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RocksDB for Erlang

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rocksdb deps snappy third_party benchmark src string_util.h
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deps/snappy/third_party/benchmark/src/string_util.h 

#ifndef BENCHMARK_STRING_UTIL_H_

#define BENCHMARK_STRING_UTIL_H_



#include <sstream>

#include <string>

#include <utility>

#include <vector>



#include "benchmark/export.h"

#include "check.h"

#include "internal_macros.h"



namespace benchmark {



void AppendHumanReadable(int n, std::string* str);



std::string HumanReadableNumber(double n, double one_k = 1024.0);



BENCHMARK_EXPORT

#if defined(__MINGW32__)

__attribute__((format(__MINGW_PRINTF_FORMAT, 1, 2)))

#elif defined(__GNUC__)

__attribute__((format(printf, 1, 2)))

#endif

std::string

StrFormat(const char* format, ...);



inline std::ostream& StrCatImp(std::ostream& out) BENCHMARK_NOEXCEPT {

  return out;

}



template <class First, class... Rest>

inline std::ostream& StrCatImp(std::ostream& out, First&& f, Rest&&... rest) {

  out << std::forward<First>(f);

  return StrCatImp(out, std::forward<Rest>(rest)...);

}



template <class... Args>

inline std::string StrCat(Args&&... args) {

  std::ostringstream ss;

  StrCatImp(ss, std::forward<Args>(args)...);

  return ss.str();

}



BENCHMARK_EXPORT

std::vector<std::string> StrSplit(const std::string& str, char delim);



// Disable lint checking for this block since it re-implements C functions.

// NOLINTBEGIN

#ifdef BENCHMARK_STL_ANDROID_GNUSTL

/*

 * GNU STL in Android NDK lacks support for some C++11 functions, including

 * stoul, stoi, stod. We reimplement them here using C functions strtoul,

 * strtol, strtod. Note that reimplemented functions are in benchmark::

 * namespace, not std:: namespace.

 */

unsigned long stoul(const std::string& str, size_t* pos = nullptr,

                    int base = 10);

int stoi(const std::string& str, size_t* pos = nullptr, int base = 10);

double stod(const std::string& str, size_t* pos = nullptr);

#else

using std::stod;   // NOLINT(misc-unused-using-decls)

using std::stoi;   // NOLINT(misc-unused-using-decls)

using std::stoul;  // NOLINT(misc-unused-using-decls)

#endif

// NOLINTEND



}  // end namespace benchmark



#endif  // BENCHMARK_STRING_UTIL_H_