go syscall_linux_gccgo_arm 源码
golang syscall_linux_gccgo_arm 代码
文件路径：/src/cmd/vendor/golang.org/x/sys/unix/syscall_linux_gccgo_arm.go
// Copyright 2018 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.
//go:build linux && gccgo && arm
// +build linux,gccgo,arm
package unix
import (
"syscall"
"unsafe"
)
func seek(fd int, offset int64, whence int) (int64, syscall.Errno) {
var newoffset int64
offsetLow := uint32(offset & 0xffffffff)
offsetHigh := uint32((offset >> 32) & 0xffffffff)
_, _, err := Syscall6(SYS__LLSEEK, uintptr(fd), uintptr(offsetHigh), uintptr(offsetLow), uintptr(unsafe.Pointer(&newoffset)), uintptr(whence), 0)
return newoffset, err
}
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