1 // sg_path.cxx -- routines to abstract out path separator differences
2 // between MacOS and the rest of the world
4 // Written by Curtis L. Olson, started April 1999.
6 // Copyright (C) 1999 Curtis L. Olson - curt@flightgear.org
8 // This library is free software; you can redistribute it and/or
9 // modify it under the terms of the GNU Library General Public
10 // License as published by the Free Software Foundation; either
11 // version 2 of the License, or (at your option) any later version.
13 // This library is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 // Library General Public License for more details.
18 // You should have received a copy of the GNU Library General Public
19 // License along with this library; if not, write to the
20 // Free Software Foundation, Inc., 59 Temple Place - Suite 330,
21 // Boston, MA 02111-1307, USA.
26 #include "sg_path.hxx"
29 // If Unix, replace all ":" with "/". If MacOS, replace all "/" with
30 // ":" it should go without saying that neither of these characters
31 // should be used in file or directory names. In windoze, allow the
32 // second character to be a ":" for things like c:\foo\bar
34 static string fix_path( const string path ) {
37 for ( int i = 0; i < (int)path.size(); ++i ) {
39 // for windoze, don't replace the ":" for the second character
44 if ( result[i] == SG_BAD_PATH_SEP ) {
45 result[i] = SG_PATH_SEP;
53 // default constructor
59 // create a path based on "path"
60 SGPath::SGPath( const string p ) {
71 void SGPath::set( const string p ) {
76 // append another piece to the existing path
77 void SGPath::append( const string p ) {
78 string part = fix_path( p );
80 if ( path.size() == 0 ) {
83 if ( part[0] != SG_PATH_SEP ) {
91 // concatenate a string to the end of the path without inserting a
93 void SGPath::concat( const string p ) {
94 string part = fix_path( p );
96 if ( path.size() == 0 ) {
104 // get the directory part of the path.
105 string SGPath::dir() {
106 int index = path.rfind(SG_PATH_SEP);
108 return path.substr(0, index);