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linux_signal.h revision 1.6 
      1 /* 	$NetBSD: linux_signal.h,v 1.6 1998/10/01 00:57:30 erh Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1998 Eric Haszlakiewicz
      5  * Copyright (c) 1995 Frank van der Linden
      6  * All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. All advertising materials mentioning features or use of this software
     17  *    must display the following acknowledgement:
     18  *      This product includes software developed for the NetBSD Project
     19  *      by Frank van der Linden
     20  * 4. The name of the author may not be used to endorse or promote products
     21  *    derived from this software without specific prior written permission
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     24  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     25  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     26  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     27  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     28  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     29  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     30  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     31  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     32  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     33  */
     34 
     35 #ifndef _I386_LINUX_SIGNAL_H
     36 #define _I386_LINUX_SIGNAL_H
     37 
     38 #define LINUX_SIGHUP	 1
     39 #define LINUX_SIGINT	 2
     40 #define LINUX_SIGQUIT	 3
     41 #define LINUX_SIGILL	 4
     42 #define LINUX_SIGTRAP	 5
     43 #define LINUX_SIGABRT	 6
     44 #define LINUX_SIGIOT	 6
     45 #define LINUX_SIGBUS	 7
     46 #define LINUX_SIGFPE	 8
     47 #define LINUX_SIGKILL	 9
     48 #define LINUX_SIGUSR1	10
     49 #define LINUX_SIGSEGV	11
     50 #define LINUX_SIGUSR2	12
     51 #define LINUX_SIGPIPE	13
     52 #define LINUX_SIGALRM	14
     53 #define LINUX_SIGTERM	15
     54 #define LINUX_SIGSTKFLT	16
     55 #define LINUX_SIGCHLD	17
     56 #define LINUX_SIGCONT	18
     57 #define LINUX_SIGSTOP	19
     58 #define LINUX_SIGTSTP	20
     59 #define LINUX_SIGTTIN	21
     60 #define LINUX_SIGTTOU	22
     61 #define LINUX_SIGURG	23
     62 #define LINUX_SIGXCPU	24
     63 #define LINUX_SIGXFSZ	25
     64 #define LINUX_SIGVTALRM	26
     65 #define LINUX_SIGPROF	27
     66 #define LINUX_SIGWINCH	28
     67 #define LINUX_SIGIO	29
     68 #define LINUX_SIGPWR	30
     69 #define LINUX_SIGUNUSED	31
     70 #define LINUX_NSIG	32
     71 
     72 /*
     73  * XXX We don't really support linux real-time (>32) signals
     74  * XXX we now have >32 signals.  FIXME!
     75  * XXX old linux_sigset_t are assumed to be the same size.
     76  */
     77 #if 0
     78 #define LINUX__NSIG 		64
     79 #else
     80 #define LINUX__NSIG		32
     81 #endif
     82 #define LINUX__NSIG_BPW		32
     83 #define LINUX__NSIG_WORDS	(LINUX__NSIG / LINUX__NSIG_BPW)
     84 
     85 #define LINUX_SIG_BLOCK		0
     86 #define LINUX_SIG_UNBLOCK	1
     87 #define LINUX_SIG_SETMASK	2
     88 
     89 /* sa_flags */
     90 #define LINUX_SA_NOCLDSTOP	0x00000001
     91 #define LINUX_SA_SIGINFO	0x00000004
     92 #define LINUX_SA_ONSTACK	0x08000000
     93 #define LINUX_SA_RESTART	0x10000000
     94 #define LINUX_SA_INTERRUPT	0x20000000
     95 #define LINUX_SA_NOMASK		0x40000000
     96 #define LINUX_SA_ONESHOT	0x80000000
     97 #define LINUX_SA_ALLBITS	0xf8000001
     98 
     99 typedef void	(*linux_handler_t) __P((int));
    100 
    101 typedef u_long	linux_old_sigset_t;
    102 typedef struct {
    103 	u_long sig[LINUX__NSIG_WORDS];
    104 } linux_sigset_t;
    105 
    106 struct linux_old_sigaction {
    107 	linux_handler_t		sa_handler;
    108 	linux_old_sigset_t	sa_mask;
    109 	u_long			sa_flags;
    110 	void			(*sa_restorer) __P((void));
    111 };
    112 
    113 /* Used in rt_* calls */
    114 struct linux_sigaction {
    115 	linux_handler_t		sa_handler;
    116 	u_long			sa_flags;
    117 	void			(*sa_restorer) __P((void));
    118 	linux_sigset_t		sa_mask;
    119 };
    120 
    121 struct linux_k_sigaction {
    122 	struct linux_sigaction sa;
    123 #define k_sa_restorer	sa.sa_restorer
    124 };
    125 
    126 #endif /* !_I386_LINUX_SIGNAL_H */
    127