3540cf26b1
_exit and std::_Exit are identical, expect the latter is standard C++. Added several functions to the std namespace as a result of headers. Signed-off-by: Rosen Penev <rosenp@gmail.com>
100 lines
2.1 KiB
C++
100 lines
2.1 KiB
C++
/*
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* Copyright 2003-2020 The Music Player Daemon Project
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* http://www.musicpd.org
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*
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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; either version 2 of the License, or
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* (at your option) any later version.
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*
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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 for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "FatalError.hxx"
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#include "util/Domain.hxx"
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#include "LogV.hxx"
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#include <cstdarg>
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#include <cstdio>
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#include <cstdlib>
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#include <cstring>
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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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#endif
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static constexpr Domain fatal_error_domain("fatal_error");
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[[noreturn]]
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static void
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Abort()
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{
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std::_Exit(EXIT_FAILURE);
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}
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void
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FatalError(const char *msg)
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{
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LogError(fatal_error_domain, msg);
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Abort();
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}
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void
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FormatFatalError(const char *fmt, ...)
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{
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std::va_list ap;
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va_start(ap, fmt);
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LogFormatV(LogLevel::ERROR, fatal_error_domain, fmt, ap);
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va_end(ap);
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Abort();
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}
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#ifdef _WIN32
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void
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FatalSystemError(const char *msg, DWORD code)
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{
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char buffer[256];
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FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM |
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FORMAT_MESSAGE_IGNORE_INSERTS,
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nullptr, code, 0,
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buffer, sizeof(buffer), nullptr);
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FormatFatalError("%s: %s", msg, buffer);
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}
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#endif
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void
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FatalSystemError(const char *msg)
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{
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#ifdef _WIN32
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FatalSystemError(msg, GetLastError());
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#else
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auto system_error = std::strerror(errno);
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FormatError(fatal_error_domain, "%s: %s", msg, system_error);
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Abort();
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#endif
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}
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void
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FormatFatalSystemError(const char *fmt, ...)
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{
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char buffer[1024];
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std::va_list ap;
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va_start(ap, fmt);
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std::vsnprintf(buffer, sizeof(buffer), fmt, ap);
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va_end(ap);
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FatalSystemError(buffer);
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}
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