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# Copyright 2013-2019 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 Snappy(CMakePackage):
"""A fast compressor/decompressor: https://code.google.com/p/snappy"""
homepage = "https://github.com/google/snappy"
url = "https://github.com/google/snappy/archive/1.1.7.tar.gz"
version('1.1.7', sha256='3dfa02e873ff51a11ee02b9ca391807f0c8ea0529a4924afa645fbf97163f9d4')
variant('shared', default=True, description='Build shared libraries')
variant('pic', default=True, description='Build position independent code')
depends_on('googletest', type='test')
patch('link_gtest.patch')
def cmake_args(self):
spec = self.spec
args = [
'-DCMAKE_INSTALL_LIBDIR:PATH={0}'.format(
self.prefix.lib),
'-DBUILD_SHARED_LIBS:BOOL={0}'.format(
'ON' if '+shared' in spec else 'OFF'),
'-DSNAPPY_BUILD_TESTS:BOOL={0}'.format(
'ON' if self.run_tests else 'OFF')
]
return args
def flag_handler(self, name, flags):
flags = list(flags)
if '+pic' in self.spec and name in ('cflags', 'cxxflags'):
flags.append(self.compiler.pic_flag)
return (None, None, flags)
@run_after('install')
def install_pkgconfig(self):
mkdirp(self.prefix.lib.pkgconfig)
with open(join_path(self.prefix.lib.pkgconfig, 'snappy.pc'), 'w') as f:
f.write('prefix={0}\n'.format(self.prefix))
f.write('exec_prefix=${prefix}\n')
f.write('libdir={0}\n'.format(self.prefix.lib))
f.write('includedir={0}\n'.format(self.prefix.include))
f.write('\n')
f.write('Name: Snappy\n')
f.write('Description: A fast compressor/decompressor.\n')
f.write('Version: {0}\n'.format(self.spec.version))
f.write('Cflags: -I${includedir}\n')
f.write('Libs: -L${libdir} -lsnappy\n')
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