41 lines
1,008 B
C++
41 lines
1,008 B
C++
// Copyright 2013 Dolphin Emulator Project / 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <cstddef>
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#ifdef _WIN32
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#include <windows.h>
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#else
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#include <cerrno>
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#include <cstring>
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#endif
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// Neither Android nor OS X support TLS
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#if defined(__APPLE__) || (ANDROID && __clang__)
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#define __thread
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#endif
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// Generic function to get last error message.
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// Call directly after the command or use the error num.
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// This function might change the error code.
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const char* GetLastErrorMsg()
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{
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static const size_t buff_size = 255;
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#ifdef _WIN32
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static __declspec(thread) char err_str[buff_size] = {};
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FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, nullptr, GetLastError(),
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MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
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err_str, buff_size, nullptr);
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#else
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static __thread char err_str[buff_size] = {};
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// Thread safe (XSI-compliant)
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strerror_r(errno, err_str, buff_size);
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#endif
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return err_str;
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}
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