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kernel/linux-rt-4.4.41/arch/parisc/include/uapi/asm/signal.h 2.81 KB
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  #ifndef _UAPI_ASM_PARISC_SIGNAL_H
  #define _UAPI_ASM_PARISC_SIGNAL_H
  
  #define SIGHUP		 1
  #define SIGINT		 2
  #define SIGQUIT		 3
  #define SIGILL		 4
  #define SIGTRAP		 5
  #define SIGABRT		 6
  #define SIGIOT		 6
  #define SIGSTKFLT	 7
  #define SIGFPE		 8
  #define SIGKILL		 9
  #define SIGBUS		10
  #define SIGSEGV		11
  #define SIGXCPU		12
  #define SIGPIPE		13
  #define SIGALRM		14
  #define SIGTERM		15
  #define SIGUSR1		16
  #define SIGUSR2		17
  #define SIGCHLD		18
  #define SIGPWR		19
  #define SIGVTALRM	20
  #define SIGPROF		21
  #define SIGIO		22
  #define SIGPOLL		SIGIO
  #define SIGWINCH	23
  #define SIGSTOP		24
  #define SIGTSTP		25
  #define SIGCONT		26
  #define SIGTTIN		27
  #define SIGTTOU		28
  #define SIGURG		29
  #define SIGXFSZ		30
  #define SIGUNUSED	31
  #define SIGSYS		31 /* Linux doesn't use this */
  
  /* These should not be considered constants from userland.  */
  #define SIGRTMIN	32
  #define SIGRTMAX	_NSIG /* it's 44 under HP/UX */
  
  /*
   * 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_ONSTACK	0x00000001
  #define SA_RESETHAND	0x00000004
  #define SA_NOCLDSTOP	0x00000008
  #define SA_SIGINFO	0x00000010
  #define SA_NODEFER	0x00000020
  #define SA_RESTART	0x00000040
  #define SA_NOCLDWAIT	0x00000080
  #define _SA_SIGGFAULT	0x00000100 /* HPUX */
  
  #define SA_NOMASK	SA_NODEFER
  #define SA_ONESHOT	SA_RESETHAND
  
  #define MINSIGSTKSZ	2048
  #define SIGSTKSZ	8192
  
  
  #define SIG_BLOCK          0	/* for blocking signals */
  #define SIG_UNBLOCK        1	/* for unblocking signals */
  #define SIG_SETMASK        2	/* for setting the signal mask */
  
  #define SIG_DFL	((__sighandler_t)0)	/* default signal handling */
  #define SIG_IGN	((__sighandler_t)1)	/* ignore signal */
  #define SIG_ERR	((__sighandler_t)-1)	/* error return from signal */
  
  # ifndef __ASSEMBLY__
  
  #  include <linux/types.h>
  
  /* Avoid too many header ordering problems.  */
  struct siginfo;
  
  /* Type of a signal handler.  */
  #if defined(__LP64__)
  /* function pointers on 64-bit parisc are pointers to little structs and the
   * compiler doesn't support code which changes or tests the address of
   * the function in the little struct.  This is really ugly -PB
   */
  typedef char __user *__sighandler_t;
  #else
  typedef void __signalfn_t(int);
  typedef __signalfn_t __user *__sighandler_t;
  #endif
  
  typedef struct sigaltstack {
  	void __user *ss_sp;
  	int ss_flags;
  	size_t ss_size;
  } stack_t;
  
  #endif /* !__ASSEMBLY */
  #endif /* _UAPI_ASM_PARISC_SIGNAL_H */