| // Copyright (c) 2016 Klemens D. Morgenstern |
| // |
| // Distributed under the Boost Software License, Version 1.0. (See accompanying |
| // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
| |
| #ifndef BOOST_PROCESS_DETAIL_POSIX_FILE_DESCRIPTOR_HPP_ |
| #define BOOST_PROCESS_DETAIL_POSIX_FILE_DESCRIPTOR_HPP_ |
| |
| #include <fcntl.h> |
| #include <string> |
| #include <boost/filesystem/path.hpp> |
| |
| namespace boost { namespace process { namespace detail { namespace posix { |
| |
| struct file_descriptor |
| { |
| enum mode_t |
| { |
| read = 1, |
| write = 2, |
| read_write = 3 |
| }; |
| |
| |
| file_descriptor() = default; |
| explicit file_descriptor(const boost::filesystem::path& p, mode_t mode = read_write) |
| : file_descriptor(p.native(), mode) |
| { |
| } |
| |
| explicit file_descriptor(const std::string & path , mode_t mode = read_write) |
| : file_descriptor(path.c_str(), mode) {} |
| |
| |
| explicit file_descriptor(const char* path, mode_t mode = read_write) |
| : _handle(create_file(path, mode)) |
| { |
| |
| } |
| |
| file_descriptor(const file_descriptor & ) = delete; |
| file_descriptor(file_descriptor && ) = default; |
| |
| file_descriptor& operator=(const file_descriptor & ) = delete; |
| file_descriptor& operator=(file_descriptor && ) = default; |
| |
| ~file_descriptor() |
| { |
| if (_handle != -1) |
| ::close(_handle); |
| } |
| |
| int handle() const { return _handle;} |
| |
| private: |
| static int create_file(const char* name, mode_t mode ) |
| { |
| switch(mode) |
| { |
| case read: |
| return ::open(name, O_RDONLY); |
| case write: |
| return ::open(name, O_WRONLY | O_CREAT, 0660); |
| case read_write: |
| return ::open(name, O_RDWR | O_CREAT, 0660); |
| default: |
| return -1; |
| } |
| } |
| |
| int _handle = -1; |
| }; |
| |
| }}}} |
| |
| #endif /* BOOST_PROCESS_DETAIL_WINDOWS_FILE_DESCRIPTOR_HPP_ */ |