forked from OSchip/llvm-project
293 lines
8.1 KiB
C++
293 lines
8.1 KiB
C++
//===-- BreakpointOptions.cpp -----------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// C Includes
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// C++ Includes
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// Other libraries and framework includes
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// Project includes
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#include "lldb/Breakpoint/BreakpointOptions.h"
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#include "lldb/Core/Stream.h"
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#include "lldb/Core/StringList.h"
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#include "lldb/Core/Value.h"
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#include "lldb/Breakpoint/StoppointCallbackContext.h"
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#include "lldb/Target/Process.h"
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#include "lldb/Target/Target.h"
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#include "lldb/Target/ThreadSpec.h"
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using namespace lldb;
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using namespace lldb_private;
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bool
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BreakpointOptions::NullCallback (void *baton, StoppointCallbackContext *context, lldb::user_id_t break_id, lldb::user_id_t break_loc_id)
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{
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return true;
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}
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//----------------------------------------------------------------------
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// BreakpointOptions constructor
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//----------------------------------------------------------------------
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BreakpointOptions::BreakpointOptions() :
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m_callback (BreakpointOptions::NullCallback),
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m_callback_baton_sp (),
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m_callback_is_synchronous (false),
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m_enabled (true),
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m_one_shot (false),
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m_ignore_count (0),
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m_thread_spec_ap (),
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m_condition_text (),
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m_condition_text_hash (0)
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{
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}
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//----------------------------------------------------------------------
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// BreakpointOptions copy constructor
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//----------------------------------------------------------------------
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BreakpointOptions::BreakpointOptions(const BreakpointOptions& rhs) :
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m_callback (rhs.m_callback),
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m_callback_baton_sp (rhs.m_callback_baton_sp),
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m_callback_is_synchronous (rhs.m_callback_is_synchronous),
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m_enabled (rhs.m_enabled),
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m_one_shot (rhs.m_one_shot),
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m_ignore_count (rhs.m_ignore_count),
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m_thread_spec_ap ()
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{
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if (rhs.m_thread_spec_ap.get() != nullptr)
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m_thread_spec_ap.reset (new ThreadSpec(*rhs.m_thread_spec_ap.get()));
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m_condition_text = rhs.m_condition_text;
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m_condition_text_hash = rhs.m_condition_text_hash;
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}
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//----------------------------------------------------------------------
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// BreakpointOptions assignment operator
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//----------------------------------------------------------------------
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const BreakpointOptions&
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BreakpointOptions::operator=(const BreakpointOptions& rhs)
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{
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m_callback = rhs.m_callback;
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m_callback_baton_sp = rhs.m_callback_baton_sp;
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m_callback_is_synchronous = rhs.m_callback_is_synchronous;
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m_enabled = rhs.m_enabled;
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m_one_shot = rhs.m_one_shot;
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m_ignore_count = rhs.m_ignore_count;
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if (rhs.m_thread_spec_ap.get() != nullptr)
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m_thread_spec_ap.reset(new ThreadSpec(*rhs.m_thread_spec_ap.get()));
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m_condition_text = rhs.m_condition_text;
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m_condition_text_hash = rhs.m_condition_text_hash;
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return *this;
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}
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BreakpointOptions *
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BreakpointOptions::CopyOptionsNoCallback (BreakpointOptions &orig)
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{
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BreakpointHitCallback orig_callback = orig.m_callback;
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lldb::BatonSP orig_callback_baton_sp = orig.m_callback_baton_sp;
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bool orig_is_sync = orig.m_callback_is_synchronous;
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orig.ClearCallback();
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BreakpointOptions *ret_val = new BreakpointOptions(orig);
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orig.SetCallback (orig_callback, orig_callback_baton_sp, orig_is_sync);
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return ret_val;
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}
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//----------------------------------------------------------------------
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// Destructor
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//----------------------------------------------------------------------
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BreakpointOptions::~BreakpointOptions() = default;
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//------------------------------------------------------------------
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// Callbacks
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//------------------------------------------------------------------
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void
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BreakpointOptions::SetCallback (BreakpointHitCallback callback, const BatonSP &callback_baton_sp, bool callback_is_synchronous)
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{
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m_callback_is_synchronous = callback_is_synchronous;
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m_callback = callback;
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m_callback_baton_sp = callback_baton_sp;
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}
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void
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BreakpointOptions::ClearCallback ()
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{
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m_callback = BreakpointOptions::NullCallback;
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m_callback_is_synchronous = false;
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m_callback_baton_sp.reset();
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}
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Baton *
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BreakpointOptions::GetBaton ()
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{
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return m_callback_baton_sp.get();
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}
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const Baton *
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BreakpointOptions::GetBaton () const
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{
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return m_callback_baton_sp.get();
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}
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bool
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BreakpointOptions::InvokeCallback (StoppointCallbackContext *context,
