Use system-wide LevelDB instead of bundled one

1 files changed, 0 insertions, 139 deletions

diff --git a/src/leveldb/db/filename.cc b/src/leveldb/db/filename.cc
deleted file mode 100644
index 3c4d49f64..000000000
--- a/src/leveldb/db/filename.cc
+++ /dev/null
@@ -1,139 +0,0 @@
-// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file. See the AUTHORS file for names of contributors.
-
-#include <ctype.h>
-#include <stdio.h>
-#include "db/filename.h"
-#include "db/dbformat.h"
-#include "leveldb/env.h"
-#include "util/logging.h"
-
-namespace leveldb {
-
-// A utility routine: write "data" to the named file and Sync() it.
-extern Status WriteStringToFileSync(Env* env, const Slice& data,
-                                    const std::string& fname);
-
-static std::string MakeFileName(const std::string& name, uint64_t number,
-                                const char* suffix) {
-  char buf[100];
-  snprintf(buf, sizeof(buf), "/%06llu.%s",
-           static_cast<unsigned long long>(number),
-           suffix);
-  return name + buf;
-}
-
-std::string LogFileName(const std::string& name, uint64_t number) {
-  assert(number > 0);
-  return MakeFileName(name, number, "log");
-}
-
-std::string TableFileName(const std::string& name, uint64_t number) {
-  assert(number > 0);
-  return MakeFileName(name, number, "sst");
-}
-
-std::string DescriptorFileName(const std::string& dbname, uint64_t number) {
-  assert(number > 0);
-  char buf[100];
-  snprintf(buf, sizeof(buf), "/MANIFEST-%06llu",
-           static_cast<unsigned long long>(number));
-  return dbname + buf;
-}
-
-std::string CurrentFileName(const std::string& dbname) {
-  return dbname + "/CURRENT";
-}
-
-std::string LockFileName(const std::string& dbname) {
-  return dbname + "/LOCK";
-}
-
-std::string TempFileName(const std::string& dbname, uint64_t number) {
-  assert(number > 0);
-  return MakeFileName(dbname, number, "dbtmp");
-}
-
-std::string InfoLogFileName(const std::string& dbname) {
-  return dbname + "/LOG";
-}
-
-// Return the name of the old info log file for "dbname".
-std::string OldInfoLogFileName(const std::string& dbname) {
-  return dbname + "/LOG.old";
-}
-
-
-// Owned filenames have the form:
-//    dbname/CURRENT
-//    dbname/LOCK
-//    dbname/LOG
-//    dbname/LOG.old
-//    dbname/MANIFEST-[0-9]+
-//    dbname/[0-9]+.(log|sst)
-bool ParseFileName(const std::string& fname,
-                   uint64_t* number,
-                   FileType* type) {
-  Slice rest(fname);
-  if (rest == "CURRENT") {
-    *number = 0;
-    *type = kCurrentFile;
-  } else if (rest == "LOCK") {
-    *number = 0;
-    *type = kDBLockFile;
-  } else if (rest == "LOG" || rest == "LOG.old") {
-    *number = 0;
-    *type = kInfoLogFile;
-  } else if (rest.starts_with("MANIFEST-")) {
-    rest.remove_prefix(strlen("MANIFEST-"));
-    uint64_t num;
-    if (!ConsumeDecimalNumber(&rest, &num)) {
-      return false;
-    }
-    if (!rest.empty()) {
-      return false;
-    }
-    *type = kDescriptorFile;
-    *number = num;
-  } else {
-    // Avoid strtoull() to keep filename format independent of the
-    // current locale
-    uint64_t num;
-    if (!ConsumeDecimalNumber(&rest, &num)) {
-      return false;
-    }
-    Slice suffix = rest;
-    if (suffix == Slice(".log")) {
-      *type = kLogFile;
-    } else if (suffix == Slice(".sst")) {
-      *type = kTableFile;
-    } else if (suffix == Slice(".dbtmp")) {
-      *type = kTempFile;
-    } else {
-      return false;
-    }
-    *number = num;
-  }
-  return true;
-}
-
-Status SetCurrentFile(Env* env, const std::string& dbname,
-                      uint64_t descriptor_number) {
-  // Remove leading "dbname/" and add newline to manifest file name
-  std::string manifest = DescriptorFileName(dbname, descriptor_number);
-  Slice contents = manifest;
-  assert(contents.starts_with(dbname + "/"));
-  contents.remove_prefix(dbname.size() + 1);
-  std::string tmp = TempFileName(dbname, descriptor_number);
-  Status s = WriteStringToFileSync(env, contents.ToString() + "\n", tmp);
-  if (s.ok()) {
-    s = env->RenameFile(tmp, CurrentFileName(dbname));
-  }
-  if (!s.ok()) {
-    env->DeleteFile(tmp);
-  }
-  return s;
-}
-
-}  // namespace leveldb