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authormatz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2002-09-03 05:20:14 +0000
committermatz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2002-09-03 05:20:14 +0000
commit6f484e4930be69c58462dd11c97663e6c8488b8e (patch)
tree324b1dbdf4149be943eb3cbff26ad7f377e53dc0 /io.c
parent20254d4e133331e69e6aa7514e1e72ad7d14d496 (diff)
* variable.c (rb_copy_generic_ivar): remove old generic instance
variable table if it existes. * class.c (rb_make_metaclass): metaclass of a metaclass is a metaclass itself. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2784 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'io.c')
-rw-r--r--io.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/io.c b/io.c
index 7de74befde..28cb8a51c7 100644
--- a/io.c
+++ b/io.c
@@ -177,6 +177,7 @@ rb_io_taint_check(io)
{
if (!OBJ_TAINTED(io) && rb_safe_level() >= 4)
rb_raise(rb_eSecurityError, "Insecure: operation on untainted IO");
+ rb_check_frozen(io);
return io;
}
@@ -2270,6 +2271,7 @@ rb_io_become(clone, io)
char *mode;
io = rb_io_get_io(io);
+ if (clone == io) return clone;
GetOpenFile(io, orig);
MakeOpenFile(clone, fptr);