mirror of
https://github.com/pybind/pybind11.git
synced 2026-04-20 14:59:27 +00:00
format: apply cmake-format
This commit is contained in:
Henry Schreiner
committed by
Henry Schreiner
Henry Schreiner
parent
e2a96890e1
commit
94db5c5ed1
@@ -19,9 +19,14 @@ endif()
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# Extract the version number from catch.hpp
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function(_get_catch_version)
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file(STRINGS "${CATCH_INCLUDE_DIR}/catch.hpp" version_line REGEX "Catch v.*" LIMIT_COUNT 1)
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file(
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STRINGS "${CATCH_INCLUDE_DIR}/catch.hpp" version_line
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REGEX "Catch v.*"
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LIMIT_COUNT 1)
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if(version_line MATCHES "Catch v([0-9]+)\\.([0-9]+)\\.([0-9]+)")
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set(CATCH_VERSION "${CMAKE_MATCH_1}.${CMAKE_MATCH_2}.${CMAKE_MATCH_3}" PARENT_SCOPE)
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set(CATCH_VERSION
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"${CMAKE_MATCH_1}.${CMAKE_MATCH_2}.${CMAKE_MATCH_3}"
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PARENT_SCOPE)
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endif()
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endfunction()
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@@ -34,11 +39,16 @@ function(_download_catch version destination_dir)
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if(error)
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message(FATAL_ERROR "Could not download ${url}")
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endif()
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set(CATCH_INCLUDE_DIR "${destination_dir}" CACHE INTERNAL "")
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set(CATCH_INCLUDE_DIR
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"${destination_dir}"
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CACHE INTERNAL "")
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endfunction()
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# Look for catch locally
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find_path(CATCH_INCLUDE_DIR NAMES catch.hpp PATH_SUFFIXES catch2)
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find_path(
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CATCH_INCLUDE_DIR
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NAMES catch.hpp
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PATH_SUFFIXES catch2)
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if(CATCH_INCLUDE_DIR)
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_get_catch_version()
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endif()
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@@ -26,17 +26,21 @@ if(NOT Eigen3_FIND_VERSION)
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set(Eigen3_FIND_VERSION_PATCH 0)
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endif(NOT Eigen3_FIND_VERSION_PATCH)
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set(Eigen3_FIND_VERSION "${Eigen3_FIND_VERSION_MAJOR}.${Eigen3_FIND_VERSION_MINOR}.${Eigen3_FIND_VERSION_PATCH}")
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set(Eigen3_FIND_VERSION
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"${Eigen3_FIND_VERSION_MAJOR}.${Eigen3_FIND_VERSION_MINOR}.${Eigen3_FIND_VERSION_PATCH}")
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endif(NOT Eigen3_FIND_VERSION)
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macro(_eigen3_check_version)
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file(READ "${EIGEN3_INCLUDE_DIR}/Eigen/src/Core/util/Macros.h" _eigen3_version_header)
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string(REGEX MATCH "define[ \t]+EIGEN_WORLD_VERSION[ \t]+([0-9]+)" _eigen3_world_version_match "${_eigen3_version_header}")
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string(REGEX MATCH "define[ \t]+EIGEN_WORLD_VERSION[ \t]+([0-9]+)" _eigen3_world_version_match
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"${_eigen3_version_header}")
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set(EIGEN3_WORLD_VERSION "${CMAKE_MATCH_1}")
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string(REGEX MATCH "define[ \t]+EIGEN_MAJOR_VERSION[ \t]+([0-9]+)" _eigen3_major_version_match "${_eigen3_version_header}")
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string(REGEX MATCH "define[ \t]+EIGEN_MAJOR_VERSION[ \t]+([0-9]+)" _eigen3_major_version_match
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"${_eigen3_version_header}")
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set(EIGEN3_MAJOR_VERSION "${CMAKE_MATCH_1}")
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string(REGEX MATCH "define[ \t]+EIGEN_MINOR_VERSION[ \t]+([0-9]+)" _eigen3_minor_version_match "${_eigen3_version_header}")
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string(REGEX MATCH "define[ \t]+EIGEN_MINOR_VERSION[ \t]+([0-9]+)" _eigen3_minor_version_match
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"${_eigen3_version_header}")
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set(EIGEN3_MINOR_VERSION "${CMAKE_MATCH_1}")
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set(EIGEN3_VERSION ${EIGEN3_WORLD_VERSION}.${EIGEN3_MAJOR_VERSION}.${EIGEN3_MINOR_VERSION})
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@@ -53,20 +57,19 @@ macro(_eigen3_check_version)
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endif(NOT EIGEN3_VERSION_OK)
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endmacro(_eigen3_check_version)
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if (EIGEN3_INCLUDE_DIR)
