def get_macros_expansions(self, files=None, macros_names=None):
"""Get dictionary with macros expansions (C only).
DEPRECATED: use get_expansions() instead.
Args:
files: A list of files to narrow down returned dictionary
macros_names: A list of macros names to find and return
"""
exps = self.Macros.load_expansions(files)
expansions = nested_dict()
# Map new format of macros to the old one
for exp_file, macro, _, _, _, args in traverse(exps, 6):
if expansions[exp_file][macro]["args"]:
expansions[exp_file][macro]["args"].extend(args)
else:
expansions[exp_file][macro]["args"] = args
if macros_names:
filtered_expansions = nested_dict()
for file, macros in traverse(expansions, 2):
if macros in macros_names:
filtered_expansions[file][macros] = expansions[file][
macros]
return filtered_expansions
return expansions
def get_macros_definitions(self, files=None, macros_names=None):
"""Get dictionary with macros definitions (C only).
DEPRECATED: use get_macros() instead.
Args:
files: A list of files to narrow down returned dictionary
macros_names: A list of macros names to find and return
"""
macros = self.Macros.load_macros(files)
definitions = nested_dict()
# Map new format of macros to the old one
for file, macro, line in traverse(macros, 3):
if definitions[file][macro]:
definitions[file][macro].append(line)
else:
definitions[file][macro] = [line]
# Filter macro definitions by names
if macros_names:
filtered_definitions = nested_dict()
for file, macros in traverse(definitions, 2):
if macros in macros_names:
filtered_definitions[file][macros] = definitions[file][
macros]
return filtered_definitions
return definitions
def __process_functions_usages(self):
for context_file, context_func, func, line in self.extensions[
"Info"].iter_functions_usages():
if self.is_builtin.match(func):
continue
if func not in self.funcs:
self._error(
"Use of function without definition: {}".format(func))
continue
# For each function call there can be many definitions with the same name, defined in different files.
# possible_files is a list of them.
possible_files = tuple(f for f in self.funcs[func]
if f != "unknown")
if len(possible_files) == 0:
self._error("No possible definitions for use: {}".format(func))
continue
# Assign priority number for each possible definition. Examples:
# 3 means that definition is located in the same file as the call
# 2 - in the same translation unit
# 1 - in the object file that is linked with the object file that contains the call
# 0 - definition is not found
index = 3
for files in ((f for f in possible_files if f == context_file),
(f for f in possible_files
if self._t_unit_is_common(f, context_file)),
(f for f in possible_files
if self._files_are_linked(f, context_file)),
['unknown']):
matched_files = tuple(files)
if matched_files:
break
index -= 1
else:
raise RuntimeError("We do not expect any other file class")
if len(matched_files) > 1:
self._error("Multiple matches for use: {} call in {}".format(
func, context_func))
for possible_file in matched_files:
if func not in self.used_in[possible_file]:
self.used_in[possible_file][func] = {
"used_in_file": nested_dict(),
"used_in_func": nested_dict()
}
if context_func == "NULL":
self.used_in[possible_file][func]["used_in_file"][
context_file][line] = index
else:
self.used_in[possible_file][func]["used_in_func"][
context_file][context_func][line] = index
if possible_file == "unknown":
self._error("Can't match definition for use: {} {}".format(
func, context_file))
def __init__(self, work_dir, conf=None):
super().__init__(work_dir, conf)
self.macros = nested_dict()
self.macros_folder = "macros"
self.exps = nested_dict()
self.exps_folder = "expansions"
def __init__(self, work_dir, conf=None):
super().__init__(work_dir, conf)
self.src_graph = dict()
self.funcs = nested_dict()
self.funcs_file = "functions.json"
self.funcs_by_file = nested_dict()
self.funcs_by_file_file = "functions_by_file.json"
self.funcs_by_file_folder = "functions_by_file"
def __get_raw_locations(self):
raw_locations = nested_dict()
raw_locations = self.__get_raw_func_locations(raw_locations)
raw_locations = self.__get_raw_macro_locations(raw_locations)
return raw_locations
def __gen_ref_from_macro(self, locations):
for def_file, macros in self.extensions["Macros"].yield_macros():
if def_file == "unknown" or "def_macro" not in locations[def_file]:
continue
ref_from = nested_dict()
for macro, loc_list in traverse(locations[def_file]["def_macro"],
2):
for loc_el in loc_list:
def_line = str(loc_el[0])
for exp_file in macros[def_file][macro][def_line]:
exp_lines = [
int(l) for l in macros[def_file][macro][def_line]
[exp_file]
]
val = (loc_el, (exp_file, exp_lines))
if ref_from[def_file]["expand"]:
ref_from[def_file]["expand"].append(val)
else:
ref_from[def_file]["expand"] = [val]
self.__dump_ref_from(ref_from)
def __gen_ref_from_func(self, locations):
