Import RocksDB from commit e8e6cf0173849ee323cf6972121a179d085505b1

.arcconfig

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+{
+  "project_id" : "rocksdb",
+  "conduit_uri" : "https://reviews.facebook.net/",
+  "copyright_holder" : "Facebook",
+  "load" : [
+    "arcanist_util"
+  ],
+  "lint.engine" : "FacebookFbcodeLintEngine",
+  "lint.engine.single.linter" : "FbcodeCppLinter",
+  "unit.engine" : "FacebookFbcodeUnitTestEngine",
+  "arcanist_configuration" : "FacebookArcanistConfiguration",
+  "base" : "git:HEAD^, hg:.^",
+  "git.default-relative-commit" : "HEAD^",
+  "git:arc.feature.start.default" : "origin/master",
+  "arc.feature.start.default" : "master",
+  "history.immutable" : false
+}

.clang-format

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+# Complete list of style options can be found at: 
+# http://clang.llvm.org/docs/ClangFormatStyleOptions.html
+---
+BasedOnStyle: Google
+...

.gitignore

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+TARGETS
+make_config.mk
+
+*.a
+*.arc
+*.d
+*.dylib*
+*.gcda
+*.gcno
+*.o
+*.so
+*.so.*
+*_test
+*_bench
+*_stress
+*.out
+*.class
+*.jar
+*.*jnilib*
+*.d-e
+*.o-*
+*.swp
+*~
+*.vcxproj
+*.vcxproj.filters
+*.sln
+*.cmake
+CMakeCache.txt
+CMakeFiles/
+build/
+
+ldb
+manifest_dump
+sst_dump
+util/build_version.cc
+build_tools/VALGRIND_LOGS/
+coverage/COVERAGE_REPORT
+.gdbhistory
+package/
+.phutil_module_cache
+unity.a
+tags
+rocksdb_dump
+rocksdb_undump
+db_test2
+
+java/out
+java/target
+java/test-libs
+java/*.log
+java/include/org_rocksdb_*.h
+
+.idea/
+*.iml
+
+rocksdb.cc
+rocksdb.h
+unity.cc
+java/crossbuild/.vagrant
+.vagrant/
+java/**.asc
+java/javadoc
+
+scan_build_report/
+t
+LOG

.travis.yml

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+sudo: false
+language: cpp
+
+matrix:
+  include:
+    - os: linux
+      compiler: clang
+      env: COMPILER=clang++-3.6
+      addons:
+         apt:
+            sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-precise-3.6']
+            packages: ['clang-3.6', 'clang-format-3.6', 'zlib1g-dev', 'libbz2-dev', 'libsnappy-dev', 'curl']
+    - os: osx
+      compiler: clang
+
+install:
+  # Build gflags
+  # TODO(noetzli): Remove when gflags available through Travis
+  - pushd /tmp/ && curl -L https://github.com/gflags/gflags/archive/v2.1.2.tar.gz -o gflags.tar.gz && tar xfz gflags.tar.gz && cd gflags-2.1.2 && cmake . && make && popd
+  # Download clang-format-diff.py to check source code formatting
+  - pushd /tmp/ && curl -L http://llvm.org/svn/llvm-project/cfe/trunk/tools/clang-format/clang-format-diff.py -o clang-format-diff.py && chmod +x clang-format-diff.py && popd
+
+before_script:
+  # Add gflags to include/library paths
+  # TODO(noetzli): Remove when gflags available through Travis
+  - export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:/tmp/gflags-2.1.2/lib"
+  - export LIBRARY_PATH="$LIBRARY_PATH:/tmp/gflags-2.1.2/lib"
+  - export CPLUS_INCLUDE_PATH="$CPLUS_INCLUDE_PATH:/tmp/gflags-2.1.2/include"
+  - if [ -n "${COMPILER}" ]; then CXX=${COMPILER}; fi
+  - if [[ "${TRAVIS_OS_NAME}" == 'osx' ]]; then brew install gflags snappy; fi
+  - ulimit -n 2000 || true
+
+# Lousy hack to disable use and testing of fallocate, which doesn't behave quite
+# as EnvPosixTest::AllocateTest expects within the Travis OpenVZ environment.
+script:
+  - if [[ "${TRAVIS_OS_NAME}" == 'linux' ]]; then OPT=-DTRAVIS CLANG_FORMAT_DIFF=/tmp/clang-format-diff.py make format || true; fi
+  - OPT=-DTRAVIS V=1 make -j4 check && OPT=-DTRAVIS V=1 make clean jclean rocksdbjava jtest && make clean && OPT="-DTRAVIS -DROCKSDB_LITE" V=1 make -j4 static_lib
+
+notifications:
+    email:
+      - leveldb@fb.com
+    webhooks:
+      - https://buildtimetrend.herokuapp.com/travis

AUTHORS

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+Facebook Inc.
+Facebook Engineering Team
+
+Google Inc.
+# Initial version authors:
+Jeffrey Dean <jeff@google.com>
+Sanjay Ghemawat <sanjay@google.com>
+
+# Partial list of contributors:
+Kevin Regan <kevin.d.regan@gmail.com>
+Johan Bilien <jobi@litl.com>