1993-07-14 13:12:34 +04:00
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// This may look like C code, but it is really -*- C++ -*-
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/*
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Copyright (C) 1989 Free Software Foundation
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written by Doug Lea (dl@rocky.oswego.edu)
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This file is part of the GNU C++ Library. This library is free
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software; you can redistribute it and/or modify it under the terms of
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the GNU Library General Public License as published by the Free
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Software Foundation; either version 2 of the License, or (at your
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option) any later version. This library is distributed in the hope
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that it will be useful, but WITHOUT ANY WARRANTY; without even the
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the GNU Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free Software
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Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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1993-08-02 21:18:41 +04:00
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$Id: signal.h,v 1.2 1993/08/02 17:22:14 mycroft Exp $
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1993-07-14 13:12:34 +04:00
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*/
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#ifndef _signal_h
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#include <_G_config.h>
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extern "C" {
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#ifdef __signal_h_recursive
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#include_next <signal.h>
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#else
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#define __signal_h_recursive
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#define signal __hide_signal
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#define psignal __hide_psignal
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#include_next <signal.h>
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#undef signal
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#undef psignal
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#define _signal_h 1
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// The Interviews folks call this SignalHandler. Might as well conform.
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typedef _G_signal_return_type (*SignalHandler) (...);
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typedef int (*SSignalHandler) (...);
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extern SignalHandler signal _G_ARGS((int sig, SignalHandler action));
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//extern SignalHandler sigset _G_ARGS((int sig, SignalHandler action));
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extern SSignalHandler ssignal _G_ARGS((int sig, SSignalHandler action));
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extern int gsignal _G_ARGS((int sig));
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extern int kill _G_ARGS((_G_pid_t pid, int sig));
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#ifndef __386BSD__
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extern int killpg _G_ARGS((short int, int));
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#else
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extern int killpg _G_ARGS((_G_pid_t, int));
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#endif
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extern int siginterrupt _G_ARGS((int, int));
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extern void psignal _G_ARGS((unsigned, const char*));
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#ifndef hpux // Interviews folks claim that hpux doesn't like these
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extern int sigsetmask _G_ARGS((int mask));
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extern int sigblock _G_ARGS((int mask));
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extern int sigpause _G_ARGS((int mask));
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extern int sigvec _G_ARGS((int, struct sigvec*, struct sigvec*));
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#endif
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// The Interviews version also has these ...
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#define SignalBad ((SignalHandler)-1)
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#define SignalDefault ((SignalHandler)0)
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#define SignalIgnore ((SignalHandler)1)
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#undef BADSIG
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#undef SIG_DFL
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#undef SIG_IGN
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#define BAD_SIG SignalBad
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#define SIG_DFL SignalDefault
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#define SIG_IGN SignalIgnore
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#endif
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}
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#endif
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