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TOMOYO Linux Cross Reference
Linux/arch/parisc/include/uapi/asm/signal.h

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  1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
  2 #ifndef _UAPI_ASM_PARISC_SIGNAL_H
  3 #define _UAPI_ASM_PARISC_SIGNAL_H
  4 
  5 #define SIGHUP           1
  6 #define SIGINT           2
  7 #define SIGQUIT          3
  8 #define SIGILL           4
  9 #define SIGTRAP          5
 10 #define SIGABRT          6
 11 #define SIGIOT           6
 12 #define SIGSTKFLT        7
 13 #define SIGFPE           8
 14 #define SIGKILL          9
 15 #define SIGBUS          10
 16 #define SIGSEGV         11
 17 #define SIGXCPU         12
 18 #define SIGPIPE         13
 19 #define SIGALRM         14
 20 #define SIGTERM         15
 21 #define SIGUSR1         16
 22 #define SIGUSR2         17
 23 #define SIGCHLD         18
 24 #define SIGPWR          19
 25 #define SIGVTALRM       20
 26 #define SIGPROF         21
 27 #define SIGIO           22
 28 #define SIGPOLL         SIGIO
 29 #define SIGWINCH        23
 30 #define SIGSTOP         24
 31 #define SIGTSTP         25
 32 #define SIGCONT         26
 33 #define SIGTTIN         27
 34 #define SIGTTOU         28
 35 #define SIGURG          29
 36 #define SIGXFSZ         30
 37 #define SIGUNUSED       31
 38 #define SIGSYS          31 /* Linux doesn't use this */
 39 
 40 /* These should not be considered constants from userland.  */
 41 #define SIGRTMIN        32
 42 #define SIGRTMAX        _NSIG /* it's 44 under HP/UX */
 43 
 44 /*
 45  * SA_FLAGS values:
 46  *
 47  * SA_ONSTACK indicates that a registered stack_t will be used.
 48  * SA_RESTART flag to get restarting signals (which were the default long ago)
 49  * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
 50  * SA_RESETHAND clears the handler when the signal is delivered.
 51  * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
 52  * SA_NODEFER prevents the current signal from being masked in the handler.
 53  *
 54  * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
 55  * Unix names RESETHAND and NODEFER respectively.
 56  */
 57 #define SA_ONSTACK      0x00000001
 58 #define SA_RESETHAND    0x00000004
 59 #define SA_NOCLDSTOP    0x00000008
 60 #define SA_SIGINFO      0x00000010
 61 #define SA_NODEFER      0x00000020
 62 #define SA_RESTART      0x00000040
 63 #define SA_NOCLDWAIT    0x00000080
 64 #define _SA_SIGGFAULT   0x00000100 /* HPUX */
 65 
 66 #define SA_NOMASK       SA_NODEFER
 67 #define SA_ONESHOT      SA_RESETHAND
 68 
 69 #define MINSIGSTKSZ     2048
 70 #define SIGSTKSZ        8192
 71 
 72 
 73 #define SIG_BLOCK          0    /* for blocking signals */
 74 #define SIG_UNBLOCK        1    /* for unblocking signals */
 75 #define SIG_SETMASK        2    /* for setting the signal mask */
 76 
 77 #define SIG_DFL ((__sighandler_t)0)     /* default signal handling */
 78 #define SIG_IGN ((__sighandler_t)1)     /* ignore signal */
 79 #define SIG_ERR ((__sighandler_t)-1)    /* error return from signal */
 80 
 81 # ifndef __ASSEMBLY__
 82 
 83 #  include <linux/types.h>
 84 
 85 /* Avoid too many header ordering problems.  */
 86 struct siginfo;
 87 
 88 /* Type of a signal handler.  */
 89 #if defined(__LP64__)
 90 /* function pointers on 64-bit parisc are pointers to little structs and the
 91  * compiler doesn't support code which changes or tests the address of
 92  * the function in the little struct.  This is really ugly -PB
 93  */
 94 typedef char __user *__sighandler_t;
 95 #else
 96 typedef void __signalfn_t(int);
 97 typedef __signalfn_t __user *__sighandler_t;
 98 #endif
 99 
100 typedef struct sigaltstack {
101         void __user *ss_sp;
102         int ss_flags;
103         size_t ss_size;
104 } stack_t;
105 
106 #endif /* !__ASSEMBLY */
107 #endif /* _UAPI_ASM_PARISC_SIGNAL_H */
108 

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