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conanfile.py
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conanfile.py
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import os
from os import path
from conan import ConanFile
from conan.errors import ConanInvalidConfiguration
from conan.tools.cmake import CMakeToolchain, CMakeDeps, CMake, cmake_layout
from conan.tools.files import AutoPackager, files, collect_libs, copy, update_conandata
from conan.tools.build import check_min_cppstd
from conan.tools.microsoft import check_min_vs, is_msvc
from conan.tools.scm import Version, Git
required_conan_version = ">=2.7.0"
class Nest2DConan(ConanFile):
name = "nest2d"
description = "2D irregular bin packaging and nesting library written in modern C++"
topics = ("conan", "cura", "prusaslicer", "nesting", "c++", "bin packaging")
settings = "os", "compiler", "build_type", "arch"
build_policy = "missing"
package_type = "library"
implements = ["auto_header_only"]
options = {
"shared": [True, False],
"fPIC": [True, False],
"header_only": [True, False],
"geometries": ["clipper", "boost"],
"optimizer": ["nlopt", "optimlib"],
"threading": ["std", "tbb", "omp", "none"]
}
default_options = {
"shared": True,
"fPIC": True,
"header_only": False,
"geometries": "clipper",
"optimizer": "nlopt",
"threading": "std"
}
def set_version(self):
if not self.version:
self.version = self.conan_data["version"]
def export(self):
git = Git(self)
update_conandata(self, {"version": self.version, "commit": git.get_commit()})
@property
def _min_cppstd(self):
return 17
@property
def _compilers_minimum_version(self):
return {
"gcc": "9",
"clang": "9",
"apple-clang": "9",
"msvc": "192",
"visual_studio": "14",
}
def export_sources(self):
copy(self, "CMakeLists.txt", self.recipe_folder, self.export_sources_folder)
copy(self, "*", path.join(self.recipe_folder, "src"), path.join(self.export_sources_folder, "src"))
copy(self, "*", path.join(self.recipe_folder, "include"), path.join(self.export_sources_folder, "include"))
copy(self, "*", path.join(self.recipe_folder, "tests"), path.join(self.export_sources_folder, "tests"))
copy(self, "*", path.join(self.recipe_folder, "tools"), path.join(self.export_sources_folder, "tools"))
def layout(self):
cmake_layout(self)
self.cpp.package.libs = ["nest2d"]
def requirements(self):
if self.options.geometries == "clipper":
self.requires("clipper/6.4.2@ultimaker/stable", transitive_headers=True)
if self.options.geometries == "boost" or self.options.geometries == "clipper":
self.requires("boost/1.83.0", transitive_headers=True)
if self.options.optimizer == "nlopt":
self.requires("nlopt/2.7.1", transitive_headers=True)
if self.options.optimizer == "optimlib":
self.requires("armadillo/12.6.4", transitive_headers=True)
if self.options.threading == "tbb":
self.requires("tbb/2020.3", transitive_headers=True)
if self.options.threading == "omp":
self.requires("llvm-openmp/17.0.6", transitive_headers=True)
def validate(self):
if self.settings.compiler.cppstd:
check_min_cppstd(self, self._min_cppstd)
check_min_vs(self, 192) # TODO: remove in Conan 2.0
if not is_msvc(self):
minimum_version = self._compilers_minimum_version.get(str(self.settings.compiler), False)
if minimum_version and Version(self.settings.compiler.version) < minimum_version:
raise ConanInvalidConfiguration(
f"{self.ref} requires C++{self._min_cppstd}, which your compiler does not support."
)
def build_requirements(self):
self.test_requires("standardprojectsettings/[>=0.2.0]@ultimaker/stable")
if not self.conf.get("tools.build:skip_test", False, check_type=bool):
self.test_requires("catch2/[>=3.5.2]")
def config_options(self):
if self.settings.os == "Windows":
del self.options.fPIC
def configure(self):
if self.options.shared:
self.options.rm_safe("fPIC")
self.options["boost"].header_only = True
if self.options.geometries == "clipper":
self.options["clipper"].shared = True if self.options.header_only else self.options.shared
self.options[str(self.options.optimizer)].shared = True if self.options.header_only else self.options.shared
if self.options.threading == "tbb":
self.options["tbb"].shared = True if self.options.header_only else self.options.shared
if self.options.threading == "omp":
self.options["llvm-openmp"].shared = True if self.options.header_only else self.options.shared
def generate(self):
deps = CMakeDeps(self)
if not self.conf.get("tools.build:skip_test", False, check_type=bool):
deps.build_context_activated = ["catch2"]
deps.build_context_build_modules = ["catch2"]
deps.generate()
tc = CMakeToolchain(self)
tc.variables["HEADER_ONLY"] = self.options.header_only
if not self.options.header_only:
tc.variables["BUILD_SHARED_LIBS"] = self.options.shared
tc.variables["ENABLE_TESTING"] = not self.conf.get("tools.build:skip_test", False, check_type=bool)
tc.variables["GEOMETRIES"] = self.options.geometries
tc.variables["OPTIMIZER"] = self.options.optimizer
tc.variables["THREADING"] = self.options.threading
tc.generate()
def build(self):
cmake = CMake(self)
cmake.configure()
cmake.build()
cmake.install()
def package(self):
packager = AutoPackager(self)
packager.run()
# Remove the header files from options not used in this package
if self.options.geometries != "clipper":
files.rmdir(self, os.path.join(self.package_folder, "include", "libnest2d", "backends", "clipper"))
if self.options.optimizer != "nlopt":
files.rmdir(self, os.path.join(self.package_folder, "include", "libnest2d", "optimizers", "nlopt"))
if self.options.optimizer != "optimlib":
files.rmdir(self, os.path.join(self.package_folder, "include", "libnest2d", "optimizers", "optimlib"))
def package_info(self):
if not self.options.header_only:
self.cpp_info.libs = collect_libs(self)
self.cpp_info.defines.append(f"LIBNEST2D_GEOMETRIES_{self.options.geometries}")
self.cpp_info.defines.append(f"LIBNEST2D_OPTIMIZERS_{self.options.optimizer}")
self.cpp_info.defines.append(f"LIBNEST2D_THREADING_{self.options.threading}")
if self.settings.os in ["Linux", "FreeBSD", "Macos"] and self.options.threading == "std":
self.cpp_info.system_libs.append("pthread")