first commit

third_party/pybind11/tests/test_cmake_build/installed_function/CMakeLists.txt

@@ -0,0 +1,39 @@
+cmake_minimum_required(VERSION 3.4)
+project(test_installed_module CXX)
+
+# The `cmake_minimum_required(VERSION 3.4...3.18)` 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)
+  cmake_policy(VERSION ${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION})
+else()
+  cmake_policy(VERSION 3.18)
+endif()
+
+project(test_installed_function CXX)
+
+find_package(pybind11 CONFIG REQUIRED)
+message(
+  STATUS "Found pybind11 v${pybind11_VERSION} ${pybind11_VERSION_TYPE}: ${pybind11_INCLUDE_DIRS}")
+
+pybind11_add_module(test_installed_function SHARED NO_EXTRAS ../main.cpp)
+set_target_properties(test_installed_function PROPERTIES OUTPUT_NAME test_cmake_build)
+
+if(DEFINED Python_EXECUTABLE)
+  set(_Python_EXECUTABLE "${Python_EXECUTABLE}")
+elseif(DEFINED PYTHON_EXECUTABLE)
+  set(_Python_EXECUTABLE "${PYTHON_EXECUTABLE}")
+else()
+  message(FATAL_ERROR "No Python executable defined (should not be possible at this stage)")
+endif()
+
+add_custom_target(
+  check_installed_function
+  ${CMAKE_COMMAND}
+  -E
+  env
+  PYTHONPATH=$<TARGET_FILE_DIR:test_installed_function>
+  ${_Python_EXECUTABLE}
+  ${PROJECT_SOURCE_DIR}/../test.py
+  ${PROJECT_NAME}
+  DEPENDS test_installed_function)