Fixed SBFrame to properly check to make sure it has a valid m_opaque_sp object
before trying to use it.
git-svn-id: https://llvm.org/svn/llvm-project/llvdb/trunk@121748 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/API/SBFrame.cpp b/source/API/SBFrame.cpp
index 2d685fa..3a7a4e3 100644
--- a/source/API/SBFrame.cpp
+++ b/source/API/SBFrame.cpp
@@ -122,7 +122,10 @@
SBModule
SBFrame::GetModule () const
{
- SBModule sb_module (m_opaque_sp->GetSymbolContext (eSymbolContextModule).module_sp);
+ SBModule sb_module;
+ if (m_opaque_sp)
+ *sb_module = m_opaque_sp->GetSymbolContext (eSymbolContextModule).module_sp;
+
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (log)
log->Printf ("SBFrame(%p)::GetModule () => SBModule(%p)",
@@ -134,8 +137,9 @@
SBCompileUnit
SBFrame::GetCompileUnit () const
{
- SBCompileUnit sb_comp_unit(m_opaque_sp->GetSymbolContext (eSymbolContextCompUnit).comp_unit);
-
+ SBCompileUnit sb_comp_unit;
+ if (m_opaque_sp)
+ sb_comp_unit.reset (m_opaque_sp->GetSymbolContext (eSymbolContextCompUnit).comp_unit);
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (log)
log->Printf ("SBFrame(%p)::GetModule () => SBCompileUnit(%p)",
@@ -147,8 +151,9 @@
SBFunction
SBFrame::GetFunction () const
{
- SBFunction sb_function(m_opaque_sp->GetSymbolContext (eSymbolContextFunction).function);
-
+ SBFunction sb_function;
+ if (m_opaque_sp)
+ sb_function.reset(m_opaque_sp->GetSymbolContext (eSymbolContextFunction).function);
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (log)
log->Printf ("SBFrame(%p)::GetFunction () => SBFunction(%p)",
@@ -160,7 +165,9 @@
SBSymbol
SBFrame::GetSymbol () const
{
- SBSymbol sb_symbol(m_opaque_sp->GetSymbolContext (eSymbolContextSymbol).symbol);
+ SBSymbol sb_symbol;
+ if (m_opaque_sp)
+ sb_symbol.reset(m_opaque_sp->GetSymbolContext (eSymbolContextSymbol).symbol);
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (log)
log->Printf ("SBFrame(%p)::GetSymbol () => SBSymbol(%p)",
@@ -171,7 +178,9 @@
SBBlock
SBFrame::GetBlock () const
{
- SBBlock sb_block(m_opaque_sp->GetSymbolContext (eSymbolContextBlock).block);
+ SBBlock sb_block;
+ if (m_opaque_sp)
+ sb_block.reset (m_opaque_sp->GetSymbolContext (eSymbolContextBlock).block);
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (log)
log->Printf ("SBFrame(%p)::GetBlock () => SBBlock(%p)",
@@ -182,7 +191,9 @@
SBBlock
SBFrame::GetFrameBlock () const
{
- SBBlock sb_block(m_opaque_sp->GetFrameBlock ());
+ SBBlock sb_block;
+ if (m_opaque_sp)
+ sb_block.reset(m_opaque_sp->GetFrameBlock ());
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (log)
log->Printf ("SBFrame(%p)::GetFrameBlock () => SBBlock(%p)",
@@ -193,7 +204,9 @@
SBLineEntry
SBFrame::GetLineEntry () const
{
- SBLineEntry sb_line_entry(&m_opaque_sp->GetSymbolContext (eSymbolContextLineEntry).line_entry);
+ SBLineEntry sb_line_entry;
+ if (m_opaque_sp)
+ sb_line_entry.SetLineEntry (m_opaque_sp->GetSymbolContext (eSymbolContextLineEntry).line_entry);
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
if (log)
log->Printf ("SBFrame(%p)::GetLineEntry () => SBLineEntry(%p)",
@@ -216,7 +229,6 @@
lldb::addr_t
SBFrame::GetPC () const
{
-
lldb::addr_t addr = LLDB_INVALID_ADDRESS;
if (m_opaque_sp)