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if(EIGEN3_INCLUDE_DIR)
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# in cache already
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_eigen3_check_version()
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set(EIGEN3_FOUND ${EIGEN3_VERSION_OK})
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else (EIGEN3_INCLUDE_DIR)
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else(EIGEN3_INCLUDE_DIR)
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find_path(EIGEN3_INCLUDE_DIR NAMES signature_of_eigen3_matrix_library
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PATHS
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${CMAKE_INSTALL_PREFIX}/include
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${KDE4_INCLUDE_DIR}
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PATH_SUFFIXES eigen3 eigen
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)
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find_path(
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EIGEN3_INCLUDE_DIR
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NAMES signature_of_eigen3_matrix_library
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PATHS ${CMAKE_INSTALL_PREFIX}/include ${KDE4_INCLUDE_DIR}
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PATH_SUFFIXES eigen3 eigen)
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if(EIGEN3_INCLUDE_DIR)
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_eigen3_check_version()
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@@ -52,23 +52,23 @@
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# Checking for the extension makes sure that `LibsNew` was found and not just `Libs`.
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if(PYTHONLIBS_FOUND AND PYTHON_MODULE_EXTENSION)
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return()
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return()
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endif()
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# Use the Python interpreter to find the libs.
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if(NOT PythonLibsNew_FIND_VERSION)
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set(PythonLibsNew_FIND_VERSION "")
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set(PythonLibsNew_FIND_VERSION "")
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endif()
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if(PythonLibsNew_FIND_REQUIRED)
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find_package(PythonInterp ${PythonLibsNew_FIND_VERSION} REQUIRED)
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find_package(PythonInterp ${PythonLibsNew_FIND_VERSION} REQUIRED)
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else()
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find_package(PythonInterp ${PythonLibsNew_FIND_VERSION})
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find_package(PythonInterp ${PythonLibsNew_FIND_VERSION})
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endif()
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if(NOT PYTHONINTERP_FOUND)
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set(PYTHONLIBS_FOUND FALSE)
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set(PythonLibsNew_FOUND FALSE)
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return()
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set(PYTHONLIBS_FOUND FALSE)
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set(PythonLibsNew_FOUND FALSE)
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return()
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endif()
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# According to http://stackoverflow.com/questions/646518/python-how-to-detect-debug-interpreter
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@@ -77,8 +77,9 @@ endif()
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#
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# The library suffix is from the config var LDVERSION sometimes, otherwise
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# VERSION. VERSION will typically be like "2.7" on unix, and "27" on windows.
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execute_process(COMMAND "${PYTHON_EXECUTABLE}" "-c"
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"from distutils import sysconfig as s;import sys;import struct;
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execute_process(
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COMMAND
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"${PYTHON_EXECUTABLE}" "-c" "from distutils import sysconfig as s;import sys;import struct;
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print('.'.join(str(v) for v in sys.version_info));
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print(sys.prefix);
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print(s.get_python_inc(plat_specific=True));
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@@ -90,23 +91,22 @@ print(s.get_config_var('LDVERSION') or s.get_config_var('VERSION'));
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print(s.get_config_var('LIBDIR') or '');
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print(s.get_config_var('MULTIARCH') or '');
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"
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RESULT_VARIABLE _PYTHON_SUCCESS
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OUTPUT_VARIABLE _PYTHON_VALUES
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ERROR_VARIABLE _PYTHON_ERROR_VALUE)
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RESULT_VARIABLE _PYTHON_SUCCESS
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OUTPUT_VARIABLE _PYTHON_VALUES
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ERROR_VARIABLE _PYTHON_ERROR_VALUE)
