github.com/kaydxh/golang@v0.0.131/pkg/gocv/cgo/third_path/pybind11/CMakeLists.txt (about) 1 # CMakeLists.txt -- Build system for the pybind11 modules 2 # 3 # Copyright (c) 2015 Wenzel Jakob <wenzel@inf.ethz.ch> 4 # 5 # All rights reserved. Use of this source code is governed by a 6 # BSD-style license that can be found in the LICENSE file. 7 8 cmake_minimum_required(VERSION 3.4) 9 10 # The `cmake_minimum_required(VERSION 3.4...3.22)` syntax does not work with 11 # some versions of VS that have a patched CMake 3.11. This forces us to emulate 12 # the behavior using the following workaround: 13 if(${CMAKE_VERSION} VERSION_LESS 3.22) 14 cmake_policy(VERSION ${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}) 15 else() 16 cmake_policy(VERSION 3.22) 17 endif() 18 19 # Avoid infinite recursion if tests include this as a subdirectory 20 if(DEFINED PYBIND11_MASTER_PROJECT) 21 return() 22 endif() 23 24 # Extract project version from source 25 file(STRINGS "${CMAKE_CURRENT_SOURCE_DIR}/include/pybind11/detail/common.h" 26 pybind11_version_defines REGEX "#define PYBIND11_VERSION_(MAJOR|MINOR|PATCH) ") 27 28 foreach(ver ${pybind11_version_defines}) 29 if(ver MATCHES [[#define PYBIND11_VERSION_(MAJOR|MINOR|PATCH) +([^ ]+)$]]) 30 set(PYBIND11_VERSION_${CMAKE_MATCH_1} "${CMAKE_MATCH_2}") 31 endif() 32 endforeach() 33 34 if(PYBIND11_VERSION_PATCH MATCHES [[\.([a-zA-Z0-9]+)$]]) 35 set(pybind11_VERSION_TYPE "${CMAKE_MATCH_1}") 36 endif() 37 string(REGEX MATCH "^[0-9]+" PYBIND11_VERSION_PATCH "${PYBIND11_VERSION_PATCH}") 38 39 project( 40 pybind11 41 LANGUAGES CXX 42 VERSION "${PYBIND11_VERSION_MAJOR}.${PYBIND11_VERSION_MINOR}.${PYBIND11_VERSION_PATCH}") 43 44 # Standard includes 45 include(GNUInstallDirs) 46 include(CMakePackageConfigHelpers) 47 include(CMakeDependentOption) 48 49 if(NOT pybind11_FIND_QUIETLY) 50 message(STATUS "pybind11 v${pybind11_VERSION} ${pybind11_VERSION_TYPE}") 51 endif() 52 53 # Check if pybind11 is being used directly or via add_subdirectory 54 if(CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR) 55 ### Warn if not an out-of-source builds 56 if(CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_CURRENT_BINARY_DIR) 57 set(lines 58 "You are building in-place. If that is not what you intended to " 59 "do, you can clean the source directory with:\n" 60 "rm -r CMakeCache.txt CMakeFiles/ cmake_uninstall.cmake pybind11Config.cmake " 61 "pybind11ConfigVersion.cmake tests/CMakeFiles/\n") 62 message(AUTHOR_WARNING ${lines}) 63 endif() 64 65 set(PYBIND11_MASTER_PROJECT ON) 66 67 if(OSX AND CMAKE_VERSION VERSION_LESS 3.7) 68 # Bug in macOS CMake < 3.7 is unable to download catch 69 message(WARNING "CMAKE 3.7+ needed on macOS to download catch, and newer HIGHLY recommended") 70 elseif(WINDOWS AND CMAKE_VERSION VERSION_LESS 3.8) 71 # Only tested with 3.8+ in CI. 72 message(WARNING "CMAKE 3.8+ tested on Windows, previous versions untested") 73 endif() 74 75 message(STATUS "CMake ${CMAKE_VERSION}") 76 77 if(CMAKE_CXX_STANDARD) 78 set(CMAKE_CXX_EXTENSIONS OFF) 79 set(CMAKE_CXX_STANDARD_REQUIRED ON) 80 endif() 81 82 set(pybind11_system "") 83 84 set_property(GLOBAL PROPERTY USE_FOLDERS ON) 85 else() 86 set(PYBIND11_MASTER_PROJECT OFF) 87 set(pybind11_system SYSTEM) 88 endif() 89 90 # Options 91 option(PYBIND11_INSTALL "Install pybind11 header files?" ${PYBIND11_MASTER_PROJECT}) 92 option(PYBIND11_TEST "Build pybind11 test suite?" ${PYBIND11_MASTER_PROJECT}) 93 option(PYBIND11_NOPYTHON "Disable search for Python" OFF) 94 option(PYBIND11_SIMPLE_GIL_MANAGEMENT 95 "Use simpler GIL management logic that does not support disassociation" OFF) 96 set(PYBIND11_INTERNALS_VERSION 97 "" 98 CACHE STRING "Override the ABI version, may be used to enable the unstable ABI.") 99 100 if(PYBIND11_SIMPLE_GIL_MANAGEMENT) 101 add_compile_definitions(PYBIND11_SIMPLE_GIL_MANAGEMENT) 102 endif() 103 104 cmake_dependent_option( 105 USE_PYTHON_INCLUDE_DIR 106 "Install pybind11 headers in Python include directory instead of default installation prefix" 107 OFF "PYBIND11_INSTALL" OFF) 108 109 cmake_dependent_option(PYBIND11_FINDPYTHON "Force new FindPython" OFF 110 "NOT CMAKE_VERSION VERSION_LESS 3.12" OFF) 111 112 # NB: when adding a header don't forget to also add it to setup.py 113 set(PYBIND11_HEADERS 114 include/pybind11/detail/class.h 115 include/pybind11/detail/common.h 116 include/pybind11/detail/descr.h 117 include/pybind11/detail/init.h 118 include/pybind11/detail/internals.h 119 include/pybind11/detail/type_caster_base.h 120 include/pybind11/detail/typeid.h 121 include/pybind11/attr.h 122 include/pybind11/buffer_info.h 123 include/pybind11/cast.h 124 include/pybind11/chrono.h 125 include/pybind11/common.h 126 include/pybind11/complex.h 127 include/pybind11/options.h 128 include/pybind11/eigen.h 129 include/pybind11/eigen/matrix.h 130 include/pybind11/eigen/tensor.h 131 include/pybind11/embed.h 132 include/pybind11/eval.h 133 include/pybind11/gil.h 134 include/pybind11/iostream.h 135 include/pybind11/functional.h 136 include/pybind11/numpy.h 137 include/pybind11/operators.h 138 include/pybind11/pybind11.h 139 include/pybind11/pytypes.h 140 include/pybind11/stl.h 141 include/pybind11/stl_bind.h 142 include/pybind11/stl/filesystem.h) 143 144 # Compare with grep and warn if mismatched 145 if(PYBIND11_MASTER_PROJECT AND NOT CMAKE_VERSION VERSION_LESS 3.12) 146 file( 147 GLOB_RECURSE _pybind11_header_check 148 LIST_DIRECTORIES false 149 RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" 150 CONFIGURE_DEPENDS "include/pybind11/*.h") 151 set(_pybind11_here_only ${PYBIND11_HEADERS}) 152 set(_pybind11_disk_only ${_pybind11_header_check}) 153 list(REMOVE_ITEM _pybind11_here_only ${_pybind11_header_check}) 154 list(REMOVE_ITEM _pybind11_disk_only ${PYBIND11_HEADERS}) 155 if(_pybind11_here_only) 156 message(AUTHOR_WARNING "PYBIND11_HEADERS has extra files:" ${_pybind11_here_only}) 157 endif() 158 if(_pybind11_disk_only) 159 message(AUTHOR_WARNING "PYBIND11_HEADERS is missing files:" ${_pybind11_disk_only}) 160 endif() 161 endif() 162 163 # CMake 3.12 added list(TRANSFORM <list> PREPEND 164 # But we can't use it yet 165 string(REPLACE "include/" "${CMAKE_CURRENT_SOURCE_DIR}/include/" PYBIND11_HEADERS 166 "${PYBIND11_HEADERS}") 167 168 # Cache variable so this can be used in parent projects 169 set(pybind11_INCLUDE_DIR 170 "${CMAKE_CURRENT_LIST_DIR}/include" 171 CACHE INTERNAL "Directory where pybind11 headers are located") 172 173 # Backward compatible variable for add_subdirectory mode 174 if(NOT PYBIND11_MASTER_PROJECT) 175 set(PYBIND11_INCLUDE_DIR 176 "${pybind11_INCLUDE_DIR}" 177 CACHE INTERNAL "") 178 endif() 179 180 # Note: when creating targets, you cannot use if statements at configure time - 181 # you need generator expressions, because those will be placed in the target file. 182 # You can also place ifs *in* the Config.in, but not here. 183 184 # This section builds targets, but does *not* touch Python 185 # Non-IMPORT targets cannot be defined twice 186 if(NOT TARGET pybind11_headers) 187 # Build the headers-only target (no Python included): 188 # (long name used here to keep this from clashing in subdirectory mode) 189 add_library(pybind11_headers INTERFACE) 190 add_library(pybind11::pybind11_headers ALIAS pybind11_headers) # to match exported target 191 add_library(pybind11::headers ALIAS pybind11_headers) # easier to use/remember 192 193 target_include_directories( 194 pybind11_headers ${pybind11_system} INTERFACE $<BUILD_INTERFACE:${pybind11_INCLUDE_DIR}> 195 $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>) 196 197 target_compile_features(pybind11_headers INTERFACE cxx_inheriting_constructors cxx_user_literals 198 cxx_right_angle_brackets) 199 if(NOT "${PYBIND11_INTERNALS_VERSION}" STREQUAL "") 200 target_compile_definitions( 201 pybind11_headers INTERFACE "PYBIND11_INTERNALS_VERSION=${PYBIND11_INTERNALS_VERSION}") 202 endif() 203 else() 204 # It is invalid to install a target twice, too. 205 set(PYBIND11_INSTALL OFF) 206 endif() 207 208 include("${CMAKE_CURRENT_SOURCE_DIR}/tools/pybind11Common.cmake") 209 # https://github.com/jtojnar/cmake-snips/#concatenating-paths-when-building-pkg-config-files 210 # TODO: cmake 3.20 adds the cmake_path() function, which obsoletes this snippet 211 include("${CMAKE_CURRENT_SOURCE_DIR}/tools/JoinPaths.cmake") 212 213 # Relative directory setting 214 if(USE_PYTHON_INCLUDE_DIR AND DEFINED Python_INCLUDE_DIRS) 215 file(RELATIVE_PATH CMAKE_INSTALL_INCLUDEDIR ${CMAKE_INSTALL_PREFIX} ${Python_INCLUDE_DIRS}) 216 elseif(USE_PYTHON_INCLUDE_DIR AND DEFINED PYTHON_INCLUDE_DIR) 217 file(RELATIVE_PATH CMAKE_INSTALL_INCLUDEDIR ${CMAKE_INSTALL_PREFIX} ${PYTHON_INCLUDE_DIRS}) 218 endif() 219 220 if(PYBIND11_INSTALL) 221 install(DIRECTORY ${pybind11_INCLUDE_DIR}/pybind11 DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}) 222 set(PYBIND11_CMAKECONFIG_INSTALL_DIR 223 "${CMAKE_INSTALL_DATAROOTDIR}/cmake/${PROJECT_NAME}" 224 CACHE STRING "install path for pybind11Config.cmake") 225 226 if(IS_ABSOLUTE "${CMAKE_INSTALL_INCLUDEDIR}") 227 set(pybind11_INCLUDEDIR "${CMAKE_INSTALL_FULL_INCLUDEDIR}") 228 else() 229 set(pybind11_INCLUDEDIR "\$\{PACKAGE_PREFIX_DIR\}/${CMAKE_INSTALL_INCLUDEDIR}") 230 endif() 231 232 configure_package_config_file( 233 tools/${PROJECT_NAME}Config.cmake.in "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake" 234 INSTALL_DESTINATION ${PYBIND11_CMAKECONFIG_INSTALL_DIR}) 235 236 if(CMAKE_VERSION VERSION_LESS 3.14) 237 # Remove CMAKE_SIZEOF_VOID_P from ConfigVersion.cmake since the library does 238 # not depend on architecture specific settings or libraries. 