mib updated this revision to Diff 515960.
mib added a comment.
fix typo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D148397/new/
https://reviews.llvm.org/D148397
Files:
lldb/include/lldb/API/SBAttachInfo.h
lldb/include/lldb/API/SBLaunchInfo.h
lldb/include/lldb/Target/Process.h
lldb/include/lldb/Utility/Broadcaster.h
lldb/include/lldb/Utility/Listener.h
lldb/include/lldb/Utility/ProcessInfo.h
lldb/source/API/SBAttachInfo.cpp
lldb/source/API/SBLaunchInfo.cpp
lldb/source/Plugins/Platform/POSIX/PlatformPOSIX.cpp
lldb/source/Plugins/Platform/gdb-server/PlatformRemoteGDBServer.cpp
lldb/source/Target/Target.cpp
lldb/source/Utility/Broadcaster.cpp
lldb/source/Utility/Listener.cpp
lldb/source/Utility/ProcessInfo.cpp
Index: lldb/source/Utility/ProcessInfo.cpp
===================================================================
--- lldb/source/Utility/ProcessInfo.cpp
+++ lldb/source/Utility/ProcessInfo.cpp
@@ -23,13 +23,13 @@
ProcessInfo::ProcessInfo()
: m_executable(), m_arguments(), m_environment(), m_arch(), m_listener_sp(),
- m_hijack_listener_sp(), m_passthrough_listener_sp() {}
+ m_hijack_listener_sp(), m_shadow_listener_sp() {}
ProcessInfo::ProcessInfo(const char *name, const ArchSpec &arch,
lldb::pid_t pid)
: m_executable(name), m_arguments(), m_environment(), m_arch(arch),
m_pid(pid), m_listener_sp(), m_hijack_listener_sp(),
- m_passthrough_listener_sp() {}
+ m_shadow_listener_sp() {}
void ProcessInfo::Clear() {
m_executable.Clear();
Index: lldb/source/Utility/Listener.cpp
===================================================================
--- lldb/source/Utility/Listener.cpp
+++ lldb/source/Utility/Listener.cpp
@@ -35,7 +35,7 @@
Listener::Listener(const char *name)
: m_name(name), m_broadcasters(), m_broadcasters_mutex(), m_events(),
- m_events_mutex() {
+ m_events_mutex(), m_is_shadow() {
Log *log = GetLog(LLDBLog::Object);
if (log != nullptr)
LLDB_LOGF(log, "%p Listener::Listener('%s')", static_cast<void *>(this),
@@ -302,7 +302,8 @@
// to return it so it should be okay to get the next event off the queue
// here - and it might be useful to do that in the "DoOnRemoval".
lock.unlock();
- event_sp->DoOnRemoval();
+ if (!m_is_shadow)
+ event_sp->DoOnRemoval();
}
return true;
}
Index: lldb/source/Utility/Broadcaster.cpp
===================================================================
--- lldb/source/Utility/Broadcaster.cpp
+++ lldb/source/Utility/Broadcaster.cpp
@@ -228,6 +228,8 @@
&m_broadcaster, event_type))
return;
hijacking_listener_sp->AddEvent(event_sp);
+ if (m_shadow_listener)
+ m_shadow_listener->AddEvent(event_sp);
} else {
for (auto &pair : GetListeners()) {
if (!(pair.second & event_type))
@@ -237,6 +239,8 @@
continue;
pair.first->AddEvent(event_sp);
+ if (m_shadow_listener)
+ m_shadow_listener->AddEvent(event_sp);
}
}
}
Index: lldb/source/Target/Target.cpp
===================================================================
--- lldb/source/Target/Target.cpp
+++ lldb/source/Target/Target.cpp
@@ -3193,6 +3193,7 @@
// Since we didn't have a platform launch the process, launch it here.
if (m_process_sp) {
m_process_sp->HijackProcessEvents(launch_info.GetHijackListener());
+ m_process_sp->SetShadowListener(launch_info.GetShadowListener());
error = m_process_sp->Launch(launch_info);
}
}
Index: lldb/source/Plugins/Platform/gdb-server/PlatformRemoteGDBServer.cpp
===================================================================
--- lldb/source/Plugins/Platform/gdb-server/PlatformRemoteGDBServer.cpp
+++ lldb/source/Plugins/Platform/gdb-server/PlatformRemoteGDBServer.cpp
@@ -423,6 +423,7 @@
if (process_sp) {
process_sp->HijackProcessEvents(launch_info.GetHijackListener());
+ process_sp->SetShadowListener(launch_info.GetShadowListener());
error = process_sp->ConnectRemote(connect_url.c_str());
// Retry the connect remote one time...
