Root/include/asm-generic/signal-defs.h

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__
17typedef void __signalfn_t(int);
18typedef __signalfn_t __user *__sighandler_t;
19
20typedef void __restorefn_t(void);
21typedef __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

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