326 lines
8.2 KiB
C++
326 lines
8.2 KiB
C++
/*
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* $Id$
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*
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Copyright (c) 2006-2019 Chung, Hyung-Hwan. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <qse/si/Path.hpp>
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#include <qse/si/fs.h>
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#include <qse/cmn/str.h>
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#include <qse/cmn/mbwc.h>
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#include <qse/cmn/mem.h>
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#include "../cmn/syscall.h"
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QSE_BEGIN_NAMESPACE(QSE)
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Path::Path (Mmgr* mmgr) QSE_CPP_NOEXCEPT: Mmged(mmgr)
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{
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this->set_to_root ();
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}
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Path::Path (const qse_mchar_t* n, Mmgr* mmgr) QSE_CPP_NOEXCEPT: Mmged(mmgr)
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{
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this->setName (n);
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}
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Path::Path (const qse_wchar_t* n, Mmgr* mmgr) QSE_CPP_NOEXCEPT: Mmged(mmgr)
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{
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this->setName (n);
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}
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Path::Path (const Path& path) QSE_CPP_NOEXCEPT: Mmged(path)
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{
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qse_strxcpy (this->full_path, QSE_COUNTOF(this->full_path), path.full_path);
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this->set_base_name ();
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}
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Path& Path::operator= (const Path& path) QSE_CPP_NOEXCEPT
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{
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if (this != &path)
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{
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this->setMmgr (path.getMmgr());
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qse_strxcpy (this->full_path, QSE_COUNTOF(this->full_path), path.full_path);
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this->set_base_name ();
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}
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return *this;
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}
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void Path::setName (const qse_mchar_t* n) QSE_CPP_NOEXCEPT
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{
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if (n == QSE_NULL || n[0] == QSE_MT('\0')) this->set_to_root();
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else
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{
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#if defined(QSE_CHAR_IS_MCHAR)
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qse_mbsxcpy (this->full_path, QSE_COUNTOF(this->full_path), n);
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#else
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qse_size_t ml, wl = QSE_COUNTOF(this->full_path);
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qse_mbstowcsall (n, &ml, this->full_path, &wl);
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#endif
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this->set_base_name ();
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}
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}
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void Path::setName (const qse_wchar_t* n) QSE_CPP_NOEXCEPT
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{
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if (n == QSE_NULL || n[0] == QSE_WT('\0')) this->set_to_root();
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else
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{
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#if defined(QSE_CHAR_IS_MCHAR)
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qse_size_t ml = QSE_COUNTOF(this->full_path), wl;
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qse_wcstombs (n, &wl, this->full_path, &ml);
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#else
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qse_wcsxcpy (this->full_path, QSE_COUNTOF(this->full_path), n);
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#endif
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this->set_base_name ();
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}
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}
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#if 0
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bool Path::exists (const qse_mchar_t* path) QSE_CPP_NOEXCEPT
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{
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#if defined(QSE_ACCESS) && defined(F_OK)
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return QSE_ACCESS(path, F_OK) == 0;
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#else
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# error UNSUPPORTED PLATFORM
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#endif
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}
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bool Path::exists (const qse_wchar_t* path) QSE_CPP_NOEXCEPT
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{
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return true;
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}
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int Path::getSize (const qse_mchar_t* path, qse_foff_t* sz) QSE_CPP_NOEXCEPT
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{
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#if defined(QSE_STAT)
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/* use stat() instead of lstat() to get the information about the actual file whe the path is a symbolic link */
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qse_stat_t st;
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if (QSE_STAT(path, &st) == -1) return -1;
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*sz = st.st_size;
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return 0;
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#else
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# error UNSUPPORTED PLATFORM
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#endif
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}
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int Path::getSize (const qse_wchar_t* path, qse_foff_t* sz) QSE_CPP_NOEXCEPT
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{
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return -1;
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}
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bool Path::isWritable () const QSE_CPP_NOEXCEPT
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{
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return ::qse_access (this->full_path, QSE_ACCESS_WRITE) == 0;
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}
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bool Path::isReadable () const QSE_CPP_NOEXCEPT
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{
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return ::qse_access (this->full_path, QSE_ACCESS_READ) == 0;
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}
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bool Path::isReadWritable () QSE_CPP_NOEXCEPT
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{
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return ::qse_access (this->full_path, QSE_ACCESS_READ | QSE_ACCESS_WRITE) == 0;
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}
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#if !defined(_WIN32)
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bool Path::isExecutable () QSE_CPP_NOEXCEPT
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{
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return ::qse_access (this->full_path, QSE_ACCESS_EXECUTE) == 0;
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}
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#endif
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bool Path::isDir (const qse_char_t* path) QSE_CPP_NOEXCEPT
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{
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int n;
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qse_stat_t st;
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n = ::qse_stat (path, &st);
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if (n == -1) return 0;
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#if defined(_WIN32)
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return (st.st_mode & _S_IFDIR) != 0;
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#else
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return S_ISDIR(st.st_mode);
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#endif
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}
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bool Path::isRegular (const qse_char_t* path) QSE_CPP_NOEXCEPT
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{
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int n;
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qse_stat_t st;
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n = ::qse_stat(path, &st);
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if (n == -1) return 0;
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#if defined(_WIN32)
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return (st.st_mode & _S_IFREG) != 0;
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#else
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return S_ISREG(st.st_mode);
