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/*
Copyright (C) 2001-2006, William Joseph.
All Rights Reserved.
This file is part of GtkRadiant.
GtkRadiant 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.
GtkRadiant 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 GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#if !defined(INCLUDED_FS_PATH_H)
#define INCLUDED_FS_PATH_H
#include "stream/stringstream.h"
/// \brief A unix-style path string which can be modified at runtime.
///
/// - Maintains a path ending in a path-separator.
/// - Provides a limited STL-style interface to push and pop file or directory names at the end of the path.
class UnixPath
{
StringBuffer m_string;
void check_separator()
{
if(!empty() && m_string.back() != '/')
{
m_string.push_back('/');
}
}
public:
/// \brief Constructs with the directory \p root.
UnixPath(const char* root)
: m_string(root)
{
check_separator();
}
bool empty() const
{
return m_string.empty();
}
const char* c_str() const
{
return m_string.c_str();
}
/// \brief Appends the directory \p name.
void push(const char* name)
{
m_string.push_string(name);
check_separator();
}
/// \brief Appends the directory [\p first, \p last).
void push(const char* first, const char* last)
{
m_string.push_range(first, last);
check_separator();
}
/// \brief Appends the filename \p name.
void push_filename(const char* name)
{
m_string.push_string(name);
}
/// \brief Removes the last directory or filename appended.
void pop()
{
if(m_string.back() == '/')
{
m_string.pop_back();
}
while(!empty() && m_string.back() != '/')
{
m_string.pop_back();
}
}
};
#endif
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