23 SYMBOL = r"(?:\w*[A-Z0-9]\w*){2,}"  variable
24 DEF = r"^\s*(?:menu){,1}config\s+(" + SYMBOL + r")\s*"
25 EXPR = r"(?:" + OPERATORS + r"|\s|" + SYMBOL + r")+"
28 SOURCE_SYMBOL = r"(?:\W|\b)+[D]{,1}CONFIG_(" + SYMBOL + r")"
32 REGEX_SYMBOL = re.compile(r'(?!\B)' + SYMBOL + r'(?!\B)')
162         for symbol in sorted(undefined_b):
163             # symbol has not been undefined before
164             if symbol not in undefined_a:
165                 files = sorted(undefined_b.get(symbol))
166                 undefined[symbol] = files
167             # check if there are new files that reference the undefined symbol
169                 files = sorted(undefined_b.get(symbol) -
170                                undefined_a.get(symbol))
172                     undefined[symbol] = files
182     for symbol in sorted(undefined):
183         print(red(symbol))
185         files = sorted(undefined.get(symbol))
188         sims = find_sims(symbol, args.ignore, defined)
196             print("%s:" % yel("Commits changing symbol"))
197             commits = find_commits(symbol, args.diff)
236 def find_commits(symbol, diff):  argument
237     """Find commits changing %symbol in the given range of %diff."""
240                        symbol, diff])
270 def find_sims(symbol, ignore, defined=[]):  argument
272     @symbol."""
274         return difflib.get_close_matches(symbol, set(defined), 10)
289     return difflib.get_close_matches(symbol, set(defined), 10)
310     """Find undefined Kconfig symbols and return a dict with the symbol as key
353     # inverse mapping of referenced_symbols to dict(symbol: [files])
356         for symbol in symbols:
357             inv_map[symbol] = inv_map.get(symbol, set())
358             inv_map[symbol].add(_file)
361     undefined = {}  # {symbol: [files]}
362     for symbol in sorted(referenced_symbols):
364         if symbol == "FOO" or symbol == "BAR" or \
365                 symbol == "FOO_BAR" or symbol == "XXX":
367         if symbol not in defined_symbols:
368             if symbol.endswith("_MODULE"):
370                 if symbol[:-len("_MODULE")] in defined_symbols:
372             undefined[symbol] = referenced_symbols.get(symbol)
400         for symbol in symbols:
401             if not REGEX_FILTER_SYMBOLS.search(symbol):
403             references.append(symbol)
433     """Parse @kfile and update symbol definitions and references."""
461             for symbol in set(symbols):
462                 if REGEX_NUMERIC.match(symbol):
465                 references.append(symbol)