mirror of
https://gitlab.com/freepascal.org/fpc/source.git
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d9c5cd76cd
o softfloat support for bsd/system.pp (enabled when compiling for ARM)
o include darwin/arm sigaction structs in darwin/signal.inc when
compiling for ARM (can't commit the file itself that contains
those structs due to licensing issues though)
git-svn-id: trunk@12327 -
297 lines
10 KiB
PHP
297 lines
10 KiB
PHP
{$PACKRECORDS C}
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{
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Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
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@APPLE_LICENSE_HEADER_START@
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The contents of this file constitute Original Code as defined in and
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are subject to the Apple Public Source License Version 1.1 (the
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"License"). You may not use this file except in compliance with the
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License. Please obtain a copy of the License at
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http://www.apple.com/publicsource and read it before using this file.
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This Original Code and all software distributed under the License are
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distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
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License for the specific language governing rights and limitations
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under the License.
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@APPLE_LICENSE_HEADER_END@
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}
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{ Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved }
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{
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Copyright (c) 1982, 1986, 1989, 1991, 1993
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The Regents of the University of California. All rights reserved.
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(c) UNIX System Laboratories, Inc.
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All or some portions of this file are derived from material licensed
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to the University of California by American Telephone and Telegraph
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Co. or Unix System Laboratories, Inc. and are reproduced herein with
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the permission of UNIX System Laboratories, Inc.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. All advertising materials mentioning features or use of this software
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must display the following acknowledgement:
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This product includes software developed by the University of
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California, Berkeley and its contributors.
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4. Neither the name of the University nor the names of its contributors
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may be used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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SUCH DAMAGE.
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@(#)signal.h 8.2 (Berkeley) 1/21/94
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}
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const
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SA_NOCLDSTOP = 8;
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SA_ONSTACK = $001; { take signal on signal stack }
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SA_RESTART = $002; { restart system call on signal return }
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SA_DISABLE = $004; { disable taking signals on alternate stack }
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SA_RESETHAND = $004; { reset to SIG_DFL when taking signal }
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SA_NODEFER = $010; { don't mask the signal we're delivering }
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SA_NOCLDWAIT = $020; { don't keep zombies around }
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SA_SIGINFO = $040; { signal handler with SA_SIGINFO args }
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SA_USERTRAMP = $100; { SUNOS compat: Do not bounce off kernel's sigtramp }
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SA_64REGSET = $200; { SUNOS compat: Do not bounce off kernel's sigtramp }
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{ hangup }
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SIGHUP = 1;
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{ interrupt }
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SIGINT = 2;
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{ quit }
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SIGQUIT = 3;
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{ illegal instruction (not reset when caught) }
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SIGILL = 4;
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{ trace trap (not reset when caught) }
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SIGTRAP = 5;
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{ abort() }
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SIGABRT = 6;
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{ compatibility }
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SIGIOT = SIGABRT;
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{ EMT instruction }
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SIGEMT = 7;
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{ floating point exception }
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SIGFPE = 8;
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{ kill (cannot be caught or ignored) }
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SIGKILL = 9;
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{ bus error }
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SIGBUS = 10;
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{ segmentation violation }
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SIGSEGV = 11;
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{ bad argument to system call }
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SIGSYS = 12;
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{ write on a pipe with no one to read it }
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SIGPIPE = 13;
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{ alarm clock }
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SIGALRM = 14;
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{ software termination signal from kill }
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SIGTERM = 15;
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{ urgent condition on IO channel }
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SIGURG = 16;
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{ sendable stop signal not from tty }
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SIGSTOP = 17;
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{ stop signal from tty }
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SIGTSTP = 18;
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{ continue a stopped process }
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SIGCONT = 19;
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{ to parent on child stop or exit }
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SIGCHLD = 20;
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{ to readers pgrp upon background tty read }
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SIGTTIN = 21;
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{ like TTIN for output if (tp->t_local<OSTOP) }
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SIGTTOU = 22;
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{ input/output possible signal }
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SIGIO = 23;
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{ exceeded CPU time limit }
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SIGXCPU = 24;
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{ exceeded file size limit }
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SIGXFSZ = 25;
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{ virtual time alarm }
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SIGVTALRM = 26;
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{ profiling time alarm }
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SIGPROF = 27;
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{ window size changes }
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SIGWINCH = 28;
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{ information request }
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SIGINFO = 29;
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{ user defined signal 1 }
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SIGUSR1 = 30;
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{ user defined signal 2 }
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SIGUSR2 = 31;
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SIG_DFL = 0;
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SIG_IGN = 1;
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SIG_ERR = -1;
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type
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sigset_t = array[0..0] of cuint;
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Sigval = Record
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Case Boolean OF
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{ Members as suggested by Annex C of POSIX 1003.1b. }
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false : (sigval_int : cint);
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True : (sigval_ptr : Pointer);
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End;
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TSigInfo_t = record
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si_signo, { signal number }
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si_errno, { errno association }
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{
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* Cause of signal, one of the SI_ macros or signal-specific
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* values, i.e. one of the FPE_... values for SIGFPE. This
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* value is equivalent to the second argument to an old-style
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* FreeBSD signal handler.
