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##############################################################################
# Copyright (c) 2013-2018, Lawrence Livermore National Security, LLC.
# Produced at the Lawrence Livermore National Laboratory.
#
# This file is part of Spack.
# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
# LLNL-CODE-647188
#
# For details, see https://github.com/spack/spack
# Please also see the NOTICE and LICENSE files for our notice and the LGPL.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License (as
# published by the Free Software Foundation) version 2.1, February 1999.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
# conditions of the GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
##############################################################################
#
# Author: Milton Woods <milton.woods@bom.gov.au>
# Date: March 22, 2017
# Author: George Hartzell <hartzell@alerce.com>
# Date: July 21, 2016
# Author: Justin Too <justin@doubleotoo.com>
# Date: September 6, 2015
#
import os
from contextlib import contextmanager
from llnl.util.lang import match_predicate
from spack import *
class Perl(Package): # Perl doesn't use Autotools, it should subclass Package
"""Perl 5 is a highly capable, feature-rich programming language with over
27 years of development."""
homepage = "http://www.perl.org"
# URL must remain http:// so Spack can bootstrap curl
url = "http://www.cpan.org/src/5.0/perl-5.24.1.tar.gz"
# see http://www.cpan.org/src/README.html for
# explanation of version numbering scheme
# Development releases (odd numbers)
version('5.25.11', '37a398682c36cd85992b34b5c1c25dc1')
# Maintenance releases (even numbers, recommended)
version('5.28.0', sha256='7e929f64d4cb0e9d1159d4a59fc89394e27fa1f7004d0836ca0d514685406ea8')
version('5.26.2', 'dc0fea097f3992a8cd53f8ac0810d523', preferred=True)
version('5.24.1', '765ef511b5b87a164e2531403ee16b3c')
# End of life releases
version('5.22.4', '31a71821682e02378fcdadeed85688b8')
version('5.22.3', 'aa4f236dc2fc6f88b871436b8d0fda95')
version('5.22.2', '5767e2a10dd62a46d7b57f74a90d952b')
version('5.22.1', '19295bbb775a3c36123161b9bf4892f1')
version('5.22.0', 'e32cb6a8dda0084f2a43dac76318d68d')
version('5.20.3', 'd647d0ea5a7a8194c34759ab9f2610cd')
version('5.18.4', '1f9334ff730adc05acd3dd7130d295db')
version('5.16.3', 'eb5c40f2575df6c155bc99e3fe0a9d82')
extendable = True
depends_on('gdbm')
# there has been a long fixed issue with 5.22.0 with regard to the ccflags
# definition. It is well documented here:
# https://rt.perl.org/Public/Bug/Display.html?id=126468
patch('protect-quotes-in-ccflags.patch', when='@5.22.0')
# Fix build on Fedora 28
# https://bugzilla.redhat.com/show_bug.cgi?id=1536752
patch('https://src.fedoraproject.org/rpms/perl/raw/004cea3a67df42e92ffdf4e9ac36d47a3c6a05a4/f/perl-5.26.1-guard_old_libcrypt_fix.patch', level=1, sha256='0eac10ed90aeb0459ad8851f88081d439a4e41978e586ec743069e8b059370ac', when='@:5.26.2')
# Installing cpanm alongside the core makes it safe and simple for
# people/projects to install their own sets of perl modules. Not
# having it in core increases the "energy of activation" for doing
# things cleanly.
variant('cpanm', default=True,
description='Optionally install cpanm with the core packages.')
variant('shared', default=True,
description='Build a shared libperl.so library')
variant('threads', default=True,
description='Build perl with threads support')
resource(
name="cpanm",
url="http://search.cpan.org/CPAN/authors/id/M/MI/MIYAGAWA/App-cpanminus-1.7042.tar.gz",
md5="e87f55fbcb3c13a4754500c18e89219f",
destination="cpanm",
placement="cpanm"
)
phases = ['configure', 'build', 'install']
# On a lustre filesystem, patch may fail when files
# aren't writeable so make pp.c user writeable
# before patching. This should probably walk the
# source and make everything writeable in the future.
def do_stage(self, mirror_only=False):
# Do Spack's regular stage
super(Perl, self).do_stage(mirror_only)
# Add write permissions on file to be patched
filename = join_path(self.stage.source_path, 'pp.c')
perm = os.stat(filename).st_mode
os.chmod(filename, perm | 0o200)
def configure_args(self):
spec = self.spec
prefix = self.prefix
config_args = [
'-des',
'-Dprefix={0}'.format(prefix),
'-Dlocincpth=' + self.spec['gdbm'].prefix.include,
'-Dloclibpth=' + self.spec['gdbm'].prefix.lib,
]
