brintos

brintos / llvm-project-archived public Read only

0
0
Text · 4.1 KiB · 4b96f12 Raw
129 lines · cpp
1//===-- SBSourceManager.cpp -----------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#include "lldb/API/SBSourceManager.h"10#include "lldb/API/SBDebugger.h"11#include "lldb/API/SBStream.h"12#include "lldb/API/SBTarget.h"13#include "lldb/Utility/Instrumentation.h"14 15#include "lldb/API/SBFileSpec.h"16#include "lldb/Core/Debugger.h"17#include "lldb/Core/SourceManager.h"18#include "lldb/Utility/Stream.h"19 20#include "lldb/Target/Target.h"21 22namespace lldb_private {23class SourceManagerImpl {24public:25  SourceManagerImpl(const lldb::DebuggerSP &debugger_sp)26      : m_debugger_wp(debugger_sp) {}27 28  SourceManagerImpl(const lldb::TargetSP &target_sp) : m_target_wp(target_sp) {}29 30  SourceManagerImpl(const SourceManagerImpl &rhs) {31    if (&rhs == this)32      return;33    m_debugger_wp = rhs.m_debugger_wp;34    m_target_wp = rhs.m_target_wp;35  }36 37  size_t DisplaySourceLinesWithLineNumbers(const lldb_private::FileSpec &file,38                                           uint32_t line, uint32_t column,39                                           uint32_t context_before,40                                           uint32_t context_after,41                                           const char *current_line_cstr,42                                           lldb_private::Stream *s) {43    if (!file)44      return 0;45 46    lldb::TargetSP target_sp(m_target_wp.lock());47    if (target_sp) {48      return target_sp->GetSourceManager().DisplaySourceLinesWithLineNumbers(49          std::make_shared<SupportFile>(file), line, column, context_before,50          context_after, current_line_cstr, s);51    } else {52      lldb::DebuggerSP debugger_sp(m_debugger_wp.lock());53      if (debugger_sp) {54        return debugger_sp->GetSourceManager()55            .DisplaySourceLinesWithLineNumbers(56                std::make_shared<SupportFile>(file), line, column,57                context_before, context_after, current_line_cstr, s);58      }59    }60    return 0;61  }62 63private:64  lldb::DebuggerWP m_debugger_wp;65  lldb::TargetWP m_target_wp;66};67}68 69using namespace lldb;70using namespace lldb_private;71 72SBSourceManager::SBSourceManager(const SBDebugger &debugger) {73  LLDB_INSTRUMENT_VA(this, debugger);74 75  m_opaque_up = std::make_unique<SourceManagerImpl>(debugger.get_sp());76}77 78SBSourceManager::SBSourceManager(const SBTarget &target) {79  LLDB_INSTRUMENT_VA(this, target);80 81  m_opaque_up = std::make_unique<SourceManagerImpl>(target.GetSP());82}83 84SBSourceManager::SBSourceManager(const SBSourceManager &rhs) {85  LLDB_INSTRUMENT_VA(this, rhs);86 87  if (&rhs == this)88    return;89 90  m_opaque_up = std::make_unique<SourceManagerImpl>(*rhs.m_opaque_up);91}92 93const lldb::SBSourceManager &SBSourceManager::94operator=(const lldb::SBSourceManager &rhs) {95  LLDB_INSTRUMENT_VA(this, rhs);96 97  m_opaque_up = std::make_unique<SourceManagerImpl>(*rhs.m_opaque_up);98  return *this;99}100 101SBSourceManager::~SBSourceManager() = default;102 103size_t SBSourceManager::DisplaySourceLinesWithLineNumbers(104    const SBFileSpec &file, uint32_t line, uint32_t context_before,105    uint32_t context_after, const char *current_line_cstr, SBStream &s) {106  LLDB_INSTRUMENT_VA(this, file, line, context_before, context_after,107                     current_line_cstr, s);108 109  const uint32_t column = 0;110  return DisplaySourceLinesWithLineNumbersAndColumn(111      file.ref(), line, column, context_before, context_after,112      current_line_cstr, s);113}114 115size_t SBSourceManager::DisplaySourceLinesWithLineNumbersAndColumn(116    const SBFileSpec &file, uint32_t line, uint32_t column,117    uint32_t context_before, uint32_t context_after,118    const char *current_line_cstr, SBStream &s) {119  LLDB_INSTRUMENT_VA(this, file, line, column, context_before, context_after,120                     current_line_cstr, s);121 122  if (m_opaque_up == nullptr)123    return 0;124 125  return m_opaque_up->DisplaySourceLinesWithLineNumbers(126      file.ref(), line, column, context_before, context_after,127      current_line_cstr, s.get());128}129