mrbgems/mruby-io/include/mruby/ext/io.h

   1 /*
   2 ** io.h - IO class
   3 */
   4
   5 #ifndef MRUBY_IO_H
   6 #define MRUBY_IO_H
   7
   8 #if defined(__cplusplus)
   9 extern "C" {
  10 #endif
  11
  12 struct mrb_io {
  13   int fd;   /* file descriptor, or -1 */
  14   int fd2;  /* file descriptor to write if it's different from fd, or -1 */
  15   int pid;  /* child's pid (for pipes)  */
  16   unsigned int readable:1,
  17                writable:1,
  18                sync:1;
  19 };
  20
  21 #define FMODE_READABLE             0x00000001
  22 #define FMODE_WRITABLE             0x00000002
  23 #define FMODE_READWRITE            (FMODE_READABLE|FMODE_WRITABLE)
  24 #define FMODE_BINMODE              0x00000004
  25 #define FMODE_APPEND               0x00000040
  26 #define FMODE_CREATE               0x00000080
  27 #define FMODE_TRUNC                0x00000800
  28
  29 #define E_IO_ERROR                 (mrb_class_get(mrb, "IOError"))
  30 #define E_EOF_ERROR                (mrb_class_get(mrb, "EOFError"))
  31
  32 mrb_value mrb_io_fileno(mrb_state *mrb, mrb_value io);
  33
  34 #if defined(__cplusplus)
  35 } /* extern "C" { */
  36 #endif
  37 #endif /* MRUBY_IO_H */