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if(NOT _PYTHON_SUCCESS MATCHES 0)
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if(PythonLibsNew_FIND_REQUIRED)
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message(FATAL_ERROR
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"Python config failure:\n${_PYTHON_ERROR_VALUE}")
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endif()
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set(PYTHONLIBS_FOUND FALSE)
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set(PythonLibsNew_FOUND FALSE)
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return()
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if(PythonLibsNew_FIND_REQUIRED)
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message(FATAL_ERROR "Python config failure:\n${_PYTHON_ERROR_VALUE}")
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endif()
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set(PYTHONLIBS_FOUND FALSE)
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set(PythonLibsNew_FOUND FALSE)
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return()
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endif()
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# Convert the process output into a list
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if(WIN32)
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string(REGEX REPLACE "\\\\" "/" _PYTHON_VALUES ${_PYTHON_VALUES})
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string(REGEX REPLACE "\\\\" "/" _PYTHON_VALUES ${_PYTHON_VALUES})
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endif()
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string(REGEX REPLACE ";" "\\\\;" _PYTHON_VALUES ${_PYTHON_VALUES})
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string(REGEX REPLACE "\n" ";" _PYTHON_VALUES ${_PYTHON_VALUES})
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@@ -124,16 +124,15 @@ list(GET _PYTHON_VALUES 9 PYTHON_MULTIARCH)
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# Make sure the Python has the same pointer-size as the chosen compiler
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# Skip if CMAKE_SIZEOF_VOID_P is not defined
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if(CMAKE_SIZEOF_VOID_P AND (NOT "${PYTHON_SIZEOF_VOID_P}" STREQUAL "${CMAKE_SIZEOF_VOID_P}"))
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if(PythonLibsNew_FIND_REQUIRED)
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math(EXPR _PYTHON_BITS "${PYTHON_SIZEOF_VOID_P} * 8")
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math(EXPR _CMAKE_BITS "${CMAKE_SIZEOF_VOID_P} * 8")
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message(FATAL_ERROR
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"Python config failure: Python is ${_PYTHON_BITS}-bit, "
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"chosen compiler is ${_CMAKE_BITS}-bit")
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endif()
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set(PYTHONLIBS_FOUND FALSE)
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set(PythonLibsNew_FOUND FALSE)
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return()
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if(PythonLibsNew_FIND_REQUIRED)
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math(EXPR _PYTHON_BITS "${PYTHON_SIZEOF_VOID_P} * 8")
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math(EXPR _CMAKE_BITS "${CMAKE_SIZEOF_VOID_P} * 8")
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message(FATAL_ERROR "Python config failure: Python is ${_PYTHON_BITS}-bit, "
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"chosen compiler is ${_CMAKE_BITS}-bit")
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endif()
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set(PYTHONLIBS_FOUND FALSE)
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set(PythonLibsNew_FOUND FALSE)
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return()
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endif()
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# The built-in FindPython didn't always give the version numbers
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@@ -148,79 +147,76 @@ string(REGEX REPLACE "\\\\" "/" PYTHON_INCLUDE_DIR "${PYTHON_INCLUDE_DIR}")
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string(REGEX REPLACE "\\\\" "/" PYTHON_SITE_PACKAGES "${PYTHON_SITE_PACKAGES}")
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if(CMAKE_HOST_WIN32)
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set(PYTHON_LIBRARY
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"${PYTHON_PREFIX}/libs/python${PYTHON_LIBRARY_SUFFIX}.lib")
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set(PYTHON_LIBRARY "${PYTHON_PREFIX}/libs/python${PYTHON_LIBRARY_SUFFIX}.lib")
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# when run in a venv, PYTHON_PREFIX points to it. But the libraries remain in the
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# original python installation. They may be found relative to PYTHON_INCLUDE_DIR.
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if(NOT EXISTS "${PYTHON_LIBRARY}")
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get_filename_component(_PYTHON_ROOT ${PYTHON_INCLUDE_DIR} DIRECTORY)
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set(PYTHON_LIBRARY
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"${_PYTHON_ROOT}/libs/python${PYTHON_LIBRARY_SUFFIX}.lib")
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endif()
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# when run in a venv, PYTHON_PREFIX points to it. But the libraries remain in the
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# original python installation. They may be found relative to PYTHON_INCLUDE_DIR.
