Пример #1
0
def GetActualFilePathAndType(shortname):
    actual_lib_path = ldtools.FindFile([shortname], env.get('SEARCH_DIRS'),
                                       ldtools.LibraryTypes.ANY)
    if actual_lib_path == None:
        Log.Warning('Could not find path of lib: %s, assuming it is native',
                    shortname)
        file_type = 'so'
    else:
        file_type = FileType(actual_lib_path)
    return actual_lib_path, file_type
Пример #2
0
def GetTransitiveClosureOfNeeded(base_needed):
    visited_portable = set()
    visited_native = set()
    all_needed = set(base_needed)
    worklist = deque(base_needed)
    while len(worklist) != 0:
        lib = worklist.popleft()
        if lib in visited_portable or lib in visited_native:
            continue
        actual_lib_path, file_type = GetActualFilePathAndType(lib)
        if file_type == 'so':
            # We could trace if we used objdump / readelf...
            Log.Warning('Not tracing dependencies of native lib %s', lib)
            visited_native.add(lib)
            continue
        elif file_type == 'pso':
            visited_portable.add(lib)
            more_needed = GetBitcodeMetadata(actual_lib_path).get(
                'NeedsLibrary', [])
            all_needed |= set(more_needed)
            worklist.extend(more_needed)
        else:
            Log.Fatal('Lib: %s is neither bitcode nor native', lib)
    return all_needed