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lldb::user_id_t break_id,
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lldb::user_id_t break_loc_id)
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{
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if (m_callback && context->is_synchronous == IsCallbackSynchronous())
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{
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return m_callback(m_callback_baton_sp ? m_callback_baton_sp->m_data : nullptr,
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context,
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break_id,
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break_loc_id);
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}
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else
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return true;
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}
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bool
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BreakpointOptions::HasCallback () const
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{
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return m_callback != BreakpointOptions::NullCallback;
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}
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void
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BreakpointOptions::SetCondition (const char *condition)
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{
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if (!condition)
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condition = "";
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m_condition_text.assign(condition);
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std::hash<std::string> hasher;
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m_condition_text_hash = hasher(m_condition_text);
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}
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const char *
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BreakpointOptions::GetConditionText (size_t *hash) const
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{
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if (!m_condition_text.empty())
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{
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if (hash)
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*hash = m_condition_text_hash;
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return m_condition_text.c_str();
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}
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else
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{
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return nullptr;
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}
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}
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const ThreadSpec *
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BreakpointOptions::GetThreadSpecNoCreate () const
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{
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return m_thread_spec_ap.get();
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}
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ThreadSpec *
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BreakpointOptions::GetThreadSpec ()
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{
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if (m_thread_spec_ap.get() == nullptr)
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m_thread_spec_ap.reset (new ThreadSpec());
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return m_thread_spec_ap.get();
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}
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void
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BreakpointOptions::SetThreadID (lldb::tid_t thread_id)
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{
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GetThreadSpec()->SetTID(thread_id);
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}
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void
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BreakpointOptions::GetDescription (Stream *s, lldb::DescriptionLevel level) const
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{
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// Figure out if there are any options not at their default value, and only print
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// anything if there are:
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if (m_ignore_count != 0 || !m_enabled || m_one_shot || (GetThreadSpecNoCreate() != nullptr && GetThreadSpecNoCreate()->HasSpecification ()))
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{
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if (level == lldb::eDescriptionLevelVerbose)
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{
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s->EOL ();
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s->IndentMore();
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s->Indent();
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s->PutCString("Breakpoint Options:\n");
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s->IndentMore();
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s->Indent();
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}
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else
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s->PutCString(" Options: ");
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if (m_ignore_count > 0)
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s->Printf("ignore: %d ", m_ignore_count);
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s->Printf("%sabled ", m_enabled ? "en" : "dis");
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if (m_one_shot)
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s->Printf ("one-shot ");
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if (m_thread_spec_ap.get())
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m_thread_spec_ap->GetDescription (s, level);
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if (level == lldb::eDescriptionLevelFull)
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{
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s->IndentLess();
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s->IndentMore();
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}
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}
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if (m_callback_baton_sp.get())
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{
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if (level != eDescriptionLevelBrief)
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{
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s->EOL();
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m_callback_baton_sp->GetDescription (s, level);
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}
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}
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if (!m_condition_text.empty())
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{
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if (level != eDescriptionLevelBrief)
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{
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s->EOL();
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s->Printf("Condition: %s\n", m_condition_text.c_str());
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}
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}
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}
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void
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BreakpointOptions::CommandBaton::GetDescription (Stream *s, lldb::DescriptionLevel level) const
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{
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CommandData *data = (CommandData *)m_data;
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if (level == eDescriptionLevelBrief)
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{
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s->Printf (", commands = %s", (data && data->user_source.GetSize() > 0) ? "yes" : "no");
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return;
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}
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s->IndentMore ();
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s->Indent("Breakpoint commands:\n");
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s->IndentMore ();
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if (data && data->user_source.GetSize() > 0)
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{
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const size_t num_strings = data->user_source.GetSize();
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for (size_t i = 0; i < num_strings; ++i)
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{
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s->Indent(data->user_source.GetStringAtIndex(i));
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s->EOL();
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}
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}
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else
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{
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s->PutCString ("No commands.\n");
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}
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s->IndentLess ();
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s->IndentLess ();
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}
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