/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2010 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ /* All Rights Reserved */ /* * University Copyright- Copyright (c) 1982, 1986, 1988 * The Regents of the University of California * All Rights Reserved * * University Acknowledgment- Portions of this document are derived from * software developed by the University of California, Berkeley, and its * contributors. */ #ifndef _UCB_SYS_SIGNAL_H #define _UCB_SYS_SIGNAL_H /* * 4.3BSD signal compatibility header * * this file includes all standard SVR4 header info, plus the 4.3BSD * structures - 4.3BSD signal codes are translated to SVR4 generic * signal codes where applicable */ #ifdef __cplusplus extern "C" { #endif /* * SysV */ /* ---- ---- */ /* Copyright (c) 1988 AT&T */ /* All Rights Reserved */ #ifndef _SIGNAL_H #define _SIGNAL_H /* ---- ---- */ /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ /* All Rights Reserved */ #ifndef _SYS_SIGNAL_H #define _SYS_SIGNAL_H #define SIGHUP 1 /* hangup */ #define SIGINT 2 /* interrupt (rubout) */ #define SIGQUIT 3 /* quit (ASCII FS) */ #define SIGILL 4 /* illegal instruction (not reset when caught) */ #define SIGTRAP 5 /* trace trap (not reset when caught) */ #define SIGIOT 6 /* IOT instruction */ #define SIGABRT 6 /* used by abort, replace SIGIOT in the future */ #define SIGEMT 7 /* EMT instruction */ #define SIGFPE 8 /* floating point exception */ #define SIGKILL 9 /* kill (cannot be caught or ignored) */ #define SIGBUS 10 /* bus error */ #define SIGSEGV 11 /* segmentation violation */ #define SIGSYS 12 /* bad argument to system call */ #define SIGPIPE 13 /* write on a pipe with no one to read it */ #define SIGALRM 14 /* alarm clock */ #define SIGTERM 15 /* software termination signal from kill */ #define SIGUSR1 16 /* user defined signal 1 */ #define SIGUSR2 17 /* user defined signal 2 */ #define SIGCLD 18 /* child status change */ #define SIGCHLD 18 /* child status change alias (POSIX) */ #define SIGPWR 19 /* power-fail restart */ #define SIGWINCH 20 /* window size change */ #define SIGURG 21 /* urgent socket condition */ #define SIGPOLL 22 /* pollable event occured */ #define SIGIO SIGPOLL /* socket I/O possible (SIGPOLL alias) */ #define SIGSTOP 23 /* stop (cannot be caught or ignored) */ #define SIGTSTP 24 /* user stop requested from tty */ #define SIGCONT 25 /* stopped process has been continued */ #define SIGTTIN 26 /* background tty read attempted */ #define SIGTTOU 27 /* background tty write attempted */ #define SIGVTALRM 28 /* virtual timer expired */ #define SIGPROF 29 /* profiling timer expired */ #define SIGXCPU 30 /* exceeded cpu limit */ #define SIGXFSZ 31 /* exceeded file size limit */ #define SIGWAITING 32 /* process's lwps are blocked */ #define SIGLWP 33 /* special signal used by thread library */ #if defined(__cplusplus) typedef void SIG_FUNC_TYP(int); typedef SIG_FUNC_TYP *SIG_TYP; #define SIG_PF SIG_TYP #define SIG_DFL (SIG_PF)0 #define SIG_ERR (SIG_PF)-1 #define SIG_IGN (SIG_PF)1 #define SIG_HOLD (SIG_PF)2 #elif defined(lint) #define SIG_DFL (void(*)(int))0 #define SIG_ERR (void(*)(int))0 #define SIG_IGN (void (*)(int))0 #define SIG_HOLD (void(*)(int))0 #else #define SIG_DFL (void(*)())0 #define SIG_ERR (void(*)())-1 #define SIG_IGN (void (*)())1 #define SIG_HOLD (void(*)())2 #endif #define SIG_BLOCK 1 #define SIG_UNBLOCK 2 #define SIG_SETMASK 3 #define SIGNO_MASK 0xFF #define SIGDEFER 0x100 #define SIGHOLD 0x200 #define SIGRELSE 