SConscript

SConscript(['galerautils/SConscript',
            'gcache/SConscript',
            'gcomm/SConscript',
            'gcs/SConscript',
            'galera/SConscript',
            'garb/SConscript',
            'wsrep/tests/SConscript'])

Import('env', 'sysname', 'has_version_script', 'galera_script', 'install')

# Clone the environment as it will be extended for this specific library
env = env.Clone()

if has_version_script:
    # Limit symbols visible from Galera DSO.
    # Doing this allows to:
    # - make the ABI more clean and concise
    # - hide symbols from commonly used libraries (boost, asio, etc.), which
    #   binds calls inside the DSO to its own versions of these libraries
    # See: https://akkadia.org/drepper/dsohowto.pdf (section 2.2.5)
    env.Append(SHLINKFLAGS = ' -Wl,--version-script=' + galera_script)

libmmgalera_objs = env['LIBGALERA_OBJS']
libmmgalera_objs.extend(env['LIBMMGALERA_OBJS'])

if sysname == 'darwin':
    galera_lib = env.SharedLibrary('galera_smm', libmmgalera_objs, SHLIBSUFFIX='.so')
else:
    galera_lib = env.SharedLibrary('galera_smm', libmmgalera_objs)

if has_version_script:
    env.Depends(galera_lib, galera_script)

def check_dynamic_symbols(target, source, env):

    # Check if objdump exists
    from subprocess import check_call
    from os import devnull
    DEVNULL = open(devnull, 'w')
    try:
        check_call(['objdump', '--version'], stdout=DEVNULL)
        DEVNULL.close()
    except:
        print('objdump utility is not found. Skipping checks...')
        DEVNULL.close()
        return 0

    # Check that DSO doesn't contain asio-related dynamic symbols
    if env.Execute(Action(['! objdump -T ' + target[0].abspath + ' | grep asio'], None)):
        return 1
    return 0

if has_version_script:
    env.AddPostAction(galera_lib, Action(check_dynamic_symbols,
                                         'Checking dynamic symbols for \'$TARGET\'...'))

if install:
    env.Install(install + '/lib', '#libgalera_smm.so')
    env.Install(install + '/bin', '#garb/garbd')
    env.Install(install + '/share',
                '#garb/files/garb.service')
    env.Install(install + '/share',
                '#garb/files/garb-systemd')
    env.Install(install + '/share',
                '#garb/files/garb-systemd')
    env.Install(install + '/share',
                '#garb/files/garb.cnf')
    env.Install(install + '/doc/', '#COPYING')
    env.Install(install + '/doc/', '#AUTHORS')
    env.InstallAs(install + '/doc/LICENSE.asio',
                '#asio/LICENSE_1_0.txt')
    env.InstallAs(install + '/doc/LICENSE.chromium',
                '#chromium/LICENSE')
    env.InstallAs(install + '/doc/README',
                '#scripts/packages/README')
    env.Install(install + '/man/man8', '#man/garbd.8')