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if(NOT EXISTS "${PYTHON_LIBRARY}")
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get_filename_component(_PYTHON_ROOT ${PYTHON_INCLUDE_DIR} DIRECTORY)
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set(PYTHON_LIBRARY "${_PYTHON_ROOT}/libs/python${PYTHON_LIBRARY_SUFFIX}.lib")
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endif()
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# if we are in MSYS & MINGW, and we didn't find windows python lib, look for system python lib
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if(DEFINED ENV{MSYSTEM} AND MINGW AND NOT EXISTS "${PYTHON_LIBRARY}")
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if(PYTHON_MULTIARCH)
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set(_PYTHON_LIBS_SEARCH "${PYTHON_LIBDIR}/${PYTHON_MULTIARCH}" "${PYTHON_LIBDIR}")
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else()
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set(_PYTHON_LIBS_SEARCH "${PYTHON_LIBDIR}")
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endif()
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unset(PYTHON_LIBRARY)
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find_library(PYTHON_LIBRARY
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NAMES "python${PYTHON_LIBRARY_SUFFIX}"
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PATHS ${_PYTHON_LIBS_SEARCH}
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NO_DEFAULT_PATH)
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# if we are in MSYS & MINGW, and we didn't find windows python lib, look for system python lib
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if(DEFINED ENV{MSYSTEM}
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AND MINGW
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AND NOT EXISTS "${PYTHON_LIBRARY}")
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if(PYTHON_MULTIARCH)
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set(_PYTHON_LIBS_SEARCH "${PYTHON_LIBDIR}/${PYTHON_MULTIARCH}" "${PYTHON_LIBDIR}")
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else()
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set(_PYTHON_LIBS_SEARCH "${PYTHON_LIBDIR}")
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endif()
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unset(PYTHON_LIBRARY)
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find_library(
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PYTHON_LIBRARY
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NAMES "python${PYTHON_LIBRARY_SUFFIX}"
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PATHS ${_PYTHON_LIBS_SEARCH}
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NO_DEFAULT_PATH)
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endif()
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# raise an error if the python libs are still not found.
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if(NOT EXISTS "${PYTHON_LIBRARY}")
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message(FATAL_ERROR "Python libraries not found")
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endif()
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# raise an error if the python libs are still not found.
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if(NOT EXISTS "${PYTHON_LIBRARY}")
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message(FATAL_ERROR "Python libraries not found")
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endif()
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else()
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if(PYTHON_MULTIARCH)
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set(_PYTHON_LIBS_SEARCH "${PYTHON_LIBDIR}/${PYTHON_MULTIARCH}" "${PYTHON_LIBDIR}")
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else()
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set(_PYTHON_LIBS_SEARCH "${PYTHON_LIBDIR}")
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endif()
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#message(STATUS "Searching for Python libs in ${_PYTHON_LIBS_SEARCH}")
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# Probably this needs to be more involved. It would be nice if the config
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# information the python interpreter itself gave us were more complete.
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find_library(PYTHON_LIBRARY
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NAMES "python${PYTHON_LIBRARY_SUFFIX}"
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PATHS ${_PYTHON_LIBS_SEARCH}
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NO_DEFAULT_PATH)
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if(PYTHON_MULTIARCH)
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set(_PYTHON_LIBS_SEARCH "${PYTHON_LIBDIR}/${PYTHON_MULTIARCH}" "${PYTHON_LIBDIR}")
|
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else()
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set(_PYTHON_LIBS_SEARCH "${PYTHON_LIBDIR}")
|
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endif()
|
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#message(STATUS "Searching for Python libs in ${_PYTHON_LIBS_SEARCH}")
|
||||
# Probably this needs to be more involved. It would be nice if the config
|
||||
# information the python interpreter itself gave us were more complete.
|
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find_library(
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PYTHON_LIBRARY
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NAMES "python${PYTHON_LIBRARY_SUFFIX}"
|
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PATHS ${_PYTHON_LIBS_SEARCH} NO_DEFAULT_PATH)
|
||||
|
||||
# If all else fails, just set the name/version and let the linker figure out the path.
|
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if(NOT PYTHON_LIBRARY)
|
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set(PYTHON_LIBRARY python${PYTHON_LIBRARY_SUFFIX})
|
||||
endif()
|
||||
# If all else fails, just set the name/version and let the linker figure out the path.
|
||||
if(NOT PYTHON_LIBRARY)
|
||||
set(PYTHON_LIBRARY python${PYTHON_LIBRARY_SUFFIX})
|
||||
endif()
|
||||
endif()
|
||||
|
||||
MARK_AS_ADVANCED(
|
||||
PYTHON_LIBRARY
|
||||
PYTHON_INCLUDE_DIR
|
||||
)
|
||||
mark_as_advanced(PYTHON_LIBRARY PYTHON_INCLUDE_DIR)
