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Source file src/syscall/exec_freebsd.go

Documentation: syscall

  // Copyright 2017 The Go Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style
  // license that can be found in the LICENSE file.
  
  package syscall
  
  func forkExecPipe(p []int) error {
  	err := Pipe2(p, O_CLOEXEC)
  	if err == nil {
  		return nil
  	}
  
  	// FreeBSD 9 fallback.
  	// TODO: remove this for Go 1.10 per Issue 19072
  	err = Pipe(p)
  	if err != nil {
  		return err
  	}
  	_, err = fcntl(p[0], F_SETFD, FD_CLOEXEC)
  	if err != nil {
  		return err
  	}
  	_, err = fcntl(p[1], F_SETFD, FD_CLOEXEC)
  	return err
  }
  

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