| """ |
| Summary and synthetic providers for LLDB-specific shared pointers |
| |
| Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| See https://llvm.org/LICENSE.txt for license information. |
| SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| """ |
| |
| |
| class SharedPtr_SyntheticChildrenProvider: |
| |
| def __init__(self, valobj, dict): |
| self.valobj = valobj |
| self.update() |
| |
| def update(self): |
| pass |
| |
| def num_children(self): |
| return 1 |
| |
| def get_child_index(self, name): |
| if name == "ptr": |
| return 0 |
| if name == "count": |
| return 1 |
| return None |
| |
| def get_child_at_index(self, index): |
| if index == 0: |
| return self.valobj.GetChildMemberWithName('_M_ptr') |
| if index == 1: |
| return self.valobj.GetChildMemberWithName('_M_refcount').GetChildMemberWithName( |
| '_M_pi').GetChildMemberWithName('_M_use_count') |
| return None |
| |
| |
| def SharedPtr_SummaryProvider(valobj, dict): |
| return 'use = ' + \ |
| str(valobj.GetChildMemberWithName("count").GetValueAsUnsigned()) |
| |
| |
| class ValueObjectSP_SyntheticChildrenProvider: |
| |
| def __init__(self, valobj, dict): |
| self.valobj = valobj |
| self.update() |
| |
| def update(self): |
| pass |
| |
| def num_children(self): |
| return 1 |
| |
| def get_child_index(self, name): |
| if name == "ptr": |
| return 0 |
| if name == "count": |
| return 1 |
| return None |
| |
| def get_child_at_index(self, index): |
| if index == 0: |
| return self.valobj.GetChildMemberWithName('ptr_') |
| if index == 1: |
| return self.valobj.GetChildMemberWithName( |
| 'cntrl_').GetChildMemberWithName('shared_owners_') |
| return None |
| |
| |
| def ValueObjectSP_SummaryProvider(valobj, dict): |
| return 'use = ' + \ |
| str(1 + valobj.GetChildMemberWithName("count").GetValueAsUnsigned()) |
| |
| |
| def __lldb_init_module(debugger, dict): |
| debugger.HandleCommand( |
| 'type summary add -x ".*ValueObjectSP" --expand -F sp_cp.ValueObjectSP_SummaryProvider') |
| debugger.HandleCommand( |
| 'type synthetic add -x ".*ValueObjectSP" -l sp_cp.ValueObjectSP_SyntheticChildrenProvider') |
| debugger.HandleCommand( |
| 'type summary add -x ".*SP" --expand -F sp_cp.SharedPtr_SummaryProvider') |
| debugger.HandleCommand( |
| 'type synthetic add -x ".*SP" -l sp_cp.SharedPtr_SyntheticChildrenProvider') |
