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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
commit | 43a123c1ae6613b3efeed291fa552ecd909d3acf (patch) | |
tree | fd92518b7024bc74031f78a1cf9e454b65e73665 /src/internal/poll/fcntl_syscall.go | |
parent | Initial commit. (diff) | |
download | golang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.tar.xz golang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.zip |
Adding upstream version 1.20.14.upstream/1.20.14upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/internal/poll/fcntl_syscall.go')
-rw-r--r-- | src/internal/poll/fcntl_syscall.go | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/internal/poll/fcntl_syscall.go b/src/internal/poll/fcntl_syscall.go new file mode 100644 index 0000000..bbfc8a8 --- /dev/null +++ b/src/internal/poll/fcntl_syscall.go @@ -0,0 +1,20 @@ +// Copyright 2019 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 dragonfly || freebsd || linux || netbsd || (openbsd && mips64) + +package poll + +import ( + "internal/syscall/unix" + "syscall" +) + +func fcntl(fd int, cmd int, arg int) (int, error) { + r, _, e := syscall.Syscall(unix.FcntlSyscall, uintptr(fd), uintptr(cmd), uintptr(arg)) + if e != 0 { + return int(r), syscall.Errno(e) + } + return int(r), nil +} |