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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)
from spack import *
class Squashfs(MakefilePackage):
"""Squashfs - read only compressed filesystem"""
homepage = 'http://squashfs.sourceforge.net'
url = 'https://downloads.sourceforge.net/project/squashfs/squashfs/squashfs4.3/squashfs4.3.tar.gz'
# version sha1
version('4.4', sha256='a981b3f3f2054b5a2e658851a3c06a2460ad04a9a8a645e0afe063a63fdbb07e')
version('4.3', sha256='0d605512437b1eb800b4736791559295ee5f60177e102e4d4ccd0ee241a5f3f6')
version('4.2', sha256='d9e0195aa922dbb665ed322b9aaa96e04a476ee650f39bbeadb0d00b24022e96')
version('4.1', sha256='3a870d065a25b3f5467bc6d9ed34340befab51a3f9e4b7e3792ea0ff4e06046a')
version('4.0', sha256='18948edbe06bac2c4307eea99bfb962643e4b82e5b7edd541b4d743748e12e21')
variant('gzip', default=True, description='Enable gzip compression support')
variant('lz4', default=False, description='Enable LZ4 compression support')
variant('lzo', default=False, description='Enable LZO compression support')
variant('xz', default=False, description='Enable xz compression support')
variant('zstd', default=False, description='Enable Zstandard/zstd support')
variant('default_compression', default='gzip', values=('gzip', 'lz4', 'lzo', 'xz', 'zstd'),
multi=False, description='Default compression algorithm')
conflicts('squashfs~gzip default_compression=gzip', msg='Cannot set default compression to missing algorithm')
conflicts('squashfs~lz4 default_compression=lz4', msg='Cannot set default compression to missing algorithm')
conflicts('squashfs~lzo default_compression=lzo', msg='Cannot set default compression to missing algorithm')
conflicts('squashfs~xz default_compression=xz', msg='Cannot set default compression to missing algorithm')
conflicts('squashfs~zstd default_compression=zstd', msg='Cannot set default compression to missing algorithm')
depends_on('zlib', when='+gzip')
depends_on('lz4', when='+lz4')
depends_on('lzo', when='+lzo')
depends_on('xz', when='+xz')
depends_on('zstd', when='+zstd')
# patch from
# https://github.com/plougher/squashfs-tools/commit/fe2f5da4b0f8994169c53e84b7cb8a0feefc97b5.patch
patch('gcc-10.patch', when="%gcc@10:")
patch('gcc-10.patch', when="%clang@11:")
def make_options(self, spec):
default = spec.variants['default_compression'].value
return [
'GZIP_SUPPORT={0}'.format(1 if '+gzip' in spec else 0),
'LZ4_SUPPORT={0}' .format(1 if '+lz4' in spec else 0),
'LZO_SUPPORT={0}' .format(1 if '+lzo' in spec else 0),
'XZ_SUPPORT={0}' .format(1 if '+xz' in spec else 0),
'ZSTD_SUPPORT={0}'.format(1 if '+zstd' in spec else 0),
'COMP_DEFAULT={0}'.format(default),
]
def build(self, spec, prefix):
options = self.make_options(spec)
with working_dir('squashfs-tools'):
make(*options, parallel=False)
def install(self, spec, prefix):
options = self.make_options(spec)
with working_dir('squashfs-tools'):
make('install', 'INSTALL_DIR=%s' % prefix.bin, *options, parallel=False)
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