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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, typename K>
inline bool basic_path<C, K>::
absolute () const
{
#ifdef _WIN32
return this->path_.size () > 1 && this->path_[1] == ':';
#else
return !this->path_.empty () && traits::is_separator (this->path_[0]);
#endif
}
template <typename C, typename K>
inline bool basic_path<C, K>::
root () const
{
#ifdef _WIN32
return this->path_.size () == 2 && this->path_[1] == ':';
#else
return this->path_.size () == 1 && traits::is_separator (this->path_[0]);
#endif
}
template <typename C, typename K>
inline bool basic_path<C, K>::
sub (const basic_path& p) const
{
size_type n (p.path_.size ());
if (n == 0)
return true;
size_type m (this->path_.size ());
// The second condition guards against the /foo-bar vs /foo case.
//
return m >= n && this->path_.compare (0, n, p.path_) == 0 &&
(traits::is_separator (p.path_.back ()) || // p ends with a separator
m == n || // *this == p
traits::is_separator (this->path_[n])); // next char is a separator
}
template <typename C, typename K>
inline bool basic_path<C, K>::
sup (const basic_path& p) const
{
size_type n (p.path_.size ());
if (n == 0)
return true;
size_type m (this->path_.size ());
// The second condition guards against the /foo-bar vs bar case.
//
return m >= n && this->path_.compare (m - n, n, p.path_) == 0 &&
(m == n || // *this == p
traits::is_separator (this->path_[m - n - 1])); // prev char separator
}
template <typename C, typename K>
inline basic_path<C, K>& basic_path<C, K>::
complete ()
{
if (relative ())
*this = current () / *this;
return *this;
}
template <typename C, typename K>
inline typename basic_path<C, K>::dir_type basic_path<C, K>::
root_directory () const
{
return absolute ()
#ifdef _WIN32
? dir_type (this->path_, 2)
#else
? dir_type ("/")
#endif
: dir_type ();
}
template <typename C, typename K>
inline basic_path<C, K> basic_path<C, K>::
base () const
{
size_type p (traits::find_extension (this->path_));
return p != string_type::npos
? basic_path (this->path_.c_str (), p)
: *this;
}
template <typename C, typename K>
inline const C* basic_path<C, K>::
extension () const
{
size_type p (traits::find_extension (this->path_));
return p != string_type::npos ? this->path_.c_str () + p + 1 : nullptr;
}
#ifndef _WIN32
template <typename C, typename K>
inline typename basic_path<C, K>::string_type basic_path<C, K>::
posix_string () const
{
return string ();
}
#endif
}
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