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fpc/rtl/netbsd/signal.inc
Michael VAN CANNEYT 45b5f58c4a * Char -> AnsiChar
2023-07-14 17:26:09 +02:00

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{
This file is part of the Free Pascal run time library.
Copyright (c) 1999-2000 by Jonas Maebe,
member of the Free Pascal development team.
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
This program 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.
**********************************************************************}
Const { For sending a signal }
SA_NOCLDSTOP = 8;
SA_ONSTACK = $001; { take signal on signal stack }
SA_RESTART = $002; { restart system call on signal return }
SA_RESETHAND = $004; { reset to SIG_DFL when taking signal }
SA_NODEFER = $010; { don't mask the signal we're delivering }
SA_NOCLDWAIT = $020; { don't keep zombies around }
SA_SIGINFO = $040; { signal handler with SA_SIGINFO args }
SA_USERTRAMP = $100; { SUNOS compat: Do not bounce off kernel's sigtramp }
SIG_BLOCK = 1;
SIG_UNBLOCK = 2;
SIG_SETMASK = 3;
{BSD Checked}
SIG_DFL = 0 ;
SIG_IGN = 1 ;
SIG_ERR = -1 ;
SIGHUP = 1;
SIGINT = 2;
SIGQUIT = 3;
SIGILL = 4;
SIGTRAP = 5;
SIGABRT = 6;
SIGIOT = SIGABRT;
SIGEMT = 7;
SIGFPE = 8;
SIGKILL = 9;
SIGBUS = 10;
SIGSEGV = 11;
SIGSYS = 12;
SIGPIPE = 13;
SIGALRM = 14;
SIGTERM = 15;
SIGURG = 16;
SIGSTOP = 17;
SIGTSTP = 18;
SIGCONT = 19;
SIGCHLD = 20;
SIGTTIN = 21;
SIGTTOU = 22;
SIGIO = 23;
SIGXCPU = 24;
SIGXFSZ = 25;
SIGVTALRM = 26;
SIGPROF = 27;
SIGWINCH = 28;
SIGINFO = 29;
SIGUSR1 = 30;
SIGUSR2 = 31;
{$packrecords C}
{ from NetBSD /usr/include/sys/siginfo.h }
const
SI_PAD_SIZE = 128;
type
tsigval = record
sival_int : cint;
sival_ptr : pointer;
end;
tsig_rt = record
_uid : tuid; { defined in ptypes.inc }
_value : tsigval;
end;
tsig_child = record
_pid : tpid;
_status : cint;
_utime : tclock;
_stime : tclock;
end;
tsig_fault = record
_addr : pointer;
_trap : cint;
end;
tsig_poll = record
_band : clong;
_fd : cint;
end;
ksiginfo = record
si_signo : cint;
si_code : cint;
si_errno : cint;
{$ifdef cpu64}
si_pad : cint;
{$endif cpu64}
_reason : record
case longint of
0 : (_rt : tsig_rt);
1 : (_child : tsig_child);
2 : (_fault : tsig_fault);
3 : (_poll : tsig_poll);
{ not yet filled }
end;
end;
psiginfo = ^tsiginfo;
tsiginfo = record
case longint of
0 : ( _pad : array[0..(SI_PAD_SIZE)-1] of AnsiChar );
1 : ( _info : ksiginfo);
{ end; }
end;
{
* The sequence of the fields/registers in struct sigcontext should match
* those in mcontext_t.
}
type sigset_t = array[0..3] of cardinal;
PSigContextRec = ^SigContextRec;
PSigContext = ^SigContextRec;
(*
struct sigcontext {
int sc_gs;
int sc_fs;
int sc_es;
int sc_ds;
int sc_edi;
int sc_esi;
int sc_ebp;
int sc_ebx;
int sc_edx;
int sc_ecx;
int sc_eax;
/* XXX */
int sc_eip;
int sc_cs;
int sc_eflags;
int sc_esp;
int sc_ss;
int sc_onstack; /* sigstack state to restore */
int __sc_mask13; /* signal mask to restore (old style) */
int sc_trapno; /* XXX should be above */
int sc_err;
sigset_t sc_mask; /* signal mask to restore (new style) */
};
*)
{$ifdef CPUi386}
SigContextRec = record
sc_gs : longint; { machine state (struct trapframe): }
sc_fs : longint;
sc_es : longint;
sc_ds : longint;
sc_edi : longint;
sc_esi : longint;
sc_ebp : longint;
sc_ebx : longint;
sc_edx : longint;
sc_ecx : longint;
sc_eax : longint;
sc_eip : longint;
sc_cs : longint;
sc_efl : longint;
sc_esp : longint;
sc_ss : longint;
sc_onstack : longint;
__sc_mask13 : longint;
sc_trapno : longint;
sc_err : longint;
sc_mask : sigset_t;
(* {
* XXX FPU state is 27 * 4 bytes h/w, 1 * 4 bytes s/w (probably not
* needed here), or that + 16 * 4 bytes for emulators (probably all
* needed here). The "spare" bytes are mostly not spare.
