#ifndef _ASM_IA64_SIGNAL_H #define _ASM_IA64_SIGNAL_H /* * Modified 1998-2001, 2003 * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co * * Unfortunately, this file is being included by bits/signal.h in * glibc-2.x. Hence the #ifdef __KERNEL__ ugliness. */ #define SIGHUP 1 #define SIGINT 2 #define SIGQUIT 3 #define SIGILL 4 #define SIGTRAP 5 #define SIGABRT 6 #define SIGIOT 6 #define SIGBUS 7 #define SIGFPE 8 #define SIGKILL 9 #define SIGUSR1 10 #define SIGSEGV 11 #define SIGUSR2 12 #define SIGPIPE 13 #define SIGALRM 14 #define SIGTERM 15 #define SIGSTKFLT 16 #define SIGCHLD 17 #define SIGCONT 18 #define SIGSTOP 19 #define SIGTSTP 20 #define SIGTTIN 21 #define SIGTTOU 22 #define SIGURG 23 #define SIGXCPU 24 #define SIGXFSZ 25 #define SIGVTALRM 26 #define SIGPROF 27 #define SIGWINCH 28 #define SIGIO 29 #define SIGPOLL SIGIO /* #define SIGLOST 29 */ #define SIGPWR 30 #define SIGSYS 31 /* signal 31 is no longer "unused", but the SIGUNUSED macro remains for backwards compatibility */ #define SIGUNUSED 31 /* These should not be considered constants from userland. */ #define SIGRTMIN 32 #define SIGRTMAX _NSIG /* * SA_FLAGS values: * * SA_ONSTACK indicates that a registered stack_t will be used. * SA_INTERRUPT is a no-op, but left due to historical reasons. * SA_RESTART flag to get restarting signals (which were the default long ago) * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. * SA_RESETHAND clears the handler when the signal is delivered. * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. * SA_NODEFER prevents the current signal from being masked in the handler. * * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single * Unix names RESETHAND and NODEFER respectively. */ #define SA_NOCLDSTOP 0x00000001 #define SA_NOCLDWAIT 0x00000002 #define SA_SIGINFO 0x00000004 #define SA_ONSTACK 0x08000000 #define SA_RESTART 0x10000000 #define SA_NODEFER 0x40000000 #define SA_RESETHAND 0x80000000 #define SA_NOMASK SA_NODEFER #define SA_ONESHOT SA_RESETHAND #define SA_INTERRUPT 0x20000000 /* dummy -- ignored */ #define SA_RESTORER 0x04000000 /* * sigaltstack controls */ #define SS_ONSTACK 1 #define SS_DISABLE 2 /* * The minimum stack size needs to be fairly large because we want to * be sure that an app compiled for today's CPUs will continue to run * on all future CPU models. The CPU model matters because the signal * frame needs to have space for the complete machine state, including * all physical stacked registers. The number of physical stacked * registers is CPU model dependent, but given that the width of * ar.rsc.loadrs is 14 bits, we can assume that they'll never take up * more than 16KB of space. */ #if 1 /* * This is a stupid typo: the value was _meant_ to be 131072 (0x20000), but I typed it * in wrong. ;-( To preserve backwards compatibility, we leave the kernel at the * incorrect value and fix libc only. */ # define MINSIGSTKSZ 131027 /* min. stack size for sigaltstack() */ #else # define MINSIGSTKSZ 131072 /* min. stack size for sigaltstack() */ #endif #define SIGSTKSZ 262144 /* default stack size for sigaltstack() */ #ifdef __KERNEL__ #define _NSIG 64 #define _NSIG_BPW 64 #define _NSIG_WORDS (_NSIG / _NSIG_BPW) #define SA_PERCPU_IRQ 0x02000000 #endif /* __KERNEL__ */ #define SIG_BLOCK 0 /* for blocking signals */ #define SIG_UNBLOCK 1 /* for unblocking signals */ #define SIG_SETMASK 2 /* for setting the signal mask */ #define SIG_DFL ((__sighandler_t)0) /* default signal handling */ #define SIG_IGN ((__sighandler_t)1) /* ignore signal */ #define SIG_ERR ((__sighandler_t)-1) /* error return from signal */ # ifndef __ASSEMBLY__ # include <linux/types.h> /* Avoid too many header ordering problems. */ struct siginfo; /* Type of a signal handler. */ typedef void __user (*__sighandler_t)(int); typedef struct sigaltstack { void __user *ss_sp; int ss_flags; size_t ss_size; } stack_t; #ifdef __KERNEL__ /* Most things should be clean enough to redefine this at will, if care is taken to make libc match. */ typedef unsigned long old_sigset_t; typedef struct { unsigned long sig[_NSIG_WORDS]; } sigset_t; struct sigaction { __sighandler_t sa_handler; unsigned long sa_flags; sigset_t sa_mask; /* mask last for extensibility */ }; struct k_sigaction { struct sigaction sa; }; # include <asm/sigcontext.h> #define ptrace_signal_deliver(regs, cookie) do { } while (0) void set_sigdelayed(pid_t pid, int signo, int code, void __user *addr); #endif /* __KERNEL__ */ # endif /* !__ASSEMBLY__ */ #endif /* _ASM_IA64_SIGNAL_H */