/home/mhx/git/github/libmoost/include/moost/io/tempdir.hpp

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/* vim:set ts=3 sw=3 sts=3 et: */
#ifndef MOOST_IO_TEMPDIR_HPP
#define MOOST_IO_TEMPDIR_HPP

#include <cstdlib>
#include <string>
#include <vector>
#include <stdexcept>
#include <boost/filesystem.hpp>

namespace moost { namespace io {

   class tempdir : public boost::filesystem::path
   {
      private:
         static std::string mktempdir(std::string const & pattern)
         {
            std::vector<char> buf(pattern.begin(), pattern.end());
            buf.push_back('\0'); // null terminate - thanks sven :)

            char const * path = mkdtemp(&buf[0]);

            if (!path)
            {
               throw std::runtime_error("unable to create tempdir");
            }

            return std::string(path);

         }
      public:
         tempdir(std::string pattern = "lastfm_moost_io_tempdir_XXXXXX")
            : boost::filesystem::path(mktempdir(pattern))
         {
         }

         ~tempdir()
         {
            // wave goodbye to your temporary directory
            boost::filesystem::remove_all(this->string());
         }
   };
}}

#endif