0x400 #define SIGIGNORE 0x800 #define SIGPAUSE 0x1000 #if !defined(_STRICT_STDC) || defined(_POSIX_SOURCE) #ifndef _SIGSET_T #define _SIGSET_T typedef struct { /* signal set type */ unsigned int __sigbits[4]; } sigset_t; #endif /* _SIGSET_T */ struct sigaction { int sa_flags; #if defined(__cplusplus) void (*sa_handler)(int); #else void (*sa_handler)(); #endif sigset_t sa_mask; int sa_resv[2]; }; /* this is only valid for SIGCLD */ #define SA_NOCLDSTOP 0x00020000 /* don't send job control SIGCLD's */ #endif #if !defined(_STRICT_STDC) && !defined(_POSIX_SOURCE) /* non-comformant ANSI compilation */ /* definitions for the sa_flags field */ #define SA_ONSTACK 0x00000001 #define SA_RESETHAND 0x00000002 #define SA_RESTART 0x00000004 #define SA_SIGINFO 0x00000008 #define SA_NODEFER 0x00000010 /* this is only valid for SIGCLD */ #define SA_NOCLDWAIT 0x00010000 /* don't save zombie children */ #define NSIG 34 /* valid signals range from 1 to NSIG-1 */ #define MAXSIG 33 /* size of u_signal[], NSIG-1 <= MAXSIG */ #define MINSIGSTKSZ 2048 #define SIGSTKSZ 8192 #define SS_ONSTACK 0x00000001 #define SS_DISABLE 0x00000002 struct sigaltstack { char *ss_sp; int ss_size; int ss_flags; }; typedef struct sigaltstack stack_t; #endif /* __STDC__ && !POSIX */ #endif /* _SYS_SIGNAL_H */ /* ---- end of SysV ---- */ typedef int sig_atomic_t; #if defined(__STDC__) extern const char *_sys_siglist[]; extern const int _sys_nsig; #ifdef __cplusplus extern "C" SIG_PF signal(int, SIG_PF); #else extern void (*signal(int, void (*)(int)))(int); #endif extern int raise(int); #if !defined(_STRICT_STDC) || defined(_POSIX_SOURCE) || \ defined(_XOPEN_SOURCE) extern int kill(pid_t, int); extern int sigaction(int, const struct sigaction *, struct sigaction *); extern int sigaddset(sigset_t *, int); extern int sigdelset(sigset_t *, int); extern int sigemptyset(sigset_t *); extern int sigfillset(sigset_t *); extern int sigismember(const sigset_t *, int); extern int sigpending(sigset_t *); extern int sigprocmask(int, const sigset_t *, sigset_t *); extern int sigsuspend(const sigset_t *); #endif #if !defined(_STRICT_STDC) && !defined(_POSIX_SOURCE) extern int gsignal(int); extern void (*sigset(int, void (*)(int)))(int); extern int sighold(int); extern int sigrelse(int); extern int sigignore(int); extern int sigpause(int); extern int (*ssignal(int, int (*)(int)))(int); extern int sigaltstack(const stack_t *, stack_t *); /* extern int sigsend(idtype_t, id_t, int); */ /* extern int sigsendset(const procset_t *, int); */ #endif #else extern char *_sys_siglist[]; extern int _sys_nsig; extern void(*signal())(); extern void(*sigset())(); #endif /* __STDC__ */ #endif /* _SIGNAL_H */ /* ---- end of SysV ---- */ #define sigmask(m) (m > 32 ? 0 : (1 << ((m)-1))) /* * 4.3BSD structure used in sigstack call. */ struct sigstack { char *ss_sp; /* signal stack pointer */ int ss_onstack; /* current status */ }; #define SV_ONSTACK 0x0001 /* take signal on signal stack */ #define SV_INTERRUPT 0x0002 /* do not restart system on signal return */ #define SV_RESETHAND 0x0004 /* reset handler to SIG_DFL when signal taken */ #define sv_onstack sv_flags struct sigcontext { int sc_onstack; /* sigstack state to restore */ int sc_mask; /* signal mask to restore */ #ifdef u3b2 int sc_sp; /* sp to restore */ int sc_fp; /* fp to restore */ int sc_ap; /* ap to restore */ int sc_pc; /* pc to restore */ int sc_ps; /* psw to restore */ #endif #ifdef vax int sc_sp; /* sp to restore */ int