| // Copyright 2011 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 runtime |
| |
| import "internal/abi" |
| |
| func cgoSigtramp() |
| |
| //go:nosplit |
| //go:nowritebarrierrec |
| func setsig(i uint32, fn uintptr) { |
| var sa sigactiont |
| sa.sa_flags = _SA_SIGINFO | _SA_ONSTACK | _SA_RESTART |
| sa.sa_mask = sigset_all |
| if fn == abi.FuncPCABIInternal(sighandler) { // abi.FuncPCABIInternal(sighandler) matches the callers in signal_unix.go |
| if iscgo { |
| fn = abi.FuncPCABI0(cgoSigtramp) |
| } else { |
| fn = abi.FuncPCABI0(sigtramp) |
| } |
| } |
| sa.sa_handler = fn |
| sigaction(i, &sa, nil) |
| } |
