diff options
Diffstat (limited to 'lldb/examples/python/jump.py')
| -rw-r--r-- | lldb/examples/python/jump.py | 79 |
1 files changed, 51 insertions, 28 deletions
diff --git a/lldb/examples/python/jump.py b/lldb/examples/python/jump.py index c904009bb40..6e41b4c8098 100644 --- a/lldb/examples/python/jump.py +++ b/lldb/examples/python/jump.py @@ -1,8 +1,10 @@ -import lldb, re +import lldb +import re -def parse_linespec (linespec, frame, result): + +def parse_linespec(linespec, frame, result): """Handles a subset of GDB-style linespecs. Specifically: - + number - A line in the current file +offset - The line /offset/ lines after this line -offset - The line /offset/ lines before this line @@ -21,65 +23,73 @@ def parse_linespec (linespec, frame, result): if (not matched): mo = re.match("^([0-9]+)$", linespec) - if (mo != None): + if (mo is not None): matched = True - #print "Matched <linenum>" + # print "Matched <linenum>" line_number = int(mo.group(1)) line_entry = frame.GetLineEntry() if not line_entry.IsValid(): - result.AppendMessage("Specified a line in the current file, but the current frame doesn't have line table information.") + result.AppendMessage( + "Specified a line in the current file, but the current frame doesn't have line table information.") return - breakpoint = target.BreakpointCreateByLocation (line_entry.GetFileSpec(), line_number) + breakpoint = target.BreakpointCreateByLocation( + line_entry.GetFileSpec(), line_number) if (not matched): mo = re.match("^\+([0-9]+)$", linespec) - if (mo != None): + if (mo is not None): matched = True - #print "Matched +<count>" + # print "Matched +<count>" line_number = int(mo.group(1)) line_entry = frame.GetLineEntry() if not line_entry.IsValid(): - result.AppendMessage("Specified a line in the current file, but the current frame doesn't have line table information.") + result.AppendMessage( + "Specified a line in the current file, but the current frame doesn't have line table information.") return - breakpoint = target.BreakpointCreateByLocation(line_entry.GetFileSpec(), (line_entry.GetLine() + line_number)) - + breakpoint = target.BreakpointCreateByLocation( + line_entry.GetFileSpec(), (line_entry.GetLine() + line_number)) + if (not matched): mo = re.match("^\-([0-9]+)$", linespec) - if (mo != None): + if (mo is not None): matched = True - #print "Matched -<count>" + # print "Matched -<count>" line_number = int(mo.group(1)) line_entry = frame.GetLineEntry() if not line_entry.IsValid(): - result.AppendMessage("Specified a line in the current file, but the current frame doesn't have line table information.") + result.AppendMessage( + "Specified a line in the current file, but the current frame doesn't have line table information.") return - breakpoint = target.BreakpointCreateByLocation(line_entry.GetFileSpec(), (line_entry.GetLine() - line_number)) + breakpoint = target.BreakpointCreateByLocation( + line_entry.GetFileSpec(), (line_entry.GetLine() - line_number)) if (not matched): mo = re.match("^(.*):([0-9]+)$", linespec) - if (mo != None): + if (mo is not None): matched = True - #print "Matched <filename>:<linenum>" + # print "Matched <filename>:<linenum>" file_name = mo.group(1) line_number = int(mo.group(2)) - breakpoint = target.BreakpointCreateByLocation(file_name, line_number) + breakpoint = target.BreakpointCreateByLocation( + file_name, line_number) if (not matched): mo = re.match("\*((0x)?([0-9a-f]+))$", linespec) - if (mo != None): + if (mo is not None): matched = True - #print "Matched <address-expression>" + # print "Matched <address-expression>" address = long(mo.group(1), base=0) breakpoint = target.BreakpointCreateByAddress(address) if (not matched): - #print "Trying <function-name>" + # print "Trying <function-name>" breakpoint = target.BreakpointCreateByName(linespec) num_locations = breakpoint.GetNumLocations() if (num_locations == 0): - result.AppendMessage("The line specification provided doesn't resolve to any addresses.") + result.AppendMessage( + "The line specification provided doesn't resolve to any addresses.") addr_list = [] @@ -91,6 +101,7 @@ def parse_linespec (linespec, frame, result): return addr_list + def usage_string(): return """ Sets the program counter to a specific address. @@ -106,7 +117,8 @@ Command Options Usage: <location-id> serves to disambiguate when multiple locations could be meant.""" -def jump (debugger, command, result, internal_dict): + +def jump(debugger, command, result, internal_dict): if (command == ""): result.AppendMessage(usage_string()) @@ -151,17 +163,28 @@ def jump (debugger, command, result, internal_dict): if (desired_index >= 0) and (desired_index < len(addresses)): desired_address = addresses[desired_index] else: - result.AppendMessage("Desired index " + args[1] + " is not one of the options.") + result.AppendMessage( + "Desired index " + + args[1] + + " is not one of the options.") return else: index = 0 - result.AppendMessage("The specified location resolves to multiple targets."); + result.AppendMessage( + "The specified location resolves to multiple targets.") for address in addresses: stream.Clear() address.GetDescription(stream) - result.AppendMessage(" Location ID " + str(index) + ": " + stream.GetData()) + result.AppendMessage( + " Location ID " + + str(index) + + ": " + + stream.GetData()) index = index + 1 - result.AppendMessage("Please type 'jump " + command + " <location-id>' to choose one.") + result.AppendMessage( + "Please type 'jump " + + command + + " <location-id>' to choose one.") return frame.SetPC(desired_address.GetLoadAddress(target)) |
