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816c1e30ca
Summary:
Fixes compile error:
In file included from ./util/statistics.h:17:0,
from ./util/stop_watch.h:8,
from ./util/perf_step_timer.h:9,
from ./util/iostats_context_imp.h:8,
from ./util/posix_logger.h:27,
from ./port/util_logger.h:18,
from ./db/auto_roll_logger.h:15,
from db/auto_roll_logger.cc:6:
./util/thread_local.h:65:16: error: 'function' in namespace 'std' does not name a template type
typedef std::function<void(void*, void*)> FoldFunc;
Closes https://github.com/facebook/rocksdb/pull/1656
Differential Revision: D4318702
Pulled By: yiwu-arbug
fbshipit-source-id: 8c5d17a
114 lines
4.1 KiB
C++
114 lines
4.1 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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#pragma once
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#include <cstdlib>
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#include <functional>
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#include <string>
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#include "rocksdb/options.h"
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namespace rocksdb {
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/*
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* If ROCKSDB_XFTEST_FORCE has a value of 1, XFUNC is forced to be defined.
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* If ROCKSDB_XFTEST_FORCE has a value other than 1,
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* XFUNC is forced to be undefined.
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* If ROCKSDB_XFTEST_FORCE is undefined, XFUNC is defined based on NDEBUG,
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* with XFUNC only being set for debug builds.
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*/
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#if defined(ROCKSDB_XFTEST_FORCE)
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#ifndef ROCKSDB_LITE
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#if (ROCKSDB_XFTEST_FORCE == 1)
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#define XFUNC
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#endif // ROCKSDB_XFTEST_FORCE == 1
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#elif defined(NDEBUG)
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#else
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#define XFUNC
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#endif // defined(ROCKSDB_XFTEST_FORCE)
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#endif // !ROCKSDB_LITE
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#ifndef XFUNC
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#define XFUNC_TEST(condition, location, lfname, fname, ...)
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#else
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void GetXFTestOptions(Options* options, int skip_policy);
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void xf_manage_options(ReadOptions* read_options);
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void xf_transaction_set_memtable_history(
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int32_t* max_write_buffer_number_to_maintain);
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void xf_transaction_clear_memtable_history(
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int32_t* max_write_buffer_number_to_maintain);
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// This class provides the facility to run custom code to test a specific
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// feature typically with all existing unit tests.
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// A developer could specify cross functional test points in the codebase
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// via XFUNC_TEST.
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// Each xfunc test represents a position in the execution stream of a thread.
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// Whenever that particular piece of code is called, the given cross-functional
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// test point is executed.
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// eg. on DBOpen, a particular option can be set.
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// on Get, a particular option can be set, or a specific check can be invoked.
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// XFUNC_TEST(TestName, location, lfname, FunctionName, Args)
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// Turn on a specific cross functional test by setting the environment variable
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// ROCKSDB_XFUNC_TEST
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class XFuncPoint {
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public:
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// call once at the beginning of a test to get the test name
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static void Init() {
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char* s = getenv("ROCKSDB_XFUNC_TEST");
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if (s == nullptr) {
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xfunc_test_ = "";
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enabled_ = false;
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} else {
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xfunc_test_ = s;
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enabled_ = true;
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}
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initialized_ = true;
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}
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static bool Initialized() { return initialized_; }
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static bool Check(std::string test) {
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return (enabled_ &&
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((test.compare("") == 0) || (test.compare(xfunc_test_) == 0)));
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}
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static void SetSkip(int skip) { skip_policy_ = skip; }
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static int GetSkip(void) { return skip_policy_; }
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private:
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static std::string xfunc_test_;
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static bool initialized_;
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static bool enabled_;
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static int skip_policy_;
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};
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// Use XFUNC_TEST to specify cross functional test points inside the code base.
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// By setting ROCKSDB_XFUNC_TEST, all XFUNC_TEST having that
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// value in the condition field will be executed.
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// The second argument specifies a string representing the calling location
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// The third argument, lfname, is the name of the function which will be created
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// and called.
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// The fourth argument fname represents the function to be called
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// The arguments following that are the arguments to fname
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// See Options::Options in options.h for an example use case.
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// XFUNC_TEST is no op in release build.
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#define XFUNC_TEST(condition, location, lfname, fname, ...) \
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{ \
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if (!XFuncPoint::Initialized()) { \
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XFuncPoint::Init(); \
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} \
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if (XFuncPoint::Check(condition)) { \
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std::function<void()> lfname = std::bind(fname, __VA_ARGS__); \
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lfname(); \
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} \
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}
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#endif // XFUNC
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enum SkipPolicy { kSkipNone = 0, kSkipNoSnapshot = 1, kSkipNoPrefix = 2 };
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} // namespace rocksdb
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