Projet_SETI_RISC-V/riscv-gnu-toolchain/gcc/libgo/go/runtime/nbpipe_pipe2.go
2023-03-06 14:48:14 +01:00

22 lines
543 B
Go

// 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 || hurd || linux || netbsd || openbsd || solaris
package runtime
func nonblockingPipe() (r, w int32, errno int32) {
r, w, errno = pipe2(_O_NONBLOCK | _O_CLOEXEC)
if errno == -_ENOSYS {
r, w, errno = pipe()
if errno != 0 {
return -1, -1, errno
}
closeonexec(r)
setNonblock(r)
closeonexec(w)
setNonblock(w)
}
return r, w, errno
}