diff options
Diffstat (limited to 'lldb/examples/python/crashlog.py')
| -rwxr-xr-x | lldb/examples/python/crashlog.py | 31 |
1 files changed, 25 insertions, 6 deletions
diff --git a/lldb/examples/python/crashlog.py b/lldb/examples/python/crashlog.py index bab338c22c9..329b1c3a34e 100755 --- a/lldb/examples/python/crashlog.py +++ b/lldb/examples/python/crashlog.py @@ -33,6 +33,7 @@ import os import plistlib #import pprint # pp = pprint.PrettyPrinter(indent=4); pp.pprint(command_args) import re +import shlex import sys import time import uuid @@ -245,7 +246,7 @@ class CrashLog: def __init__(self, path): """CrashLog constructor that take a path to a darwin crash log file""" - self.path = path; + self.path = os.path.expanduser(path); self.info_lines = list() self.system_profile = list() self.threads = list() @@ -253,8 +254,14 @@ class CrashLog: self.idents = list() # A list of the required identifiers for doing all stack backtraces self.crashed_thread_idx = -1 self.version = -1 + self.error = None # With possible initial component of ~ or ~user replaced by that user's home directory. - f = open(os.path.expanduser(self.path)) + try: + f = open(self.path) + except IOError: + self.error = 'error: cannot open "%s"' % self.path + return + self.file_lines = f.read().splitlines() parse_mode = PARSE_MODE_NORMAL thread = None @@ -475,10 +482,12 @@ def usage(): sys.exit(0) def Symbolicate(debugger, command, result, dict): - SymbolicateCrashLog (command.split()) - + try: + SymbolicateCrashLog (shlex.split(command)) + except: + result.PutCString ("error: python exception %s" % sys.exc_info()[0]) + def SymbolicateCrashLog(command_args): - print 'command_args = %s' % command_args usage = "usage: %prog [options] <FILE> [FILE ...]" description='''Symbolicate one or more darwin crash log files to provide source file and line information, inlined stack frames back to the concrete functions, and disassemble the location of the crash @@ -497,9 +506,16 @@ be disassembled and lookups can be performed using the addresses found in the cr parser.add_option('--debug-delay', type='int', dest='debug_delay', metavar='NSEC', help='pause for NSEC seconds for debugger', default=0) parser.add_option('--crashed-only', action='store_true', dest='crashed_only', help='only symbolicate the crashed thread', default=False) loaded_addresses = False - (options, args) = parser.parse_args(command_args) + try: + (options, args) = parser.parse_args(command_args) + except: + return + if options.verbose: + print 'command_args = %s' % command_args print 'options', options + print 'args', args + if options.debug_delay > 0: print "Waiting %u seconds for debugger to attach..." % options.debug_delay time.sleep(options.debug_delay) @@ -507,6 +523,9 @@ be disassembled and lookups can be performed using the addresses found in the cr if args: for crash_log_file in args: crash_log = CrashLog(crash_log_file) + if crash_log.error: + print crash_log.error + return if options.verbose: crash_log.dump() if not crash_log.images: |
