syscall_linux_gccgo.go 605 B

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  1. // Copyright 2018 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. // +build linux
  5. // +build gccgo
  6. // +build 386 arm
  7. package unix
  8. import (
  9. "syscall"
  10. "unsafe"
  11. )
  12. func seek(fd int, offset int64, whence int) (newoffset int64, err syscall.Errno) {
  13. offsetLow := uint32(offset & 0xffffffff)
  14. offsetHigh := uint32((offset >> 32) & 0xffffffff)
  15. _, _, err = Syscall6(SYS__LLSEEK, uintptr(fd), uintptr(offsetHigh), uintptr(offsetLow), uintptr(unsafe.Pointer(&newoffset)), uintptr(whence), 0)
  16. return newoffset, err
  17. }