common/alfstream.h

   1 #ifndef AL_FSTREAM_H
   2 #define AL_FSTREAM_H
   3
   4 #ifdef _WIN32
   5
   6 #include <string>
   7 #include <fstream>
   8
   9
  10 namespace al {
  11
  12 // Inherit from std::ifstream to accept UTF-8 filenames
  13 class ifstream final : public std::ifstream {
  14 public:
  15     explicit ifstream(const char *filename, std::ios_base::openmode mode=std::ios_base::in);
  16     explicit ifstream(const std::string &filename, std::ios_base::openmode mode=std::ios_base::in)
  17         : ifstream{filename.c_str(), mode} { }
  18
  19     explicit ifstream(const wchar_t *filename, std::ios_base::openmode mode=std::ios_base::in)
  20         : std::ifstream{filename, mode} { }
  21     explicit ifstream(const std::wstring &filename, std::ios_base::openmode mode=std::ios_base::in)
  22         : ifstream{filename.c_str(), mode} { }
  23
  24     void open(const char *filename, std::ios_base::openmode mode=std::ios_base::in);
  25     void open(const std::string &filename, std::ios_base::openmode mode=std::ios_base::in)
  26     { open(filename.c_str(), mode); }
  27
  28     ~ifstream() override;
  29 };
  30
  31 } // namespace al
  32
  33 #else /* _WIN32 */
  34
  35 #include <fstream>
  36
  37 namespace al {
  38
  39 using ifstream = std::ifstream;
  40
  41 } // namespace al
  42
  43 #endif /* _WIN32 */
  44
  45 #endif /* AL_FSTREAM_H */