mirror of
https://github.com/lighttransport/tinyusdz.git
synced 2026-01-18 01:11:17 +01:00
3c1b1735b7
Update all CMakeLists.txt, Makefiles, meson.build, setup.py, and documentation files to use C++17 standard. 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
112 lines
2.9 KiB
CMake
112 lines
2.9 KiB
CMake
# SPDX-License-Identifier: Apache 2.0
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#
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# CMake build for TinyUSDZ Python ABI3 binding
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#
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# This builds a Python extension module using the stable ABI (limited API)
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# for Python 3.10+, without requiring Python development headers at build time.
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cmake_minimum_required(VERSION 3.15)
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project(tinyusdz_abi3 C CXX)
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set(CMAKE_C_STANDARD 11)
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set(CMAKE_CXX_STANDARD 17)
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# Options
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option(BUILD_SHARED_LIBS "Build shared library" ON)
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# Find Python (runtime only, no dev headers needed)
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find_package(Python3 3.10 COMPONENTS Interpreter REQUIRED)
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# Detect platform
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if(WIN32)
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set(PYTHON_EXT_SUFFIX ".pyd")
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set(PYTHON_LIB_NAME "python3")
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elseif(APPLE)
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set(PYTHON_EXT_SUFFIX ".so")
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set(PYTHON_LIB_NAME "python3")
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else()
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set(PYTHON_EXT_SUFFIX ".so")
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set(PYTHON_LIB_NAME "python3")
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endif()
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# TinyUSDZ C API library
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set(TINYUSDZ_ROOT ${CMAKE_CURRENT_SOURCE_DIR}/../..)
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set(TINYUSDZ_SRC_DIR ${TINYUSDZ_ROOT}/src)
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# Build or link against TinyUSDZ C API
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# For this experiment, we'll compile the C API directly
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add_library(tinyusdz_c STATIC
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${TINYUSDZ_SRC_DIR}/c-tinyusd.cc
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${TINYUSDZ_SRC_DIR}/tinyusdz.cc
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${TINYUSDZ_SRC_DIR}/stage.cc
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${TINYUSDZ_SRC_DIR}/prim-types.cc
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${TINYUSDZ_SRC_DIR}/value-types.cc
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# Add more sources as needed...
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)
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target_include_directories(tinyusdz_c PUBLIC
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${TINYUSDZ_SRC_DIR}
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)
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target_compile_definitions(tinyusdz_c PRIVATE
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TINYUSDZ_PRODUCTION_BUILD=1
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)
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# Python ABI3 extension module
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add_library(tinyusdz_abi3 MODULE
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src/tinyusdz_abi3.c
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)
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target_include_directories(tinyusdz_abi3 PRIVATE
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${CMAKE_CURRENT_SOURCE_DIR}/include
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${TINYUSDZ_SRC_DIR}
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)
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# Define Py_LIMITED_API for stable ABI
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target_compile_definitions(tinyusdz_abi3 PRIVATE
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Py_LIMITED_API=0x030a0000
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)
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# Link against TinyUSDZ C API
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target_link_libraries(tinyusdz_abi3 PRIVATE
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tinyusdz_c
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)
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# On Windows, link against python3.lib
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# On Unix, we don't need to link against Python (loaded dynamically)
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if(WIN32)
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# Find Python library
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find_library(PYTHON3_LIB
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NAMES python310 python311 python312 python313 python3
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HINTS ${Python3_LIBRARY_DIRS}
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)
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if(PYTHON3_LIB)
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target_link_libraries(tinyusdz_abi3 PRIVATE ${PYTHON3_LIB})
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endif()
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endif()
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# Set output name and properties
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set_target_properties(tinyusdz_abi3 PROPERTIES
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PREFIX ""
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OUTPUT_NAME "tinyusdz_abi3"
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SUFFIX ${PYTHON_EXT_SUFFIX}
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)
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# Remove 'lib' prefix on Unix
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if(UNIX)
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set_target_properties(tinyusdz_abi3 PROPERTIES PREFIX "")
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endif()
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# Installation
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install(TARGETS tinyusdz_abi3
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LIBRARY DESTINATION ${CMAKE_INSTALL_PREFIX}
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RUNTIME DESTINATION ${CMAKE_INSTALL_PREFIX}
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)
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# Print configuration
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message(STATUS "TinyUSDZ ABI3 Binding Configuration:")
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message(STATUS " Python version: ${Python3_VERSION}")
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message(STATUS " Python executable: ${Python3_EXECUTABLE}")
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message(STATUS " Extension suffix: ${PYTHON_EXT_SUFFIX}")
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message(STATUS " Build type: ${CMAKE_BUILD_TYPE}")
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