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from spack import *
from glob import glob
class Bzip2(Package):
"""bzip2 is a freely available, patent free high-quality data
compressor. It typically compresses files to within 10% to 15%
of the best available techniques (the PPM family of statistical
compressors), whilst being around twice as fast at compression
and six times faster at decompression."""
homepage = "http://www.bzip.org"
url = "http://www.bzip.org/1.0.6/bzip2-1.0.6.tar.gz"
version('1.0.6', '00b516f4704d4a7cb50a1d97e6e8e15b')
def install(self, spec, prefix):
# No configure system -- have to filter the makefile for this package.
filter_file(r'CC=gcc', 'CC=cc', 'Makefile', string=True)
make('-f', 'Makefile-libbz2_so')
make('clean')
make("install", "PREFIX=%s" % prefix)
bzip2_exe = join_path(prefix.bin, 'bzip2')
install('bzip2-shared', bzip2_exe)
for i, libfile in enumerate(glob('libbz2.so*')):
install(libfile, prefix.lib)
if i == 0:
symlink(join_path(prefix.lib, libfile), join_path(prefix.lib, 'libbz2.so'))
bunzip2 = join_path(prefix.bin, 'bunzip2')
remove(bunzip2)
symlink(bzip2_exe, bunzip2)
bzcat = join_path(prefix.bin, 'bzcat')
remove(bzcat)
symlink(bzip2_exe, bzcat)
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