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55b18b4897
commit 95479c8ad744db48386a5c78e54ef8da80e9120b Author: Chris Lane <chris@chris-allen-lane.com> Date: Wed Apr 28 12:26:32 2021 -0400 chore(version): bump version to 4.2.1 commit6956f51cae
Author: Chris Lane <chris@chris-allen-lane.com> Date: Wed Apr 28 12:24:21 2021 -0400 fix(Makefile): `vendor-update` Update the `vendor-update` build target to run `go mod vendor` after updating dependencies. commit0aca411279
Author: Chris Lane <chris@chris-allen-lane.com> Date: Wed Apr 28 12:23:24 2021 -0400 chore(deps): update dependencies commite847956b02
Author: Chris Lane <chris@chris-allen-lane.com> Date: Wed Apr 28 08:26:51 2021 -0400 chore(deps): build updates - Upgrade `go` to `1.16.3` - Attempt to fix build errors regarding dependencies
37 lines
1.1 KiB
Go
37 lines
1.1 KiB
Go
// Copyright 2014 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:build dragonfly || freebsd || linux || netbsd || openbsd
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// +build dragonfly freebsd linux netbsd openbsd
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package unix
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import "unsafe"
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// fcntl64Syscall is usually SYS_FCNTL, but is overridden on 32-bit Linux
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// systems by fcntl_linux_32bit.go to be SYS_FCNTL64.
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var fcntl64Syscall uintptr = SYS_FCNTL
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func fcntl(fd int, cmd, arg int) (int, error) {
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valptr, _, errno := Syscall(fcntl64Syscall, uintptr(fd), uintptr(cmd), uintptr(arg))
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var err error
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if errno != 0 {
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err = errno
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}
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return int(valptr), err
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}
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// FcntlInt performs a fcntl syscall on fd with the provided command and argument.
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func FcntlInt(fd uintptr, cmd, arg int) (int, error) {
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return fcntl(int(fd), cmd, arg)
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}
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// FcntlFlock performs a fcntl syscall for the F_GETLK, F_SETLK or F_SETLKW command.
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func FcntlFlock(fd uintptr, cmd int, lk *Flock_t) error {
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_, _, errno := Syscall(fcntl64Syscall, fd, uintptr(cmd), uintptr(unsafe.Pointer(lk)))
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if errno == 0 {
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return nil
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}
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return errno
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}
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