239 set(_PYBIND11_CMAKE_SIZEOF_VOID_P ${CMAKE_SIZEOF_VOID_P}) 240 unset(CMAKE_SIZEOF_VOID_P) 241 242 write_basic_package_version_file( 243 ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake 244 VERSION ${PROJECT_VERSION} 245 COMPATIBILITY AnyNewerVersion) 246 247 set(CMAKE_SIZEOF_VOID_P ${_PYBIND11_CMAKE_SIZEOF_VOID_P}) 248 else() 249 # CMake 3.14+ natively supports header-only libraries 250 write_basic_package_version_file( 251 ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake 252 VERSION ${PROJECT_VERSION} 253 COMPATIBILITY AnyNewerVersion ARCH_INDEPENDENT) 254 endif() 255 256 install( 257 FILES ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake 258 ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake 259 tools/FindPythonLibsNew.cmake 260 tools/pybind11Common.cmake 261 tools/pybind11Tools.cmake 262 tools/pybind11NewTools.cmake 263 DESTINATION ${PYBIND11_CMAKECONFIG_INSTALL_DIR}) 264 265 if(NOT PYBIND11_EXPORT_NAME) 266 set(PYBIND11_EXPORT_NAME "${PROJECT_NAME}Targets") 267 endif() 268 269 install(TARGETS pybind11_headers EXPORT "${PYBIND11_EXPORT_NAME}") 270 271 install( 272 EXPORT "${PYBIND11_EXPORT_NAME}" 273 NAMESPACE "pybind11::" 274 DESTINATION ${PYBIND11_CMAKECONFIG_INSTALL_DIR}) 275 276 # pkg-config support 277 if(NOT prefix_for_pc_file) 278 set(prefix_for_pc_file "${CMAKE_INSTALL_PREFIX}") 279 endif() 280 join_paths(includedir_for_pc_file "\${prefix}" "${CMAKE_INSTALL_INCLUDEDIR}") 281 configure_file("${CMAKE_CURRENT_SOURCE_DIR}/tools/pybind11.pc.in" 282 "${CMAKE_CURRENT_BINARY_DIR}/pybind11.pc" @ONLY) 283 install(FILES "${CMAKE_CURRENT_BINARY_DIR}/pybind11.pc" 284 DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/pkgconfig/") 285 286 # Uninstall target 287 if(PYBIND11_MASTER_PROJECT) 288 configure_file("${CMAKE_CURRENT_SOURCE_DIR}/tools/cmake_uninstall.cmake.in" 289 "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake" IMMEDIATE @ONLY) 290 291 add_custom_target(uninstall COMMAND ${CMAKE_COMMAND} -P 292 ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake) 293 endif() 294 endif() 295 296 # BUILD_TESTING takes priority, but only if this is the master project 297 if(PYBIND11_MASTER_PROJECT AND DEFINED BUILD_TESTING) 298 if(BUILD_TESTING) 299 if(_pybind11_nopython) 300 message(FATAL_ERROR "Cannot activate tests in NOPYTHON mode") 301 else() 302 add_subdirectory(tests) 303 endif() 304 endif() 305 else() 306 if(PYBIND11_TEST) 307 if(_pybind11_nopython) 308 message(FATAL_ERROR "Cannot activate tests in NOPYTHON mode") 309 else() 310 add_subdirectory(tests) 311 endif() 312 endif() 313 endif() 314 315 # Better symmetry with find_package(pybind11 CONFIG) mode. 316 if(NOT PYBIND11_MASTER_PROJECT) 317 set(pybind11_FOUND 318 TRUE 319 CACHE INTERNAL "True if pybind11 and all required components found on the system") 320 endif()