stringutils.cpp

Go to the documentation of this file.

/*
    Sheep - A Rigid Body Dynamics Engine
    Copyright (C) 2001-2004 Francois Beaune
    Contact: http://toxicengine.sourceforge.net/

    This file is part of Sheep.

    Sheep is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    Sheep 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Sheep; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#include "stringutils.h"    // include first

#include <cassert>

using namespace sheep;
using namespace std;

string sheep::StringUtils::NormalizePath(const string &s) {
    // Find first non blank character.
    string::size_type beg = s.find_first_not_of(" \t");

    if(beg == string::npos) {
        // Input string is empty or contains only spaces: return empty string.
        return string();
    }

    // Find last non blank character.
    string::size_type end = s.find_last_not_of(" \t");

    assert(end != string::npos);
    assert(end >= beg);

    // Extract new path.
    string new_path = s.substr(beg, end - beg + 1);

    // Add a slash at the end of the path if missing.
    const int last_char = new_path[new_path.size() - 1];
    if(last_char != '/' && last_char != '\\')
        new_path += '/';

    return new_path;
}

---