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// file : libcutl/fs/auto-remove.hxx
// license : MIT; see accompanying LICENSE file
#ifndef LIBCUTL_FS_AUTO_REMOVE_HXX
#define LIBCUTL_FS_AUTO_REMOVE_HXX
#include <vector>
#include <utility>
#include <libcutl/fs/path.hxx>
#include <libcutl/fs/exception.hxx>
#include <libcutl/export.hxx>
namespace cutl
{
namespace fs
{
// Remove a file or an empty directory on destruction unless canceled.
//
struct LIBCUTL_EXPORT auto_remove
{
auto_remove ()
: canceled_ (true)
{
}
explicit
auto_remove (path const& p)
: path_ (p), canceled_ (false)
{
}
~auto_remove ();
void
cancel ()
{
canceled_ = true;
}
// Movable-only type. Move-assignment cancels the lhs object.
//
auto_remove (auto_remove&& x)
: path_ (std::move (x.path_)), canceled_ (x.canceled_)
{
x.canceled_ = true;
}
auto_remove&
operator= (auto_remove&& x)
{
if (this != &x)
{
path_ = std::move (x.path_);
canceled_ = x.canceled_;
x.canceled_ = true;
}
return *this;
}
auto_remove (auto_remove const&) = delete;
auto_remove& operator= (auto_remove const&) = delete;
private:
path path_;
bool canceled_;
};
// Remove a list of file or aempty directories on destruction unless
// canceled.
//
struct LIBCUTL_EXPORT auto_removes
{
auto_removes (): canceled_ (false) {}
~auto_removes ();
void
add (path const& p)
{
paths_.push_back (p);
}
void
cancel ()
{
canceled_ = true;
}
private:
auto_removes (auto_removes const&);
auto_removes&
operator= (auto_removes const&);
private:
typedef std::vector<path> paths;
paths paths_;
bool canceled_;
};
}
}
#endif // LIBCUTL_FS_AUTO_REMOVE_HXX
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