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# Copyright 2013-2023 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
from spack.package 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"
license("GPL-3.0-or-later")
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("checks-198.sysval.1.patch", when="@1.4.19")
patch("checks-198.sysval.2.patch", when="@1.4.19")
variant("sigsegv", default=True, description="Build the libsigsegv dependency")
depends_on("diffutils", type="build")
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_build_environment(self, env):
# The default optimization level for icx/icpx is "-O2",
# but building m4 with this level breaks the build of dependents.
# So we set it explicitely to "-O0".
if self.spec.satisfies("%intel") or self.spec.satisfies("%oneapi"):
env.append_flags("CFLAGS", "-O0")
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_version(self):
"""ensure m4 version matches installed spec"""
m4 = which(self.prefix.bin.m4)
out = m4("--version", output=str.split, error=str.split)
assert str(self.spec.version) in out
def test_hello(self):
"""ensure m4 hello example runs"""
test_data_dir = self.test_suite.current_test_data_dir
hello_file = test_data_dir.join("hello.m4")
m4 = which(self.prefix.bin.m4)
out = m4(hello_file, output=str.split, error=str.split)
expected = get_escaped_text_output(test_data_dir.join("hello.out"))
check_outputs(expected, out)
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