Replace files atomically when relocating

1 files changed, 4 insertions, 7 deletions

diff --git a/Library/Homebrew/keg_fix_install_names.rb b/Library/Homebrew/keg_fix_install_names.rb
index d36eb2543..2c444322b 100644
--- a/Library/Homebrew/keg_fix_install_names.rb
+++ b/Library/Homebrew/keg_fix_install_names.rb
@@ -40,13 +40,10 @@ class Keg
 
     (pkgconfig_files | libtool_files | script_files).each do |file|
       file.ensure_writable do
-        file.open('rb') do |f|
-          s = f.read
-          s.gsub!(old_cellar, new_cellar)
-          s.gsub!(old_prefix, new_prefix)
-          f.reopen(file, 'wb')
-          f.write(s)
-        end
+        s = file.open("rb", &:read)
+        s.gsub!(old_cellar, new_cellar)
+        s.gsub!(old_prefix, new_prefix)
+        file.atomic_write(s)
       end
     end
   end