unistd.cpp

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/*
 * SNode.C - A Slim Toolkit for Network Communication
 * Copyright (C) Volker Christian <me@vchrist.at>
 *               2020, 2021, 2022, 2023, 2024, 2025
 *
 * This program 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 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 program. If not, see <http://www.gnu.org/licenses/>.
 */
 
/*
 * MIT License
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
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 */
 
#ifndef DOXYGEN_SHOULD_SKIP_THIS
 
#include "core/system/unistd.h"
 
#include <cerrno>
 
#endif /* DOXYGEN_SHOULD_SKIP_THIS */
 
namespace core::system {
 
    int open(const char* pathname, int flags) {
        errno = 0;
        return ::open(pathname, flags);
    }
 
    ssize_t read(int fd, void* buf, std::size_t count) {
        errno = 0;
        return ::read(fd, buf, count);
    }
 
    ssize_t write(int fd, const void* buf, std::size_t count) {
        errno = 0;
        return ::write(fd, buf, count);
    }
 
    int close(int fd) {
        errno = 0;
        return ::close(fd);
    }
 
    int pipe2(int pipefd[2], int flags) {
        errno = 0;
        return ::pipe2(pipefd, flags);
    }
 
    int flock(int lockFd, int operation) {
        errno = 0;
        return ::flock(lockFd, operation);
    }
 
} // namespace core::system