Merge branch 'master' into 'master'

Update pybind11 to v2.11.1 (fixes #89)

See merge request diatomic/diy!78

bindings/python/ext/pybind11/CMakeLists.txt

@@ -5,15 +5,20 @@
 # All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
-cmake_minimum_required(VERSION 3.4)
+cmake_minimum_required(VERSION 3.5)
 
-# The `cmake_minimum_required(VERSION 3.4...3.18)` syntax does not work with
+# The `cmake_minimum_required(VERSION 3.5...3.26)` syntax does not work with
 # some versions of VS that have a patched CMake 3.11. This forces us to emulate
 # the behavior using the following workaround:
-if(${CMAKE_VERSION} VERSION_LESS 3.18)
+if(${CMAKE_VERSION} VERSION_LESS 3.26)
   cmake_policy(VERSION ${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION})
 else()
-  cmake_policy(VERSION 3.18)
+  cmake_policy(VERSION 3.26)
+endif()
+
+# Avoid infinite recursion if tests include this as a subdirectory
+if(DEFINED PYBIND11_MASTER_PROJECT)
+  return()
 endif()
 
 # Extract project version from source
@@ -26,10 +31,10 @@ foreach(ver ${pybind11_version_defines})
   endif()
 endforeach()
 
-if(PYBIND11_VERSION_PATCH MATCHES [[([a-zA-Z]+)]])
+if(PYBIND11_VERSION_PATCH MATCHES [[\.([a-zA-Z0-9]+)$]])
   set(pybind11_VERSION_TYPE "${CMAKE_MATCH_1}")
 endif()
-string(REGEX MATCH "[0-9]+" PYBIND11_VERSION_PATCH "${PYBIND11_VERSION_PATCH}")
+string(REGEX MATCH "^[0-9]+" PYBIND11_VERSION_PATCH "${PYBIND11_VERSION_PATCH}")
 
 project(
   pybind11
@@ -73,6 +78,10 @@ if(CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR)
     set(CMAKE_CXX_EXTENSIONS OFF)
     set(CMAKE_CXX_STANDARD_REQUIRED ON)
   endif()
+
+  set(pybind11_system "")
+
+  set_property(GLOBAL PROPERTY USE_FOLDERS ON)
 else()
   set(PYBIND11_MASTER_PROJECT OFF)
   set(pybind11_system SYSTEM)
@@ -82,6 +91,15 @@ endif()
 option(PYBIND11_INSTALL "Install pybind11 header files?" ${PYBIND11_MASTER_PROJECT})
 option(PYBIND11_TEST "Build pybind11 test suite?" ${PYBIND11_MASTER_PROJECT})
 option(PYBIND11_NOPYTHON "Disable search for Python" OFF)
+option(PYBIND11_SIMPLE_GIL_MANAGEMENT
+       "Use simpler GIL management logic that does not support disassociation" OFF)
+set(PYBIND11_INTERNALS_VERSION
+    ""
+    CACHE STRING "Override the ABI version, may be used to enable the unstable ABI.")
+
+if(PYBIND11_SIMPLE_GIL_MANAGEMENT)
+  add_compile_definitions(PYBIND11_SIMPLE_GIL_MANAGEMENT)
+endif()
 
 cmake_dependent_option(
   USE_PYTHON_INCLUDE_DIR
@@ -98,6 +116,7 @@ set(PYBIND11_HEADERS
     include/pybind11/detail/descr.h
     include/pybind11/detail/init.h
     include/pybind11/detail/internals.h
+    include/pybind11/detail/type_caster_base.h
     include/pybind11/detail/typeid.h
     include/pybind11/attr.h
     include/pybind11/buffer_info.h
@@ -107,16 +126,22 @@ set(PYBIND11_HEADERS
     include/pybind11/complex.h
     include/pybind11/options.h
     include/pybind11/eigen.h
+    include/pybind11/eigen/common.h
+    include/pybind11/eigen/matrix.h
+    include/pybind11/eigen/tensor.h
     include/pybind11/embed.h
     include/pybind11/eval.h
+    include/pybind11/gil.h
     include/pybind11/iostream.h
     include/pybind11/functional.h
     include/pybind11/numpy.h
     include/pybind11/operators.h
     include/pybind11/pybind11.h
     include/pybind11/pytypes.h
     include/pybind11/stl.h
-    include/pybind11/stl_bind.h)
+    include/pybind11/stl_bind.h
+    include/pybind11/stl/filesystem.h
+    include/pybind11/type_caster_pyobject_ptr.h)
 