sc_fp; /* fp to restore */ int sc_ap; /* ap to restore */ int sc_pc; /* pc to restore */ int sc_ps; /* psl to restore */ #endif /* vax */ #ifdef mc68000 int sc_sp; /* sp to restore */ int sc_pc; /* pc to retore */ int sc_ps; /* psl to restore */ #endif /* mc68000 */ #ifdef __sparc #define MAXWINDOW 31 /* max usable windows in sparc */ long sc_sp; /* sp to restore */ long sc_pc; /* pc to retore */ long sc_npc; /* next pc to restore */ long sc_psr; /* psr to restore */ /* aliased to REG_CCR for sparcv9 */ long sc_g1; /* register that must be restored */ long sc_o0; int sc_wbcnt; /* number of outstanding windows */ char *sc_spbuf[MAXWINDOW]; /* sp's for each wbuf */ long sc_wbuf[MAXWINDOW][16]; /* outstanding window save buffer */ #endif /* __sparc */ #if defined(__amd64) long sc_sp; /* sp to restore */ long sc_pc; /* pc to retore */ long sc_ps; /* psl to restore */ long sc_rax; /* rax to restore */ long sc_rdx; /* rdx to restore */ #define sc_r0 sc_rax #define sc_r1 sc_rdx #elif defined(__i386) int sc_sp; /* sp to restore */ int sc_pc; /* pc to retore */ int sc_ps; /* psl to restore */ int sc_eax; /* eax to restore */ int sc_edx; /* edx to restore */ #define sc_r0 sc_eax #define sc_r1 sc_edx #endif }; /* * 4.3BSD signal vector structure used in sigvec call. */ struct sigvec { #if defined(__cplusplus) void (*sv_handler)(int, int, struct sigcontext *, char *); #else void (*sv_handler)(); /* signal handler */ #endif int sv_mask; /* signal mask to apply */ int sv_flags; /* see signal options below */ }; #if defined(__STDC__) extern int sigvec(int, struct sigvec *, struct sigvec *); extern int sigblock(int); extern int sigsetmask(int); #endif /* * Signal codes taken verbatim from SunOS4.1 */ #ifdef vax #define ILL_RESAD_FAULT 0x0 /* reserved addressing fault */ #define ILL_PRIVIN_FAULT 0x1 /* privileged instruction fault */ #define ILL_RESOP_FAULT 0x2 /* reserved operand fault */ #endif /* vax */ #ifdef mc68000 #define ILL_ILLINSTR_FAULT 0x10 /* illegal instruction fault */ #define ILL_PRIVVIO_FAULT 0x20 /* privilege violation fault */ #define ILL_COPROCERR_FAULT 0x34 /* [coprocessor protocol error fault] */ #define ILL_TRAP1_FAULT 0x84 /* trap #1 fault */ #define ILL_TRAP2_FAULT 0x88 /* trap #2 fault */ #define ILL_TRAP3_FAULT 0x8c /* trap #3 fault */ #define ILL_TRAP4_FAULT 0x90 /* trap #4 fault */ #define ILL_TRAP5_FAULT 0x94 /* trap #5 fault */ #define ILL_TRAP6_FAULT 0x98 /* trap #6 fault */ #define ILL_TRAP7_FAULT 0x9c /* trap #7 fault */ #define ILL_TRAP8_FAULT 0xa0 /* trap #8 fault */ #define ILL_TRAP9_FAULT 0xa4 /* trap #9 fault */ #define ILL_TRAP10_FAULT 0xa8 /* trap #10 fault */ #define ILL_TRAP11_FAULT 0xac /* trap #11 fault */ #define ILL_TRAP12_FAULT 0xb0 /* trap #12 fault */ #define ILL_TRAP13_FAULT 0xb4 /* trap #13 fault */ #define ILL_TRAP14_FAULT 0xb8 /* trap #14 fault */ #endif /* mc68000 */ #ifdef sparc #define ILL_STACK 0x00 /* bad stack */ #define ILL_ILLINSTR_FAULT 0x02 /* illegal instruction fault */ #define ILL_PRIVINSTR_FAULT 0x03 /* privileged instruction fault */ /* codes from 0x80 to 0xff are software traps */ #define ILL_TRAP_FAULT(n) ((n)+0x80) /* trap n fault */ #endif /* sparc */ #if defined(__i386) || defined(__amd64) #define ILL_ILLINSTR_FAULT 0x02 /* illegal instruction fault */ #endif #ifdef mc68000 #define EMT_EMU1010 0x28 /* line 1010 emulator trap */ #define EMT_EMU1111 0x2c /* line 1111 emulator trap */ #endif /* mc68000 */ #ifdef sparc #define EMT_TAG 0x0a /* tag overflow */ #endif /* sparc */ #ifdef vax #define FPE_INTOVF_TRAP 0x1 /* integer overflow */ #define FPE_INTDIV_TRAP 0x2 /* integer divide by zero */ #define FPE_FLTOVF_TRAP 0x3 /* floating overflow */ #define FPE_FLTDIV_TRAP 0x4 /* floating/decimal divide by zero */ #define FPE_FLTUND_TRAP 0x5 /* floating underflow */ #define FPE_DECOVF_TRAP 0x6 /* decimal overflow */ #define FPE_SUBRNG_TRAP 0x7 /* subscript out of range */ #define FPE_FLTOVF_FAULT 0x8 /* floating overflow fault */ #define FPE_FLTDIV_FAULT 0x9 /* divide by zero floating fault */ #define FPE_FLTUND_FAULT 0xa /* floating underflow fault */ #endif /* vax */ #ifdef mc68000 #define FPE_INTDIV_TRAP 0x14 /* integer divide by zero */ #define FPE_CHKINST_TRAP 0x18 /* CHK [CHK2] instruction */ #define FPE_TRAPV_TRAP 0x1c /* TRAPV [cpTRAPcc TRAPcc] instr */ #define FPE_FLTBSUN_TRAP 0xc0 /* [branch or set on unordered cond] */ #define FPE_FLTINEX_TRAP 0xc4 /* [floating inexact result] */ #define FPE_FLTDIV_TRAP 0xc8 /* [floating divide by zero] */ #define FPE_FLTUND_TRAP 0xcc /* [floating underflow] */ #define FPE_FLTOPERR_TRAP 0xd0 /* [floating operand error] */ #define FPE_FLTOVF_TRAP 0xd4 /* [floating overflow] */ #define FPE_FLTNAN_TRAP 0xd8 /* [floating Not-A-Number] */ #ifdef sun #define FPE_FPA_ENABLE 0x400 /* [FPA not enabled] */ #define FPE_FPA_ERROR 0x404 /* [FPA arithmetic exception] */ #endif /* sun */ #endif /* mc68000 */ #ifdef sparc #define FPE_INTOVF_TRAP 0x1 /* integer overflow */ #define FPE_STARTSIG_TRAP 0x2 /* process using fp */ #define FPE_INTDIV_TRAP 0x14 /* integer divide by zero */ #define FPE_FLTINEX_TRAP 0xc4 /* [floating inexact result] */ #define FPE_FLTDIV_TRAP 0xc8 /* [floating divide by zero] */ #define FPE_FLTUND_TRAP 0xcc /* [floating underflow] */ #define FPE_FLTOPERR_TRAP 0xd0 /* [floating operand error] */ #define FPE_FLTOVF_TRAP 0xd4 /* [floating overflow] */ #endif /* sparc */ /* * The codes for SIGBUS and SIGSEGV are described in * These are the same between SunOS4.1 and SunOS5.0 */ #include #define BUS_HWERR FC_HWERR /* misc hardware error (e.g. timeout) */ #define BUS_ALIGN FC_ALIGN /* hardware alignment error */ #ifdef BUS_OBJERR /* namespace conflict with SysV */ #undef BUS_OBJERR #endif #define BUS_OBJERR FC_OBJERR /* object returned errno value */ /* * The BUS_CODE(code) will be one of the above. In the BUS_OBJERR case, * doing a BUS_ERRNO(code) gives an errno value reported by the underlying * file object mapped at the fault address. Note that this appears to be * duplicated with the segmentation fault case below -- unfortunate, since * the specification has always claimed that such errors produce SIGBUS. * The segmentation cases are left defined as a transition aid. */ #define BUS_CODE(C) FC_CODE(C) #define BUS_ERRNO(C) FC_ERRNO(C) #define SEGV_NOMAP FC_NOMAP /* no mapping at the fault address */ #define SEGV_PROT FC_PROT /* access exceeded protections */ #define SEGV_OBJERR FC_OBJERR /* object returned errno value */ /* * The SEGV_CODE(code) will be SEGV_NOMAP, SEGV_PROT, or SEGV_OBJERR. * In the SEGV_OBJERR case, doing a SEGV_ERRNO(code) gives an errno value * reported by the underlying file object mapped at the fault address. */ #define SEGV_CODE(C) FC_CODE(C) #define SEGV_ERRNO(C) FC_ERRNO(C) #define SEGV_MAKE_ERR(e) FC_MAKE_ERR(e) #define SIG_NOADDR ((char *)~0) #if defined(lint) #define BADSIG (void(*)())0 #else #define BADSIG (void(*)())-1 #endif #ifdef __cplusplus } #endif #endif /* _UCB_SYS_SIGNAL_H */