← Back
Editing: flock_linux.go
// Copyright 2014 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. package syscall import "unsafe" // fcntl64Syscall is usually SYS_FCNTL, but is overridden on 32-bit Linux // systems by flock_linux_32bit.go to be SYS_FCNTL64. var fcntl64Syscall uintptr = SYS_FCNTL // FcntlFlock performs a fcntl syscall for the [F_GETLK], [F_SETLK] or [F_SETLKW] command. func FcntlFlock(fd uintptr, cmd int, lk *Flock_t) error { _, _, errno := Syscall(fcntl64Syscall, fd, uintptr(cmd), uintptr(unsafe.Pointer(lk))) if errno == 0 { return nil } return errno }
Save File
Cancel