Mike-Solar
1128694257
Even statically linked runtime libraries must not leak symbols: the linker version script now whitelists oakcore_* only. nm reports 188 oakcore_* exports and zero anything else.
149 lines
4.7 KiB
CMake
149 lines
4.7 KiB
CMake
# libolivecore
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# Copyright (C) 2023 Olive Studios LLC
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# Modifications Copyright (C) 2025 mikesolar
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (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, see <http://www.gnu.org/licenses/>.
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cmake_minimum_required(VERSION 3.13 FATAL_ERROR)
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project(libolivecore VERSION 1.0.0 LANGUAGES CXX)
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option(OLIVECORE_BUILD_TESTS "Build liboakcore tests" ON)
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set(CMAKE_CXX_STANDARD 17)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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set(CMAKE_CXX_EXTENSIONS OFF)
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list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
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# Link Imath
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find_package(Imath REQUIRED CONFIG)
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# Link OpenGL
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if(UNIX AND NOT APPLE AND NOT DEFINED OpenGL_GL_PREFERENCE)
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set(OpenGL_GL_PREFERENCE LEGACY)
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endif()
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find_package(OpenGL REQUIRED)
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# liboakcore is a shared library. It exports a pure C ABI (see
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# include/olive/core/oakcore/): every public function is declared with
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# OAKCORE_API and all C++ symbols are hidden, so no C++ ABI crosses the
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# library boundary. Consumers use the wrapper headers in include/olive/core.
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add_library(olivecore SHARED
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src/capi/audioparams.cpp
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src/capi/bezier.cpp
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src/capi/color.cpp
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src/capi/fractionutils.cpp
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src/capi/rational.cpp
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src/capi/samplebuffer.cpp
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src/capi/stringutils.cpp
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src/capi/timecodefunctions.cpp
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src/capi/timerange.cpp
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src/render/audioparams.cpp
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src/render/samplebuffer.cpp
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src/util/bezier.cpp
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src/util/color.cpp
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src/util/fractionutils.cpp
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src/util/rational.cpp
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src/util/stringutils.cpp
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src/util/tests.cpp
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src/util/timecodefunctions.cpp
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src/util/timerange.cpp
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src/util/value.cpp
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)
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set_target_properties(olivecore PROPERTIES
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OUTPUT_NAME oakcore
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POSITION_INDEPENDENT_CODE ON
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C_VISIBILITY_PRESET hidden
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CXX_VISIBILITY_PRESET hidden
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VISIBILITY_INLINES_HIDDEN ON
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)
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# OAKCORE_BUILD marks the library side of the export macros (dllexport)
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target_compile_definitions(olivecore PRIVATE OAKCORE_BUILD)
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# Export only the C ABI (oakcore_*), nothing else — not even symbols from
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# statically linked runtime libraries
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if (UNIX AND NOT APPLE)
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target_link_options(olivecore PRIVATE
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"LINKER:--version-script,${CMAKE_CURRENT_SOURCE_DIR}/oakcore.map")
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endif ()
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# The library builds against its internal implementation headers
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# (src/oliveimpl); consumers only ever see the public C API and wrapper
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# headers (include/olive/core). oliveimpl must come first so that internal
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# sources never pick up a wrapper header by accident.
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target_include_directories(olivecore PRIVATE
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"${CMAKE_CURRENT_SOURCE_DIR}/src/oliveimpl"
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"${CMAKE_CURRENT_SOURCE_DIR}/include/olive/core"
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"${CMAKE_SOURCE_DIR}/third_party/openfx/include/"
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)
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target_link_libraries(olivecore PRIVATE
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OpenGL::GL
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Imath::Imath
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)
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# Link OpenTimelineIO (optional)
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find_package(OpenTimelineIO)
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if (OpenTimelineIO_FOUND)
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target_compile_definitions(olivecore PRIVATE USE_OTIO)
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target_include_directories(olivecore PRIVATE ${OTIO_INCLUDE_DIRS})
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target_link_libraries(olivecore PRIVATE ${OTIO_LIBRARIES})
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else()
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message(" OpenTimelineIO interchange will be disabled.")
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endif()
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# liboakcore installs into the platform's standard library directory
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# (/usr/lib, /usr/lib64 or the Debian multiarch path), not a custom one.
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# Windows DLLs go next to the executables in bin.
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include(GNUInstallDirs)
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if (WIN32)
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install(TARGETS olivecore
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RUNTIME DESTINATION bin
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ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
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else ()
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install(TARGETS olivecore
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LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
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ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
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endif ()
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if (OLIVECORE_BUILD_TESTS)
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enable_testing()
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function(make_test name)
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add_executable(${name}
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tests/${name}.cpp
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)
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target_link_libraries(${name} PRIVATE olivecore)
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target_include_directories(${name} PRIVATE
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"${CMAKE_CURRENT_SOURCE_DIR}/include"
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"${CMAKE_CURRENT_SOURCE_DIR}/include/olive/core"
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)
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add_test(${name} ${name})
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endfunction()
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# Pure C ABI tests for the liboakcore public interface
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make_test(oakcore_audioparams_test)
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make_test(oakcore_bezier_test)
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make_test(oakcore_color_test)
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make_test(oakcore_fractionutils_test)
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make_test(oakcore_rational_test)
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make_test(oakcore_samplebuffer_test)
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make_test(oakcore_stringutils_test)
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make_test(oakcore_timecodefunctions_test)
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make_test(oakcore_timerange_test)
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endif()
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