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#include "BreakpointsHelper.hpp"
#include "event_notifier.h"
#include <algorithm>
namespace
{
// helper methods converting between clDebuggerBreakpoint and dap::XXXBreakpoint
bool is_source_breakpoint(const clDebuggerBreakpoint& bp)
{
return bp.bp_type == BreakpointType::BP_type_break && !bp.file.empty() && bp.lineno > 0;
}
bool is_function_breakpoint(const clDebuggerBreakpoint& bp)
{
return bp.bp_type == BreakpointType::BP_type_break && !bp.function_name.empty();
}
dap::SourceBreakpoint to_dap_source_bp(const clDebuggerBreakpoint& bp)
{
dap::SourceBreakpoint d;
d.line = bp.lineno;
d.condition = bp.conditions;
return d;
}
dap::FunctionBreakpoint to_dap_function_bp(const clDebuggerBreakpoint& bp)
{
dap::FunctionBreakpoint d;
d.name = bp.function_name;
d.condition = bp.conditions;
return d;
}
} // namespace
BreakpointsHelper::BreakpointsHelper(dap::Client& client, const DebugSession& session, clModuleLogger& log)
: m_client(client)
, m_session(session)
, LOG(log)
{
// create a snapshot of the breakpoints manager
clDebuggerBreakpoint::Vec_t all_bps;
clGetManager()->GetAllBreakpoints(all_bps);
for(const auto& bp : all_bps) {
if(bp.file.empty() || bp.lineno <= 0)
continue;
if(m_ui_breakpoints.count(bp.file) == 0) {
m_ui_breakpoints.insert({ bp.file, {} });
}
m_ui_breakpoints[bp.file].push_back(bp);
}
clGetManager()->DeleteAllBreakpoints();
EventNotifier::Get()->Bind(wxEVT_DBG_UI_TOGGLE_BREAKPOINT, &BreakpointsHelper::OnToggleBreakpoint, this);
}
BreakpointsHelper::~BreakpointsHelper()
{
// restore the breakpoints
clDebuggerBreakpoint::Vec_t all_bps;
for(const auto& vt : m_ui_breakpoints) {
LOG_DEBUG(LOG) << "Restoring breakpoints for file:" << vt.first << " -" << vt.second.size() << "breakpoints"
<< endl;
for(const auto& bp : vt.second) {
all_bps.push_back(bp);
}
}
clGetManager()->SetBreakpoints(all_bps);
LOG_DEBUG(LOG) << "Restoring breakpoints...done" << endl;
// refresh markers
EventNotifier::Get()->Unbind(wxEVT_DBG_UI_TOGGLE_BREAKPOINT, &BreakpointsHelper::OnToggleBreakpoint, this);
}
void BreakpointsHelper::OnToggleBreakpoint(clDebugEvent& event)
{
// this instance only exists while an active debug session is running
// during such a session, we capture all the UI breakpoints adding/deleting
event.Skip();
LOG_DEBUG(LOG) << "Toggle breakpoint called for:" << event.GetFileName() << ":" << event.GetLineNumber() << endl;
if(m_ui_breakpoints.count(event.GetFileName()) == 0) {
m_ui_breakpoints.insert({ event.GetFileName(), {} });
}
auto& file_breakpoints = m_ui_breakpoints[event.GetFileName()];
auto iter = std::find_if(file_breakpoints.begin(), file_breakpoints.end(), [&](const clDebuggerBreakpoint& bp) {
return bp.file == event.GetFileName() && bp.lineno == event.GetLineNumber();
});
if(iter == file_breakpoints.end()) {
auto bp = clGetManager()->CreateBreakpoint(event.GetFileName(), event.GetLineNumber());
file_breakpoints.push_back(bp);
LOG_DEBUG(LOG) << "Breakpoint does not exist - adding it" << endl;
} else {
file_breakpoints.erase(iter);
LOG_DEBUG(LOG) << "Breakpoint exists - deleting it" << endl;
}
// need to apply the breakpoints for this file
ApplyBreakpoints(event.GetFileName());
}
void BreakpointsHelper::ApplyBreakpoints(const wxString& path)
{
if(!m_client.IsConnected()) {
return;
}
LOG_DEBUG(LOG) << "Applying breakpoints" << endl;
std::unordered_map<wxString, std::vector<dap::SourceBreakpoint>> dap_source_breakpoints;
std::vector<dap::FunctionBreakpoint> dap_function_breakpoints;
if(m_ui_breakpoints.empty()) {
return;
}
dap_source_breakpoints.reserve(m_ui_breakpoints.size());
dap_function_breakpoints.reserve(m_ui_breakpoints.size());
for(const auto& vt : m_ui_breakpoints) {
if(vt.second.empty()) {
// no breakpoints for this source file, we need to pass an empty array to dap
dap_source_breakpoints.insert({ vt.first, {} });
} else {
for(const auto& bp : vt.second) {
if(!is_source_breakpoint(bp)) {
continue;
}
if(path.empty() || path == bp.file) {
// all breakpoints
if(dap_source_breakpoints.count(bp.file) == 0) {
dap_source_breakpoints.insert({ bp.file, {} });
}
dap_source_breakpoints[bp.file].push_back(to_dap_source_bp(bp));
}
}
}
}
// dont pass empty array, it will tell dap to clear all breakpoints
for(const auto& vt : dap_source_breakpoints) {
wxFileName filepath(vt.first);
LOG_DEBUG(LOG) << "Applying breakpoints for file:" << filepath << endl;
for(const auto& bp : vt.second) {
LOG_DEBUG(LOG) << "Line:" << bp.line << ". Condition: " << bp.condition << endl;
}
wxString source_path = NormalisePathForSend(filepath.GetFullPath());
m_client.SetBreakpointsFile(source_path, vt.second);
}
if(!dap_function_breakpoints.empty()) {
LOG_DEBUG(LOG) << "Applying function breakpoints:" << endl;
for(const auto& bp : dap_function_breakpoints) {
LOG_DEBUG(LOG) << "Function name:" << bp.name << ". Condition: " << bp.condition << endl;
}
m_client.SetFunctionBreakpoints(dap_function_breakpoints);
}
}
wxString BreakpointsHelper::NormalisePathForSend(const wxString& path) const
{
wxFileName fn(path);
// easy path
if(m_session.dap_server.UseRelativePath()) {
return fn.GetFullName();
}
const auto& dap = m_session.dap_server;
// attempt to make it fullpath
if(fn.IsRelative() && !dap.UseRelativePath()) {
fn.MakeAbsolute(m_session.working_directory);
}
if(!dap.UseVolume()) {
// no volume
fn.SetVolume(wxEmptyString);
}
wxString fullpath = fn.GetFullPath();
if(dap.UseForwardSlash()) {
fullpath.Replace(R"(\)", "/");
}
return fullpath;
}
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