|
||||
|
||||
# We use PYTHON_INCLUDE_DIR, PYTHON_LIBRARY and PYTHON_DEBUG_LIBRARY for the
|
||||
# cache entries because they are meant to specify the location of a single
|
||||
# library. We now set the variables listed by the documentation for this
|
||||
# module.
|
||||
SET(PYTHON_INCLUDE_DIRS "${PYTHON_INCLUDE_DIR}")
|
||||
SET(PYTHON_LIBRARIES "${PYTHON_LIBRARY}")
|
||||
set(PYTHON_INCLUDE_DIRS "${PYTHON_INCLUDE_DIR}")
|
||||
set(PYTHON_LIBRARIES "${PYTHON_LIBRARY}")
|
||||
if(NOT PYTHON_DEBUG_LIBRARY)
|
||||
SET(PYTHON_DEBUG_LIBRARY "")
|
||||
set(PYTHON_DEBUG_LIBRARY "")
|
||||
endif()
|
||||
SET(PYTHON_DEBUG_LIBRARIES "${PYTHON_DEBUG_LIBRARY}")
|
||||
set(PYTHON_DEBUG_LIBRARIES "${PYTHON_DEBUG_LIBRARY}")
|
||||
|
||||
find_package_message(PYTHON
|
||||
"Found PythonLibs: ${PYTHON_LIBRARY}"
|
||||
"${PYTHON_EXECUTABLE}${PYTHON_VERSION_STRING}")
|
||||
find_package_message(PYTHON "Found PythonLibs: ${PYTHON_LIBRARY}"
|
||||
"${PYTHON_EXECUTABLE}${PYTHON_VERSION_STRING}")
|
||||
|
||||
set(PYTHONLIBS_FOUND TRUE)
|
||||
set(PythonLibsNew_FOUND TRUE)
|
||||
|
||||
if(NOT PYTHON_MODULE_PREFIX)
|
||||
SET(PYTHON_MODULE_PREFIX "")
|
||||
set(PYTHON_MODULE_PREFIX "")
|
||||
endif()
|
||||
|
||||
@@ -10,18 +10,22 @@ cmake_minimum_required(VERSION 3.7)
|
||||
# VERSION 3.7...3.18, but some versions of VS have a patched CMake 3.11
|
||||
# that do not work properly with this syntax, so using the following workaround:
|
||||
if(${CMAKE_VERSION} VERSION_LESS 3.18)
|
||||
cmake_policy(VERSION ${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION})
|
||||
cmake_policy(VERSION ${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION})
|
||||
else()
|
||||
cmake_policy(VERSION 3.18)
|
||||
cmake_policy(VERSION 3.18)
|
||||
endif()
|
||||
|
||||
# Add a CMake parameter for choosing a desired Python version
|
||||
if(NOT PYBIND11_PYTHON_VERSION)
|
||||
set(PYBIND11_PYTHON_VERSION "" CACHE STRING "Python version to use for compiling modules")
|
||||
set(PYBIND11_PYTHON_VERSION
|
||||
""
|
||||
CACHE STRING "Python version to use for compiling modules")
|
||||
endif()
|
||||
|
||||
# A user can set versions manually too
|
||||
set(Python_ADDITIONAL_VERSIONS "3.9;3.8;3.7;3.6;3.5;3.4" CACHE INTERNAL "")
|
||||
set(Python_ADDITIONAL_VERSIONS
|
||||
"3.9;3.8;3.7;3.6;3.5;3.4"
|
||||
CACHE INTERNAL "")
|
||||
find_package(PythonLibsNew ${PYBIND11_PYTHON_VERSION} REQUIRED)
|
||||
|
||||
include(CheckCXXCompilerFlag)
|
||||
@@ -29,76 +33,80 @@ include(CMakeParseArguments)
|
||||
|
||||
# Warn or error if old variable name used
|
||||
if(PYBIND11_CPP_STANDARD)
|
||||
if(NOT CMAKE_CXX_STANDARD)
|
||||
string(REGEX MATCH
|
||||
[=[..^]=]
|
||||
VAL
|
||||
"${PYBIND11_CPP_STANDARD}")
|
||||
set(supported_standards 11 14 17 20)
|
||||
if("${VAL}" IN_LIST supported_standards)
|
||||
message(WARNING "USE -DCMAKE_CXX_STANDARD=${VAL} instead of PYBIND11_PYTHON_VERSION")
|
||||
set(CMAKE_CXX_STANDARD ${VAL})
