Class: Bundler::ProcessLock

Inherits:
Object
  • Object
show all
Defined in:
lib/bundler/process_lock.rb

Class Method Summary collapse

Class Method Details

.lock(bundle_path = Bundler.bundle_path) ⇒ Object 



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# File 'lib/bundler/process_lock.rb', line 5

def self.lock(bundle_path = Bundler.bundle_path)
  lock_file_path = File.join(bundle_path, "bundler.lock")
  has_lock = false

  File.open(lock_file_path, "w") do |f|
    f.flock(File::LOCK_EX)
    has_lock = true
    yield
    f.flock(File::LOCK_UN)
  end
rescue Errno::EACCES, Errno::ENOLCK, Errno::ENOTSUP
  # In the case the user does not have access to
  # create the lock file or is using NFS where
  # locks are not available we skip locking.
  yield
ensure
  FileUtils.rm_f(lock_file_path) if has_lock
end