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#endif
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}
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#endif
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int Path::chmod (const qse_mchar_t* path, qse_fmode_t mode) QSE_CPP_NOEXCEPT
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{
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#if defined(QSE_CHMOD)
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return QSE_CHMOD(path, mode);
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#else
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# error UNSUPPORTED PLATFORM
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#endif
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}
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int Path::chmod (const qse_wchar_t* path, qse_fmode_t mode) QSE_CPP_NOEXCEPT
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{
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#if defined(QSE_CHMOD)
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qse_mchar_t* xpath = qse_wcstombsdup(path, QSE_NULL, QSE_MMGR_GETDFL());
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if (!xpath) return -1;
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return QSE_CHMOD(xpath, mode);
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#else
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# error UNSUPPORTED PLATFORM
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#endif
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}
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int Path::unlink (const qse_mchar_t* path) QSE_CPP_NOEXCEPT
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{
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#if defined(QSE_UNLINK)
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return QSE_UNLINK(path);
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#else
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# error UNSUPPORTED PLATFORM
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#endif
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}
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int Path::unlink (const qse_wchar_t* path) QSE_CPP_NOEXCEPT
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{
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#if defined(QSE_UNLINK)
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qse_mchar_t* xpath = qse_wcstombsdup(path, QSE_NULL, QSE_MMGR_GETDFL());
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if (!xpath) return -1;
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return QSE_UNLINK(xpath);
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#else
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# error UNSUPPORTED PLATFORM
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#endif
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}
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int Path::mkdir (const qse_mchar_t* path, qse_fmode_t mode) QSE_CPP_NOEXCEPT
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{
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#if defined(QSE_MKDIR)
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return QSE_MKDIR(path, mode);
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#else
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# error UNSUPPORTED PLATFORM
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#endif
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}
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int Path::mkdir (const qse_wchar_t* path, qse_fmode_t mode) QSE_CPP_NOEXCEPT
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{
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#if defined(QSE_MKDIR)
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qse_mchar_t* xpath = qse_wcstombsdup(path, QSE_NULL, QSE_MMGR_GETDFL());
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if (!xpath) return -1;
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return QSE_MKDIR(xpath, mode);
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#else
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# error UNSUPPORTED PLATFORM
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#endif
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}
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void Path::set_base_name () QSE_CPP_NOEXCEPT
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{
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qse_size_t len = qse_strlen(this->full_path);
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QSE_ASSERT (len > 0);
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for (qse_size_t i = len; i > 0; i--)
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{
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#if defined(_WIN32)
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if ((this->full_path[i - 1] == QSE_T('/') || this->full_path[i - 1] == QSE_T('\\')) && i != len)
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{
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#else
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if (this->full_path[i - 1] == QSE_T('/') && i != len)
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{
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#endif
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const qse_char_t* p = this->full_path;
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#if defined(_WIN32)
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if (this->full_path[len - 1] == QSE_T('/') || this->full_path[len - 1] == QSE_T('\\'))
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#else
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if (this->full_path[len - 1] == QSE_T('/'))
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#endif
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qse_strxncpy (this->base_name, QSE_COUNTOF(this->base_name), &p[i], len - i - 1);
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else
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qse_strxncpy (this->base_name, QSE_COUNTOF(this->base_name), &p[i], len - i);
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#if defined(_WIN32)
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if (i == 1 && (this->full_path[i - 1] == QSE_T('/') || this->full_path[i - 1] == QSE_T('\\')))
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#else
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if (i == 1 && this->full_path[i - 1] == QSE_T('/'))
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#endif
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qse_strxncpy (this->base_dir, QSE_COUNTOF(this->base_dir), p, i);
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else
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qse_strxncpy (this->base_dir, QSE_COUNTOF(this->base_dir), p, i - 1);
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return;
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}
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}
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#if defined(_WIN32)
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if (this->full_path[len - 1] == QSE_T('/') || this->full_path[len - 1] == QSE_T('\\'))
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#else
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if (this->full_path[len - 1] == QSE_T('/'))
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#endif
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qse_strxncpy (this->base_name, QSE_COUNTOF(this->base_name), this->full_path, len - 1);
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else
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qse_strxcpy (this->base_name, QSE_COUNTOF(this->base_name), this->full_path);
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#if defined(_WIN32)
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if (this->full_path[0] == QSE_T('/') || this->full_path[0] == QSE_T('\\'))
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#else
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if (this->full_path[0] == QSE_T('/'))
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#endif
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qse_strcpy (this->base_dir, QSE_T("/"));
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else
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qse_strcpy (this->base_dir, QSE_T(""));
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}
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void Path::set_to_root () QSE_CPP_NOEXCEPT
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{
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qse_strcpy (this->full_path, QSE_T("/"));
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//this->set_base_name ();
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qse_strcpy (this->base_name, QSE_T(""));
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qse_strcpy (this->base_dir, QSE_T("/"));
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}
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int Path::setToSelf (const qse_mchar_t* argv0) QSE_CPP_NOEXCEPT
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{
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qse_mchar_t p[MAX_LEN + 1];
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if (qse_get_prog_mbspath_with_mmgr(argv0, p, QSE_COUNTOF(p), this->getMmgr()) == -1) return -1;
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this->setName (p);
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return 0;
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}
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int Path::setToSelf (const qse_wchar_t* argv0) QSE_CPP_NOEXCEPT
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{
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qse_wchar_t p[MAX_LEN + 1];
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if (qse_get_prog_wcspath_with_mmgr(argv0, p, QSE_COUNTOF(p), this->getMmgr()) == -1) return -1;
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this->setName (p);
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return 0;
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}
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QSE_END_NAMESPACE(QSE)
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