Delete various lldb FileSystem functions.

Use LLVM's equivalent versions instead.

Differential Revision: https://reviews.llvm.org/D31111

llvm-svn: 298334

3 files changed, 3 insertions, 82 deletions

diff --git a/lldb/source/Host/posix/DomainSocket.cpp b/lldb/source/Host/posix/DomainSocket.cpp
index cb0a1d05750..538979df2b6 100644
--- a/lldb/source/Host/posix/DomainSocket.cpp
+++ b/lldb/source/Host/posix/DomainSocket.cpp
@@ -9,7 +9,7 @@
 
 #include "lldb/Host/posix/DomainSocket.h"
 
-#include "lldb/Host/FileSystem.h"
+#include "llvm/Support/FileSystem.h"
 
 #include <stddef.h>
 #include <sys/socket.h>
@@ -116,5 +116,5 @@ Error DomainSocket::Accept(llvm::StringRef name, bool child_processes_inherit,
 size_t DomainSocket::GetNameOffset() const { return 0; }
 
 void DomainSocket::DeleteSocketFile(llvm::StringRef name) {
-  FileSystem::Unlink(FileSpec{name, true});
+  llvm::sys::fs::remove(name);
 }
diff --git a/lldb/source/Host/posix/FileSystem.cpp b/lldb/source/Host/posix/FileSystem.cpp
index 4c21fcd34a0..22f337fcfec 100644
--- a/lldb/source/Host/posix/FileSystem.cpp
+++ b/lldb/source/Host/posix/FileSystem.cpp
@@ -36,33 +36,6 @@ using namespace lldb_private;
 
 const char *FileSystem::DEV_NULL = "/dev/null";
 
-FileSpec::PathSyntax FileSystem::GetNativePathSyntax() {
-  return FileSpec::ePathSyntaxPosix;
-}
-
-lldb::user_id_t FileSystem::GetFileSize(const FileSpec &file_spec) {
-  return file_spec.GetByteSize();
-}
-
-bool FileSystem::GetFileExists(const FileSpec &file_spec) {
-  return file_spec.Exists();
-}
-
-Error FileSystem::Hardlink(const FileSpec &src, const FileSpec &dst) {
-  Error error;
-  if (::link(dst.GetCString(), src.GetCString()) == -1)
-    error.SetErrorToErrno();
-  return error;
-}
-
-int FileSystem::GetHardlinkCount(const FileSpec &file_spec) {
-  struct stat file_stat;
-  if (::stat(file_spec.GetCString(), &file_stat) == 0)
-    return file_stat.st_nlink;
-
-  return -1;
-}
-
 Error FileSystem::Symlink(const FileSpec &src, const FileSpec &dst) {
   Error error;
   if (::symlink(dst.GetCString(), src.GetCString()) == -1)
@@ -70,13 +43,6 @@ Error FileSystem::Symlink(const FileSpec &src, const FileSpec &dst) {
   return error;
 }
 
-Error FileSystem::Unlink(const FileSpec &file_spec) {
-  Error error;
-  if (::unlink(file_spec.GetCString()) == -1)
-    error.SetErrorToErrno();
-  return error;
-}
-
 Error FileSystem::Readlink(const FileSpec &src, FileSpec &dst) {
   Error error;
   char buf[PATH_MAX];
@@ -108,50 +74,6 @@ Error FileSystem::ResolveSymbolicLink(const FileSpec &src, FileSpec &dst) {
   return Error();
 }
 
-#if defined(__NetBSD__)
-static bool IsLocal(const struct statvfs &info) {
-  return (info.f_flag & MNT_LOCAL) != 0;
-}
-#else
-static bool IsLocal(const struct statfs &info) {
-#ifdef __linux__
-#define CIFS_MAGIC_NUMBER 0xFF534D42
-  switch ((uint32_t)info.f_type) {
-  case NFS_SUPER_MAGIC:
-  case SMB_SUPER_MAGIC:
-  case CIFS_MAGIC_NUMBER:
-    return false;
-  default:
-    return true;
-  }
-#else
-  return (info.f_flags & MNT_LOCAL) != 0;
-#endif
-}
-#endif
-
-#if defined(__NetBSD__)
-bool FileSystem::IsLocal(const FileSpec &spec) {
-  struct statvfs statfs_info;
-  std::string path(spec.GetPath());
-  if (statvfs(path.c_str(), &statfs_info) == 0)
-    return ::IsLocal(statfs_info);
-  return false;
-}
-#else
-bool FileSystem::IsLocal(const FileSpec &spec) {
-  struct statfs statfs_info;
-  std::string path(spec.GetPath());
-  if (statfs(path.c_str(), &statfs_info) == 0)
-    return ::IsLocal(statfs_info);
-  return false;
-}
-#endif
-
 FILE *FileSystem::Fopen(const char *path, const char *mode) {
   return ::fopen(path, mode);
 }
-
-int FileSystem::Stat(const char *path, struct stat *stats) {
-  return ::stat(path, stats);
-}
diff --git a/lldb/source/Host/posix/PipePosix.cpp b/lldb/source/Host/posix/PipePosix.cpp
index 4e0810c1a9b..3ac5d480de8 100644
--- a/lldb/source/Host/posix/PipePosix.cpp
+++ b/lldb/source/Host/posix/PipePosix.cpp
@@ -8,7 +8,6 @@
 //===----------------------------------------------------------------------===//
 
 #include "lldb/Host/posix/PipePosix.h"
-#include "lldb/Host/FileSystem.h"
 #include "lldb/Host/HostInfo.h"
 #include "lldb/Utility/SelectHelper.h"
 #include "llvm/ADT/SmallString.h"
@@ -231,7 +230,7 @@ void PipePosix::Close() {
 }
 
 Error PipePosix::Delete(llvm::StringRef name) {
-  return FileSystem::Unlink(FileSpec{name.data(), true});
+  return llvm::sys::fs::remove(name);
 }
 
 bool PipePosix::CanRead() const {