diff options
Diffstat (limited to 'mesonbuild/build.py')
| -rw-r--r-- | mesonbuild/build.py | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/mesonbuild/build.py b/mesonbuild/build.py index 66f08d8..5248d97 100644 --- a/mesonbuild/build.py +++ b/mesonbuild/build.py @@ -249,12 +249,12 @@ class ExtractedObjects: ''' Holds a list of sources for which the objects must be extracted ''' - def __init__(self, target, srclist=[], genlist=[], objlist=[], recursive=True): + def __init__(self, target, srclist=None, genlist=None, objlist=None, recursive=True): self.target = target self.recursive = recursive - self.srclist = srclist - self.genlist = genlist - self.objlist = objlist + self.srclist = srclist if srclist is not None else [] + self.genlist = genlist if genlist is not None else [] + self.objlist = objlist if objlist is not None else [] if self.target.is_unity: self.check_unity_compatible() @@ -1339,8 +1339,8 @@ class Generator: relpath = pathlib.PurePath(trial).relative_to(parent) return relpath.parts[0] != '..' # For subdirs we can only go "down". - def process_files(self, name, files, state, preserve_path_from=None, extra_args=[]): - output = GeneratedList(self, state.subdir, preserve_path_from, extra_args=extra_args) + def process_files(self, name, files, state, preserve_path_from=None, extra_args=None): + output = GeneratedList(self, state.subdir, preserve_path_from, extra_args=extra_args if extra_args is not None else []) for f in files: if isinstance(f, str): f = File.from_source_file(state.environment.source_dir, state.subdir, f) @@ -1355,7 +1355,7 @@ class Generator: class GeneratedList: - def __init__(self, generator, subdir, preserve_path_from=None, extra_args=[]): + def __init__(self, generator, subdir, preserve_path_from=None, extra_args=None): if hasattr(generator, 'held_object'): generator = generator.held_object self.generator = generator @@ -1367,7 +1367,7 @@ class GeneratedList: self.extra_depends = [] self.depend_files = [] self.preserve_path_from = preserve_path_from - self.extra_args = extra_args + self.extra_args = extra_args if extra_args is not None else [] if isinstance(generator.exe, dependencies.ExternalProgram): if not generator.exe.found(): raise InvalidArguments('Tried to use not-found external program as generator') |