mirror of
https://github.com/puma/puma.git
synced 2022-11-09 13:48:40 -05:00
23 lines
448 B
Ruby
23 lines
448 B
Ruby
|
require 'ffi'
|
||
|
|
|
||
|
|
module Puma
|
||
|
|
module JRubyRestart
|
||
|
|
extend FFI::Library
|
||
|
|
ffi_lib 'c'
|
||
|
|
|
||
|
|
attach_function :execlp, [:string, :varargs], :int
|
||
|
|
attach_function :chdir, [:string], :int
|
||
|
|
|
||
|
|
def self.chdir_exec(dir, cmd, *argv)
|
||
|
|
chdir(dir)
|
||
|
|
argv.unshift(cmd)
|
||
|
|
argv = ([:string] * argv.size).zip(argv).flatten
|
||
|
|
argv <<:int
|
||
|
|
argv << 0
|
||
|
|
execlp(cmd, *argv)
|
||
|
|
raise SystemCallError.new(FFI.errno)
|
||
|
|
end
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|