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Diffstat (limited to 'arch/ia64/include/uapi/asm/signal.h')
| -rw-r--r-- | arch/ia64/include/uapi/asm/signal.h | 127 | 
1 files changed, 127 insertions, 0 deletions
diff --git a/arch/ia64/include/uapi/asm/signal.h b/arch/ia64/include/uapi/asm/signal.h new file mode 100644 index 00000000000..e531c424434 --- /dev/null +++ b/arch/ia64/include/uapi/asm/signal.h @@ -0,0 +1,127 @@ +/* + * 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. + */ +#ifndef _UAPI_ASM_IA64_SIGNAL_H +#define _UAPI_ASM_IA64_SIGNAL_H + + +#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_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_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() */ + + +#include <asm-generic/signal-defs.h> + +# ifndef __ASSEMBLY__ + +#  include <linux/types.h> + +/* Avoid too many header ordering problems.  */ +struct siginfo; + +typedef struct sigaltstack { +	void __user *ss_sp; +	int ss_flags; +	size_t ss_size; +} stack_t; + + +# endif /* !__ASSEMBLY__ */ +#endif /* _UAPI_ASM_IA64_SIGNAL_H */  |