mib updated this revision to Diff 449725.
mib added a comment.
Add missing `import`
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D131085/new/
https://reviews.llvm.org/D131085
Files:
lldb/examples/python/crashlog.py
lldb/examples/python/scripted_process/crashlog_scripted_process.py
Index: lldb/examples/python/scripted_process/crashlog_scripted_process.py
===================================================================
--- lldb/examples/python/scripted_process/crashlog_scripted_process.py
+++ lldb/examples/python/scripted_process/crashlog_scripted_process.py
@@ -11,13 +11,14 @@
class CrashLogScriptedProcess(ScriptedProcess):
def parse_crashlog(self):
try:
- crash_log = CrashLogParser().parse(self.dbg, self.crashlog_path, False)
+ crashlog_parser = CrashLogParser(self.dbg, self.crashlog_path, False)
+ crashlog = crashlog_parser.parse()
except Exception as e:
raise e
- self.pid = crash_log.process_id
- self.addr_mask = crash_log.addr_mask
- self.crashed_thread_idx = crash_log.crashed_thread_idx
+ self.pid = crashlog.process_id
+ self.addr_mask = crashlog.addr_mask
+ self.crashed_thread_idx = crashlog.crashed_thread_idx
self.loaded_images = []
def load_images(self, images):
@@ -35,12 +36,12 @@
else:
self.loaded_images.append(image)
- for thread in crash_log.threads:
+ for thread in crashlog.threads:
if self.load_all_images:
- load_images(self, crash_log.images)
+ load_images(self, crashlog.images)
elif thread.did_crash():
for ident in thread.idents:
- load_images(self, crash_log.find_images_with_identifier(ident))
+ load_images(self, crashlog.find_images_with_identifier(ident))
self.threads[thread.index] = CrashLogScriptedThread(self, None, thread)
Index: lldb/examples/python/crashlog.py
===================================================================
--- lldb/examples/python/crashlog.py
+++ lldb/examples/python/crashlog.py
@@ -26,6 +26,7 @@
# PYTHONPATH=/path/to/LLDB.framework/Resources/Python ./crashlog.py ~/Library/Logs/DiagnosticReports/a.crash
#----------------------------------------------------------------------
+import abc
import concurrent.futures
import contextlib
import datetime
@@ -412,19 +413,28 @@
pass
-class CrashLogParser:
- def parse(self, debugger, path, verbose):
+class CrashLogParser(object):
+ "Base class and factory."
+ def __new__(cls, debugger, path, verbose, *args, **kwargs):
try:
- return JSONCrashLogParser(debugger, path, verbose).parse()
+ return super(CrashLogParser, cls).__new__(JSONCrashLogParser, *args, **kwargs)
except CrashLogFormatException:
- return TextCrashLogParser(debugger, path, verbose).parse()
+ return super(CrashLogParser, cls).__new__(TextCrashLogParser, *args, **kwargs)
-
-class JSONCrashLogParser:
def __init__(self, debugger, path, verbose):
self.path = os.path.expanduser(path)
self.verbose = verbose
self.crashlog = CrashLog(debugger, self.path, self.verbose)
+ self.data = None
+
+ @abc.abstractmethod
+ def parse(self):
+ pass
+
+
+class JSONCrashLogParser(CrashLogParser):
+ def __init__(self, debugger, path, verbose):
+ super().__init__(debugger, path, verbose)
def parse_json(self, buffer):
try:
@@ -592,7 +602,7 @@
INSTRS = 5
-class TextCrashLogParser:
+class TextCrashLogParser(CrashLogParser):
parent_process_regex = re.compile('^Parent Process:\s*(.*)\[(\d+)\]')
thread_state_regex = re.compile('^Thread ([0-9]+) crashed with')
thread_instrs_regex = re.compile('^Thread ([0-9]+) instruction stream')
@@ -617,11 +627,9 @@
def __init__(self, debugger, path, verbose):
- self.path = os.path.expanduser(path)
- self.verbose = verbose
+ super().__init__(debugger,path,verbose)
self.thread = None
self.app_specific_backtrace = False
- self.crashlog = CrashLog(debugger, self.path, self.verbose)
self.parse_mode = CrashLogParseMode.NORMAL
self.parsers = {
CrashLogParseMode.NORMAL : self.parse_normal,
@@ -1014,7 +1022,7 @@
if not os.path.exists(crashlog_path):
raise Exception("crashlog file %s does not exist" % crashlog_path)
- crashlog = CrashLogParser().parse(debugger, crashlog_path, False)
+ crashlog = CrashLogParser(debugger, crashlog_path, False).parse()
target = lldb.SBTarget()
# 1. Try to use the user-provided target
@@ -1261,7 +1269,7 @@
err.SetErrorString(str(e))
result.SetError(err)
else:
- crash_log = CrashLogParser().parse(debugger, crash_log_file, options.verbose)
+ crash_log = CrashLogParser(debugger, crash_log_file, options.verbose).parse()
SymbolicateCrashLog(crash_log, options, result)
if __name__ == '__main__':
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