| Linux in-mum-web1499.main-hosting.eu 5.14.0-503.40.1.el9_5.x86_64 #1 SMP PREEMPT_DYNAMIC Mon May 5 06:06:04 EDT 2025 x86_64 Path : /opt/golang/1.22.0/src/internal/syscall/unix/ |
| Current File : //opt/golang/1.22.0/src/internal/syscall/unix/fcntl_unix.go |
// Copyright 2023 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 unix
package unix
import (
"syscall"
_ "unsafe" // for go:linkname
)
// Implemented in the runtime package.
//
//go:linkname fcntl runtime.fcntl
func fcntl(fd int32, cmd int32, arg int32) (int32, int32)
func Fcntl(fd int, cmd int, arg int) (int, error) {
val, errno := fcntl(int32(fd), int32(cmd), int32(arg))
if val == -1 {
return int(val), syscall.Errno(errno)
}
return int(val), nil
}