os_freebsd2.go

Documentation: runtime

     1  // Copyright 2011 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  //go:build freebsd && !amd64
     6  // +build freebsd,!amd64
     7  
     8  package runtime
     9  
    10  //go:nosplit
    11  //go:nowritebarrierrec
    12  func setsig(i uint32, fn uintptr) {
    13  	var sa sigactiont
    14  	sa.sa_flags = _SA_SIGINFO | _SA_ONSTACK | _SA_RESTART
    15  	sa.sa_mask = sigset_all
    16  	if fn == funcPC(sighandler) {
    17  		fn = funcPC(sigtramp)
    18  	}
    19  	sa.sa_handler = fn
    20  	sigaction(i, &sa, nil)
    21  }
    22
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