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api.dsi.sophal.dz/hr_tickets/Python-3.9.6/Tools/c-analyzer/cpython/find.py

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+import os.path
+
+from c_analyzer.common import files
+from c_analyzer.common.info import UNKNOWN, ID
+from c_analyzer.variables import find as _common
+
+from . import SOURCE_DIRS, PYTHON, REPO_ROOT
+from .known import (
+    from_file as known_from_file,
+    DATA_FILE as KNOWN_FILE,
+    )
+from .supported import (
+        ignored_from_file, IGNORED_FILE, is_supported, _is_object,
+        )
+
+# XXX need tests:
+# * vars_from_binary()
+# * vars_from_source()
+# * supported_vars()
+
+
+def _handle_id(filename, funcname, name, *,
+               _relpath=os.path.relpath,
+               ):
+    filename = _relpath(filename, REPO_ROOT)
+    return ID(filename, funcname, name)
+
+
+def vars_from_binary(*,
+                     known=KNOWN_FILE,
+                     _known_from_file=known_from_file,
+                     _iter_files=files.iter_files_by_suffix,
+                     _iter_vars=_common.vars_from_binary,
+                     ):
+    """Yield a Variable for each found Symbol.
+
+    Details are filled in from the given "known" variables and types.
+    """
+    if isinstance(known, str):
+        known = _known_from_file(known)
+    dirnames = SOURCE_DIRS
+    suffixes = ('.c',)
+    filenames = _iter_files(dirnames, suffixes)
+    # XXX For now we only use known variables (no source lookup).
+    filenames = None
+    yield from _iter_vars(PYTHON,
+                          known=known,
+                          filenames=filenames,
+                          handle_id=_handle_id,
+                          check_filename=(lambda n: True),
+                          )
+
+
+def vars_from_source(*,
+                     preprocessed=None,
+                     known=KNOWN_FILE,
+                     _known_from_file=known_from_file,
+                     _iter_files=files.iter_files_by_suffix,
+                     _iter_vars=_common.vars_from_source,
+                     ):
+    """Yield a Variable for each declaration in the raw source code.
+
+    Details are filled in from the given "known" variables and types.
+    """
+    if isinstance(known, str):
+        known = _known_from_file(known)
+    dirnames = SOURCE_DIRS
+    suffixes = ('.c',)
+    filenames = _iter_files(dirnames, suffixes)
+    yield from _iter_vars(filenames,
+                          preprocessed=preprocessed,
+                          known=known,
+                          handle_id=_handle_id,
+                          )
+
+
+def supported_vars(*,
+                   known=KNOWN_FILE,
+                   ignored=IGNORED_FILE,
+                   skip_objects=False,
+                   _known_from_file=known_from_file,
+                   _ignored_from_file=ignored_from_file,
+                   _iter_vars=vars_from_binary,
+                   _is_supported=is_supported,
+                   ):
+    """Yield (var, is supported) for each found variable."""
+    if isinstance(known, str):
+        known = _known_from_file(known)
+    if isinstance(ignored, str):
+        ignored = _ignored_from_file(ignored)
+
+    for var in _iter_vars(known=known):
+        if not var.isglobal:
+            continue
+        elif var.vartype == UNKNOWN:
+            yield var, None
+        # XXX Support proper filters instead.
+        elif skip_objects and _is_object(found.vartype):
+            continue
+        else:
+            yield var, _is_supported(var, ignored, known)