diff options
Diffstat (limited to 'include/ruby')
-rw-r--r-- | include/ruby/io.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/include/ruby/io.h b/include/ruby/io.h index da7589f60c..2a2b991a6d 100644 --- a/include/ruby/io.h +++ b/include/ruby/io.h @@ -48,8 +48,15 @@ typedef struct rb_io_t { int rbuf_capa; VALUE tied_io_for_writing; - rb_encoding *enc; /* int_enc if enc2. ext_enc otherwise. */ - rb_encoding *enc2; /* ext_enc if not NULL. */ + + /* + * enc enc2 read action write action + * NULL NULL force_encoding(default_external) write the byte sequence of str + * e1 NULL force_encoding(e1) convert str.encoding to e1 + * e1 e2 convert from e2 to e1 convert from e1 to e2 + */ + rb_encoding *enc; + rb_encoding *enc2; rb_econv_t *readconv; char *crbuf; /* crbuf_off + crbuf_len <= crbuf_capa */ |