diff options
Diffstat (limited to 'activesupport')
| -rw-r--r-- | activesupport/lib/active_support/cache/file_store.rb | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/cache/file_store.rb b/activesupport/lib/active_support/cache/file_store.rb index 9936b33e22..a1376ae52a 100644 --- a/activesupport/lib/active_support/cache/file_store.rb +++ b/activesupport/lib/active_support/cache/file_store.rb @@ -121,7 +121,7 @@ module ActiveSupport # Lock a file for a block so only one process can modify it at a time. def lock_file(file_name, &block) # :nodoc: if File.exist?(file_name) - File.open(file_name, 'r') do |f| + File.open(file_name, 'r+') do |f| begin f.flock File::LOCK_EX yield |