solidity/libdevcore/CommonIO.h

64 lines
2.0 KiB
C++

/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity 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 solidity. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file CommonIO.h
* @author Gav Wood <i@gavwood.com>
* @date 2014
*
* File & stream I/O routines.
*/
#pragma once
#include <sstream>
#include <string>
#include <boost/filesystem.hpp>
#include "Common.h"
namespace dev
{
/// Retrieve and returns the contents of the given file as a std::string.
/// If the file doesn't exist or isn't readable, returns an empty container / bytes.
std::string readFileAsString(std::string const& _file);
/// Retrieve and returns the contents of standard input (until EOF).
std::string readStandardInput();
/// Retrieve and returns a character from standard input (without waiting for EOL).
int readStandardInputChar();
/// Converts arbitrary value to string representation using std::stringstream.
template <class _T>
std::string toString(_T const& _t)
{
std::ostringstream o;
o << _t;
return o.str();
}
/// Partial implementation of boost::filesystem::weakly_canonical (available in boost>=1.60).
/// Should be replaced by the boost implementation as soon as support for boost<1.60 can be dropped.
boost::filesystem::path weaklyCanonicalFilesystemPath(boost::filesystem::path const &_path);
/// @returns the absolute path corresponding to @a _path relative to @a _reference.
std::string absolutePath(std::string const& _path, std::string const& _reference);
/// Helper function to return path converted strings.
std::string sanitizePath(std::string const& _path);
}