basis-library/system/os.sig

   1 signature OS =
   2    sig
   3       structure FileSys: OS_FILE_SYS
   4       structure Path: OS_PATH
   5       structure Process: OS_PROCESS
   6       structure IO: OS_IO
   7       eqtype syserror
   8       exception SysErr of string * syserror option
   9       val errorMsg: syserror -> string
  10       val errorName: syserror -> string
  11       val syserror: string -> syserror option
  12    end