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# Copyright 2013-2021 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 re
from spack import *
class Sed(AutotoolsPackage, GNUMirrorPackage):
"""GNU implementation of the famous stream editor."""
homepage = "http://www.gnu.org/software/sed/"
gnu_mirror_path = "sed/sed-4.2.2.tar.bz2"
version('4.2.2', sha256='f048d1838da284c8bc9753e4506b85a1e0cc1ea8999d36f6995bcb9460cddbd7')
executables = ['^sed$']
@classmethod
def determine_version(cls, exe):
output = Executable(exe)('--version', output=str, error=str)
version_regexp = r'{:s} \(GNU sed\) (\S+)'.format(exe)
match = re.search(version_regexp, output)
return match.group(1) if match else None
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