* error.c (rb_check_trusted): new function to check an object is

  trusted.
* struct.c (rb_struct_modify), time.c (time_modify): check by the
  above function to show proper class names.  [Bug #5036]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32569 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 16 insertions, 0 deletions

diff --git a/error.c b/error.c
index 53f5472efc..42f83682ea 100644
--- a/error.c
+++ b/error.c
@@ -1715,6 +1715,22 @@ rb_check_frozen(VALUE obj)
 }
 
 void
+rb_error_untrusted(VALUE obj)
+{
+    if (rb_safe_level() >= 4) {
+	rb_raise(rb_eSecurityError, "Insecure: can't modify %s",
+		 rb_obj_classname(obj));
+    }
+}
+
+#undef rb_check_trusted
+void
+rb_check_trusted(VALUE obj)
+{
+    rb_check_trusted_internal(obj);
+}
+
+void
 Init_syserr(void)
 {
     rb_eNOERROR = set_syserr(0, "NOERROR");