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linux_signal.h revision 1.3 
      1 /* $NetBSD: linux_signal.h,v 1.3 2001/09/02 08:39:37 manu 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 _MIPS_LINUX_SIGNAL_H
     40 #define _MIPS_LINUX_SIGNAL_H
     41 
     42 /*
     43  * Everything is from Linux's include/asm-mips/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_SIGEMT		7
     53 #define LINUX_SIGFPE		8
     54 #define LINUX_SIGKILL		9
     55 #define LINUX_SIGBUS		10
     56 #define LINUX_SIGSEGV		11
     57 #define LINUX_SIGSYS		12
     58 #define LINUX_SIGPIPE		13
     59 #define LINUX_SIGALRM		14
     60 #define LINUX_SIGTERM		15
     61 #define LINUX_SIGUSR1		16
     62 #define LINUX_SIGUSR2		17
     63 #define LINUX_SIGCHLD		18
     64 #define LINUX_SIGCLD		18
     65 #define LINUX_SIGPWR		19
     66 #define LINUX_SIGWINCH		20
     67 #define LINUX_SIGURG		21
     68 #define LINUX_SIGIO		22
     69 #define LINUX_SIGPOLL		22
     70 #define LINUX_SIGSTOP		23
     71 #define LINUX_SIGTSTP		24
     72 #define LINUX_SIGCONT		25
     73 #define LINUX_SIGTTIN		26
     74 #define LINUX_SIGTTOU		27
     75 #define LINUX_SIGVTALRM		28
     76 #define LINUX_SIGPROF		29
     77 #define LINUX_SIGXCPU		30
     78 #define LINUX_SIGXFSZ		31
     79 
     80 #define LINUX_SIGRTMIN		32
     81 
     82 #define LINUX__NSIG		128
     83 #if defined(ELFSIZE) && (ELFSIZE == 64)
     84 #define LINUX__NSIG_BPW		64
     85 #else
     86 #define LINUX__NSIG_BPW		32
     87 #endif
     88 #define LINUX__NSIG_WORDS (LINUX__NSIG / LINUX__NSIG_BPW)
     89 
     90 #define LINUX_SIG_BLOCK		1
     91 #define LINUX_SIG_UNBLOCK	2
     92 #define LINUX_SIG_SETMASK	3
     93 
     94 /* sa_flags */
     95 #define LINUX_SA_NOCLDSTOP	0x00000001
     96 #define LINUX_SA_SIGINFO	0x00000008
     97 #define LINUX_SA_ONSTACK	0x08000000
     98 #define LINUX_SA_RESTART	0x10000000
     99 #define LINUX_SA_INTERRUPT	0x20000000
    100 #define LINUX_SA_NODEFER	0x40000000
    101 #define LINUX_SA_RESETHAND	0x80000000
    102 #define LINUX_SA_NOMASK		LINUX_SA_NODEFER
    103 #define LINUX_SA_ONESHOT	LINUX_SA_RESETHAND
    104 #define LINUX_SA_ALLBITS	0xf8000001 /* XXX from i386, not in mips. */
    105 
    106 typedef void (*linux___sighandler_t) __P((int));
    107 
    108 typedef unsigned long linux_old_sigset_t;
    109 typedef struct {
    110 	unsigned long sig[LINUX__NSIG_WORDS];
    111 } linux_sigset_t;
    112 
    113 /* Used in rt_* calls. No old_sigaction is defined for MIPS */
    114 struct linux_sigaction {
    115 	unsigned int		sa_flags;
    116 	linux___sighandler_t	sa_handler;
    117 	linux_sigset_t		sa_mask;
    118 	void			(*sa_restorer) __P((void));
    119 	int			sa_resv[1];
    120 };
    121 
    122 struct linux_k_sigaction {
    123 	struct linux_sigaction sa;
    124 };
    125 
    126 #define	LINUX_SS_ONSTACK	1
    127 #define	LINUX_SS_DISABLE	2
    128 
    129 #define	LINUX_MINSIGSTKSZ	2048
    130 #define	LINUX_SIGSTKSZ		8192
    131 
    132 struct linux_sigaltstack {
    133 	void *ss_sp;
    134 	size_t ss_size;
    135 	int ss_flags;
    136 };
    137 typedef struct linux_sigaltstack linux_stack_t; /* XXX really needed ? */
    138 
    139 #endif /* !_MIPS_LINUX_SIGNAL_H */
    140