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/*
* $Id: signals.h 761 2007-10-23 22:35:18Z hubert@u.washington.edu $
*
* ========================================================================
* Copyright 2006 University of Washington
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* ========================================================================
*/
#ifndef PICO_OSDEP_SIGNALS_INCLUDED
#define PICO_OSDEP_SIGNALS_INCLUDED
/*
* [Re]Define signal functions as needed...
*/
#ifdef POSIX_SIGNALS
/*
* Redefine signal call to our wrapper of POSIX sigaction
*/
#define signal(SIG,ACT) posix_signal(SIG,ACT)
#define our_sigunblock(SIG) posix_sigunblock(SIG)
#else /* !POSIX_SIGNALS */
#ifdef SYSV_SIGNALS
/*
* Redefine signal calls to SYSV style call.
*/
#define signal(SIG,ACT) sigset(SIG,ACT)
#define our_sigunblock(SIG) sigrelse(SIG)
#else /* !SYSV_SIGNALS */
#ifdef _WINDOWS
#define our_sigunblock(SIG)
#else /* !_WINDOWS */
/*
* Good ol' BSD signals.
*/
#define our_sigunblock(SIG)
#endif /* !_WINDOWS */
#endif /* !SYSV_SIGNALS */
#endif /* !POSIX_SIGNALS */
/* exported prototypes */
void picosigs(void);
#if defined(SIGWINCH) && defined(TIOCGWINSZ)
RETSIGTYPE winch_handler(int);
#endif
#ifdef POSIX_SIGNALS
void (*posix_signal(int, RETSIGTYPE (*)()))(int);
int posix_sigunblock(int);
#endif
#endif /* PICO_OSDEP_SIGNALS_INCLUDED */
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