1 files changed, 60 insertions, 0 deletions
diff --git a/include/mruby/ext/io.h b/include/mruby/ext/io.h
new file mode 100644
index 000000000..7ecf0a4a4
--- /dev/null
+++ b/include/mruby/ext/io.h
@@ -0,0 +1,60 @@
+/*
+** io.h - IO class
+*/
+
+#ifndef MRUBY_IO_H
+#define MRUBY_IO_H
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+#include <errno.h>
+
+#include <unistd.h>
+#include <fcntl.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/wait.h>
+#include <stdio.h>
+#include <string.h>
+#include <limits.h>
+
+struct mrb_io {
+  int fd;                                 /* file descriptor          */
+  int fd2;                                /* file descriptor          */
+  int pid;                                /* child's pid (for pipes)  */
+};
+
+struct mrb_io_type {
+  const char *struct_name;
+  void (*dfree)(mrb_state *mrb, void *);
+};
+
+#define FMODE_READABLE             0x00000001
+#define FMODE_WRITABLE             0x00000002
+#define FMODE_READWRITE            (FMODE_READABLE|FMODE_WRITABLE)
+#define FMODE_BINMODE              0x00000004
+#define FMODE_SYNC                 0x00000008
+#define FMODE_TTY                  0x00000010
+#define FMODE_DUPLEX               0x00000020
+#define FMODE_APPEND               0x00000040
+#define FMODE_CREATE               0x00000080
+#define FMODE_WSPLIT               0x00000200
+#define FMODE_WSPLIT_INITIALIZED   0x00000400
+#define FMODE_TRUNC                0x00000800
+#define FMODE_TEXTMODE             0x00001000
+#define FMODE_SETENC_BY_BOM        0x00100000
+
+#define E_IO_ERROR                 (mrb_class_obj_get(mrb, "IOError"))
+#define E_EOF_ERROR                (mrb_class_obj_get(mrb, "EOFError"))
+
+mrb_value mrb_open_file(mrb_state *mrb, int argc, mrb_value *argv, mrb_value io);
+void fptr_finalize(mrb_state *mrb, struct mrb_io *fptr, int noraise);
+mrb_value mrb_file_exist(mrb_state *mrb, mrb_value fname);
+
+#if defined(__cplusplus)
+} /* extern "C" { */
+#endif
+#endif /* MRUBY_IO_H */