 # Compare with grep and warn if mismatched
 if(PYBIND11_MASTER_PROJECT AND NOT CMAKE_VERSION VERSION_LESS 3.12)
@@ -142,28 +167,50 @@ endif()
 string(REPLACE "include/" "${CMAKE_CURRENT_SOURCE_DIR}/include/" PYBIND11_HEADERS
                "${PYBIND11_HEADERS}")
 
-# Cache variables so pybind11_add_module can be used in parent projects
-set(PYBIND11_INCLUDE_DIR
+# Cache variable so this can be used in parent projects
+set(pybind11_INCLUDE_DIR
     "${CMAKE_CURRENT_LIST_DIR}/include"
-    CACHE INTERNAL "")
+    CACHE INTERNAL "Directory where pybind11 headers are located")
+
+# Backward compatible variable for add_subdirectory mode
+if(NOT PYBIND11_MASTER_PROJECT)
+  set(PYBIND11_INCLUDE_DIR
+      "${pybind11_INCLUDE_DIR}"
+      CACHE INTERNAL "")
+endif()
 
 # Note: when creating targets, you cannot use if statements at configure time -
 # you need generator expressions, because those will be placed in the target file.
 # You can also place ifs *in* the Config.in, but not here.
 
 # This section builds targets, but does *not* touch Python
-
-# Build the headers-only target (no Python included):
-# (long name used here to keep this from clashing in subdirectory mode)
-add_library(pybind11_headers INTERFACE)
-add_library(pybind11::pybind11_headers ALIAS pybind11_headers) # to match exported target
-add_library(pybind11::headers ALIAS pybind11_headers) # easier to use/remember
+# Non-IMPORT targets cannot be defined twice
+if(NOT TARGET pybind11_headers)
+  # Build the headers-only target (no Python included):
+  # (long name used here to keep this from clashing in subdirectory mode)
+  add_library(pybind11_headers INTERFACE)
+  add_library(pybind11::pybind11_headers ALIAS pybind11_headers) # to match exported target
+  add_library(pybind11::headers ALIAS pybind11_headers) # easier to use/remember
+
+  target_include_directories(
+    pybind11_headers ${pybind11_system} INTERFACE $<BUILD_INTERFACE:${pybind11_INCLUDE_DIR}>
+                                                  $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>)
+
+  target_compile_features(pybind11_headers INTERFACE cxx_inheriting_constructors cxx_user_literals
+                                                     cxx_right_angle_brackets)
+  if(NOT "${PYBIND11_INTERNALS_VERSION}" STREQUAL "")
+    target_compile_definitions(
+      pybind11_headers INTERFACE "PYBIND11_INTERNALS_VERSION=${PYBIND11_INTERNALS_VERSION}")
+  endif()
+else()
+  # It is invalid to install a target twice, too.
+  set(PYBIND11_INSTALL OFF)
+endif()
 
 include("${CMAKE_CURRENT_SOURCE_DIR}/tools/pybind11Common.cmake")
-
-if(NOT PYBIND11_MASTER_PROJECT AND NOT pybind11_FIND_QUIETLY)
-  message(STATUS "Using pybind11: (version \"${pybind11_VERSION}\" ${pybind11_VERSION_TYPE})")
-endif()
+# https://github.com/jtojnar/cmake-snips/#concatenating-paths-when-building-pkg-config-files
+# TODO: cmake 3.20 adds the cmake_path() function, which obsoletes this snippet
+include("${CMAKE_CURRENT_SOURCE_DIR}/tools/JoinPaths.cmake")
 
