From a4e3aac40a7545285e4d1ccd78adfc41ca3d5f83 Mon Sep 17 00:00:00 2001
From: Jeremy Kemper <jeremy@bitsweat.net>
Date: Sat, 28 Feb 2009 16:48:14 -0800
Subject: * Introduce ActiveSupport.core_ext Integer, %w(conversions time etc)
 * Convert some extension modules to simply reopening the class * Remove
 deprecated Float time extensions * Fold Base64 extension into
 ActiveSupport::Base64 since stdlib Base64 is gone

---
 .../lib/active_support/core_ext/file/atomic.rb     | 74 ++++++++++------------
 1 file changed, 34 insertions(+), 40 deletions(-)

(limited to 'activesupport/lib/active_support/core_ext/file')

diff --git a/activesupport/lib/active_support/core_ext/file/atomic.rb b/activesupport/lib/active_support/core_ext/file/atomic.rb
index 8cc5654a4b..249fb1362d 100644
--- a/activesupport/lib/active_support/core_ext/file/atomic.rb
+++ b/activesupport/lib/active_support/core_ext/file/atomic.rb
@@ -1,46 +1,40 @@
-module ActiveSupport #:nodoc:
-  module CoreExtensions #:nodoc:
-    module File #:nodoc:
-      module Atomic
-        # Write to a file atomically.  Useful for situations where you don't
-        # want other processes or threads to see half-written files.
-        #
-        #   File.atomic_write("important.file") do |file|
-        #     file.write("hello")
-        #   end
-        #
-        # If your temp directory is not on the same filesystem as the file you're 
-        # trying to write, you can provide a different temporary directory.
-        # 
-        #   File.atomic_write("/data/something.important", "/data/tmp") do |f|
-        #     file.write("hello")
-        #   end
-        def atomic_write(file_name, temp_dir = Dir.tmpdir)
-          require 'tempfile' unless defined?(Tempfile)
+class File
+  # Write to a file atomically.  Useful for situations where you don't
+  # want other processes or threads to see half-written files.
+  #
+  #   File.atomic_write("important.file") do |file|
+  #     file.write("hello")
+  #   end
+  #
+  # If your temp directory is not on the same filesystem as the file you're
+  # trying to write, you can provide a different temporary directory.
+  #
+  #   File.atomic_write("/data/something.important", "/data/tmp") do |f|
+  #     file.write("hello")
+  #   end
+  def self.atomic_write(file_name, temp_dir = Dir.tmpdir)
+    require 'tempfile' unless defined?(Tempfile)
 
-          temp_file = Tempfile.new(basename(file_name), temp_dir)
-          yield temp_file
-          temp_file.close
+    temp_file = Tempfile.new(basename(file_name), temp_dir)
+    yield temp_file
+    temp_file.close
 
-          begin
-            # Get original file permissions
-            old_stat = stat(file_name)
-          rescue Errno::ENOENT
-            # No old permissions, write a temp file to determine the defaults
-            check_name = join(dirname(file_name), ".permissions_check.#{Thread.current.object_id}.#{Process.pid}.#{rand(1000000)}")
-            open(check_name, "w") { }
-            old_stat = stat(check_name)
-            unlink(check_name)
-          end
+    begin
+      # Get original file permissions
+      old_stat = stat(file_name)
+    rescue Errno::ENOENT
+      # No old permissions, write a temp file to determine the defaults
+      check_name = join(dirname(file_name), ".permissions_check.#{Thread.current.object_id}.#{Process.pid}.#{rand(1000000)}")
+      open(check_name, "w") { }
+      old_stat = stat(check_name)
+      unlink(check_name)
+    end
 
-          # Overwrite original file with temp file
-          rename(temp_file.path, file_name)
+    # Overwrite original file with temp file
+    rename(temp_file.path, file_name)
 
-          # Set correct permissions on new file
-          chown(old_stat.uid, old_stat.gid, file_name)
-          chmod(old_stat.mode, file_name)
-        end
-      end
-    end
+    # Set correct permissions on new file
+    chown(old_stat.uid, old_stat.gid, file_name)
+    chmod(old_stat.mode, file_name)
   end
 end
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