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Attempt to port to scikit-build

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This commit is contained in:
Andrew Cassidy 2022-04-05 00:15:59 -07:00
parent 421876ab0f
commit 1aa08a0cda
5 changed files with 29 additions and 114 deletions
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1
.gitignore vendored
View File

@ -34,3 +34,4 @@ compile_commands.json
CTestTestfile.cmake
_deps
cmake-build-*
_skbuild

16
CMakeLists.txt
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@ -4,10 +4,22 @@ include(tools/CompilerWarnings.cmake)
project(quicktex)
if (SKBUILD)
# Scikit-Build does not add your site-packages to the search path
# automatically, so we need to add it _or_ the pybind11 specific directory
# here.
execute_process(
COMMAND "${PYTHON_EXECUTABLE}" -c
"import pybind11; print(pybind11.get_cmake_dir())"
OUTPUT_VARIABLE _tmp_dir
OUTPUT_STRIP_TRAILING_WHITESPACE COMMAND_ECHO STDOUT)
list(APPEND CMAKE_PREFIX_PATH "${_tmp_dir}")
endif ()
# Find dependencies
find_package(Python COMPONENTS Interpreter Development)
find_package(pybind11 CONFIG REQUIRED)
find_package(OpenMP)
add_subdirectory(extern/pybind11)
# Collect source files
file(GLOB SOURCE_FILES
@ -73,3 +85,5 @@ if (CMAKE_CXX_COMPILER_ID MATCHES ".*Clang")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -stdlib=libc++ -fsanitize=undefined")
set(PROJECT_WARNINGS ${CLANG_WARNINGS})
endif ()
install(TARGETS _quicktex LIBRARY DESTINATION quicktex)

1
extern/pybind11 vendored

@ -1 +0,0 @@
Subproject commit 8de7772cc72daca8e947b79b83fea46214931604

4
pyproject.toml
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@ -3,8 +3,10 @@ requires = [
"setuptools>=61",
"setuptools_scm>=6.2",
"wheel",
"pybind11>=2.9.0",
"cmake>=3.22",
"scikit-build>0.13",
"ninja; sys_platform != 'win32'",
"cmake>=3.12",
]
build-backend = "setuptools.build_meta"

121
setup.py
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@ -1,116 +1,15 @@
import os
import re
import sys
import subprocess
from setuptools import setup, Extension
from setuptools.command.build_ext import build_ext
try:
from skbuild import setup
except ImportError:
print(
"Please update pip, you need pip 10 or greater,\n"
" or you need to install the PEP 518 requirements in pyproject.toml yourself",
file=sys.stderr,
)
raise
project_path = os.path.dirname(os.path.realpath(__file__))
# A CMakeExtension needs a sourcedir instead of a file list.
# The name must be the _single_ output extension from the CMake build.
# If you need multiple extensions, see scikit-build.
class CMakeExtension(Extension):
def __init__(self, name, sourcedir=""):
Extension.__init__(self, name, sources=[])
self.sourcedir = os.path.abspath(sourcedir)
class CMakeBuild(build_ext):
def build_extension(self, ext):
from setuptools_scm import get_version
version = get_version(root='.', relative_to=__file__)
extdir = os.path.abspath(os.path.dirname(self.get_ext_fullpath(ext.name)))
# required for auto-detection of auxiliary "native" libs
if not extdir.endswith(os.path.sep):
extdir += os.path.sep
cfg = "Debug" if self.debug else "Release"
# CMake lets you override the generator - we need to check this.
# Can be set with Conda-Build, for example.
cmake_generator = os.environ.get("CMAKE_GENERATOR", "")
# Set Python_EXECUTABLE instead if you use PYBIND11_FINDPYTHON
cmake_args = [
"-DCMAKE_LIBRARY_OUTPUT_DIRECTORY={}".format(extdir),
"-DPython_EXECUTABLE={}".format(sys.executable),
"-DQUICKTEX_VERSION_INFO={}".format(version),
"-DCMAKE_BUILD_TYPE={}".format(cfg), # not used on MSVC, but no harm
]
build_args = []
if self.compiler.compiler_type != "msvc":
# Using Ninja-build since it a) is available as a wheel and b)
# multithreads automatically. MSVC would require all variables be
# exported for Ninja to pick it up, which is a little tricky to do.
# Users can override the generator with CMAKE_GENERATOR in CMake
# 3.15+.
if not cmake_generator:
cmake_args += ["-GNinja"]
else:
# Single config generators are handled "normally"
single_config = any(x in cmake_generator for x in {"NMake", "Ninja"})
# CMake allows an arch-in-generator style for backward compatibility
contains_arch = any(x in cmake_generator for x in {"ARM", "Win64"})
# Convert distutils Windows platform specifiers to CMake -A arguments
plat_to_cmake = {
"win32": "Win32",
"win-amd64": "x64",
"win-arm32": "ARM",
"win-arm64": "ARM64",
}
# Specify the arch if using MSVC generator, but only if it doesn't
# contain a backward-compatibility arch spec already in the
# generator name.
if not single_config and not contains_arch:
cmake_args += ["-A", plat_to_cmake[self.plat_name]]
# Multi-config generators have a different way to specify configs
if not single_config:
cmake_args += [
"-DCMAKE_LIBRARY_OUTPUT_DIRECTORY_{}={}".format(cfg.upper(), extdir)
]
build_args += ["--config", cfg]
if sys.platform.startswith("darwin"):
# Cross-compile support for macOS - respect ARCHFLAGS if set
archs = re.findall(r"-arch (\S+)", os.environ.get("ARCHFLAGS", ""))
if archs:
cmake_args += ["-DCMAKE_OSX_ARCHITECTURES={}".format(";".join(archs))]
# Set CMAKE_BUILD_PARALLEL_LEVEL to control the parallel build level
# across all generators.
if "CMAKE_BUILD_PARALLEL_LEVEL" not in os.environ:
# self.parallel is a Python 3 only way to set parallel jobs by hand
# using -j in the build_ext call, not supported by pip or PyPA-build.
if hasattr(self, "parallel") and self.parallel:
# CMake 3.12+ only.
build_args += ["-j{}".format(self.parallel)]
if not os.path.exists(self.build_temp):
os.makedirs(self.build_temp)
subprocess.check_call(
["cmake", ext.sourcedir] + cmake_args, cwd=self.build_temp
)
subprocess.check_call(
["cmake", "--build", ".", "--target", ext.name] + build_args, cwd=self.build_temp
)
# The information here can also be placed in setup.cfg - better separation of
# logic and declaration, and simpler if you include description/version in a file.
setup(
use_scm_version=True,
ext_modules=[CMakeExtension("_quicktex")],
cmdclass={"build_ext": CMakeBuild},
cmake_install_dir='.'
)