| 1 | /* $Id: signals.h 1617 2004-11-07 09:33:03Z bird $ */
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| 2 | /** @file
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| 3 | *
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| 4 | * InnoTek LIBC - Signal Internals.
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| 5 | *
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| 6 | * Copyright (c) 2004 knut st. osmundsen <[email protected]>
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| 7 | *
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| 8 | *
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| 9 | * This file is part of InnoTek LIBC.
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| 10 | *
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| 11 | * InnoTek LIBC is free software; you can redistribute it and/or modify
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| 12 | * it under the terms of the GNU Lesser General Public License as published
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| 13 | * by the Free Software Foundation; either version 2 of the License, or
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| 14 | * (at your option) any later version.
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| 15 | *
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| 16 | * InnoTek LIBC is distributed in the hope that it will be useful,
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| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 19 | * GNU Lesser General Public License for more details.
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| 20 | *
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| 21 | * You should have received a copy of the GNU Lesser General Public License
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| 22 | * along with InnoTek LIBC; if not, write to the Free Software
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| 23 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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| 24 | *
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| 25 | */
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| 26 |
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| 27 | #ifndef __signals_h__
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| 28 | #define __signals_h__
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| 29 |
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| 30 | #include <sys/cdefs.h>
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| 31 | #include <signal.h>
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| 32 | #include <InnoTekLIBC/backend.h>
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| 33 |
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| 34 |
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| 35 | /** Signal set of the signals which will interrupt system call execution.
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| 36 | * By default all signals will interrupt syscall execution, since OS/2 can't really
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| 37 | * restart system calls easily.
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| 38 | * Update is protected by the signal semaphore, however read access isn't.
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| 39 | */
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| 40 | extern sigset_t __libc_gSignalRestartMask;
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| 41 |
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| 42 | /** Signal set for the signals which are pending on a process scope.
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| 43 | * These signals are blocked by all threads and waiting to be delivered
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| 44 | * to a thread. */
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| 45 | extern sigset_t __libc_gSignalPending;
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| 46 |
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| 47 |
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| 48 | __BEGIN_DECLS
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| 49 |
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| 50 | int __libc_back_signalInit(void);
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| 51 | int __libc_back_signalInitExe(void *pvRegRec);
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| 52 | int __libc_back_signalSemRequest(void);
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| 53 | void __libc_back_signalSemRelease(void);
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| 54 | unsigned __libc_back_signalSemIsOwner(void);
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| 55 | void __libc_back_signalPokeThread(__LIBC_PTHREAD pThrd);
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| 56 | void __libc_back_signalPokeProcess(void);
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| 57 | int __libc_back_signalSuspend(void);
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| 58 | int __libc_back_signalWait(const struct timespec *pTimeout);
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| 59 | int __libc_back_signalSendPidOther(pid_t pid, int iSignalNo, siginfo_t *pSigInfo);
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| 60 | int __libc_back_signalAction(int iSignalNo, const struct sigaction *pSigAct, struct sigaction *pSigActOld);
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| 61 | int __libc_back_signalRaisePoked(void *pvXcptParams, int tidPoker);
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| 62 | void __libc_back_signalOS2V1Handler16bit(unsigned short uSignal, unsigned short uArg);
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| 63 | void __libc_back_signalOS2V1Handler32bit(unsigned uSignal, unsigned uArg);
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| 64 |
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| 65 |
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| 66 | __END_DECLS
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| 67 |
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| 68 | #endif
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