method
wait_writable
ruby latest stable - Class:
Object
wait_writable()public
Wait until the file becomes writable.
ruby -run -e wait_writable -- [OPTION] FILE -n RETRY count to retry -w SEC each wait time in seconds -v verbose
# File lib/un.rb, line 249
def wait_writable
setup("n:w:v") do |argv, options|
verbose = options[:verbose]
n = options[:n] and n = Integer(n)
wait = (wait = options[:w]) ? Float(wait) : 0.2
argv.each do |file|
begin
open(file, "r+b")
rescue Errno::ENOENT
break
rescue Errno::EACCES => e
raise if n and (n -= 1) <= 0
if verbose
puts e
STDOUT.flush
end
sleep wait
retry
end
end
end
end