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003 File Manager

Current Path: /usr/src/contrib/llvm-project/lldb/source/Host/common

usr / src / contrib / llvm-project / lldb / source / Host / common /

📁 ..
📄 Editline.cpp(52.55 KB)
📄 File.cpp(19.23 KB)
📄 FileAction.cpp(2.16 KB)
📄 FileCache.cpp(3.38 KB)
📄 FileSystem.cpp(14.09 KB)
📄 GetOptInc.cpp(12.53 KB)
📄 Host.cpp(21.11 KB)
📄 HostInfoBase.cpp(12.08 KB)
📄 HostNativeThreadBase.cpp(1.92 KB)
📄 HostProcess.cpp(1.5 KB)
📄 HostThread.cpp(1.47 KB)
📄 LZMA.cpp(4.76 KB)
📄 LockFileBase.cpp(2.25 KB)
📄 MainLoop.cpp(10.67 KB)
📄 MonitoringProcessLauncher.cpp(2.44 KB)
📄 NativeProcessProtocol.cpp(26.66 KB)
📄 NativeRegisterContext.cpp(14.02 KB)
📄 NativeThreadProtocol.cpp(755 B)
📄 NativeWatchpointList.cpp(941 B)
📄 OptionParser.cpp(2.38 KB)
📄 PipeBase.cpp(893 B)
📄 ProcessLaunchInfo.cpp(11.86 KB)
📄 ProcessRunLock.cpp(1.43 KB)
📄 PseudoTerminal.cpp(9.53 KB)
📄 Socket.cpp(14.42 KB)
📄 SocketAddress.cpp(8.52 KB)
📄 StringConvert.cpp(2.53 KB)
📄 TCPSocket.cpp(9.17 KB)
📄 Terminal.cpp(6.24 KB)
📄 ThreadLauncher.cpp(2.54 KB)
📄 UDPSocket.cpp(4.3 KB)
📄 XML.cpp(14.23 KB)

Editing: FileAction.cpp

//===-- FileAction.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 <fcntl.h>

#include "lldb/Host/FileAction.h"
#include "lldb/Host/PosixApi.h"
#include "lldb/Utility/Stream.h"

using namespace lldb_private;

// FileAction member functions

FileAction::FileAction()
    : m_action(eFileActionNone), m_fd(-1), m_arg(-1), m_file_spec() {}

void FileAction::Clear() {
  m_action = eFileActionNone;
  m_fd = -1;
  m_arg = -1;
  m_file_spec.Clear();
}

llvm::StringRef FileAction::GetPath() const { return m_file_spec.GetCString(); }

const FileSpec &FileAction::GetFileSpec() const { return m_file_spec; }

bool FileAction::Open(int fd, const FileSpec &file_spec, bool read,
                      bool write) {
  if ((read || write) && fd >= 0 && file_spec) {
    m_action = eFileActionOpen;
    m_fd = fd;
    if (read && write)
      m_arg = O_NOCTTY | O_CREAT | O_RDWR;
    else if (read)
      m_arg = O_NOCTTY | O_RDONLY;
    else
      m_arg = O_NOCTTY | O_CREAT | O_WRONLY;
    m_file_spec = file_spec;
    return true;
  } else {
    Clear();
  }
  return false;
}

bool FileAction::Close(int fd) {
  Clear();
  if (fd >= 0) {
    m_action = eFileActionClose;
    m_fd = fd;
  }
  return m_fd >= 0;
}

bool FileAction::Duplicate(int fd, int dup_fd) {
  Clear();
  if (fd >= 0 && dup_fd >= 0) {
    m_action = eFileActionDuplicate;
    m_fd = fd;
    m_arg = dup_fd;
  }
  return m_fd >= 0;
}

void FileAction::Dump(Stream &stream) const {
  stream.PutCString("file action: ");
  switch (m_action) {
  case eFileActionClose:
    stream.Printf("close fd %d", m_fd);
    break;
  case eFileActionDuplicate:
    stream.Printf("duplicate fd %d to %d", m_fd, m_arg);
    break;
  case eFileActionNone:
    stream.PutCString("no action");
    break;
  case eFileActionOpen:
    stream.Printf("open fd %d with '%s', OFLAGS = 0x%x", m_fd,
                  m_file_spec.GetCString(), m_arg);
    break;
  }
}

003 File Manager

Editing: FileAction.cpp

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