* ext/socket/lib/socket.rb: Specify frozen_string_literal: true.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52576 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Sat Nov 14 22:15:07 2015  Tanaka Akira  <akr@fsij.org>
+
+	* ext/socket/lib/socket.rb: Specify frozen_string_literal: true.
+
 Sat Nov 14 21:44:56 2015  Tanaka Akira  <akr@fsij.org>
 
 	* lib/time.rb: Use "<<" to reduce string allocation.

ext/socket/lib/socket.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'socket.so'
 require 'io/wait'
 
@@ -747,7 +749,7 @@ class Socket < BasicSocket
     attr_reader :local_address
 
     def inspect # :nodoc:
-      "\#<#{self.class}: #{@remote_address.inspect_sockaddr} to #{@local_address.inspect_sockaddr}>"
+      "\#<#{self.class}: #{@remote_address.inspect_sockaddr} to #{@local_address.inspect_sockaddr}>".dup
     end
 
     # Sends the String +msg+ to the source

test/socket/test_addrinfo.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 begin
   require "socket"
 rescue LoadError

test/socket/test_ancdata.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'test/unit'
 require 'socket'
 

test/socket/test_basicsocket.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 begin
   require "socket"
   require "test/unit"

test/socket/test_nonblock.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 begin
   require "socket"
   require "io/nonblock"
@@ -129,7 +131,7 @@ class TestSocketNonblock < Test::Unit::TestCase
     mesg = u1.recv_nonblock(100)
     assert_equal("", mesg)
 
-    buf = "short"
+    buf = "short".dup
     out = "hello world" * 4
     out.freeze
     u2.send(out, 0, u1.getsockname)

test/socket/test_socket.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 begin
   require "socket"
   require "tmpdir"

test/socket/test_sockopt.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'test/unit'
 require 'socket'
 

test/socket/test_tcp.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 begin
   require "socket"
   require "test/unit"

test/socket/test_udp.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 begin
   require "socket"
   require "test/unit"

test/socket/test_unix.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 begin
   require "socket"
 rescue LoadError
@@ -386,7 +388,7 @@ class TestSocket_UNIXSocket < Test::Unit::TestCase
     assert_equal("", s1.recv(10))
     assert_raise(IO::EAGAINWaitReadable) { s1.recv_nonblock(10) }
 
-    buf = ""
+    buf = "".dup
     s2.send("BBBBBB", 0)
     IO.select([s1])
     rv = s1.recv(100, 0, buf)