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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)
from spack.package import *
class Numdiff(AutotoolsPackage):
"""Numdiff is a little program that can be used to compare putatively
similar files line by line and field by field, ignoring small numeric
differences or/and different numeric formats."""
homepage = "https://www.nongnu.org/numdiff"
url = "https://nongnu.askapache.com/numdiff/numdiff-5.8.1.tar.gz"
license("GPL-3.0-only")
version("5.9.0", sha256="87284a117944723eebbf077f857a0a114d818f8b5b54d289d59e73581194f5ef")
version("5.8.1", sha256="99aebaadf63325f5658411c09c6dde60d2990c5f9a24a51a6851cb574a4af503")
variant("nls", default=False, description="Enable Natural Language Support")
variant("gmp", default=False, description="Use GNU Multiple Precision Arithmetic Library")
depends_on("gettext", when="+nls")
depends_on("gmp", when="+gmp")
def configure_args(self):
spec = self.spec
args = []
if "+nls" in spec:
args.append("--enable-nls")
else:
args.append("--disable-nls")
if "+gmp" in spec:
# compile with -O0 as per upstream known issue with optimization
# and GMP; https://launchpad.net/ubuntu/+source/numdiff/+changelog
# http://www.nongnu.org/numdiff/#issues
# keep this variant off by default as one still encounter
# GNU MP: Cannot allocate memory (size=2305843009206983184)
args.extend(["--enable-gmp", "CFLAGS=-O0"])
else:
args.append("--disable-gmp")
return args
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