From e94bc257290a94607cfe1ca98cfbd46d39056908 Mon Sep 17 00:00:00 2001
From: yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 16 Jan 2011 12:34:45 +0000
Subject: merges r30467 from trunk into ruby_1_9_2. -- *
 ext/stringio/stringio.c (get_strio, strio_set_string)   (strio_reopen): check
 if frozen.  [ruby-core:33648]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_2@30565 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog                      | 5 +++++
 ext/stringio/stringio.c        | 6 +++---
 test/stringio/test_stringio.rb | 9 +++++++++
 version.h                      | 2 +-
 4 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index fb78e0cefe..81ec666c39 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Thu Jan  6 05:14:41 2011  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* ext/stringio/stringio.c (get_strio, strio_set_string)
+	  (strio_reopen): check if frozen.  [ruby-core:33648]
+
 Wed Jan  5 13:56:54 2011  Akinori MUSHA  <knu@iDaemons.org>
 
 	* lib/net/http.rb (Net::HTTP#get): A header hash given should not
diff --git a/ext/stringio/stringio.c b/ext/stringio/stringio.c
index cfc1001d35..6ee9599619 100644
--- a/ext/stringio/stringio.c
+++ b/ext/stringio/stringio.c
@@ -83,7 +83,7 @@ static const rb_data_type_t strio_data_type = {
 static struct StringIO*
 get_strio(VALUE self)
 {
-    struct StringIO *ptr = check_strio(self);
+    struct StringIO *ptr = check_strio(rb_io_taint_check(self));
 
     if (!ptr) {
 	rb_raise(rb_eIOError, "uninitialized stream");
@@ -310,7 +310,7 @@ strio_set_string(VALUE self, VALUE string)
 {
     struct StringIO *ptr = StringIO(self);
 
-    if (!OBJ_TAINTED(self)) rb_secure(4);
+    rb_io_taint_check(self);
     ptr->flags &= ~FMODE_READWRITE;
     StringValue(string);
     ptr->flags = OBJ_FROZEN(string) ? FMODE_READABLE : FMODE_READWRITE;
@@ -502,7 +502,7 @@ strio_set_lineno(VALUE self, VALUE lineno)
 static VALUE
 strio_reopen(int argc, VALUE *argv, VALUE self)
 {
-    if (!OBJ_TAINTED(self)) rb_secure(4);
+    rb_io_taint_check(self);
     if (argc == 1 && TYPE(*argv) != T_STRING) {
 	return strio_copy(self, *argv);
     }
diff --git a/test/stringio/test_stringio.rb b/test/stringio/test_stringio.rb
index b7327adced..78718a2d86 100644
--- a/test/stringio/test_stringio.rb
+++ b/test/stringio/test_stringio.rb
@@ -471,4 +471,13 @@ class TestStringIO < Test::Unit::TestCase
       expected_pos += 1
     end
   end
+
+  def test_frozen
+    s = StringIO.new
+    s.freeze
+    bug = '[ruby-core:33648]'
+    assert_raise(RuntimeError, bug) {s.puts("foo")}
+    assert_raise(RuntimeError, bug) {s.string = "foo"}
+    assert_raise(RuntimeError, bug) {s.reopen("")}
+  end
 end
diff --git a/version.h b/version.h
index b8e5ab45ea..2ae40d4d50 100644
--- a/version.h
+++ b/version.h
@@ -1,5 +1,5 @@
 #define RUBY_VERSION "1.9.2"
-#define RUBY_PATCHLEVEL 145
+#define RUBY_PATCHLEVEL 146
 #define RUBY_VERSION_MAJOR 1
 #define RUBY_VERSION_MINOR 9
 #define RUBY_VERSION_TEENY 1
-- 
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