# Extensions are installed into their private tree via
# `INSTALL_BASE`/`--install_base` (see [1]) which results in a
# "predictable" installation tree that sadly does not match the
# Perl core's @INC structure. This means that when activation
# merges the extension into the extendee[2], the directory tree
# containing the extensions is not on @INC and the extensions can
# not be found.
#
# This bit prepends @INC with the directory that is used when
# extensions are activated [3].
#
# [1] https://metacpan.org/pod/ExtUtils::MakeMaker#INSTALL_BASE
# [2] via the activate method in the PackageBase class
# [3] https://metacpan.org/pod/distribution/perl/INSTALL#APPLLIB_EXP
config_args.append('-Accflags=-DAPPLLIB_EXP=\\"' +
self.prefix.lib.perl5 + '\\"')
# Discussion of -fPIC for Intel at:
# https://github.com/spack/spack/pull/3081 and
# https://github.com/spack/spack/pull/4416
if spec.satisfies('%intel'):
config_args.append('-Accflags={0}'.format(self.compiler.pic_flag))
if '+shared' in spec:
config_args.append('-Duseshrplib')
if '+threads' in spec:
config_args.append('-Dusethreads')
return config_args
def configure(self, spec, prefix):
configure = Executable('./Configure')
configure(*self.configure_args())
def build(self, spec, prefix):
make()
@run_after('build')
@on_package_attributes(run_tests=True)
def test(self):
make('test')
def install(self, spec, prefix):
make('install')
@run_after('install')
def install_cpanm(self):
spec = self.spec
if '+cpanm' in spec:
with working_dir(join_path('cpanm', 'cpanm')):
perl = spec['perl'].command
perl('Makefile.PL')
make()
make('install')
def setup_dependent_environment(self, spack_env, run_env, dependent_spec):
"""Set PATH and PERL5LIB to include the extension and
any other perl extensions it depends on,
assuming they were installed with INSTALL_BASE defined."""
perl_lib_dirs = []
perl_bin_dirs = []
for d in dependent_spec.traverse(
deptype=('build', 'run'), deptype_query='run'):
if d.package.extends(self.spec):
perl_lib_dirs.append(d.prefix.lib.perl5)
perl_bin_dirs.append(d.prefix.bin)
if perl_bin_dirs:
perl_bin_path = ':'.join(perl_bin_dirs)
spack_env.prepend_path('PATH', perl_bin_path)
run_env.prepend_path('PATH', perl_bin_path)
if perl_lib_dirs:
perl_lib_path = ':'.join(perl_lib_dirs)
spack_env.prepend_path('PERL5LIB', perl_lib_path)
run_env.prepend_path('PERL5LIB', perl_lib_path)
def setup_dependent_package(self, module, dependent_spec):
"""Called before perl modules' install() methods.
In most cases, extensions will only need to have one line:
perl('Makefile.PL','INSTALL_BASE=%s' % self.prefix)
"""
# perl extension builds can have a global perl executable function
module.perl = self.spec['perl'].command
# Add variables for library directory
module.perl_lib_dir = dependent_spec.prefix.lib.perl5
# Make the site packages directory for extensions,
# if it does not exist already.
if dependent_spec.package.is_extension:
mkdirp(module.perl_lib_dir)
@run_after('install')
def filter_config_dot_pm(self):
"""Run after install so that Config.pm records the compiler that Spack
built the package with. If this isn't done, $Config{cc} will
be set to Spack's cc wrapper script. These files are read-only, which
frustrates filter_file on some filesystems (NFSv4), so make them
temporarily writable.
"""
kwargs = {'ignore_absent': True, 'backup': False, 'string': False}
# Find the actual path to the installed Config.pm file.
perl = self.spec['perl'].command
config_dot_pm = perl('-MModule::Loaded', '-MConfig', '-e',
'print is_loaded(Config)', output=str)
with self.make_briefly_writable(config_dot_pm):
match = 'cc *=>.*'
substitute = "cc => '{cc}',".format(cc=self.compiler.cc)
filter_file(match, substitute, config_dot_pm, **kwargs)
# And the path Config_heavy.pl
d = os.path.dirname(config_dot_pm)
config_heavy = join_path(d, 'Config_heavy.pl')
with self.make_briefly_writable(config_heavy):
match = '^cc=.*'
substitute = "cc='{cc}'".format(cc=self.compiler.cc)
filter_file(match, substitute, config_heavy, **kwargs)
match = '^ld=.*'
substitute = "ld='{ld}'".format(ld=self.compiler.cc)
filter_file(match, substitute, config_heavy, **kwargs)
@contextmanager
def make_briefly_writable(self, path):
"""Temporarily make a file writable, then reset"""
perm = os.stat(path).st_mode
os.chmod(path, perm | 0o200)
yield
os.chmod(path, perm)
# ========================================================================
# Handle specifics of activating and deactivating perl modules.
# ========================================================================
def perl_ignore(self, ext_pkg, args):
"""Add some ignore files to activate/deactivate args."""
ignore_arg = args.get('ignore', lambda f: False)
# Many perl packages describe themselves in a perllocal.pod file,
# so the files conflict when multiple packages are activated.
# We could merge the perllocal.pod files in activated packages,
# but this is unnecessary for correct operation of perl.
# For simplicity, we simply ignore all perllocal.pod files:
patterns = [r'perllocal\.pod$']
return match_predicate(ignore_arg, patterns)
def activate(self, ext_pkg, view, **args):
ignore = self.perl_ignore(ext_pkg, args)
args.update(ignore=ignore)
super(Perl, self).activate(ext_pkg, view, **args)
extensions_layout = view.extensions_layout
exts = extensions_layout.extension_map(self.spec)
exts[ext_pkg.name] = ext_pkg.spec
def deactivate(self, ext_pkg, view, **args):
ignore = self.perl_ignore(ext_pkg, args)
args.update(ignore=ignore)
super(Perl, self).deactivate(ext_pkg, view, **args)
extensions_layout = view.extensions_layout
exts = extensions_layout.extension_map(self.spec)
# Make deactivate idempotent
if ext_pkg.name in exts:
del exts[ext_pkg.name]
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