diff options
| -rw-r--r-- | mrbgems/mruby-io/src/io.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/mrbgems/mruby-io/src/io.c b/mrbgems/mruby-io/src/io.c index 8d215e781..57f4025d6 100644 --- a/mrbgems/mruby-io/src/io.c +++ b/mrbgems/mruby-io/src/io.c @@ -1487,8 +1487,10 @@ static mrb_value mrb_io_readchar(mrb_state *mrb, mrb_value self) { mrb_value buf; - unsigned char c; mrb_int len = 1; +#ifdef MRB_UTF8_STRING + unsigned char c; +#endif mrb_get_args(mrb, "S", &buf); mrb_assert(RSTRING_PTR(buf) > 0); |