Source file src/syscall/forkpipe.go

     1	// Copyright 2011 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 darwin dragonfly solaris
     6	
     7	package syscall
     8	
     9	// Try to open a pipe with O_CLOEXEC set on both file descriptors.
    10	func forkExecPipe(p []int) error {
    11		err := Pipe(p)
    12		if err != nil {
    13			return err
    14		}
    15		_, err = fcntl(p[0], F_SETFD, FD_CLOEXEC)
    16		if err != nil {
    17			return err
    18		}
    19		_, err = fcntl(p[1], F_SETFD, FD_CLOEXEC)
    20		return err
    21	}
    22	

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