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string.c: check argument type

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* string.c (rb_str_quote_unprintable): check if argument is a string.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40920 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2013-05-24 23:58:35 +00:00
parent 10a726d9e3
commit 165db57cdc
2 changed files with 7 additions and 1 deletions
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ChangeLog
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@ -1,3 +1,7 @@
Sat May 25 08:58:23 2013 Nobuyoshi Nakada <nobu@ruby-lang.org>
* string.c (rb_str_quote_unprintable): check if argument is a string.
Fri May 24 19:32:00 2013 Charlie Somerville <charliesome@ruby-lang.org>
* variable.c (set_const_visibility): use rb_frame_this_func() instead

4
string.c
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@ -8152,8 +8152,10 @@ rb_str_quote_unprintable(VALUE str)
rb_encoding *enc;
const char *ptr;
long len;
rb_encoding *resenc = rb_default_internal_encoding();
rb_encoding *resenc;
Check_Type(str, T_STRING);
resenc = rb_default_internal_encoding();
if (resenc == NULL) resenc = rb_default_external_encoding();
enc = STR_ENC_GET(str);
ptr = RSTRING_PTR(str);