119 lines
5.0 KiB
Python
119 lines
5.0 KiB
Python
##############################################################################
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# Copyright (c) 2013-2017, Lawrence Livermore National Security, LLC.
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# Produced at the Lawrence Livermore National Laboratory.
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#
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# This file is part of Spack.
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# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
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# LLNL-CODE-647188
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#
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# For details, see https://github.com/spack/spack
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# Please also see the NOTICE and LICENSE files for our notice and the LGPL.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License (as
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# published by the Free Software Foundation) version 2.1, February 1999.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
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# conditions of the GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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##############################################################################
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from spack import *
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class Bzip2(Package):
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"""bzip2 is a freely available, patent free high-quality data
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compressor. It typically compresses files to within 10% to 15%
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of the best available techniques (the PPM family of statistical
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compressors), whilst being around twice as fast at compression
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and six times faster at decompression."""
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homepage = "http://www.bzip.org"
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url = "http://www.bzip.org/1.0.6/bzip2-1.0.6.tar.gz"
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list_url = "http://www.bzip.org/downloads.html"
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version('1.0.6', '00b516f4704d4a7cb50a1d97e6e8e15b')
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variant('shared', default=True, description='Enables the build of shared libraries.')
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# override default implementation
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@property
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def libs(self):
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shared = '+shared' in self.spec
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return find_libraries(
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'libbz2', root=self.prefix, shared=shared, recurse=True
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)
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def patch(self):
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# bzip2 comes with two separate Makefiles for static and dynamic builds
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# Tell both to use Spack's compiler wrapper instead of GCC
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filter_file(r'^CC=gcc', 'CC=cc', 'Makefile')
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filter_file(r'^CC=gcc', 'CC=cc', 'Makefile-libbz2_so')
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# The Makefiles use GCC flags that are incompatible with PGI
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if self.compiler.name == 'pgi':
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filter_file('-Wall -Winline', '-Minform=inform', 'Makefile')
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filter_file('-Wall -Winline', '-Minform=inform', 'Makefile-libbz2_so') # noqa
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# Patch the link line to use RPATHs on macOS
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if 'darwin' in self.spec.architecture:
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v = self.spec.version
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v1, v2, v3 = (v.up_to(i) for i in (1, 2, 3))
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kwargs = {'ignore_absent': False, 'backup': False, 'string': True}
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mf = FileFilter('Makefile-libbz2_so')
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mf.filter('$(CC) -shared -Wl,-soname -Wl,libbz2.so.{0} -o libbz2.so.{1} $(OBJS)' # noqa
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.format(v2, v3),
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'$(CC) -dynamiclib -Wl,-install_name -Wl,@rpath/libbz2.{0}.dylib -current_version {1} -compatibility_version {2} -o libbz2.{3}.dylib $(OBJS)' # noqa
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.format(v1, v2, v3, v3),
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**kwargs)
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mf.filter(
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'$(CC) $(CFLAGS) -o bzip2-shared bzip2.c libbz2.so.{0}'.format(v3), # noqa
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'$(CC) $(CFLAGS) -o bzip2-shared bzip2.c libbz2.{0}.dylib'
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.format(v3), **kwargs)
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mf.filter(
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'rm -f libbz2.so.{0}'.format(v2),
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'rm -f libbz2.{0}.dylib'.format(v2), **kwargs)
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mf.filter(
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'ln -s libbz2.so.{0} libbz2.so.{1}'.format(v3, v2),
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'ln -s libbz2.{0}.dylib libbz2.{1}.dylib'.format(v3, v2),
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**kwargs)
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def install(self, spec, prefix):
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# Build the dynamic library first
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if '+shared' in spec:
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make('-f', 'Makefile-libbz2_so')
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# Build the static library and everything else
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make()
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make('install', 'PREFIX={0}'.format(prefix))
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if '+shared' in spec:
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install('bzip2-shared', join_path(prefix.bin, 'bzip2'))
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v1, v2, v3 = (self.spec.version.up_to(i) for i in (1, 2, 3))
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if 'darwin' in self.spec.architecture:
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lib = 'libbz2.dylib'
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lib1, lib2, lib3 = ('libbz2.{0}.dylib'.format(v)
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for v in (v1, v2, v3))
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else:
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lib = 'libbz2.so'
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lib1, lib2, lib3 = ('libbz2.so.{0}'.format(v)
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for v in (v1, v2, v3))
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install(lib3, join_path(prefix.lib, lib3))
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with working_dir(prefix.lib):
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for l in (lib, lib1, lib2):
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symlink(lib3, l)
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with working_dir(prefix.bin):
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force_remove('bunzip2', 'bzcat')
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symlink('bzip2', 'bunzip2')
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symlink('bzip2', 'bzcat')
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