Files
scylladb/utils/exceptions.hh
Takuya ASADA f6252be0c1 utils: fix compilation error on utils/exceptions.hh
It doesn't able to find std::system_error due to missing header.

Fixes #1202

Signed-off-by: Takuya ASADA <syuu@scylladb.com>
Message-Id: <1461006884-28316-1-git-send-email-syuu@scylladb.com>
2016-04-19 09:37:31 +03:00

49 lines
1.4 KiB
C++

/*
* Copyright 2016 ScyllaDB
*/
/*
* This file is part of Scylla.
*
* Scylla is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Scylla 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <functional>
#include <system_error>
typedef std::function<bool (const std::system_error &)> system_error_lambda_t;
bool check_exception(system_error_lambda_t f);
bool is_system_error_errno(int err_no);
class storage_io_error : public std::exception {
private:
std::error_code _code;
std::string _what;
public:
storage_io_error(std::system_error& e) noexcept
{
_code = e.code();
_what = std::string("Storage io error errno: ") + std::to_string(_code.value());
}
virtual const char* what() const noexcept override {
return _what.c_str();
}
const std::error_code& code() const { return _code; }
};