|
||||
else()
|
||||
message(FATAL_ERROR "PYBIND11_CPP_STANDARD should be replaced with CMAKE_CXX_STANDARD")
|
||||
endif()
|
||||
if(NOT CMAKE_CXX_STANDARD)
|
||||
string(REGEX MATCH [=[..^]=] VAL "${PYBIND11_CPP_STANDARD}")
|
||||
set(supported_standards 11 14 17 20)
|
||||
if("${VAL}" IN_LIST supported_standards)
|
||||
message(WARNING "USE -DCMAKE_CXX_STANDARD=${VAL} instead of PYBIND11_PYTHON_VERSION")
|
||||
set(CMAKE_CXX_STANDARD ${VAL})
|
||||
else()
|
||||
message(FATAL_ERROR "PYBIND11_CPP_STANDARD should be replaced with CMAKE_CXX_STANDARD")
|
||||
endif()
|
||||
endif()
|
||||
endif()
|
||||
|
||||
|
||||
|
||||
# Checks whether the given CXX/linker flags can compile and link a cxx file. cxxflags and
|
||||
# linkerflags are lists of flags to use. The result variable is a unique variable name for each set
|
||||
# of flags: the compilation result will be cached base on the result variable. If the flags work,
|
||||
# sets them in cxxflags_out/linkerflags_out internal cache variables (in addition to ${result}).
|
||||
function(_pybind11_return_if_cxx_and_linker_flags_work result cxxflags linkerflags cxxflags_out linkerflags_out)
|
||||
function(_pybind11_return_if_cxx_and_linker_flags_work result cxxflags linkerflags cxxflags_out
|
||||
linkerflags_out)
|
||||
set(CMAKE_REQUIRED_LIBRARIES ${linkerflags})
|
||||
check_cxx_compiler_flag("${cxxflags}" ${result})
|
||||
if (${result})
|
||||
set(${cxxflags_out} "${cxxflags}" CACHE INTERNAL "" FORCE)
|
||||
set(${linkerflags_out} "${linkerflags}" CACHE INTERNAL "" FORCE)
|
||||
if(${result})
|
||||
set(${cxxflags_out}
|
||||
"${cxxflags}"
|
||||
CACHE INTERNAL "" FORCE)
|
||||
set(${linkerflags_out}
|
||||
"${linkerflags}"
|
||||
CACHE INTERNAL "" FORCE)
|
||||
endif()
|
||||
endfunction()
|
||||
|
||||
# Internal: find the appropriate link time optimization flags for this compiler
|
||||
function(_pybind11_add_lto_flags target_name prefer_thin_lto)
|
||||
if (NOT DEFINED PYBIND11_LTO_CXX_FLAGS)
|
||||
set(PYBIND11_LTO_CXX_FLAGS "" CACHE INTERNAL "")
|
||||
set(PYBIND11_LTO_LINKER_FLAGS "" CACHE INTERNAL "")
|
||||
if(NOT DEFINED PYBIND11_LTO_CXX_FLAGS)
|
||||
set(PYBIND11_LTO_CXX_FLAGS
|
||||
""
|
||||
CACHE INTERNAL "")
|
||||
set(PYBIND11_LTO_LINKER_FLAGS
|
||||
""
|
||||
CACHE INTERNAL "")
|
||||
|
||||
if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")
|
||||
set(cxx_append "")
|
||||
set(linker_append "")
|
||||
if (CMAKE_CXX_COMPILER_ID MATCHES "Clang" AND NOT APPLE)
|
||||
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang" AND NOT APPLE)
|
||||
# Clang Gold plugin does not support -Os; append -O3 to MinSizeRel builds to override it
|
||||
set(linker_append ";$<$<CONFIG:MinSizeRel>:-O3>")
|
||||
elseif(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
|
||||
set(cxx_append ";-fno-fat-lto-objects")
|
||||
endif()
|
||||
|
||||
if (CMAKE_CXX_COMPILER_ID MATCHES "Clang" AND prefer_thin_lto)
