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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):
"""GNU M4 is an implementation of the traditional Unix macro processor."""
homepage = "https://www.gnu.org/software/m4/m4.html"
url = "https://ftpmirror.gnu.org/m4/m4-1.4.18.tar.gz"
version('1.4.18', 'a077779db287adf4e12a035029002d28')
version('1.4.17', 'a5e9954b1dae036762f7b13673a2cf76')
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='platform_os = highsierra')
# 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('CFLAGS=-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.platform_os == 'sierra' and
'%gcc' in spec):
args.append('ac_cv_type_struct_sched_param=yes')
return args
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