@@ -515,6 +516,7 @@
ListenerSP listener_sp = attach_info.GetHijackListener();
if (listener_sp)
process_sp->HijackProcessEvents(listener_sp);
+ process_sp->SetShadowListener(attach_info.GetShadowListener());
error = process_sp->Attach(attach_info);
}
Index: lldb/source/Plugins/Platform/POSIX/PlatformPOSIX.cpp
===================================================================
--- lldb/source/Plugins/Platform/POSIX/PlatformPOSIX.cpp
+++ lldb/source/Plugins/Platform/POSIX/PlatformPOSIX.cpp
@@ -401,6 +401,7 @@
attach_info.SetHijackListener(listener_sp);
}
process_sp->HijackProcessEvents(listener_sp);
+ process_sp->SetShadowListener(attach_info.GetShadowListener());
error = process_sp->Attach(attach_info);
}
}
@@ -458,6 +459,7 @@
LLDB_LOG(log, "successfully created process");
process_sp->HijackProcessEvents(launch_info.GetHijackListener());
+ process_sp->SetShadowListener(launch_info.GetShadowListener());
// Log file actions.
if (log) {
Index: lldb/source/API/SBLaunchInfo.cpp
===================================================================
--- lldb/source/API/SBLaunchInfo.cpp
+++ lldb/source/API/SBLaunchInfo.cpp
@@ -17,6 +17,7 @@
#include "lldb/API/SBStructuredData.h"
#include "lldb/Core/StructuredDataImpl.h"
#include "lldb/Host/ProcessLaunchInfo.h"
+#include "lldb/Utility/Listener.h"
#include "lldb/Utility/ScriptedMetadata.h"
using namespace lldb;
@@ -387,3 +388,24 @@
metadata_sp = std::make_shared<ScriptedMetadata>(class_name, dict_sp);
m_opaque_sp->SetScriptedMetadata(metadata_sp);
}
+
+SBListener SBLaunchInfo::GetShadowListener() {
+ LLDB_INSTRUMENT_VA(this);
+
+ lldb::ListenerSP shadow_sp = m_opaque_sp->GetShadowListener();
+ if (!shadow_sp)
+ return SBListener();
+ return SBListener(shadow_sp);
+}
+
+void SBLaunchInfo::SetShadowListener(SBListener &listener) {
+ LLDB_INSTRUMENT_VA(this, listener);
+
+ ListenerSP listener_sp = listener.GetSP();
+ if (listener_sp && listener.IsValid())
+ listener_sp->SetShadow(true);
+ else
+ listener_sp = nullptr;
+
+ m_opaque_sp->SetShadowListener(listener_sp);
+}
Index: lldb/source/API/SBAttachInfo.cpp
===================================================================
--- lldb/source/API/SBAttachInfo.cpp
+++ lldb/source/API/SBAttachInfo.cpp
@@ -254,6 +254,27 @@
m_opaque_sp->SetListener(listener.GetSP());
}
+SBListener SBAttachInfo::GetShadowListener() {
+ LLDB_INSTRUMENT_VA(this);
+
+ lldb::ListenerSP shadow_sp = m_opaque_sp->GetShadowListener();
+ if (!shadow_sp)
+ return SBListener();
+ return SBListener(shadow_sp);
+}
+
+void SBAttachInfo::SetShadowListener(SBListener &listener) {
+ LLDB_INSTRUMENT_VA(this, listener);
+
+ ListenerSP listener_sp = listener.GetSP();
+ if (listener_sp && listener.IsValid())
+ listener_sp->SetShadow(true);
+ else
+ listener_sp = nullptr;
+
+ m_opaque_sp->SetShadowListener(listener_sp);
+}
+
const char *SBAttachInfo::GetScriptedProcessClassName() const {
LLDB_INSTRUMENT_VA(this);
Index: lldb/include/lldb/Utility/ProcessInfo.h
===================================================================
--- lldb/include/lldb/Utility/ProcessInfo.h
+++ lldb/include/lldb/Utility/ProcessInfo.h
@@ -110,6 +110,12 @@
m_hijack_listener_sp = listener_sp;
}
+ lldb::ListenerSP GetShadowListener() const { return m_shadow_listener_sp; }
+
+ void SetShadowListener(const lldb::ListenerSP &listener_sp) {
+ m_shadow_listener_sp = listener_sp;
+ }
+
protected:
FileSpec m_executable;
std::string m_arg0; // argv[0] if supported. If empty, then use m_executable.
