184 lines
4.8 KiB
C++
184 lines
4.8 KiB
C++
// This may look like C code, but it is really -*- C++ -*-
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// ------------------------------------------------------------------
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// The Goldware Library
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// Copyright (C) 1999-2000 Alexander S. Aganichev
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// ------------------------------------------------------------------
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Library General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Library General Public License for more details.
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//
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// You should have received a copy of the GNU Library General Public
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// License along with this program; if not, write to the Free
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// Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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// MA 02111-1307, USA
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// ------------------------------------------------------------------
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// $Id$
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// ------------------------------------------------------------------
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// Directory maintenance class.
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// ------------------------------------------------------------------
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#include <gdirposx.h>
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#include <gstrall.h>
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#include <gwildmat.h>
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#ifndef _MSC_VER
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#include <dirent.h>
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#else
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#include <io.h>
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#endif
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#ifndef __HAVE_DRIVES__
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#include <pwd.h>
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#endif
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// ------------------------------------------------------------------
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gdirentry::gdirentry() : name(), dirname(NULL)
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{
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}
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// ------------------------------------------------------------------
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gdirentry::~gdirentry()
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{
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}
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// ------------------------------------------------------------------
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gposixdir::gposixdir() : dirname(), ret(), entries()
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{
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ok = false;
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}
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// ------------------------------------------------------------------
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gposixdir::gposixdir(const char *name) : dirname(), ret(), entries()
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{
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cd(name);
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}
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// ------------------------------------------------------------------
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gposixdir::~gposixdir()
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{
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}
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// ------------------------------------------------------------------
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#ifndef _MSC_VER
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void gposixdir::cd(const char *name, bool relative)
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{
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std::string ndirname;
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if(not *name)
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name = ".";
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if(relative) {
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dirname += "/";
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dirname += name;
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} else
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dirname = name;
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ok = maketruepath(dirname);
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entries.clear();
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DIR *d = opendir(dirname.c_str());
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if(d == NULL)
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ok = false;
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else {
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struct dirent *de;
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while((de=readdir(d)) != NULL) {
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ndirname = de->d_name;
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#ifdef __HAVE_DRIVES__
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if((ndirname != ".") and not ((ndirname == "..") and streql(dirname.c_str()+1, ":/")))
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#else
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if((ndirname != ".") and not ((ndirname == "..") and (dirname == "/")))
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#endif
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entries.push_back(ndirname);
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}
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closedir(d);
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rewind();
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}
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}
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#else
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void gposixdir::cd(const char *name, bool relative)
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{
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std::string ndirname;
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if(not *name)
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name = ".";
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if(relative) {
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dirname += "/";
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dirname += name;
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} else
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dirname = name;
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ok = maketruepath(dirname);
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entries.clear();
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ndirname = dirname;
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if ((ndirname.end() > ndirname.begin()) && (*(ndirname.end()-1) == '/'))
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ndirname += "*";
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else
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ndirname += "/*";
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struct _finddata_t de;
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#if defined(_MSC_VER) && _MSC_VER>1800
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intptr_t d = _findfirst(ndirname.c_str(), &de);
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#else
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long d = _findfirst(ndirname.c_str(), &de);
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#endif
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if(d == -1) {
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if(is_dir(dirname))
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ok = true;
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else
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ok = false;
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}
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else {
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do {
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ndirname = de.name;
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#ifdef __HAVE_DRIVES__
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if((ndirname != ".") and not ((ndirname == "..") and streql(dirname.c_str()+1, ":/")))
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#else
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if((ndirname != ".") and not ((ndirname == "..") and (dirname == "/")))
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#endif
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entries.push_back(ndirname);
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} while(_findnext(d, &de) == 0);
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_findclose(d);
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rewind();
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}
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}
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#endif
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// ------------------------------------------------------------------
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const gdirentry *gposixdir::nextentry(const char *mask, bool nameonly)
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{
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while(last_entry < entries.size()) {
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if(mask and not gwildmat(entries[last_entry].c_str(), mask)) {
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++last_entry;
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continue;
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}
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ret.name = entries[last_entry];
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ret.dirname = dirname.c_str();
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if(not nameonly) {
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std::string pn = ret.dirname;
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pn += "/";
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pn += ret.name;
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size_t skipfrom;
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while((skipfrom=pn.find("//")) != pn.npos)
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pn.erase(skipfrom, 1);
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stat(pn.c_str(), &ret.stat_info);
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}
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++last_entry;
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return &ret;
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}
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return NULL;
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}
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// ------------------------------------------------------------------
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