Fix line endings
This commit is contained in:
Frederic Bouvier
parent
02462d1752
commit
d314b6a552
@ -1,368 +1,368 @@
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// sg_path.cxx -- routines to abstract out path separator differences
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// between MacOS and the rest of the world
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//
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// Written by Curtis L. Olson, started April 1999.
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//
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// Copyright (C) 1999 Curtis L. Olson - http://www.flightgear.org/~curt
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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 General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// $Id$
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#include <simgear/compiler.h>
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#include <simgear_config.h>
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#include <simgear/debug/logstream.hxx>
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#include <stdio.h>
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#include <sys/stat.h>
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#ifdef _WIN32
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# include <direct.h>
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#endif
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#include "sg_path.hxx"
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using std::string;
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/**
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* define directory path separators
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*/
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static const char sgDirPathSep = '/';
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static const char sgDirPathSepBad = '\\';
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#ifdef _WIN32
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static const char sgSearchPathSep = ';';
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#else
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static const char sgSearchPathSep = ':';
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#endif
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// If Unix, replace all ":" with "/". In windoze, allow the
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// second character to be a ":" for things like c:\foo\bar
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void
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SGPath::fix()
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{
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for ( string::size_type i = 0; i < path.size(); ++i ) {
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#if defined( WIN32 )
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// for windoze, don't replace the ":" for the second character
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if ( i == 1 ) {
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continue;
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}
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#endif
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if ( path[i] == sgDirPathSepBad ) {
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path[i] = sgDirPathSep;
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}
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}
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}
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// default constructor
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SGPath::SGPath()
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: path(""),
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_cached(false)
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{
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}
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// create a path based on "path"
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SGPath::SGPath( const std::string& p )
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: path(p),
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_cached(false)
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{
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fix();
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}
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// create a path based on "path" and a "subpath"
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SGPath::SGPath( const SGPath& p, const std::string& r )
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: path(p.path),
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_cached(false)
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{
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append(r);
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fix();
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}
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SGPath::SGPath(const SGPath& p) :
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path(p.path),
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_cached(p._cached),
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_exists(p._exists),
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_isDir(p._isDir),
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_isFile(p._isFile)
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{
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}
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SGPath& SGPath::operator=(const SGPath& p)
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{
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path = p.path;
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_cached = p._cached;
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_exists = p._exists;
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_isDir = p._isDir;
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_isFile = p._isFile;
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return *this;
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}
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// destructor
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SGPath::~SGPath() {
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}
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// set path
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void SGPath::set( const string& p ) {
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path = p;
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fix();
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_cached = false;
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}
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// append another piece to the existing path
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void SGPath::append( const string& p ) {
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if ( path.size() == 0 ) {
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path = p;
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} else {
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if ( p[0] != sgDirPathSep ) {
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path += sgDirPathSep;
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}
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path += p;
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}
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fix();
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_cached = false;
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}
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//add a new path component to the existing path string
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void SGPath::add( const string& p ) {
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append( sgSearchPathSep+p );
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}
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// concatenate a string to the end of the path without inserting a
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// path separator
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void SGPath::concat( const string& p ) {
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if ( path.size() == 0 ) {
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path = p;
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} else {
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path += p;
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}
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fix();
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_cached = false;
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}
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// Get the file part of the path (everything after the last path sep)
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string SGPath::file() const {
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int index = path.rfind(sgDirPathSep);
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if (index >= 0) {
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return path.substr(index + 1);
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} else {
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return "";
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}
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}
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// get the directory part of the path.
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string SGPath::dir() const {
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int index = path.rfind(sgDirPathSep);
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if (index >= 0) {
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return path.substr(0, index);
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} else {
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return "";
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}
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}
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// get the base part of the path (everything but the extension.)
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string SGPath::base() const {
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int index = path.rfind(".");
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if ((index >= 0) && (path.find("/", index) == string::npos)) {
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return path.substr(0, index);
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} else {
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return "";
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}
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}
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// get the extension (everything after the final ".")
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// but make sure no "/" follows the "." character (otherwise it
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// is has to be a directory name containing a ".").
