// // Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020 // // Distributed under the Boost Software License, Version 1.0. (See accompanying // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) // #include "td/utils/Status.h" #if TD_PORT_WINDOWS #include "td/utils/port/wstring_convert.h" #endif #if TD_PORT_POSIX #include "td/utils/port/thread_local.h" #include <string.h> #include <cstring> #endif namespace td { #if TD_PORT_POSIX CSlice strerror_safe(int code) { const size_t size = 1000; static TD_THREAD_LOCAL char *buf; init_thread_local<char[]>(buf, size); #if !defined(__GLIBC__) || ((_POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE >= 600) && !_GNU_SOURCE) strerror_r(code, buf, size); return CSlice(buf, buf + std::strlen(buf)); #else return CSlice(strerror_r(code, buf, size)); #endif } #endif #if TD_PORT_WINDOWS string winerror_to_string(int code) { const size_t size = 1000; wchar_t wbuf[size]; auto res_size = FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, nullptr, code, 0, wbuf, size - 1, nullptr); if (res_size == 0) { return "Unknown windows error"; } while (res_size != 0 && (wbuf[res_size - 1] == '\n' || wbuf[res_size - 1] == '\r')) { res_size--; } return from_wstring(wbuf, res_size).ok(); } #endif } // namespace td