diff options
-rw-r--r-- | ChangeLog | 6 | ||||
-rw-r--r-- | ext/digest/digest.c | 17 |
2 files changed, 19 insertions, 4 deletions
@@ -1,3 +1,9 @@ +Wed Nov 25 19:29:05 2009 Akinori MUSHA <knu@iDaemons.org> + + * ext/digest/digest.c (rb_digest_instance_method_unimpl): Do not + call rb_inspect() on an object that does not implement necessary + methods; reported by NaHi. + Wed Nov 25 19:30:30 2009 Martin Duerst <duerst@it.aoyama.ac.jp> * transcode.c: Added a check for an internal error diff --git a/ext/digest/digest.c b/ext/digest/digest.c index 48297082f0..f723bbdbd0 100644 --- a/ext/digest/digest.c +++ b/ext/digest/digest.c @@ -83,6 +83,15 @@ rb_digest_s_hexencode(VALUE klass, VALUE str) * object to calculate message digest values. */ +static void +rb_digest_instance_method_unimpl(VALUE self, const char *method) +{ + VALUE klass = rb_obj_class(self); + + rb_raise(rb_eRuntimeError, "%s does not implement %s()", + rb_obj_classname(self), method); +} + /* * call-seq: * digest_obj.update(string) -> digest_obj @@ -97,7 +106,7 @@ rb_digest_s_hexencode(VALUE klass, VALUE str) static VALUE rb_digest_instance_update(VALUE self, VALUE str) { - rb_raise(rb_eRuntimeError, "%s does not implement update()", RSTRING_PTR(rb_inspect(self))); + rb_digest_instance_method_unimpl(self, "update"); } /* @@ -115,7 +124,7 @@ rb_digest_instance_update(VALUE self, VALUE str) static VALUE rb_digest_instance_finish(VALUE self) { - rb_raise(rb_eRuntimeError, "%s does not implement finish()", RSTRING_PTR(rb_inspect(self))); + rb_digest_instance_method_unimpl(self, "finish"); } /* @@ -129,7 +138,7 @@ rb_digest_instance_finish(VALUE self) static VALUE rb_digest_instance_reset(VALUE self) { - rb_raise(rb_eRuntimeError, "%s does not implement reset()", RSTRING_PTR(rb_inspect(self))); + rb_digest_instance_method_unimpl(self, "reset"); } /* @@ -358,7 +367,7 @@ rb_digest_instance_length(VALUE self) static VALUE rb_digest_instance_block_length(VALUE self) { - rb_raise(rb_eRuntimeError, "%s does not implement block_length()", RSTRING_PTR(rb_inspect(self))); + rb_digest_instance_method_unimpl(self, "block_length"); } /* |