2 * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
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14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
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18 * may be used to endorse or promote products derived from this software
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36 RCSID("$Id: signal.c,v 1.10 1999/12/14 01:37:58 assar Exp $");
42 * We would like to always use this signal but there is a link error
45 #if !defined(NeXT) && !defined(__APPLE__)
49 * Do we need any extra hacks for SIGCLD and/or SIGCHLD?
52 typedef RETSIGTYPE (*SigAction)(/* int??? */);
55 signal(int iSig, SigAction pAction)
57 struct sigaction saNew, saOld;
59 saNew.sa_handler = pAction;
60 sigemptyset(&saNew.sa_mask);
66 saNew.sa_flags |= SA_INTERRUPT;
72 saNew.sa_flags |= SA_RESTART;
76 if (sigaction(iSig, &saNew, &saOld) < 0)
79 return(saOld.sa_handler);