 # Relative directory setting
 if(USE_PYTHON_INCLUDE_DIR AND DEFINED Python_INCLUDE_DIRS)
@@ -172,21 +219,18 @@ elseif(USE_PYTHON_INCLUDE_DIR AND DEFINED PYTHON_INCLUDE_DIR)
   file(RELATIVE_PATH CMAKE_INSTALL_INCLUDEDIR ${CMAKE_INSTALL_PREFIX} ${PYTHON_INCLUDE_DIRS})
 endif()
 
-# Fill in headers target
-target_include_directories(
-  pybind11_headers ${pybind11_system} INTERFACE $<BUILD_INTERFACE:${PYBIND11_INCLUDE_DIR}>
-                                                $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>)
-
-target_compile_features(pybind11_headers INTERFACE cxx_inheriting_constructors cxx_user_literals
-                                                   cxx_right_angle_brackets)
-
 if(PYBIND11_INSTALL)
-  install(DIRECTORY ${PYBIND11_INCLUDE_DIR}/pybind11 DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
-  # GNUInstallDirs "DATADIR" wrong here; CMake search path wants "share".
+  install(DIRECTORY ${pybind11_INCLUDE_DIR}/pybind11 DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
   set(PYBIND11_CMAKECONFIG_INSTALL_DIR
-      "share/cmake/${PROJECT_NAME}"
+      "${CMAKE_INSTALL_DATAROOTDIR}/cmake/${PROJECT_NAME}"
       CACHE STRING "install path for pybind11Config.cmake")
 
+  if(IS_ABSOLUTE "${CMAKE_INSTALL_INCLUDEDIR}")
+    set(pybind11_INCLUDEDIR "${CMAKE_INSTALL_FULL_INCLUDEDIR}")
+  else()
+    set(pybind11_INCLUDEDIR "\$\{PACKAGE_PREFIX_DIR\}/${CMAKE_INSTALL_INCLUDEDIR}")
+  endif()
+
   configure_package_config_file(
     tools/${PROJECT_NAME}Config.cmake.in "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake"
     INSTALL_DESTINATION ${PYBIND11_CMAKECONFIG_INSTALL_DIR})
@@ -231,6 +275,16 @@ if(PYBIND11_INSTALL)
     NAMESPACE "pybind11::"
     DESTINATION ${PYBIND11_CMAKECONFIG_INSTALL_DIR})
 
+  # pkg-config support
+  if(NOT prefix_for_pc_file)
+    set(prefix_for_pc_file "${CMAKE_INSTALL_PREFIX}")
+  endif()
+  join_paths(includedir_for_pc_file "\${prefix}" "${CMAKE_INSTALL_INCLUDEDIR}")
+  configure_file("${CMAKE_CURRENT_SOURCE_DIR}/tools/pybind11.pc.in"
+                 "${CMAKE_CURRENT_BINARY_DIR}/pybind11.pc" @ONLY)
+  install(FILES "${CMAKE_CURRENT_BINARY_DIR}/pybind11.pc"
+          DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/pkgconfig/")
+
   # Uninstall target
   if(PYBIND11_MASTER_PROJECT)
     configure_file("${CMAKE_CURRENT_SOURCE_DIR}/tools/cmake_uninstall.cmake.in"
@@ -264,8 +318,5 @@ endif()
 if(NOT PYBIND11_MASTER_PROJECT)
   set(pybind11_FOUND
       TRUE
-      CACHE INTERNAL "true if pybind11 and all required components found on the system")
-  set(pybind11_INCLUDE_DIR
-      "${PYBIND11_INCLUDE_DIR}"
-      CACHE INTERNAL "Directory where pybind11 headers are located")
+      CACHE INTERNAL "True if pybind11 and all required components found on the system")
 endif()

bindings/python/ext/pybind11/MANIFEST.in

@@ -1,2 +1,6 @@
-recursive-include include/pybind11 *.h
-include LICENSE README.md .github/CONTRIBUTING.md
+prune tests
+recursive-include pybind11/include/pybind11 *.h
+recursive-include pybind11 *.py
+recursive-include pybind11 py.typed
+include pybind11/share/cmake/pybind11/*.cmake
+include LICENSE README.rst SECURITY.md pyproject.toml setup.py setup.cfg