[mirror_ubuntu-bionic-kernel.git] / arch / s390 / include / uapi / asm / signal.h

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
 *  S390 version
 *
 *  Derived from "include/asm-i386/signal.h"
 */

#ifndef _UAPI_ASMS390_SIGNAL_H
#define _UAPI_ASMS390_SIGNAL_H

#include <linux/types.h>
#include <linux/time.h>

/* Avoid too many header ordering problems.  */
struct siginfo;
struct pt_regs;

#ifndef __KERNEL__
/* Here we must cater to libcs that poke about in kernel headers.  */

#define NSIG            32
typedef unsigned long sigset_t;

#endif /* __KERNEL__ */

#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
#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

#define MINSIGSTKSZ     2048
#define SIGSTKSZ        8192

#include <asm-generic/signal-defs.h>

#ifndef __KERNEL__
/* Here we must cater to libcs that poke about in kernel headers.  */

struct sigaction {
        union {
          __sighandler_t _sa_handler;
          void (*_sa_sigaction)(int, struct siginfo *, void *);
        } _u;
#ifndef __s390x__ /* lovely */
        sigset_t sa_mask;
        unsigned long sa_flags;
        void (*sa_restorer)(void);
#else  /* __s390x__ */
        unsigned long sa_flags;
        void (*sa_restorer)(void);
	sigset_t sa_mask;
#endif /* __s390x__ */
};

#define sa_handler      _u._sa_handler
#define sa_sigaction    _u._sa_sigaction

#endif /* __KERNEL__ */

typedef struct sigaltstack {
        void __user *ss_sp;
        int ss_flags;
        size_t ss_size;
} stack_t;


#endif /* _UAPI_ASMS390_SIGNAL_H */
Commit	Line	Data
6f52b16c	1	/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
9807f759 DH	2	/*
	3	* S390 version
	4	*
	5	* Derived from "include/asm-i386/signal.h"
	6	*/
	7
	8	#ifndef _UAPI_ASMS390_SIGNAL_H
	9	#define _UAPI_ASMS390_SIGNAL_H
	10
	11	#include <linux/types.h>
	12	#include <linux/time.h>
	13
	14	/* Avoid too many header ordering problems. */
	15	struct siginfo;
	16	struct pt_regs;
	17
	18	#ifndef __KERNEL__
	19	/* Here we must cater to libcs that poke about in kernel headers. */
	20
	21	#define NSIG 32
	22	typedef unsigned long sigset_t;
	23
	24	#endif /* __KERNEL__ */
	25
	26	#define SIGHUP 1
	27	#define SIGINT 2
	28	#define SIGQUIT 3
	29	#define SIGILL 4
	30	#define SIGTRAP 5
	31	#define SIGABRT 6
	32	#define SIGIOT 6
	33	#define SIGBUS 7
	34	#define SIGFPE 8
	35	#define SIGKILL 9
	36	#define SIGUSR1 10
	37	#define SIGSEGV 11
	38	#define SIGUSR2 12
	39	#define SIGPIPE 13
	40	#define SIGALRM 14
	41	#define SIGTERM 15
	42	#define SIGSTKFLT 16
	43	#define SIGCHLD 17
	44	#define SIGCONT 18
	45	#define SIGSTOP 19
	46	#define SIGTSTP 20
	47	#define SIGTTIN 21
	48	#define SIGTTOU 22
	49	#define SIGURG 23
	50	#define SIGXCPU 24
	51	#define SIGXFSZ 25
	52	#define SIGVTALRM 26
	53	#define SIGPROF 27
	54	#define SIGWINCH 28
	55	#define SIGIO 29
	56	#define SIGPOLL SIGIO
	57	/*
	58	#define SIGLOST 29
	59	*/
	60	#define SIGPWR 30
	61	#define SIGSYS 31
	62	#define SIGUNUSED 31
	63
	64	/* These should not be considered constants from userland. */
	65	#define SIGRTMIN 32
66	#define SIGRTMAX _NSIG
67
68	/*
69	* SA_FLAGS values:
70	*
71	* SA_ONSTACK indicates that a registered stack_t will be used.
72	* SA_RESTART flag to get restarting signals (which were the default long ago)
73	* SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
74	* SA_RESETHAND clears the handler when the signal is delivered.
75	* SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
76	* SA_NODEFER prevents the current signal from being masked in the handler.
77	*
78	* SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
79	* Unix names RESETHAND and NODEFER respectively.
80	*/
81	#define SA_NOCLDSTOP 0x00000001
82	#define SA_NOCLDWAIT 0x00000002
83	#define SA_SIGINFO 0x00000004
84	#define SA_ONSTACK 0x08000000
85	#define SA_RESTART 0x10000000
86	#define SA_NODEFER 0x40000000
87	#define SA_RESETHAND 0x80000000
88
89	#define SA_NOMASK SA_NODEFER
90	#define SA_ONESHOT SA_RESETHAND
91
92	#define SA_RESTORER 0x04000000
93
9807f759 DH	94	#define MINSIGSTKSZ 2048
	95	#define SIGSTKSZ 8192
	96
	97	#include <asm-generic/signal-defs.h>
	98
	99	#ifndef __KERNEL__
	100	/* Here we must cater to libcs that poke about in kernel headers. */
	101
	102	struct sigaction {
	103	union {
	104	__sighandler_t _sa_handler;
	105	void (_sa_sigaction)(int, struct siginfo , void *);
	106	} _u;
	107	#ifndef __s390x__ /* lovely */
	108	sigset_t sa_mask;
	109	unsigned long sa_flags;
	110	void (*sa_restorer)(void);
	111	#else /* __s390x__ */
	112	unsigned long sa_flags;
	113	void (*sa_restorer)(void);
	114	sigset_t sa_mask;
	115	#endif /* __s390x__ */
	116	};
	117
	118	#define sa_handler _u._sa_handler
	119	#define sa_sigaction _u._sa_sigaction
	120
	121	#endif /* __KERNEL__ */
	122
	123	typedef struct sigaltstack {
	124	void __user *ss_sp;
	125	int ss_flags;
	126	size_t ss_size;
	127	} stack_t;
	128
	129
	130	#endif /* _UAPI_ASMS390_SIGNAL_H */