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string SGPath::extension() const {
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int index = path.rfind(".");
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if ((index >= 0) && (path.find("/", index) == string::npos)) {
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return path.substr(index + 1);
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} else {
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return "";
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}
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}
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void SGPath::validate() const
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{
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if (_cached) {
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return;
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}
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#ifdef _WIN32
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struct _stat buf ;
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bool remove_trailing = false;
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if ( path.length() > 1 && path[path.length()-1] == '/' )
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remove_trailing=true;
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if (_stat (path.substr(0,remove_trailing?path.length()-1:path.length()).c_str(), &buf ) < 0) {
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_exists = false;
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} else {
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_exists = true;
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_isFile = ((S_IFREG & buf.st_mode ) !=0);
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_isDir = ((S_IFDIR & buf.st_mode ) !=0);
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}
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#else
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struct stat buf ;
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if (stat(path.c_str(), &buf ) < 0) {
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_exists = false;
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} else {
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_exists = true;
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_isFile = ((S_ISREG(buf.st_mode )) != 0);
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_isDir = ((S_ISDIR(buf.st_mode )) != 0);
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}
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#endif
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_cached = true;
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}
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bool SGPath::exists() const
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{
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validate();
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return _exists;
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}
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bool SGPath::isDir() const
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{
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validate();
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return _exists && _isDir;
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}
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bool SGPath::isFile() const
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{
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validate();
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return _exists && _isFile;
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}
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#ifdef _WIN32
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# define sgMkDir(d,m) _mkdir(d)
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#else
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# define sgMkDir(d,m) mkdir(d,m)
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#endif
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int SGPath::create_dir( mode_t mode ) {
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string_list dirlist = sgPathSplit(dir());
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if ( dirlist.empty() )
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return -1;
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string path = dirlist[0];
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string_list path_elements = sgPathBranchSplit(path);
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bool absolute = !path.empty() && path[0] == sgDirPathSep;
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unsigned int i = 1;
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SGPath dir = absolute ? string( 1, sgDirPathSep ) : "";
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dir.concat( path_elements[0] );
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#ifdef _WIN32
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if ( dir.str().find(':') != string::npos && path_elements.size() >= 2 ) {
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dir.append( path_elements[1] );
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i = 2;
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}
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#endif
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struct stat info;
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int r;
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for(; ( r = stat( dir.c_str(), &info ) ) == 0 && i < path_elements.size(); i++) {
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dir.append(path_elements[i]);
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}
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if ( r == 0 ) {
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return 0; // Directory already exists
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}
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if ( sgMkDir( dir.c_str(), mode) ) {
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SG_LOG( SG_IO, SG_ALERT, "Error creating directory: " + dir.str() );
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return -2;
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}
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for(; i < path_elements.size(); i++) {
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dir.append(path_elements[i]);
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if ( sgMkDir( dir.c_str(), mode) ) {
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SG_LOG( SG_IO, SG_ALERT, "Error creating directory: " + dir.str() );
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return -2;
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}
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}
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return 0;
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}
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string_list sgPathBranchSplit( const string &dirpath ) {
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string_list path_elements;
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string element, path = dirpath;
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while ( path.size() ) {
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size_t p = path.find( sgDirPathSep );
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if ( p != string::npos ) {
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element = path.substr( 0, p );
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path.erase( 0, p + 1 );
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} else {
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element = path;
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path = "";
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}
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if ( element.size() )
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path_elements.push_back( element );
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}
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return path_elements;
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}
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string_list sgPathSplit( const string &search_path ) {
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string tmp = search_path;
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string_list result;
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result.clear();
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bool done = false;
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while ( !done ) {
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int index = tmp.find(sgSearchPathSep);
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if (index >= 0) {
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result.push_back( tmp.substr(0, index) );
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tmp = tmp.substr( index + 1 );
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} else {
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if ( !tmp.empty() )
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result.push_back( tmp );
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done = true;
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}
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}
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return result;
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}
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bool SGPath::isAbsolute() const
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{
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if (path.empty()) {
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return false;
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}
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#ifdef _WIN32
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// detect '[A-Za-z]:/'
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if (path.size() > 2) {
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if (isalpha(path[0]) && (path[1] == ':') && (path[2] == sgDirPathSep)) {
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return true;
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}
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}
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#endif
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return (path[0] == sgDirPathSep);
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}
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bool SGPath::isNull() const
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{
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return path.empty() || (path == "");
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}
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// sg_path.cxx -- routines to abstract out path separator differences
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// between MacOS and the rest of the world
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//
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// Written by Curtis L. Olson, started April 1999.
