* io.c (rb_io_extract_modeenc): should honor value of the

  textmode: and binmode: options.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19650 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 2 deletions

diff --git a/io.c b/io.c
index 774f3e7e18..7985aebd7f 100644
--- a/io.c
+++ b/io.c
@@ -3922,10 +3922,10 @@ rb_io_extract_modeenc(VALUE *vmode_p, VALUE *vperm_p, VALUE opthash,
     else {
 	VALUE v;
 	v = rb_hash_aref(opthash, sym_textmode);
-	if (!NIL_P(v))
+	if (!NIL_P(v) && RTEST(v))
             fmode |= FMODE_TEXTMODE;
 	v = rb_hash_aref(opthash, sym_binmode);
-	if (!NIL_P(v)) {
+	if (!NIL_P(v) && RTEST(v)) {
             fmode |= FMODE_BINMODE;
 #ifdef O_BINARY
             oflags |= O_BINARY;