for file, callgraph in self.extensions["Callgraph"].yield_callgraph():
ref_from = nested_dict()
for func in self.funcs[file]:
context_locs = self.__get_context_locs(file, func, callgraph)
if file != "unknown" and func in locations[file]["def_func"]:
loc_list = locations[file]["def_func"][func]
for context_file, lines in context_locs:
for loc_el in loc_list:
val = (loc_el, (context_file, lines))
if ref_from[file]["call"]:
ref_from[file]["call"].append(val)
else:
ref_from[file]["call"] = [val]
for decl_file in self.funcs[file][func]["declarations"]:
if func in locations[decl_file]["decl_func"]:
loc_list = locations[decl_file]["decl_func"][func]
for context_file, lines in context_locs:
for loc_el in loc_list:
val = (loc_el, (context_file, lines))
if ref_from[decl_file]["call"]:
ref_from[decl_file]["call"].append(val)
else:
ref_from[decl_file]["call"] = [val]
self.__dump_ref_from(ref_from)
def __gen_ref_to_macro(self, locations):
for exp_file, expansions in self.extensions["Macros"].yield_expansions(
):
if exp_file == "unknown" or "expand" not in locations[exp_file]:
continue
ref_to = nested_dict()
for macro, loc_list in traverse(locations[exp_file]["expand"], 2):
for loc_el in loc_list:
exp_line = str(loc_el[0])
for def_file, def_line in traverse(
expansions[exp_file][macro][exp_line], 2):
if def_file == "unknown":
continue
val = (loc_el, (def_file, int(def_line)))
if ref_to[exp_file]["def_macro"]:
ref_to[exp_file]["def_macro"].append(val)
else:
ref_to[exp_file]["def_macro"] = [val]
self.__dump_ref_to(ref_to)
def __parse_file(self,
file,
raw_locations,
ignore_errors=False,
encoding="utf8"):
storage_file = self.extensions["Storage"].get_storage_path(file)
if not os.path.exists(storage_file):
# There may be some header files from CIF that are not in the storage
if os.path.exists(file):
self.extensions["Storage"].add_file(file)
else:
return None
locations = nested_dict()
sorted_locs = sorted(raw_locations[file], key=lambda x: int(x[0]))
sorted_pos = 0
try:
if ignore_errors:
fp = codecs.open(storage_file,
"r",
encoding=encoding,
errors="ignore")
else:
fp = open(storage_file, "r", encoding=encoding)
for i, s in enumerate(fp):
if sorted_pos >= len(sorted_locs):
break
while (sorted_pos < len(sorted_locs)
and int(sorted_locs[sorted_pos][0]) <= i + 1):
if i == int(sorted_locs[sorted_pos][0]) - 1:
line = int(sorted_locs[sorted_pos][0])
name = sorted_locs[sorted_pos][1]
ctype = sorted_locs[sorted_pos][2]
for lowest_index in self.__find_all(s, name):
val = (line, lowest_index,
lowest_index + len(name))
if name in locations[ctype]:
locations[ctype][name].append(val)
else:
locations[ctype][name] = [val]
# Only one macro definition can be on a single line
if ctype == "def_macro":
break
# TODO: there may be a function call inside macro expansion
sorted_pos += 1
return locations
except UnicodeDecodeError:
return self.__parse_file(file, raw_locations, ignore_errors=True)
finally:
fp.close()
def __init__(self, work_dir, conf=None):
super().__init__(work_dir, conf)
self.src_graph = dict()
self.funcs = dict()
self.err_log = os.path.join(self.work_dir, "err.log")
self.callgraph = nested_dict()
self.callgraph_folder = "callgraph"
self.calls_by_ptr = nested_dict()
self.calls_by_ptr_file = "calls_by_ptr.json"
self.used_in = nested_dict()
self.used_in_file = "used_in.json"
self.is_builtin = re.compile(r'(__builtin)|(__compiletime)')
def __gen_ref_to_func(self, locations):
for context_file, callgraph in self.extensions[
"Callgraph"].yield_callgraph():
calls = set()
for context_func, _, file in traverse(callgraph[context_file], 3,
{2: "calls"}):
if file not in self.funcs:
self._error("Can't find file: {!r}".format(file))
continue
for func in callgraph[context_file][context_func]["calls"][
file]:
if func not in locations[context_file]["call"]:
# Probably because of macro expansion
continue
if func not in self.funcs[file]:
self._error("Can't find function: {!r} {!r}".format(
func, file))
continue
calls.add((file, func))
ref_to = nested_dict()
for file, func in calls:
loc_list = locations[context_file]["call"][func]
if self.funcs[file][func]["line"]:
def_line = int(self.funcs[file][func]["line"])
for loc_el in loc_list:
val = (loc_el, (file, def_line))
if ref_to[context_file]["def_func"]:
ref_to[context_file]["def_func"].append(val)
else:
ref_to[context_file]["def_func"] = [val]
for decl_file in self.funcs[file][func]["declarations"]:
decl_line = int(self.funcs[file][func]["declarations"]
[decl_file]["line"])
for loc_el in loc_list:
val = (loc_el, (decl_file, decl_line))
if ref_to[context_file]["decl_func"]:
ref_to[context_file]["decl_func"].append(val)
else:
ref_to[context_file]["decl_func"] = [val]
self.__dump_ref_to(ref_to)
def __process_macros_definitions(self):
for file, macro, line in self.extensions[
"Info"].iter_macros_definitions():
self.macros[file][macro][line] = nested_dict()