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//
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// Copyright (C) 1999 Curtis L. Olson - http://www.flightgear.org/~curt
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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 General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// $Id$
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#include <simgear/compiler.h>
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#include <simgear_config.h>
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#include <simgear/debug/logstream.hxx>
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#include <stdio.h>
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#include <sys/stat.h>
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#ifdef _WIN32
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# include <direct.h>
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#endif
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#include "sg_path.hxx"
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using std::string;
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/**
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* define directory path separators
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*/
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static const char sgDirPathSep = '/';
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static const char sgDirPathSepBad = '\\';
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#ifdef _WIN32
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static const char sgSearchPathSep = ';';
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#else
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static const char sgSearchPathSep = ':';
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#endif
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// If Unix, replace all ":" with "/". In windoze, allow the
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// second character to be a ":" for things like c:\foo\bar
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void
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SGPath::fix()
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{
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for ( string::size_type i = 0; i < path.size(); ++i ) {
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#if defined( WIN32 )
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// for windoze, don't replace the ":" for the second character
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if ( i == 1 ) {
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continue;
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}
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#endif
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if ( path[i] == sgDirPathSepBad ) {
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path[i] = sgDirPathSep;
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}
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}
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}
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// default constructor
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SGPath::SGPath()
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: path(""),
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_cached(false)
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{
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}
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// create a path based on "path"
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SGPath::SGPath( const std::string& p )
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: path(p),
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_cached(false)
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{
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fix();
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}
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// create a path based on "path" and a "subpath"
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SGPath::SGPath( const SGPath& p, const std::string& r )
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: path(p.path),
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_cached(false)
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{
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append(r);
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fix();
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}
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SGPath::SGPath(const SGPath& p) :
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path(p.path),
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_cached(p._cached),
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_exists(p._exists),
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_isDir(p._isDir),
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_isFile(p._isFile)
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{
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}
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SGPath& SGPath::operator=(const SGPath& p)
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{
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path = p.path;
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_cached = p._cached;
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_exists = p._exists;
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_isDir = p._isDir;
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_isFile = p._isFile;
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return *this;
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}
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// destructor
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SGPath::~SGPath() {
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}
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// set path
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void SGPath::set( const string& p ) {
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path = p;
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fix();
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_cached = false;
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}
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// append another piece to the existing path
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void SGPath::append( const string& p ) {
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if ( path.size() == 0 ) {
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path = p;
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} else {
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if ( p[0] != sgDirPathSep ) {
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path += sgDirPathSep;
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}
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path += p;
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}
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fix();
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_cached = false;
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}
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//add a new path component to the existing path string
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void SGPath::add( const string& p ) {
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append( sgSearchPathSep+p );
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}
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// concatenate a string to the end of the path without inserting a
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// path separator
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void SGPath::concat( const string& p ) {
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if ( path.size() == 0 ) {
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path = p;
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} else {
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path += p;
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}
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fix();
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_cached = false;
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}
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// Get the file part of the path (everything after the last path sep)
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string SGPath::file() const {
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int index = path.rfind(sgDirPathSep);
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if (index >= 0) {
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return path.substr(index + 1);
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} else {
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return "";
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}
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}
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// get the directory part of the path.
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string SGPath::dir() const {
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int index = path.rfind(sgDirPathSep);
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if (index >= 0) {
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return path.substr(0, index);
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} else {
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return "";
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}
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}
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// get the base part of the path (everything but the extension.)
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string SGPath::base() const {
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int index = path.rfind(".");
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if ((index >= 0) && (path.find("/", index) == string::npos)) {
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return path.substr(0, index);
|
||||
} else {
|
||||
return "";
|
||||
}
|
||||
}
|
||||
|
||||
// get the extension (everything after the final ".")
|
||||
// but make sure no "/" follows the "." character (otherwise it
|
||||
// is has to be a directory name containing a ".").
