63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
// Copyright (C) 2003 Dolphin Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#include "Common.h"
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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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// FIXME : not thread safe.
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// Caused by sloppy use in logging in FileUtil.cpp, primarily. What to do, what to do ...
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static char errStr[255] = {0};
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#ifdef _WIN32
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DWORD dw = GetLastError();
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FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, dw,
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MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
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(LPTSTR) errStr, 254, NULL );
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#else
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// Thread safe (XSI-compliant)
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strerror_r(errno, errStr, 255);
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#endif
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return errStr;
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}
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#if !defined(__linux__) && !defined(_WIN32)
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// strlen with cropping after size n
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static size_t strnlen(const char *s, size_t n)
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{
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const char *p = (const char *)memchr(s, 0, n);
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return p ? (size_t)(p - s) : n;
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}
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#endif
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#if defined(_WIN32) || !(__GNUC__ == 4 && __GNUC_MINOR__ >= 5)
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// strdup with cropping after size n
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char* strndup(char const *s, size_t n)
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{
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size_t len = strnlen(s, n);
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char *dup = (char *)malloc(len + 1);
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if (dup == NULL)
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return NULL;
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dup[len] = '\0';
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return (char *)memcpy(dup, s, len);
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}
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#endif
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