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}
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si_code, { signal code }
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si_pid : cint; { sending process }
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si_uid : cuint; { sender's ruid }
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si_status : cint; { exit value }
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si_addr : Pointer; { faulting instruction }
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si_value : SigVal; { signal value }
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si_band : cuint; { band event for SIGPOLL }
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pad : array[0..6] of cint; { Reserved for Future Use }
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end;
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TSigset=sigset_t;
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Sigset=sigset_t;
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PSigSet = ^TSigSet;
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tdarwin_stack_t = record
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ss_sp : pchar; { signal stack base }
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ss_size : clong; { signal stack length }
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ss_flags : cint; { SA_DISABLE and/or SA_ONSTACK }
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end;
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{$if defined(cpupowerpc) or defined(cpupowerpc64)}
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{$include ppcgen/sig_ppc.inc} { SigContextRec }
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{$else cpupowerpc or cpupowerpc64}
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{$ifdef cpui386}
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{$include i386/sig_cpu.inc} { SigContextRec }
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{$else cpui386}
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{$ifdef cpux86_64}
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{$include x86_64/sig_cpu.inc} { SigContextRec }
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{$else cpux86_64}
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{$ifdef cpuarm}
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{$include arm/sig_cpu.inc}
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{$else cpuarm}
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{$error Unsupported cpu type!}
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{$endif cpuarm}
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{$endif cpux86_64}
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{$endif cpui386}
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{$endif cpupowerpc or cpupowerpc64}
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psigcontext = ^sigcontextrec;
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psigcontextrec = ^sigcontextrec;
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sigcontextrec = record
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uc_onstack : cint;
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uc_sigmask : sigset_t; { signal mask used by this context }
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uc_stack : tdarwin_stack_t; { stack used by this context }
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uc_link : psigcontextrec; { pointer to resuming context }
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uc_mcsize : size_t; { size of the machine context passed in }
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uc_mcontext: ^mcontext_t; { machine specific context }
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end;
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SignalHandler = Procedure(Sig : Longint);cdecl;
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PSignalHandler = ^SignalHandler;
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SignalRestorer = Procedure;cdecl;
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PSignalRestorer = ^SignalRestorer;
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PSigInfo = ^TSigInfo_t;
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SigActionHandler = procedure (Sig: cint; info : psiginfo; SigContext:PSigContext); cdecl;
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SigActionRec = packed record
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{
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case byte of
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0: (Sh: SignalHandler; Sa_Flags: longint; Sa_Mask: SigSet);
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1: (sa_handler: TSigAction);
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}
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Sa_Handler: SigActionHandler;
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Sa_Mask: sigset_t;
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Sa_Flags: cint;
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end;
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PSigActionRec = ^SigActionRec;
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{
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Flags for sigprocmask:
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}
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const
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{ block specified signal set }
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SIG_BLOCK = 1;
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{ unblock specified signal set }
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SIG_UNBLOCK = 2;
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{ set specified signal set }
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SIG_SETMASK = 3;
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{ type of signal function }
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{
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Structure used in sigaltstack call.
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}
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type
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sigaltstack = record
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{ signal stack base }
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ss_sp : pchar;
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{ signal stack length }
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ss_size : clong;
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{ SA_DISABLE and/or SA_ONSTACK }
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ss_flags : cint;
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end;
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{ minimum allowable stack }
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const
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MINSIGSTKSZ = 8192;
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{ recommended stack size }
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{ already defined in another BSD include file }
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// SIGSTKSZ = MINSIGSTKSZ + 32768;
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{
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4.3 compatibility:
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Signal vector "template" used in sigvec call.
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}
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type
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sigvec = record
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{ signal handler }
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sv_handler : procedure(para: cint);
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{ signal mask to apply }
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sv_mask : cint;
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{ see signal options below }
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sv_flags : cint;
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end;
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const
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SV_ONSTACK = SA_ONSTACK;
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{ same bit, opposite sense }
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SV_INTERRUPT = SA_RESTART;
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{ Codes for SIGFPE }
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FPE_NOOP = 0; { if only I knew... }
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FPE_FLTDIV = 1; { floating point divide by zero }
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FPE_FLTOVF = 2; { floating point overflow }
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FPE_FLTUND = 3; { floating point underflow }
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FPE_FLTRES = 4; { floating point inexact result }
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FPE_FLTINV = 5; { invalid floating point operation }
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FPE_FLTSUB = 6; { subscript out of range -NOTIMP on Mac OS X 10.4.7 }
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FPE_INTDIV = 7; { integer divide by zero -NOTIMP on Mac OS X 10.4.7 }
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FPE_INTOVF = 8; { integer overflow -NOTIMP on Mac OS X 10.4.7 }
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