libgo/go/syscall/libcall_wait4.go

   1 // Copyright 2009 The Go Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style
   3 // license that can be found in the LICENSE file.
   4
   5 // +build !aix
   6
   7 // For systems with the wait4 library call.
   8
   9 package syscall
  10
  11 //sys   wait4(pid Pid_t, status *_C_int, options int, rusage *Rusage) (wpid Pid_t, err error)
  12 //wait4(pid Pid_t, status *_C_int, options _C_int, rusage *Rusage) Pid_t
  13
  14 func Wait4(pid int, wstatus *WaitStatus, options int, rusage *Rusage) (wpid int, err error) {
  15         var status _C_int
  16         r, err := wait4(Pid_t(pid), &status, options, rusage)
  17         wpid = int(r)
  18         if wstatus != nil {
  19                 *wstatus = WaitStatus(status)
  20         }
  21         return
  22 }