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* lib/tmpdir.rb (Dir.tmpdir): return duplicated string to be

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modify safely even when $SAFE > 0.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52062 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2015-10-06 12:40:41 +00:00
parent 603210060c
commit 83da44790b
3 changed files with 25 additions and 1 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Tue Oct 6 21:29:08 2015 Tanaka Akira <akr@fsij.org>
* lib/tmpdir.rb (Dir.tmpdir): return duplicated string to be
modify safely even when $SAFE > 0.
Tue Oct 6 19:24:38 2015 Koichi Sasada <ko1@atdot.net> Tue Oct 6 19:24:38 2015 Koichi Sasada <ko1@atdot.net>
* vm_insnhelper.c (vm_call_method0): use switch() for visibilities * vm_insnhelper.c (vm_call_method0): use switch() for visibilities

2
lib/tmpdir.rb
View file

@ -21,7 +21,7 @@ class Dir
def self.tmpdir def self.tmpdir
if $SAFE > 0 if $SAFE > 0
@@systmpdir @@systmpdir.dup
else else
tmp = nil tmp = nil
[ENV['TMPDIR'], ENV['TMP'], ENV['TEMP'], @@systmpdir, '/tmp', '.'].each do |dir| [ENV['TMPDIR'], ENV['TMP'], ENV['TEMP'], @@systmpdir, '/tmp', '.'].each do |dir|

19
test/test_tmpdir.rb
View file

@ -2,6 +2,25 @@ require 'test/unit'
require 'tmpdir' require 'tmpdir'
class TestTmpdir < Test::Unit::TestCase class TestTmpdir < Test::Unit::TestCase
def test_tmpdir_modifiable
tmpdir = Dir.tmpdir
assert_equal(false, tmpdir.frozen?)
tmpdir_org = tmpdir.dup
tmpdir << "foo"
assert_equal(tmpdir_org, Dir.tmpdir)
end
def test_tmpdir_modifiable_safe
Thread.new {
$SAFE = 1
tmpdir = Dir.tmpdir
assert_equal(false, tmpdir.frozen?)
tmpdir_org = tmpdir.dup
tmpdir << "foo"
assert_equal(tmpdir_org, Dir.tmpdir)
}.join
end
def test_world_writable def test_world_writable
skip "no meaning on this platform" if /mswin|mingw/ =~ RUBY_PLATFORM skip "no meaning on this platform" if /mswin|mingw/ =~ RUBY_PLATFORM
Dir.mktmpdir do |tmpdir| Dir.mktmpdir do |tmpdir|