llvm-project/lldb/source/API/SBSourceManager.cpp

130 lines
4.2 KiB
C++

//===-- SBSourceManager.cpp -----------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
#include "lldb/API/SBSourceManager.h"
#include "lldb/API/SBDebugger.h"
#include "lldb/API/SBStream.h"
#include "lldb/API/SBTarget.h"
#include "lldb/Utility/Instrumentation.h"
#include "lldb/API/SBFileSpec.h"
#include "lldb/Core/Debugger.h"
#include "lldb/Core/SourceManager.h"
#include "lldb/Core/StreamFile.h"
#include "lldb/Utility/Stream.h"
#include "lldb/Target/Target.h"
namespace lldb_private {
class SourceManagerImpl {
public:
SourceManagerImpl(const lldb::DebuggerSP &debugger_sp)
: m_debugger_wp(debugger_sp) {}
SourceManagerImpl(const lldb::TargetSP &target_sp) : m_target_wp(target_sp) {}
SourceManagerImpl(const SourceManagerImpl &rhs) {
if (&rhs == this)
return;
m_debugger_wp = rhs.m_debugger_wp;
m_target_wp = rhs.m_target_wp;
}
size_t DisplaySourceLinesWithLineNumbers(const lldb_private::FileSpec &file,
uint32_t line, uint32_t column,
uint32_t context_before,
uint32_t context_after,
const char *current_line_cstr,
lldb_private::Stream *s) {
if (!file)
return 0;
lldb::TargetSP target_sp(m_target_wp.lock());
if (target_sp) {
return target_sp->GetSourceManager().DisplaySourceLinesWithLineNumbers(
file, line, column, context_before, context_after, current_line_cstr,
s);
} else {
lldb::DebuggerSP debugger_sp(m_debugger_wp.lock());
if (debugger_sp) {
return debugger_sp->GetSourceManager()
.DisplaySourceLinesWithLineNumbers(file, line, column,
context_before, context_after,
current_line_cstr, s);
}
}
return 0;
}
private:
lldb::DebuggerWP m_debugger_wp;
lldb::TargetWP m_target_wp;
};
}
using namespace lldb;
using namespace lldb_private;
SBSourceManager::SBSourceManager(const SBDebugger &debugger) {
LLDB_INSTRUMENT_VA(this, debugger);
m_opaque_up = std::make_unique<SourceManagerImpl>(debugger.get_sp());
}
SBSourceManager::SBSourceManager(const SBTarget &target) {
LLDB_INSTRUMENT_VA(this, target);
m_opaque_up = std::make_unique<SourceManagerImpl>(target.GetSP());
}
SBSourceManager::SBSourceManager(const SBSourceManager &rhs) {
LLDB_INSTRUMENT_VA(this, rhs);
if (&rhs == this)
return;
m_opaque_up = std::make_unique<SourceManagerImpl>(*(rhs.m_opaque_up.get()));
}
const lldb::SBSourceManager &SBSourceManager::
operator=(const lldb::SBSourceManager &rhs) {
LLDB_INSTRUMENT_VA(this, rhs);
m_opaque_up = std::make_unique<SourceManagerImpl>(*(rhs.m_opaque_up.get()));
return *this;
}
SBSourceManager::~SBSourceManager() = default;
size_t SBSourceManager::DisplaySourceLinesWithLineNumbers(
const SBFileSpec &file, uint32_t line, uint32_t context_before,
uint32_t context_after, const char *current_line_cstr, SBStream &s) {
LLDB_INSTRUMENT_VA(this, file, line, context_before, context_after,
current_line_cstr, s);
const uint32_t column = 0;
return DisplaySourceLinesWithLineNumbersAndColumn(
file.ref(), line, column, context_before, context_after,
current_line_cstr, s);
}
size_t SBSourceManager::DisplaySourceLinesWithLineNumbersAndColumn(
const SBFileSpec &file, uint32_t line, uint32_t column,
uint32_t context_before, uint32_t context_after,
const char *current_line_cstr, SBStream &s) {
LLDB_INSTRUMENT_VA(this, file, line, column, context_before, context_after,
current_line_cstr, s);
if (m_opaque_up == nullptr)
return 0;
return m_opaque_up->DisplaySourceLinesWithLineNumbers(
file.ref(), line, column, context_before, context_after,
current_line_cstr, s.get());
}