gecko-dev/js/sub.configure

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.

@depends(check_build_environment, prepare_configure_options, prepare_mozconfig,
         old_configure, old_configure_assignments, '--cache-file')
@imports('itertools')
@imports('os')
@imports('subprocess')
@imports('sys')
@imports(_from='mozbuild.util', _import='encode')
def js_subconfigure(build_env, prepare_configure_options, mozconfig,
                    old_configure, old_configure_assignments, cache_file):
    substs = dict(old_configure['substs'])
    assignments = dict(old_configure_assignments)
    environ = dict(os.environ)
    if prepare_configure_options.extra_env:
        environ.update(prepare_configure_options.extra_env)

    options = [
        o for o in prepare_configure_options.options
        # --with-system-nspr will have been converted into the relevant $NSPR_CFLAGS
        # and $NSPR_LIBS.
        if not o.startswith('--with-system-nspr')
    ]

    if not substs.get('ENABLE_INTL_API'):
        options.append('--without-intl-api')

    if substs.get('NSPR_CFLAGS') or substs.get('NSPR_LIBS'):
        options.append(
            '--with-nspr-cflags=%s' % ' '.join(substs.get('NSPR_CFLAGS', [])))
        options.append(
            '--with-nspr-libs=%s' % ' '.join(substs.get('NSPR_LIBS', [])))

    options.append('--prefix=%s/dist' % build_env.topobjdir)

    if substs.get('ZLIB_IN_MOZGLUE'):
        substs['MOZ_ZLIB_LIBS'] = ''

    environ['MOZILLA_CENTRAL_PATH'] = build_env.topsrcdir
    if 'MOZ_BUILD_APP' in environ:
        del environ['MOZ_BUILD_APP']

    # Here, we mimic what we used to do from old-configure, which makes this
    # all awkward.

    # The following variables were saved at the beginning of old-configure,
    # and restored before invoking the subconfigure. Which means their value
    # should be taken from the old_configure_assignments or mozconfig.
    from_assignment = set(
        ('CC', 'CXX', 'CPPFLAGS', 'CFLAGS', 'CXXFLAGS', 'LDFLAGS', 'HOST_CC',
         'HOST_CXXFLAGS', 'HOST_LDFLAGS'))

    # Variables that were explicitly exported from old-configure, and those
    # explicitly set in the environment when invoking old-configure, were
    # automatically inherited from subconfigure. We assume the relevant ones
    # have a corresponding AC_SUBST in old-configure, making them available
    # in `substs`.
    for var in itertools.chain((
        'MOZ_SYSTEM_ZLIB', 'MOZ_ZLIB_CFLAGS', 'MOZ_ZLIB_LIBS',
        'MOZ_APP_NAME', 'MOZ_APP_REMOTINGNAME', 'MOZ_DEV_EDITION',
        'STLPORT_LIBS', 'DIST', 'MOZ_LINKER', 'ZLIB_IN_MOZGLUE', 'RANLIB',
        'AR', 'CPP', 'CC', 'CXX', 'CPPFLAGS', 'CFLAGS', 'CXXFLAGS',
        'LDFLAGS', 'HOST_CC', 'HOST_CXX', 'HOST_CPPFLAGS',
        'HOST_CXXFLAGS', 'HOST_LDFLAGS'
    ), prepare_configure_options.extra_env):
        if var not in from_assignment and var in substs:
            value = substs[var]
        elif var in assignments:
            value = assignments[var]
        elif mozconfig and var in mozconfig and \
                not mozconfig[var][1].startswith('removed'):
            value = mozconfig[var][0]
        else:
            continue
        if isinstance(value, list):
            value = ' '.join(value)
        environ[var] = value

    ret = subprocess.call([
        sys.executable,
        os.path.join(build_env.topsrcdir, 'build', 'subconfigure.py'),
        build_env.topsrcdir
    ] + options + [
        'JS_STANDALONE=',
        '--cache-file=%s' % (cache_file or './config.cache'),
    ], env=encode(environ))

    if ret:
        log.error('subconfigure failed')
        sys.exit(ret)