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# Copyright 2013-2022 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 os
import re
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('1.4.19', sha256='3be4a26d825ffdfda52a56fc43246456989a3630093cced3fbddf4771ee58a70')
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')
# The NVIDIA compilers do not currently support some GNU builtins.
# Detect this case and use the fallback path.
patch('nvhpc.patch', when='@1.4.18 %nvhpc')
patch('nvhpc-1.4.19.patch', when='@1.4.19 %nvhpc')
# Workaround bug where __LONG_WIDTH__ is not defined
patch('nvhpc-long-width.patch', when='@1.4.19 %nvhpc')
patch('oneapi.patch', when='@1.4.18 %oneapi')
# 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='@:1.4.18 os=highsierra')
patch('secure_snprintf.patch', when='@:1.4.18 os=mojave')
patch('secure_snprintf.patch', when='@:1.4.18 os=catalina')
patch('secure_snprintf.patch', when='@:1.4.18 os=bigsur')
# 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')
# from: https://www.mail-archive.com/m4-patches@gnu.org/msg01208.html
# tests: Fix failing test checks/198.sysval with upstream patch for doc/m4.texi
patch('http://git.savannah.gnu.org/cgit/m4.git/patch/?id=a1354086',
sha256='bfdffa7c2eb01021d5849b36972c069693654ad826c1a20b53534009a4ec7a89', when='@1.4.19')
patch('http://git.savannah.gnu.org/cgit/m4.git/patch/?id=cd7f4d15',
sha256='9dc5fbd0d5cb1037ab1e6d0ecc74a30df218d0a94bdd5a02759a97f62daca573', when='@1.4.19')
variant('sigsegv', default=True,
description="Build the libsigsegv dependency")
depends_on('libsigsegv', when='+sigsegv')
build_directory = 'spack-build'
tags = ['build-tools']
executables = ['^g?m4$']
@when('@1.4.19')
def patch(self):
""" skip texinfo of m4.info for patched m4.texi (patched only a test in it) """
timestamp = os.path.getmtime('doc/m4.info')
os.utime('doc/m4.texi', (timestamp, timestamp))
@classmethod
def determine_version(cls, exe):
# Output on macOS:
# GNU M4 1.4.6
# Output on Linux:
# m4 (GNU M4) 1.4.18
output = Executable(exe)('--version', output=str, error=str)
match = re.search(r'GNU M4\)?\s+(\S+)', output)
return match.group(1) if match else None
def setup_dependent_build_environment(self, env, dependent_spec):
# Inform autom4te if it wasn't built correctly (some external
# installations such as homebrew). See
# https://www.gnu.org/software/autoconf/manual/autoconf-2.67/html_node/autom4te-Invocation.html
env.set('M4', self.prefix.bin.m4)
def setup_run_environment(self, env):
env.set('M4', self.prefix.bin.m4)
def configure_args(self):
spec = self.spec
args = ['--enable-c++']
if spec.satisfies('%cce@9:'):
args.append('LDFLAGS=-rtlib=compiler-rt')
if (spec.satisfies('%clang') or
spec.satisfies('%aocc') or
spec.satisfies('%arm') or
spec.satisfies('%fj')) and not spec.satisfies('platform=darwin'):
args.append('LDFLAGS=-rtlib=compiler-rt')
if spec.satisfies('%intel@:18'):
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')
# https://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
def test(self):
spec_vers = str(self.spec.version)
reason = 'test: ensuring m4 version is {0}'.format(spec_vers)
self.run_test('m4', '--version', spec_vers, installed=True,
purpose=reason, skip_missing=False)
reason = 'test: ensuring m4 example succeeds'
test_data_dir = self.test_suite.current_test_data_dir
hello_file = test_data_dir.join('hello.m4')
expected = get_escaped_text_output(test_data_dir.join('hello.out'))
self.run_test('m4', hello_file, expected, installed=True,
purpose=reason, skip_missing=False)
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