pipe2_illumos.go

     1  // Copyright 2020 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  //go:build illumos
     6  
     7  package unix
     8  
     9  import (
    10  	"syscall"
    11  	"unsafe"
    12  )
    13  
    14  //go:cgo_import_dynamic libc_pipe2 pipe2 "libc.so"
    15  
    16  //go:linkname procpipe2 libc_pipe2
    17  
    18  var procpipe2 uintptr
    19  
    20  type _C_int int32
    21  
    22  func Pipe2(p []int, flags int) error {
    23  	if len(p) != 2 {
    24  		return syscall.EINVAL
    25  	}
    26  	var pp [2]_C_int
    27  	_, _, errno := syscall6(uintptr(unsafe.Pointer(&procpipe2)), 2, uintptr(unsafe.Pointer(&pp)), uintptr(flags), 0, 0, 0, 0)
    28  	if errno != 0 {
    29  		return errno
    30  	}
    31  	p[0] = int(pp[0])
    32  	p[1] = int(pp[1])
    33  	return nil
    34  }
    35
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