}
en_cw : cardinal; { control word (16bits used) }
en_sw : cardinal; { status word (16bits) }
en_tw : cardinal; { tag word (16bits) }
en_fip : cardinal; { floating point instruction pointer }
en_fcs : word; { floating code segment selector }
en_opcode : word; { opcode last executed (11 bits ) }
en_foo : cardinal; { floating operand offset }
en_fos : cardinal; { floating operand segment selector }
fpr_acc : array[0..79] of AnsiChar;
fpr_ex_sw : cardinal;
fpr_pad : array[0..63] of AnsiChar; *)
end;
{$endif}
(* From amd64 /usr/include/machine/frame_regs.h
/*
* General register state
*/
#define GREG_OFFSETS(reg, REG, idx) _REG_##REG = idx,
enum { _FRAME_GREG(GREG_OFFSETS) _NGREG = 26 };
#undef GREG_OFFSETS
#define _FRAME_REG(greg, freg) \
greg(rdi, RDI, 0) \
greg(rsi, RSI, 1) \
greg(rdx, RDX, 2) \
greg(r10, R10, 6) \
greg(r8, R8, 4) \
greg(r9, R9, 5) \
freg(arg6, @, @) /* syscall arg from stack */ \
freg(arg7, @, @) /* syscall arg from stack */ \
freg(arg8, @, @) /* syscall arg from stack */ \
freg(arg9, @, @) /* syscall arg from stack */ \
greg(rcx, RCX, 3) \
greg(r11, R11, 7) \
greg(r12, R12, 8) \
greg(r13, R13, 9) \
greg(r14, R14, 10) \
greg(r15, R15, 11) \
greg(rbp, RBP, 12) \
greg(rbx, RBX, 13) \
greg(rax, RAX, 14) \
greg(gs, GS, 15) \
greg(fs, FS, 16) \
greg(es, ES, 17) \
greg(ds, DS, 18) \
greg(trapno, TRAPNO, 19) \
/* below portion defined in hardware */ \
greg(err, ERR, 20) /* Dummy inserted if not defined */ \
greg(rip, RIP, 21) \
greg(cs, CS, 22) \
greg(rflags, RFLAGS, 23) \
/* These are pushed unconditionally on the x86-64 */ \
greg(rsp, RSP, 24) \
greg(ss, SS, 25)
*)
{$ifdef CPUX86_64}
SigContextRec = record
sc_args : array[0..6] of clong;
sc_rdi : clong;
sc_rsi : clong;
sc_rcx : clong;
sc_rdx : clong;
sc_r8 : clong;
sc_r9 : clong;
//sc_arg6 : clong;
//sc:wq_arg7 : clong;
//sc_arg8 : clong;
//sc_arg9 : clong;
sc_r10 : clong;
sc_r11 : clong;
sc_r12 : clong;
sc_r13 : clong;
sc_r14 : clong;
sc_r15 : clong;
sc_rbp : clong;
sc_rbx : clong;
sc_rax : clong;
sc_gs : clong;
sc_fs : clong;
sc_es : clong;
sc_ds : clong;
sc_trapno : clong;
sc_err : clong;
sc_rip : clong;
sc_cs : clong;
sc_rflags : clong;
sc_rsp : clong;
sc_ss : clong;
sc_pad : clong;
sc_fpregs : array [0..511] of byte;
end;
{$endif def x86_64}
{$ifdef CPUM68K}
SigContextRec = record
sc_args : array[0..6] of clong;
{$WARNING FIXME! SigContextRec}
end;
{$endif m68k}
{$ifdef CPUPOWERPC}
SigContextRec = record
sc_args : array[0..6] of clong;
{$WARNING FIXME! SigContextRec}
end;
{$endif powerpc}
{$ifdef CPUARM}
SigContextRec = record
sc_args : array[0..6] of clong;
{$WARNING FIXME! SigContextRec}
end;
{$endif m68k}
SignalHandler = Procedure(Sig : Longint);cdecl;
PSignalHandler = ^SignalHandler;
SignalRestorer = Procedure;cdecl;
PSignalRestorer = ^SignalRestorer;
sigActionHandler = procedure(Sig: Longint; sininfo:psiginfo; SigContext: PSigContext);cdecl;
Sigset=sigset_t;
TSigset=sigset_t;
PSigSet = ^SigSet;
SigActionRec = packed record
// Handler : record
sa_handler : SigActionHandler;
// case byte of
// 0: (Sh: SignalHandler);
// 1: (Sa: TSigAction);
// end;
Sa_Mask : SigSet;
Sa_Flags : Longint;
end;
PSigActionRec = ^SigActionRec;
{
Change action of process upon receipt of a signal.
Signum specifies the signal (all except SigKill and SigStop).
If Act is non-nil, it is used to specify the new action.
If OldAct is non-nil the previous action is saved there.
}
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