diff options
| author | glass <glass@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-12-27 11:43:02 +0000 |
|---|---|---|
| committer | glass <glass@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-12-27 11:43:02 +0000 |
| commit | cd453f16b42ea9b68993631b27773165b24ee9b2 (patch) | |
| tree | a1c01e21da4eb2ff73898ca2deb0bd86f0333386 /ext/stringio | |
| parent | 90833dd452c0c7276b1dd5a88ab1dd99fbb2d6a5 (diff) | |
| download | ruby-cd453f16b42ea9b68993631b27773165b24ee9b2.tar.gz | |
* ext/stringio/stringio.c (strio_ungetc): raise IOError instead of RuntimeError
if the string is frozen.
[Bug #7231] [ruby-core:48530]
* ext/stringio/stringio.c (strio_ungetbyte): ditto.
* test/stringio/test_stringio.rb: a test for above.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38628 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/stringio')
| -rw-r--r-- | ext/stringio/stringio.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/ext/stringio/stringio.c b/ext/stringio/stringio.c index d763854faf..501c7ddddf 100644 --- a/ext/stringio/stringio.c +++ b/ext/stringio/stringio.c @@ -737,6 +737,7 @@ strio_ungetc(VALUE self, VALUE c) rb_encoding *enc, *enc2; if (NIL_P(c)) return Qnil; + check_modifiable(ptr); if (FIXNUM_P(c)) { int cc = FIX2INT(c); char buf[16]; @@ -801,6 +802,7 @@ strio_ungetbyte(VALUE self, VALUE c) cl = RSTRING_LEN(c); if (cl == 0) return Qnil; } + check_modifiable(ptr); rb_str_modify(str); if (cl > pos) { char *s; |