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# Copyright 2013-2024 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, extends
from spack.multimethod import when
from ._checks import BaseBuilder
class OctavePackage(spack.package_base.PackageBase):
"""Specialized class for Octave packages. See
https://www.gnu.org/software/octave/doc/v4.2.0/Installing-and-Removing-Packages.html
for more information.
"""
# To be used in UI queries that require to know which
# build-system class we are using
build_system_class = "OctavePackage"
#: Legacy buildsystem attribute used to deserialize and install old specs
legacy_buildsystem = "octave"
build_system("octave")
with when("build_system=octave"):
extends("octave")
@spack.builder.builder("octave")
class OctaveBuilder(BaseBuilder):
"""The octave builder provides the following phases that can be overridden:
1. :py:meth:`~.OctaveBuilder.install`
"""
phases = ("install",)
#: Names associated with package methods in the old build-system format
legacy_methods = ()
#: Names associated with package attributes in the old build-system format
legacy_attributes = ()
def install(self, pkg, spec, prefix):
"""Install the package from the archive file"""
inspect.getmodule(self.pkg).octave(
"--quiet",
"--norc",
"--built-in-docstrings-file=/dev/null",
"--texi-macros-file=/dev/null",
"--eval",
"pkg prefix %s; pkg install %s" % (prefix, self.pkg.stage.archive_file),
)
def setup_build_environment(self, env):
# octave does not like those environment variables to be set:
env.unset("CC")
env.unset("CXX")
env.unset("FC")
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