|
||||
_pybind11_return_if_cxx_and_linker_flags_work(HAS_FLTO_THIN
|
||||
"-flto=thin${cxx_append}" "-flto=thin${linker_append}"
|
||||
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang" AND prefer_thin_lto)
|
||||
_pybind11_return_if_cxx_and_linker_flags_work(
|
||||
HAS_FLTO_THIN "-flto=thin${cxx_append}" "-flto=thin${linker_append}"
|
||||
PYBIND11_LTO_CXX_FLAGS PYBIND11_LTO_LINKER_FLAGS)
|
||||
endif()
|
||||
|
||||
if (NOT HAS_FLTO_THIN)
|
||||
_pybind11_return_if_cxx_and_linker_flags_work(HAS_FLTO
|
||||
"-flto${cxx_append}" "-flto${linker_append}"
|
||||
PYBIND11_LTO_CXX_FLAGS PYBIND11_LTO_LINKER_FLAGS)
|
||||
if(NOT HAS_FLTO_THIN)
|
||||
_pybind11_return_if_cxx_and_linker_flags_work(
|
||||
HAS_FLTO "-flto${cxx_append}" "-flto${linker_append}" PYBIND11_LTO_CXX_FLAGS
|
||||
PYBIND11_LTO_LINKER_FLAGS)
|
||||
endif()
|
||||
elseif (CMAKE_CXX_COMPILER_ID MATCHES "Intel")
|
||||
elseif(CMAKE_CXX_COMPILER_ID MATCHES "Intel")
|
||||
# Intel equivalent to LTO is called IPO
|
||||
_pybind11_return_if_cxx_and_linker_flags_work(HAS_INTEL_IPO
|
||||
"-ipo" "-ipo" PYBIND11_LTO_CXX_FLAGS PYBIND11_LTO_LINKER_FLAGS)
|
||||
_pybind11_return_if_cxx_and_linker_flags_work(
|
||||
HAS_INTEL_IPO "-ipo" "-ipo" PYBIND11_LTO_CXX_FLAGS PYBIND11_LTO_LINKER_FLAGS)
|
||||
elseif(MSVC)
|
||||
# cmake only interprets libraries as linker flags when they start with a - (otherwise it
|
||||
# converts /LTCG to \LTCG as if it was a Windows path). Luckily MSVC supports passing flags
|
||||
# with - instead of /, even if it is a bit non-standard:
|
||||
_pybind11_return_if_cxx_and_linker_flags_work(HAS_MSVC_GL_LTCG
|
||||
"/GL" "-LTCG" PYBIND11_LTO_CXX_FLAGS PYBIND11_LTO_LINKER_FLAGS)
|
||||
_pybind11_return_if_cxx_and_linker_flags_work(
|
||||
HAS_MSVC_GL_LTCG "/GL" "-LTCG" PYBIND11_LTO_CXX_FLAGS PYBIND11_LTO_LINKER_FLAGS)
|
||||
endif()
|
||||
|
||||
if (PYBIND11_LTO_CXX_FLAGS)
|
||||
if(PYBIND11_LTO_CXX_FLAGS)
|
||||
message(STATUS "LTO enabled")
|
||||
else()
|
||||
message(STATUS "LTO disabled (not supported by the compiler and/or linker)")
|
||||
@@ -106,12 +114,13 @@ function(_pybind11_add_lto_flags target_name prefer_thin_lto)
|
||||
endif()
|
||||
|
||||
# Enable LTO flags if found, except for Debug builds
|
||||
if (PYBIND11_LTO_CXX_FLAGS)
|
||||
if(PYBIND11_LTO_CXX_FLAGS)
|
||||
set(not_debug "$<NOT:$<CONFIG:Debug>>")
|
||||
set(cxx_lang "$<COMPILE_LANGUAGE:CXX>")
|
||||
target_compile_options(${target_name} PRIVATE "$<$<AND:${not_debug},${cxx_lang}>:${PYBIND11_LTO_CXX_FLAGS}>")
|
||||
target_compile_options(${target_name}
|
||||
PRIVATE "$<$<AND:${not_debug},${cxx_lang}>:${PYBIND11_LTO_CXX_FLAGS}>")
|
||||
endif()
|
||||
if (PYBIND11_LTO_LINKER_FLAGS)
|
||||
if(PYBIND11_LTO_LINKER_FLAGS)
|
||||
target_link_libraries(${target_name} PRIVATE "$<${not_debug}:${PYBIND11_LTO_LINKER_FLAGS}>")
|
||||
endif()
|
||||
endfunction()
|
||||
@@ -143,7 +152,10 @@ function(pybind11_add_module target_name)
