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gir: only initialize search paths once

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This commit is contained in:
Peter Eisenmann 2024-03-29 01:52:53 +01:00
parent f2d4643bf5
commit c5949de543
1 changed files with 36 additions and 11 deletions
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47
blueprintcompiler/gir.py
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@ -35,6 +35,10 @@ _namespace_cache: T.Dict[str, "Namespace"] = {}
_xml_cache = {}
_user_search_paths = []
_typelib_search_paths_initalized: bool = False
_typelib_search_paths: list[str] = []
_gir_search_paths_initalized: bool = False
_gir_search_paths: list[str] = []
def add_user_typelib_paths(paths: list):
@ -42,13 +46,39 @@ def add_user_typelib_paths(paths: list):
_user_search_paths += paths
def collect_typelib_search_paths():
global _typelib_search_paths_initalized
if _typelib_search_paths_initalized:
return
global _typelib_search_paths
_typelib_search_paths += [
*_user_search_paths,
*GIRepository.Repository.get_search_path(),
]
_typelib_search_paths_initalized = True
def collect_gir_search_paths():
global _gir_search_paths_initalized
if _gir_search_paths_initalized:
return
global _gir_search_paths
if data_paths := os.environ.get("XDG_DATA_DIRS"):
_gir_search_paths += [
os.path.join(path, "gir-1.0") for path in data_paths.split(os.pathsep)
]
_gir_search_paths_initalized = True
def get_namespace(namespace: str, version: str) -> "Namespace":
search_paths = [*GIRepository.Repository.get_search_path(), *_user_search_paths]
collect_typelib_search_paths()
filename = f"{namespace}-{version}.typelib"
if filename not in _namespace_cache:
for search_path in search_paths:
for search_path in _typelib_search_paths:
path = os.path.join(search_path, filename)
if os.path.exists(path) and os.path.isfile(path):
@ -61,7 +91,7 @@ def get_namespace(namespace: str, version: str) -> "Namespace":
if filename not in _namespace_cache:
raise CompileError(
f"Namespace {namespace}-{version} could not be found",
hints=["search path: " + os.pathsep.join(search_paths)],
hints=["search path: " + os.pathsep.join(_typelib_search_paths)],
)
return _namespace_cache[filename]
@ -94,17 +124,12 @@ def get_available_namespaces() -> T.List[T.Tuple[str, str]]:
def get_xml(namespace: str, version: str):
search_paths = []
if data_paths := os.environ.get("XDG_DATA_DIRS"):
search_paths += [
os.path.join(path, "gir-1.0") for path in data_paths.split(os.pathsep)
]
collect_gir_search_paths()
filename = f"{namespace}-{version}.gir"
if filename not in _xml_cache:
for search_path in search_paths:
for search_path in _gir_search_paths:
path = os.path.join(search_path, filename)
if os.path.exists(path) and os.path.isfile(path):
@ -114,7 +139,7 @@ def get_xml(namespace: str, version: str):
if filename not in _xml_cache:
raise CompileError(
f"GObject introspection file '{namespace}-{version}.gir' could not be found",
hints=["search path: " + os.pathsep.join(search_paths)],
hints=["search path: " + os.pathsep.join(_gir_search_paths)],
)
return _xml_cache[filename]