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linux_signal.h revision 1.8 
      1 /* $NetBSD: linux_signal.h,v 1.8 2005/09/19 02:46:49 christos Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 1995, 1998, 2001 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Frank van der Linden, Eric Haszlakiewicz and Emmanuel Dreyfus.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *	This product includes software developed by the NetBSD
     21  *	Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #ifndef _POWERPC_LINUX_SIGNAL_H
     40 #define _POWERPC_LINUX_SIGNAL_H
     41 
     42 /*
     43  * Everything is from Linux's include/asm-ppc/signal.h
     44  */
     45 #define LINUX_SIGHUP	 1
     46 #define LINUX_SIGINT	 2
     47 #define LINUX_SIGQUIT 3
     48 #define LINUX_SIGILL	 4
     49 #define LINUX_SIGTRAP 5
     50 #define LINUX_SIGABRT 6
     51 #define LINUX_SIGIOT	 6
     52 #define LINUX_SIGBUS	 7
     53 #define LINUX_SIGFPE	 8
     54 #define LINUX_SIGKILL 9
     55 #define LINUX_SIGUSR1	10
     56 #define LINUX_SIGSEGV	11
     57 #define LINUX_SIGUSR2	12
     58 #define LINUX_SIGPIPE	13
     59 #define LINUX_SIGALRM	14
     60 #define LINUX_SIGTERM	15
     61 #define LINUX_SIGSTKFLT	16
     62 #define LINUX_SIGCHLD	17
     63 #define LINUX_SIGCONT	18
     64 #define LINUX_SIGSTOP	19
     65 #define LINUX_SIGTSTP	20
     66 #define LINUX_SIGTTIN	21
     67 #define LINUX_SIGTTOU	22
     68 #define LINUX_SIGURG		23
     69 #define LINUX_SIGXCPU	24
     70 #define LINUX_SIGXFSZ	25
     71 #define LINUX_SIGVTALRM	26
     72 #define LINUX_SIGPROF	27
     73 #define LINUX_SIGWINCH	28
     74 #define LINUX_SIGIO		29
     75 #define LINUX_SIGPOLL 	LINUX_SIGIO
     76 #define LINUX_SIGLOST	29
     77 #define LINUX_SIGPWR		30
     78 #define LINUX_SIGSYS		31
     79 #define LINUX_SIGUNUSED	31
     80 #define LINUX_SIGRTMIN  32
     81 
     82 /* Min/max real-time linux signal */
     83 #define LINUX_SIGRTMIN		32
     84 #define LINUX_SIGRTMAX		(LINUX__NSIG - 1)
     85 
     86 #define LINUX__NSIG 		64
     87 #define LINUX__NSIG_BPW	32
     88 #define LINUX__NSIG_WORDS (LINUX__NSIG / LINUX__NSIG_BPW)
     89 
     90 #define LINUX_SIG_BLOCK		0
     91 #define LINUX_SIG_UNBLOCK	1
     92 #define LINUX_SIG_SETMASK	2
     93 
     94 /* sa_flags */
     95 #define LINUX_SA_NOCLDSTOP	0x00000001
     96 #define LINUX_SA_NOCLDWAIT	0x00000002
     97 #define LINUX_SA_SIGINFO	0x00000004
     98 #define LINUX_SA_RESTORER	0x04000000
     99 #define LINUX_SA_ONSTACK	0x08000000
    100 #define LINUX_SA_RESTART	0x10000000
    101 #define LINUX_SA_INTERRUPT	0x20000000
    102 #define LINUX_SA_NODEFER	0x40000000
    103 #define LINUX_SA_RESETHAND	0x80000000
    104 #define LINUX_SA_NOMASK		LINUX_SA_NODEFER
    105 #define LINUX_SA_ONESHOT	LINUX_SA_RESETHAND
    106 #define LINUX_SA_ALLBITS	0xfc000007
    107 
    108 #define	LINUX_MINSIGSTKSZ	2048
    109 
    110 typedef void (*linux_handler_t) __P((int));
    111 
    112 typedef unsigned long linux_old_sigset_t;
    113 typedef struct {
    114 	unsigned long sig[LINUX__NSIG_WORDS];
    115 } linux_sigset_t;
    116 
    117 struct linux_old_sigaction {
    118 	linux_handler_t linux_sa_handler;
    119 	linux_old_sigset_t linux_sa_mask;
    120 	unsigned long linux_sa_flags;
    121 	void (*linux_sa_restorer) __P((void));
    122 };
    123 
    124 /* Used in rt_* calls */
    125 struct linux_sigaction {
    126 	linux_handler_t linux_sa_handler;
    127 	unsigned long linux_sa_flags;
    128 	void (*linux_sa_restorer) __P((void));
    129 	linux_sigset_t	linux_sa_mask;
    130 };
    131 
    132 struct linux_k_sigaction {
    133 	struct linux_sigaction sa;
    134 };
    135 
    136 #define	LINUX_SS_ONSTACK	1
    137 #define	LINUX_SS_DISABLE	2
    138 
    139 #define	LINUX_MINSIGSTKSZ	2048
    140 #define	LINUX_SIGSTKSZ		8192
    141 
    142 struct linux_sigaltstack {
    143 	void *ss_sp;
    144 	int ss_flags;
    145 	size_t ss_size;
    146 };
    147 typedef struct linux_sigaltstack linux_stack_t;
    148 
    149 #endif /* !_POWERPC_LINUX_SIGNAL_H */
    150