addr = m_opaque_sp->GetFrameCodeAddress().GetLoadAddress (&m_opaque_sp->GetThread().GetProcess().GetTarget());
@@ -231,7 +243,6 @@
bool
SBFrame::SetPC (lldb::addr_t new_pc)
{
-
bool ret_val = false;
if (m_opaque_sp)
ret_val = m_opaque_sp->GetRegisterContext()->SetPC (new_pc);
@@ -294,27 +305,26 @@
SBFrame::LookupVar (const char *var_name)
{
lldb::VariableSP var_sp;
- if (IsValid ())
+ if (m_opaque_sp && var_name && var_name[0])
{
lldb_private::VariableList variable_list;
- SBSymbolContext sc = GetSymbolContext (eSymbolContextEverything);
- SBBlock block = sc.GetBlock();
- if (block.IsValid())
- block.AppendVariables (true, true, &variable_list);
+ SymbolContext sc (m_opaque_sp->GetSymbolContext (eSymbolContextBlock));
- const uint32_t num_variables = variable_list.GetSize();
-
- bool found = false;
- for (uint32_t i = 0; i < num_variables && !found; ++i)
+ if (sc.block)
{
- var_sp = variable_list.GetVariableAtIndex(i);
- if (var_sp
- && (var_sp.get()->GetName() == lldb_private::ConstString(var_name)))
- found = true;
+ const bool can_create = true;
+ const bool get_parent_variables = true;
+ const bool stop_if_block_is_inlined_function = true;
+
+ if (sc.block->AppendVariables (can_create,
+ get_parent_variables,
+ stop_if_block_is_inlined_function,
+ &variable_list))
+ {
+ var_sp = variable_list.FindVariable (lldb_private::ConstString(var_name));
+ }
}
- if (!found)
- var_sp.reset();
}
SBValue sb_value;
@@ -334,7 +344,7 @@
SBFrame::LookupVarInScope (const char *var_name, const char *scope)
{
lldb::VariableSP var_sp;
- if (IsValid())
+ if (m_opaque_sp && var_name && var_name[0] && scope && scope[0])
{
std::string scope_str = scope;
lldb::ValueType var_scope = eValueTypeInvalid;
@@ -350,24 +360,31 @@
if (var_scope != eValueTypeInvalid)
{
- lldb_private::VariableList *variable_list = m_opaque_sp->GetVariableList(true);
- if (variable_list)
+ lldb_private::VariableList variable_list;
+
+ SymbolContext sc (m_opaque_sp->GetSymbolContext (eSymbolContextBlock));
+
+ const bool can_create = true;
+ const bool get_parent_variables = true;
+ const bool stop_if_block_is_inlined_function = true;
+
+ if (sc.block && sc.block->AppendVariables (can_create,
+ get_parent_variables,
+ stop_if_block_is_inlined_function,
+ &variable_list))
{
- const uint32_t num_variables = variable_list->GetSize();
- bool found = false;
- for (uint32_t i = 0; i < num_variables && !found; ++i)
+ lldb_private::ConstString const_var_name(var_name);
+ const uint32_t num_variables = variable_list.GetSize();
+ for (uint32_t i = 0; i < num_variables; ++i)
{
- var_sp = variable_list->GetVariableAtIndex(i);
- if (var_sp
- && (var_sp.get()->GetName() == lldb_private::ConstString(var_name))
- && var_sp.get()->GetScope() == var_scope)
+ lldb::VariableSP curr_var_sp (variable_list.GetVariableAtIndex(i));
+ if (curr_var_sp && curr_var_sp->GetScope() == var_scope &&
+ curr_var_sp->GetName() == const_var_name)
{
- found = true;
+ var_sp = curr_var_sp;
break;
}
}
- if (!found)
- var_sp.reset();
}
}
}
@@ -415,10 +432,9 @@
{
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
- //if (log)
- // log->Printf ("SBFrame::GetThread ()");
-
- SBThread sb_thread (m_opaque_sp->GetThread().GetSP());
+ SBThread sb_thread;
+ if (m_opaque_sp)
+ sb_thread.SetThread (m_opaque_sp->GetThread().GetSP());
if (log)
{