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# Copyright 2013-2019 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 import *
class M4(AutotoolsPackage, GNUMirrorPackage):
"""GNU M4 is an implementation of the traditional Unix macro processor."""
homepage = "https://www.gnu.org/software/m4/m4.html"
gnu_mirror_path = "m4/m4-1.4.18.tar.gz"
version('1.4.18', sha256='ab2633921a5cd38e48797bf5521ad259bdc4b979078034a3b790d7fec5493fab')
version('1.4.17', sha256='3ce725133ee552b8b4baca7837fb772940b25e81b2a9dc92537aeaf733538c9e')
patch('gnulib-pgi.patch', when='@1.4.18')
patch('pgi.patch', when='@1.4.17')
# from: https://github.com/Homebrew/homebrew-core/blob/master/Formula/m4.rb
# Patch credit to Jeremy Huddleston Sequoia <jeremyhu@apple.com>
patch('secure_snprintf.patch', when='os = highsierra')
patch('secure_snprintf.patch', when='os = mojave')
patch('secure_snprintf.patch', when='os = catalina')
# https://bugzilla.redhat.com/show_bug.cgi?id=1573342
patch('https://src.fedoraproject.org/rpms/m4/raw/5d147168d4b93f38a4833f5dd1d650ad88af5a8a/f/m4-1.4.18-glibc-change-work-around.patch', sha256='fc9b61654a3ba1a8d6cd78ce087e7c96366c290bc8d2c299f09828d793b853c8', when='@1.4.18')
variant('sigsegv', default=True,
description="Build the libsigsegv dependency")
depends_on('libsigsegv', when='+sigsegv')
build_directory = 'spack-build'
def configure_args(self):
spec = self.spec
args = ['--enable-c++']
if spec.satisfies('%clang') and not spec.satisfies('platform=darwin'):
args.append('LDFLAGS=-rtlib=compiler-rt')
if spec.satisfies('%arm') and not spec.satisfies('platform=darwin'):
args.append('LDFLAGS=-rtlib=compiler-rt')
if spec.satisfies('%fj') and not spec.satisfies('platform=darwin'):
args.append('LDFLAGS=-rtlib=compiler-rt')
if spec.satisfies('%intel'):
args.append('CFLAGS=-no-gcc')
if '+sigsegv' in spec:
args.append('--with-libsigsegv-prefix={0}'.format(
spec['libsigsegv'].prefix))
else:
args.append('--without-libsigsegv-prefix')
# http://lists.gnu.org/archive/html/bug-m4/2016-09/msg00002.html
arch = spec.architecture
if (arch.platform == 'darwin' and arch.os == 'sierra' and
'%gcc' in spec):
args.append('ac_cv_type_struct_sched_param=yes')
return args
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