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1 #ifndef __ASM_GENERIC_SIGNAL_DEFS_H
2 #define __ASM_GENERIC_SIGNAL_DEFS_H
3 
4 #include <linux/compiler.h>
5 
6 #ifndef SIG_BLOCK
7 #define SIG_BLOCK          0	/* for blocking signals */
8 #endif
9 #ifndef SIG_UNBLOCK
10 #define SIG_UNBLOCK        1	/* for unblocking signals */
11 #endif
12 #ifndef SIG_SETMASK
13 #define SIG_SETMASK        2	/* for setting the signal mask */
14 #endif
15 
16 #ifndef __ASSEMBLY__
17 typedef void __signalfn_t(int);
18 typedef __signalfn_t __user *__sighandler_t;
19 
20 typedef void __restorefn_t(void);
21 typedef __restorefn_t __user *__sigrestore_t;
22 
23 #define SIG_DFL	((__force __sighandler_t)0)	/* default signal handling */
24 #define SIG_IGN	((__force __sighandler_t)1)	/* ignore signal */
25 #define SIG_ERR	((__force __sighandler_t)-1)	/* error return from signal */
26 #endif
27 
28 #endif /* __ASM_GENERIC_SIGNAL_DEFS_H */
29