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