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Diffstat (limited to 'matching/include/spdlog/details/os.h')
| -rw-r--r-- | matching/include/spdlog/details/os.h | 421 |
1 files changed, 0 insertions, 421 deletions
diff --git a/matching/include/spdlog/details/os.h b/matching/include/spdlog/details/os.h deleted file mode 100644 index 646805e..0000000 --- a/matching/include/spdlog/details/os.h +++ /dev/null @@ -1,421 +0,0 @@ -// -// Copyright(c) 2015 Gabi Melman. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) -// -#pragma once - -#include "../common.h" - -#include <algorithm> -#include <chrono> -#include <cstdio> -#include <cstdlib> -#include <cstring> -#include <ctime> -#include <functional> -#include <string> -#include <sys/stat.h> -#include <sys/types.h> -#include <thread> - -#ifdef _WIN32 - -#ifndef NOMINMAX -#define NOMINMAX // prevent windows redefining min/max -#endif - -#ifndef WIN32_LEAN_AND_MEAN -#define WIN32_LEAN_AND_MEAN -#endif -#include <io.h> // _get_osfhandle and _isatty support -#include <process.h> // _get_pid support -#include <windows.h> - -#ifdef __MINGW32__ -#include <share.h> -#endif - -#else // unix - -#include <fcntl.h> -#include <unistd.h> - -#ifdef __linux__ -#include <sys/syscall.h> //Use gettid() syscall under linux to get thread id - -#elif __FreeBSD__ -#include <sys/thr.h> //Use thr_self() syscall under FreeBSD to get thread id -#endif - -#endif // unix - -#ifndef __has_feature // Clang - feature checking macros. -#define __has_feature(x) 0 // Compatibility with non-clang compilers. -#endif - -namespace spdlog { -namespace details { -namespace os { - -inline spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT -{ - -#if defined __linux__ && defined SPDLOG_CLOCK_COARSE - timespec ts; - ::clock_gettime(CLOCK_REALTIME_COARSE, &ts); - return std::chrono::time_point<log_clock, typename log_clock::duration>( - std::chrono::duration_cast<typename log_clock::duration>(std::chrono::seconds(ts.tv_sec) + std::chrono::nanoseconds(ts.tv_nsec))); - -#else - return log_clock::now(); -#endif -} -inline std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT -{ - -#ifdef _WIN32 - std::tm tm; - localtime_s(&tm, &time_tt); -#else - std::tm tm; - localtime_r(&time_tt, &tm); -#endif - return tm; -} - -inline std::tm localtime() SPDLOG_NOEXCEPT -{ - std::time_t now_t = time(nullptr); - return localtime(now_t); -} - -inline std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT -{ - -#ifdef _WIN32 - std::tm tm; - gmtime_s(&tm, &time_tt); -#else - std::tm tm; - gmtime_r(&time_tt, &tm); -#endif - return tm; -} - -inline std::tm gmtime() SPDLOG_NOEXCEPT -{ - std::time_t now_t = time(nullptr); - return gmtime(now_t); -} - -// eol definition -#if !defined(SPDLOG_EOL) -#ifdef _WIN32 -#define SPDLOG_EOL "\r\n" -#else -#define SPDLOG_EOL "\n" -#endif -#endif - -SPDLOG_CONSTEXPR static const char *default_eol = SPDLOG_EOL; - -// folder separator -#ifdef _WIN32 -SPDLOG_CONSTEXPR static const char folder_sep = '\\'; -#else -SPDLOG_CONSTEXPR static const char folder_sep = '/'; -#endif - -inline void prevent_child_fd(FILE *f) -{ - -#ifdef _WIN32 -#if !defined(__cplusplus_winrt) - auto file_handle = (HANDLE)_get_osfhandle(_fileno(f)); - if (!::SetHandleInformation(file_handle, HANDLE_FLAG_INHERIT, 0)) - throw spdlog_ex("SetHandleInformation failed", errno); -#endif -#else - auto fd = fileno(f); - if (fcntl(fd, F_SETFD, FD_CLOEXEC) == -1) - { - throw spdlog_ex("fcntl with FD_CLOEXEC failed", errno); - } -#endif -} - -// fopen_s on non windows for writing -inline bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode) -{ -#ifdef _WIN32 -#ifdef SPDLOG_WCHAR_FILENAMES - *fp = _wfsopen((filename.c_str()), mode.c_str(), _SH_DENYNO); -#else - *fp = _fsopen((filename.c_str()), mode.c_str(), _SH_DENYNO); -#endif -#else // unix - *fp = fopen((filename.c_str()), mode.c_str()); -#endif - -#ifdef SPDLOG_PREVENT_CHILD_FD - if (*fp != nullptr) - { - prevent_child_fd(*fp); - } -#endif - return *fp == nullptr; -} - -inline int remove(const filename_t &filename) SPDLOG_NOEXCEPT -{ -#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) - return _wremove(filename.c_str()); -#else - return std::remove(filename.c_str()); -#endif -} - -inline int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT -{ -#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) - return _wrename(filename1.c_str(), filename2.c_str()); -#else - return std::rename(filename1.c_str(), filename2.c_str()); -#endif -} - -// Return if file exists -inline bool file_exists(const filename_t &filename) SPDLOG_NOEXCEPT -{ -#ifdef _WIN32 -#ifdef SPDLOG_WCHAR_FILENAMES - auto attribs = GetFileAttributesW(filename.c_str()); -#else - auto attribs = GetFileAttributesA(filename.c_str()); -#endif - return (attribs != INVALID_FILE_ATTRIBUTES && !(attribs & FILE_ATTRIBUTE_DIRECTORY)); -#else // common linux/unix all have the stat system call - struct stat buffer; - return (stat(filename.c_str(), &buffer) == 0); -#endif -} - -// Return file size according to open FILE* object -inline size_t filesize(FILE *f) -{ - if (f == nullptr) - { - throw spdlog_ex("Failed getting file size. fd is null"); - } -#if defined(_WIN32) && !defined(__CYGWIN__) - int fd = _fileno(f); -#if _WIN64 // 64 bits - __int64 ret = _filelengthi64(fd); - if (ret >= 0) - { - return static_cast<size_t>(ret); - } - -#else // windows 32 bits - long ret = _filelength(fd); - if (ret >= 0) - { - return static_cast<size_t>(ret); - } -#endif - -#else // unix - int fd = fileno(f); -// 64 bits(but not in osx or cygwin, where fstat64 is deprecated) -#if !defined(__FreeBSD__) && !defined(__APPLE__) && (defined(__x86_64__) || defined(__ppc64__)) && !defined(__CYGWIN__) - struct stat64 st; - if (fstat64(fd, &st) == 0) - { - return static_cast<size_t>(st.st_size); - } -#else // unix 32 bits or cygwin - struct stat st; - - if (fstat(fd, &st) == 0) - { - return static_cast<size_t>(st.st_size); - } -#endif -#endif - throw spdlog_ex("Failed getting file size from fd", errno); -} - -// Return utc offset in minutes or throw spdlog_ex on failure -inline int utc_minutes_offset(const std::tm &tm = details::os::localtime()) -{ - -#ifdef _WIN32 -#if _WIN32_WINNT < _WIN32_WINNT_WS08 - TIME_ZONE_INFORMATION tzinfo; - auto rv = GetTimeZoneInformation(&tzinfo); -#else - DYNAMIC_TIME_ZONE_INFORMATION tzinfo; - auto rv = GetDynamicTimeZoneInformation(&tzinfo); -#endif - if (rv == TIME_ZONE_ID_INVALID) - throw spdlog::spdlog_ex("Failed getting timezone info. ", errno); - - int offset = -tzinfo.Bias; - if (tm.tm_isdst) - { - offset -= tzinfo.DaylightBias; - } - else - { - offset -= tzinfo.StandardBias; - } - return offset; -#else - -#if defined(sun) || defined(__sun) || defined(_AIX) - // 'tm_gmtoff' field is BSD extension and it's missing on SunOS/Solaris - struct helper - { - static long int calculate_gmt_offset(const std::tm &localtm = details::os::localtime(), const std::tm &gmtm = details::os::gmtime()) - { - int local_year = localtm.tm_year + (1900 - 1); - int gmt_year = gmtm.tm_year + (1900 - 1); - - long int days = ( - // difference in day of year - localtm.tm_yday - - gmtm.tm_yday - - // + intervening leap days - + ((local_year >> 2) - (gmt_year >> 2)) - (local_year / 100 - gmt_year / 100) + - ((local_year / 100 >> 2) - (gmt_year / 100 >> 2)) - - // + difference in years * 365 */ - + (long int)(local_year - gmt_year) * 365); - - long int hours = (24 * days) + (localtm.tm_hour - gmtm.tm_hour); - long int mins = (60 * hours) + (localtm.tm_min - gmtm.tm_min); - long int secs = (60 * mins) + (localtm.tm_sec - gmtm.tm_sec); - - return secs; - } - }; - - auto offset_seconds = helper::calculate_gmt_offset(tm); -#else - auto offset_seconds = tm.tm_gmtoff; -#endif - - return static_cast<int>(offset_seconds / 60); -#endif -} - -// Return current thread id as size_t -// It exists because the std::this_thread::get_id() is much slower(especially -// under VS 2013) -inline size_t _thread_id() SPDLOG_NOEXCEPT -{ -#ifdef _WIN32 - return static_cast<size_t>(::GetCurrentThreadId()); -#elif __linux__ -#if defined(__ANDROID__) && defined(__ANDROID_API__) && (__ANDROID_API__ < 21) -#define SYS_gettid __NR_gettid -#endif - return static_cast<size_t>(syscall(SYS_gettid)); -#elif __FreeBSD__ - long tid; - thr_self(&tid); - return static_cast<size_t>(tid); -#elif __APPLE__ - uint64_t tid; - pthread_threadid_np(nullptr, &tid); - return static_cast<size_t>(tid); -#else // Default to standard C++11 (other Unix) - return static_cast<size_t>(std::hash<std::thread::id>()(std::this_thread::get_id())); -#endif -} - -// Return current thread id as size_t (from thread local storage) -inline size_t thread_id() SPDLOG_NOEXCEPT -{ -#if defined(SPDLOG_NO_TLS) - return _thread_id(); -#else // cache thread id in tls - static thread_local const size_t tid = _thread_id(); - return tid; -#endif -} - -// This is avoid msvc issue in sleep_for that happens if the clock changes. -// See https://github.com/gabime/spdlog/issues/609 -inline void sleep_for_millis(int milliseconds) SPDLOG_NOEXCEPT -{ -#if defined(_WIN32) - ::Sleep(milliseconds); -#else - std::this_thread::sleep_for(std::chrono::milliseconds(milliseconds)); -#endif -} - -// wchar support for windows file names (SPDLOG_WCHAR_FILENAMES must be defined) -#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) -#define SPDLOG_FILENAME_T(s) L##s -inline std::string filename_to_str(const filename_t &filename) -{ - std::wstring_convert<std::codecvt_utf8<wchar_t>, wchar_t> c; - return c.to_bytes(filename); -} -#else -#define SPDLOG_FILENAME_T(s) s -inline std::string filename_to_str(const filename_t &filename) -{ - return filename; -} -#endif - -inline int pid() -{ - -#ifdef _WIN32 - return static_cast<int>(::GetCurrentProcessId()); -#else - return static_cast<int>(::getpid()); -#endif -} - -// Determine if the terminal supports colors -// Source: https://github.com/agauniyal/rang/ -inline bool is_color_terminal() SPDLOG_NOEXCEPT -{ -#ifdef _WIN32 - return true; -#else - static constexpr const char *Terms[] = { - "ansi", "color", "console", "cygwin", "gnome", "konsole", "kterm", "linux", "msys", "putty", "rxvt", "screen", "vt100", "xterm"}; - - const char *env_p = std::getenv("TERM"); - if (env_p == nullptr) - { - return false; - } - - static const bool result = - std::any_of(std::begin(Terms), std::end(Terms), [&](const char *term) { return std::strstr(env_p, term) != nullptr; }); - return result; -#endif -} - -// Detrmine if the terminal attached -// Source: https://github.com/agauniyal/rang/ -inline bool in_terminal(FILE *file) SPDLOG_NOEXCEPT -{ - -#ifdef _WIN32 - return _isatty(_fileno(file)) != 0; -#else - return isatty(fileno(file)) != 0; -#endif -} -} // namespace os -} // namespace details -} // namespace spdlog |