go sigaction 源码
golang sigaction 代码
文件路径：/src/runtime/sigaction.go
// Copyright 2016 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 (linux && !amd64 && !arm64 && !ppc64le) || (freebsd && !amd64)
package runtime
// This version is used on Linux and FreeBSD systems on which we don't
// use cgo to call the C version of sigaction.
//go:nosplit
//go:nowritebarrierrec
func sigaction(sig uint32, new, old *sigactiont) {
sysSigaction(sig, new, old)
}
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