@@ -124,6 +130,7 @@
lldb::ScriptedMetadataSP m_scripted_metadata_sp = nullptr;
lldb::ListenerSP m_listener_sp = nullptr;
lldb::ListenerSP m_hijack_listener_sp = nullptr;
+ lldb::ListenerSP m_shadow_listener_sp = nullptr;
};
// ProcessInstanceInfo
Index: lldb/include/lldb/Utility/Listener.h
===================================================================
--- lldb/include/lldb/Utility/Listener.h
+++ lldb/include/lldb/Utility/Listener.h
@@ -95,6 +95,8 @@
size_t HandleBroadcastEvent(lldb::EventSP &event_sp);
+ void SetShadow(bool is_shadow) { m_is_shadow = is_shadow; }
+
private:
// Classes that inherit from Listener can see and modify these
struct BroadcasterInfo {
@@ -134,6 +136,7 @@
std::mutex m_events_mutex; // Protects m_broadcasters and m_events
std::condition_variable m_events_condition;
broadcaster_manager_collection m_broadcaster_managers;
+ bool m_is_shadow = false;
void BroadcasterWillDestruct(Broadcaster *);
Index: lldb/include/lldb/Utility/Broadcaster.h
===================================================================
--- lldb/include/lldb/Utility/Broadcaster.h
+++ lldb/include/lldb/Utility/Broadcaster.h
@@ -406,6 +406,10 @@
lldb::BroadcasterManagerSP GetManager();
+ virtual void SetShadowListener(lldb::ListenerSP listener_sp) {
+ m_broadcaster_sp->m_shadow_listener = listener_sp;
+ }
+
protected:
/// BroadcasterImpl contains the actual Broadcaster implementation. The
/// Broadcaster makes a BroadcasterImpl which lives as long as it does. The
@@ -513,6 +517,10 @@
/// for now this is just for private hijacking.
std::vector<uint32_t> m_hijacking_masks;
+ /// A optional listener that all private events get also broadcasted to,
+ /// on top the hijacked / default listeners.
+ lldb::ListenerSP m_shadow_listener = nullptr;
+
private:
BroadcasterImpl(const BroadcasterImpl &) = delete;
const BroadcasterImpl &operator=(const BroadcasterImpl &) = delete;
Index: lldb/include/lldb/Target/Process.h
===================================================================
--- lldb/include/lldb/Target/Process.h
+++ lldb/include/lldb/Target/Process.h
@@ -380,6 +380,10 @@
return GetStaticBroadcasterClass();
}
+ void SetShadowListener(lldb::ListenerSP listener_sp) override {
+ Broadcaster::SetShadowListener(listener_sp);
+ }
+
/// A notification structure that can be used by clients to listen
/// for changes in a process's lifetime.
///
Index: lldb/include/lldb/API/SBLaunchInfo.h
===================================================================
--- lldb/include/lldb/API/SBLaunchInfo.h
+++ lldb/include/lldb/API/SBLaunchInfo.h
@@ -92,6 +92,25 @@
/// allows a different listener to be used to listen for process events.
void SetListener(SBListener &listener);
+ /// Get the shadow listener that receive public process events,
+ /// additionally to the default process event listener.
+ ///
+ /// If no listener has been set via a call to
+ /// SBLaunchInfo::SetShadowListener(), then an invalid SBListener will
+ /// be returned (SBListener::IsValid() will return false). If a listener
+ /// has been set, then the valid listener object will be returned.
+ SBListener GetShadowListener();
+
+ /// Set the shadow listener that will receive public process events,
+ /// additionally to the default process event listener.
+ ///
+ /// By default a process have no shadow event listener.
+ /// Calling this function allows public process events to be broadcasted to an
+ /// additional listener on top of the default process event listener.
+ /// If the `listener` argument is invalid (SBListener::IsValid() will
+ /// return false), this will clear the shadow listener.
+ void SetShadowListener(SBListener &listener);
+
uint32_t GetNumArguments();
const char *GetArgumentAtIndex(uint32_t idx);
Index: lldb/include/lldb/API/SBAttachInfo.h
===================================================================
--- lldb/include/lldb/API/SBAttachInfo.h
+++ lldb/include/lldb/API/SBAttachInfo.h
@@ -168,6 +168,25 @@
/// allows a different listener to be used to listen for process events.
void SetListener(SBListener &listener);
+ /// Get the shadow listener that receive public process events,
+ /// additionally to the default process event listener.
+ ///
+ /// If no listener has been set via a call to
+ /// SBLaunchInfo::SetShadowListener(), then an invalid SBListener will
+ /// be returned (SBListener::IsValid() will return false). If a listener
+ /// has been set, then the valid listener object will be returned.
+ SBListener GetShadowListener();
+
+ /// Set the shadow listener that will receive public process events,
+ /// additionally to the default process event listener.
+ ///
+ /// By default a process have no shadow event listener.
+ /// Calling this function allows public process events to be broadcasted to an
+ /// additional listener on top of the default process event listener.
+ /// If the `listener` argument is invalid (SBListener::IsValid() will
+ /// return false), this will clear the shadow listener.
+ void SetShadowListener(SBListener &listener);
+
const char *GetScriptedProcessClassName() const;
void SetScriptedProcessClassName(const char *class_name);
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