)
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list(APPEND _test_libs_dependencies ${_interface_libs})
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endif()
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unset(_interface_libs)
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endforeach()
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# Force load test libraries. Ensure that they are not linked twice in case they
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# are used as dependencies of other test libraries.
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foreach(_lib ${_test_libs})
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list(REMOVE_ITEM _test_libs_dependencies ${_lib})
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add_dependencies(blender_test ${_lib})
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target_link_options(blender_test PRIVATE "LINKER:-force_load,$<TARGET_FILE:${_lib}>")
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endforeach()
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target_link_libraries(blender_test "${_test_libs_dependencies}")
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unset(_test_libs_dependencies)
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endif()
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unset(_test_libs)
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