|
||||
target_link_libraries(${target_name} PRIVATE pybind11::module)
|
||||
|
||||
if(ARG_SYSTEM)
|
||||
message(STATUS "Warning: this does not have an effect - use NO_SYSTEM_FROM_IMPORTED if using imported targets")
|
||||
message(
|
||||
STATUS
|
||||
"Warning: this does not have an effect - use NO_SYSTEM_FROM_IMPORTED if using imported targets"
|
||||
)
|
||||
endif()
|
||||
|
||||
# Python debug libraries expose slightly different objects before 3.8
|
||||
@@ -165,35 +177,33 @@ function(pybind11_add_module target_name)
|
||||
set_target_properties(${target_name} PROPERTIES CXX_VISIBILITY_PRESET "hidden")
|
||||
set_target_properties(${target_name} PROPERTIES CUDA_VISIBILITY_PRESET "hidden")
|
||||
|
||||
|
||||
if(ARG_NO_EXTRAS)
|
||||
return()
|
||||
return()
|
||||
endif()
|
||||
|
||||
if(CMAKE_VERSION VERSION_LESS 3.9 OR PYBIND11_CLASSIC_LTO)
|
||||
_pybind11_add_lto_flags(${target_name} ${ARG_THIN_LTO})
|
||||
_pybind11_add_lto_flags(${target_name} ${ARG_THIN_LTO})
|
||||
else()
|
||||
include(CheckIPOSupported)
|
||||
check_ipo_supported(RESULT supported OUTPUT error)
|
||||
if(supported)
|
||||
set_property(
|
||||
TARGET
|
||||
${target_name}
|
||||
PROPERTY
|
||||
INTERPROCEDURAL_OPTIMIZATION TRUE
|
||||
)
|
||||
endif()
|
||||
include(CheckIPOSupported)
|
||||
check_ipo_supported(RESULT supported OUTPUT error)
|
||||
if(supported)
|
||||
set_property(TARGET ${target_name} PROPERTY INTERPROCEDURAL_OPTIMIZATION TRUE)
|
||||
endif()
|
||||
endif()
|
||||
|
||||
if (NOT MSVC AND NOT ${CMAKE_BUILD_TYPE} MATCHES Debug|RelWithDebInfo)
|
||||
if(NOT MSVC AND NOT ${CMAKE_BUILD_TYPE} MATCHES Debug|RelWithDebInfo)
|
||||
# Strip unnecessary sections of the binary on Linux/Mac OS
|
||||
if(CMAKE_STRIP)
|
||||
if(APPLE)
|
||||
add_custom_command(TARGET ${target_name} POST_BUILD
|
||||
COMMAND ${CMAKE_STRIP} -x $<TARGET_FILE:${target_name}>)
|
||||
add_custom_command(
|
||||
TARGET ${target_name}
|
||||
POST_BUILD
|
||||
COMMAND ${CMAKE_STRIP} -x $<TARGET_FILE:${target_name}>)
|
||||
else()
|
||||
add_custom_command(TARGET ${target_name} POST_BUILD
|
||||
COMMAND ${CMAKE_STRIP} $<TARGET_FILE:${target_name}>)
|
||||
add_custom_command(
|
||||
TARGET ${target_name}
|
||||
POST_BUILD
|
||||
COMMAND ${CMAKE_STRIP} $<TARGET_FILE:${target_name}>)
|
||||
endif()
|
||||
endif()
|
||||
endif()
|
||||
@@ -209,7 +219,8 @@ function(pybind11_add_module target_name)
|
||||
# instance, projects that include other types of source files like CUDA
|
||||
# .cu files don't get these options propagated to nvcc since that would
|
||||
# cause the build to fail.
|
||||
target_compile_options(${target_name} PRIVATE $<$<NOT:$<CONFIG:Debug>>:$<$<COMPILE_LANGUAGE:CXX>:/MP>>)
|
||||
target_compile_options(${target_name}
|
||||
PRIVATE $<$<NOT:$<CONFIG:Debug>>:$<$<COMPILE_LANGUAGE:CXX>:/MP>>)
|
||||
endif()
|
||||
endif()
|
||||
endfunction()
|
||||
|
||||
Reference in New Issue
Block a user