build/path.ixx


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// file      : build/path.ixx -*- C++ -*-
// copyright : Copyright (c) 2014-2015 Code Synthesis Tools CC
// license   : MIT; see accompanying LICENSE file

#ifdef _WIN32
#  include <cctype>  // std::tolower
#  include <cwctype> // std::towlower
#endif

namespace build
{
#ifdef _WIN32
  template <>
  inline char path_traits<char>::
  tolower (char c)
  {
    return std::tolower (c);
  }

  template <>
  inline wchar_t path_traits<wchar_t>::
  tolower (wchar_t c)
  {
    return std::towlower (c);
  }
#endif

  template <typename C>
  inline bool basic_path<C>::
  absolute () const
  {
#ifdef _WIN32
    return path_.size () > 1 && path_[1] == ':';
#else
    return !path_.empty () && traits::is_separator (path_[0]);
#endif
  }

  template <typename C>
  inline bool basic_path<C>::
  root () const
  {
#ifdef _WIN32
    return path_.size () == 2 && path_[1] == ':';
#else
    return path_.size () == 1 && traits::is_separator (path_[0]);
#endif
  }

  template <typename C>
  inline basic_path<C>& basic_path<C>::
  complete ()
  {
    if (relative ())
      *this = current () / *this;

    return *this;
  }

  template <typename C>
  inline basic_path<C> basic_path<C>::
  root_directory () const
  {
    return absolute ()
#ifdef _WIN32
      ? path (path_, 2)
#else
      ? path ("/")
#endif
      : path ();
  }

  template <typename C>
  inline basic_path<C> basic_path<C>::
  base () const
  {
    size_type p (traits::find_extension (path_));
    return p != string_type::npos ? basic_path (path_.c_str (), p) : *this;
  }

  template <typename C>
  inline const C* basic_path<C>::
  extension () const
  {
    size_type p (traits::find_extension (path_));
    return p != string_type::npos ? path_.c_str () + p + 1 : nullptr;
  }

#ifndef _WIN32
  template <typename C>
  inline typename basic_path<C>::string_type basic_path<C>::
  posix_string () const
  {
    return string ();
  }
#endif
}