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/*
This file is part of Android File Transfer For Linux.
Copyright (C) 2015-2020 Vladimir Menshakov
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License,
or (at your option) any later version.
This library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this library; if not, write to the Free Software Foundation,
Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef AFTL_FUSE_EXCEPTION_H
#define AFTL_FUSE_EXCEPTION_H
#include <stdexcept>
#include <string>
#include <errno.h>
#include <string.h>
namespace mtp { namespace fuse
{
class Exception : public std::runtime_error
{
public:
Exception(const std::string &what) throw() : std::runtime_error(what + ": " + GetErrorMessage(errno)) { }
Exception(const std::string &what, int returnCode) throw() : std::runtime_error(what + ": " + GetErrorMessage(returnCode)) { }
static std::string GetErrorMessage(int returnCode)
{
char buf[1024];
#if defined(_GNU_SOURCE) && defined(__GLIBC__)
std::string text(strerror_r(returnCode, buf, sizeof(buf)));
#else
int r = strerror_r(returnCode, buf, sizeof(buf));
std::string text(r == 0? buf: "strerror_r() failed");
#endif
return text;
}
};
#define FUSE_CALL(...) do { int _r = __VA_ARGS__ ; if (_r < 0) throw mtp::fuse::Exception(#__VA_ARGS__ " failed", -_r); } while(false)
}}
#endif
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