src/filename.cpp (be85cfc) - dxfngc · BlinkenArea

filename.cpp

/* drawing (DXF) to G-code (NGC) converter
 * Copyright 2013 Stefan Schuermans <stefan@schuermans.info>
 * Copyleft: CC-BY-SA http://creativecommons.org/licenses/by-sa/3.0/
 */

#include <string>

#include "filename.h"

/**
 * @brief get directory part of path
 * @param[in] path full absolute or relative path
 * @return directory part of file name, ending with a slash or empty
 */
std::string filename_get_dir(const std::string &path)
{
  // search last slash
  std::string::size_type ls = path.rfind('/');

// no slash -> empty directory part
  if (ls == std::string::npos)
    return "";

// return everything including the slash
  return path.substr(0, ls + 1);
}

/**
 * @brief re-base path
 * @param[in] path full absolute or relative path to re-base
 * @param[in] base base dir to re-base path to, ending with a slash or empty
 * @return re-based path
 */
std::string filename_rebase(const std::string &path, const std::string &base)
{
  // path is absolute -> do not change it
  if (path.length() >= 1 && path.at(0) == '/')
    return path;

// prepend base directory to path
  return base + path;
}

dxfngc

initial version, DXFs can be read, some G-code can be produced