libgo/go/syscall/libcall_waitpid.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 // For systems with the waitpid library call.
   6
   7 package syscall
   8
   9 //sys   waitpid(pid Pid_t, status *_C_int, options int) (wpid Pid_t, err error)
  10 //waitpid(pid Pid_t, status *_C_int, options _C_int) Pid_t
  11
  12 func Wait4(pid int, wstatus *WaitStatus, options int, rusage *Rusage) (wpid int, err error) {
  13         var status _C_int
  14         r, err := waitpid(Pid_t(pid), &status, options)
  15         wpid = int(r)
  16         if wstatus != nil {
  17                 *wstatus = WaitStatus(status)
  18         }
  19         return
  20 }