|
||||
string SGPath::extension() const {
|
||||
int index = path.rfind(".");
|
||||
if ((index >= 0) && (path.find("/", index) == string::npos)) {
|
||||
return path.substr(index + 1);
|
||||
} else {
|
||||
return "";
|
||||
}
|
||||
}
|
||||
|
||||
void SGPath::validate() const
|
||||
{
|
||||
if (_cached) {
|
||||
return;
|
||||
}
|
||||
|
||||
#ifdef _WIN32
|
||||
struct _stat buf ;
|
||||
|
||||
bool remove_trailing = false;
|
||||
if ( path.length() > 1 && path[path.length()-1] == '/' )
|
||||
remove_trailing=true;
|
||||
if (_stat (path.substr(0,remove_trailing?path.length()-1:path.length()).c_str(), &buf ) < 0) {
|
||||
_exists = false;
|
||||
} else {
|
||||
_exists = true;
|
||||
_isFile = ((S_IFREG & buf.st_mode ) !=0);
|
||||
_isDir = ((S_IFDIR & buf.st_mode ) !=0);
|
||||
}
|
||||
|
||||
#else
|
||||
struct stat buf ;
|
||||
|
||||
if (stat(path.c_str(), &buf ) < 0) {
|
||||
_exists = false;
|
||||
} else {
|
||||
_exists = true;
|
||||
_isFile = ((S_ISREG(buf.st_mode )) != 0);
|
||||
_isDir = ((S_ISDIR(buf.st_mode )) != 0);
|
||||
}
|
||||
|
||||
#endif
|
||||
_cached = true;
|
||||
}
|
||||
|
||||
bool SGPath::exists() const
|
||||
{
|
||||
validate();
|
||||
return _exists;
|
||||
}
|
||||
|
||||
bool SGPath::isDir() const
|
||||
{
|
||||
validate();
|
||||
return _exists && _isDir;
|
||||
}
|
||||
|
||||
bool SGPath::isFile() const
|
||||
{
|
||||
validate();
|
||||
return _exists && _isFile;
|
||||
}
|
||||
|
||||
#ifdef _WIN32
|
||||
# define sgMkDir(d,m) _mkdir(d)
|
||||
#else
|
||||
# define sgMkDir(d,m) mkdir(d,m)
|
||||
#endif
|
||||
|
||||
|
||||
int SGPath::create_dir( mode_t mode ) {
|
||||
string_list dirlist = sgPathSplit(dir());
|
||||
if ( dirlist.empty() )
|
||||
return -1;
|
||||
string path = dirlist[0];
|
||||
string_list path_elements = sgPathBranchSplit(path);
|
||||
bool absolute = !path.empty() && path[0] == sgDirPathSep;
|
||||
|
||||
unsigned int i = 1;
|
||||
SGPath dir = absolute ? string( 1, sgDirPathSep ) : "";
|
||||
dir.concat( path_elements[0] );
|
||||
#ifdef _WIN32
|
||||
if ( dir.str().find(':') != string::npos && path_elements.size() >= 2 ) {
|
||||
dir.append( path_elements[1] );
|
||||
i = 2;
|
||||
}
|
||||
#endif
|
||||
struct stat info;
|
||||
int r;
|
||||
for(; ( r = stat( dir.c_str(), &info ) ) == 0 && i < path_elements.size(); i++) {
|
||||
dir.append(path_elements[i]);
|
||||
}
|
||||
if ( r == 0 ) {
|
||||
return 0; // Directory already exists
|
||||
}
|
||||
if ( sgMkDir( dir.c_str(), mode) ) {
|
||||
SG_LOG( SG_IO, SG_ALERT, "Error creating directory: " + dir.str() );
|
||||
return -2;
|
||||
}
|
||||
for(; i < path_elements.size(); i++) {
|
||||
dir.append(path_elements[i]);
|
||||
if ( sgMkDir( dir.c_str(), mode) ) {
|
||||
SG_LOG( SG_IO, SG_ALERT, "Error creating directory: " + dir.str() );
|
||||
return -2;
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
string_list sgPathBranchSplit( const string &dirpath ) {
|
||||
string_list path_elements;
|
||||
string element, path = dirpath;
|
||||
while ( path.size() ) {
|
||||
size_t p = path.find( sgDirPathSep );
|
||||
if ( p != string::npos ) {
|
||||
element = path.substr( 0, p );
|
||||
path.erase( 0, p + 1 );
|
||||
} else {
|
||||
element = path;
|
||||
path = "";
|
||||
}
|
||||
if ( element.size() )
|
||||
path_elements.push_back( element );
|
||||
}
|
||||
return path_elements;
|
||||
}
|
||||
|
||||
|
||||
string_list sgPathSplit( const string &search_path ) {
|
||||
string tmp = search_path;
|
||||
string_list result;
|
||||
result.clear();
|
||||
|
||||
bool done = false;
|
||||
|
||||
while ( !done ) {
|
||||
int index = tmp.find(sgSearchPathSep);
|
||||
if (index >= 0) {
|
||||
result.push_back( tmp.substr(0, index) );
|
||||
tmp = tmp.substr( index + 1 );
|
||||
} else {
|
||||
if ( !tmp.empty() )
|
||||
result.push_back( tmp );
|
||||
done = true;
|
||||
}
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
bool SGPath::isAbsolute() const
|
||||
{
|
||||
if (path.empty()) {
|
||||
return false;
|
||||
}
|
||||
|
||||
#ifdef _WIN32
|
||||
// detect '[A-Za-z]:/'
|
||||
if (path.size() > 2) {
|
||||
if (isalpha(path[0]) && (path[1] == ':') && (path[2] == sgDirPathSep)) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
return (path[0] == sgDirPathSep);
|
||||
}
|
||||
|
||||
bool SGPath::isNull() const
|
||||
{
|
||||
return path.empty() || (path == "");
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user