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feat: drop CMake 3.6 and below, modernize CMake

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fix: include PYTHON_IS_DEBUG
This commit is contained in:
Henry Schreiner
2020-07-28 00:43:12 -04:00
committed by Henry Schreiner
parent 1491c94c9d
commit 6ec1775fff
16 changed files with 334 additions and 364 deletions
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53
tests/CMakeLists.txt
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@@ -5,16 +5,26 @@
# 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 2.8.12)
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})
else()
cmake_policy(VERSION 3.18)
endif()
# There's no harm in including a project in a project
project(pybind11_tests CXX)
option(PYBIND11_WERROR "Report all warnings as errors" OFF)
option(DOWNLOAD_EIGEN "Download EIGEN (requires CMake 3.11+)" OFF)
set(PYBIND11_TEST_OVERRIDE "" CACHE STRING "Tests from ;-separated list of *.cpp files will be built instead of all tests")
if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
if(CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
# We're being loaded directly, i.e. not via add_subdirectory, so make this
# work as its own project and load the pybind11Config to get the tools we need
project(pybind11_tests CXX)
find_package(pybind11 REQUIRED CONFIG)
endif()
@@ -97,8 +107,6 @@ set(PYBIND11_CROSS_MODULE_GIL_TESTS
test_gil_scoped.py
)
option(DOWNLOAD_EIGEN "Download EIGEN (requires CMake 3.11+)" OFF)
# Check if Eigen is available; if not, remove from PYBIND11_TEST_FILES (but
# keep it in PYBIND11_PYTEST_FILES, so that we get the "eigen is not installed"
# skip message).
@@ -130,14 +138,13 @@ if(PYBIND11_TEST_FILES_EIGEN_I GREATER -1)
set(EIGEN3_INCLUDE_DIR ${eigen_SOURCE_DIR})
set(EIGEN3_FOUND TRUE)
else()
if (NOT CMAKE_VERSION VERSION_LESS 3.0)
find_package(Eigen3 3.2.7 QUIET CONFIG)
if (EIGEN3_FOUND)
if (EIGEN3_VERSION_STRING AND NOT EIGEN3_VERSION_STRING VERSION_LESS 3.3.1)
set(PYBIND11_EIGEN_VIA_TARGET TRUE)
endif()
find_package(Eigen3 3.2.7 QUIET CONFIG)
if (EIGEN3_FOUND)
if (EIGEN3_VERSION_STRING AND NOT EIGEN3_VERSION_STRING VERSION_LESS 3.3.1)
set(PYBIND11_EIGEN_VIA_TARGET TRUE)
endif()
endif()
if (NOT EIGEN3_FOUND)
# Couldn't load via target, so fall back to allowing module mode finding, which will pick up
# tools/FindEigen3.cmake
@@ -178,6 +185,7 @@ function(pybind11_enable_warnings target_name)
endif()
endif()
# Needs to be readded since the ordering requires these to be after the ones above
if(CMAKE_CXX_STANDARD AND CMAKE_CXX_COMPILER_ID MATCHES "Clang" AND PYTHON_VERSION VERSION_LESS 3.0)
if(CMAKE_CXX_STANDARD LESS 17)
target_compile_options(${target_name} PUBLIC -Wno-deprecated-register)
@@ -259,15 +267,9 @@ if(NOT PYBIND11_PYTEST_FOUND)
set(PYBIND11_PYTEST_FOUND TRUE CACHE INTERNAL "")
endif()
if(CMAKE_VERSION VERSION_LESS 3.2)
set(PYBIND11_USES_TERMINAL "")
else()
set(PYBIND11_USES_TERMINAL "USES_TERMINAL")
endif()
# A single command to compile and run the tests
add_custom_target(pytest COMMAND ${PYTHON_EXECUTABLE} -m pytest ${PYBIND11_PYTEST_FILES}
DEPENDS ${test_targets} WORKING_DIRECTORY ${testdir} ${PYBIND11_USES_TERMINAL})
DEPENDS ${test_targets} WORKING_DIRECTORY ${testdir} USES_TERMINAL)
if(PYBIND11_TEST_OVERRIDE)
add_custom_command(TARGET pytest POST_BUILD
@@ -279,14 +281,19 @@ add_custom_target(check DEPENDS pytest)
# The remaining tests only apply when being built as part of the pybind11 project, but not if the
# tests are being built independently.
if (NOT PROJECT_NAME STREQUAL "pybind11")
if(CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
return()
endif()
# Add a post-build comment to show the primary test suite .so size and, if a previous size, compare it:
add_custom_command(TARGET pybind11_tests POST_BUILD
COMMAND ${PYTHON_EXECUTABLE} ${PROJECT_SOURCE_DIR}/tools/libsize.py
$<TARGET_FILE:pybind11_tests> ${CMAKE_CURRENT_BINARY_DIR}/sosize-$<TARGET_FILE_NAME:pybind11_tests>.txt)
add_custom_command(
TARGET
pybind11_tests
POST_BUILD COMMAND
${PYTHON_EXECUTABLE}
${CMAKE_CURRENT_SOURCE_DIR}/../tools/libsize.py
$<TARGET_FILE:pybind11_tests>
${CMAKE_CURRENT_BINARY_DIR}/sosize-$<TARGET_FILE_NAME:pybind11_tests>.txt)
# Test embedding the interpreter. Provides the `cpptest` target.
add_subdirectory(test_embed)