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# Copyright 2013-2023 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
import inspect
import spack.builder
import spack.package_base
from spack.directives import build_system, depends_on
from ._checks import BaseBuilder, execute_build_time_tests
class SConsPackage(spack.package_base.PackageBase):
"""Specialized class for packages built using SCons.
See http://scons.org/documentation.html for more information.
"""
#: To be used in UI queries that require to know which
#: build-system class we are using
build_system_class = "SConsPackage"
#: Legacy buildsystem attribute used to deserialize and install old specs
legacy_buildsystem = "scons"
build_system("scons")
depends_on("scons", type="build", when="build_system=scons")
@spack.builder.builder("scons")
class SConsBuilder(BaseBuilder):
"""The Scons builder provides the following phases that can be overridden:
1. :py:meth:`~.SConsBuilder.build`
2. :py:meth:`~.SConsBuilder.install`
Packages that use SCons as a build system are less uniform than packages that use
other build systems. Developers can add custom subcommands or variables that
control the build. You will likely need to override
:py:meth:`~.SConsBuilder.build_args` to pass the appropriate variables.
"""
#: Phases of a SCons package
phases = ("build", "install")
#: Names associated with package methods in the old build-system format
legacy_methods = ("build_test",)
#: Same as legacy_methods, but the signature is different
legacy_long_methods = ("build_args", "install_args")
#: Names associated with package attributes in the old build-system format
legacy_attributes = ("build_time_test_callbacks",)
#: Callback names for build-time test
build_time_test_callbacks = ["build_test"]
def build_args(self, spec, prefix):
"""Arguments to pass to build."""
return []
def build(self, pkg, spec, prefix):
"""Build the package."""
args = self.build_args(spec, prefix)
inspect.getmodule(self.pkg).scons(*args)
def install_args(self, spec, prefix):
"""Arguments to pass to install."""
return []
def install(self, pkg, spec, prefix):
"""Install the package."""
args = self.install_args(spec, prefix)
inspect.getmodule(self.pkg).scons("install", *args)
def build_test(self):
"""Run unit tests after build.
By default, does nothing. Override this if you want to
add package-specific tests.
"""
pass
spack.builder.run_after("build")(execute_build_time_tests)
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