--- /dev/null
+#ifndef _UAPI__SPARC_SIGNAL_H
+#define _UAPI__SPARC_SIGNAL_H
+
+#include <asm/sigcontext.h>
+#include <linux/compiler.h>
+
+
+/* On the Sparc the signal handlers get passed a 'sub-signal' code
+ * for certain signal types, which we document here.
+ */
+#define SIGHUP 1
+#define SIGINT 2
+#define SIGQUIT 3
+#define SIGILL 4
+#define SUBSIG_STACK 0
+#define SUBSIG_ILLINST 2
+#define SUBSIG_PRIVINST 3
+#define SUBSIG_BADTRAP(t) (0x80 + (t))
+
+#define SIGTRAP 5
+#define SIGABRT 6
+#define SIGIOT 6
+
+#define SIGEMT 7
+#define SUBSIG_TAG 10
+
+#define SIGFPE 8
+#define SUBSIG_FPDISABLED 0x400
+#define SUBSIG_FPERROR 0x404
+#define SUBSIG_FPINTOVFL 0x001
+#define SUBSIG_FPSTSIG 0x002
+#define SUBSIG_IDIVZERO 0x014
+#define SUBSIG_FPINEXACT 0x0c4
+#define SUBSIG_FPDIVZERO 0x0c8
+#define SUBSIG_FPUNFLOW 0x0cc
+#define SUBSIG_FPOPERROR 0x0d0
+#define SUBSIG_FPOVFLOW 0x0d4
+
+#define SIGKILL 9
+#define SIGBUS 10
+#define SUBSIG_BUSTIMEOUT 1
+#define SUBSIG_ALIGNMENT 2
+#define SUBSIG_MISCERROR 5
+
+#define SIGSEGV 11
+#define SUBSIG_NOMAPPING 3
+#define SUBSIG_PROTECTION 4
+#define SUBSIG_SEGERROR 5
+
+#define SIGSYS 12
+
+#define SIGPIPE 13
+#define SIGALRM 14
+#define SIGTERM 15
+#define SIGURG 16
+
+/* SunOS values which deviate from the Linux/i386 ones */
+#define SIGSTOP 17
+#define SIGTSTP 18
+#define SIGCONT 19
+#define SIGCHLD 20
+#define SIGTTIN 21
+#define SIGTTOU 22
+#define SIGIO 23
+#define SIGPOLL SIGIO /* SysV name for SIGIO */
+#define SIGXCPU 24
+#define SIGXFSZ 25
+#define SIGVTALRM 26
+#define SIGPROF 27
+#define SIGWINCH 28
+#define SIGLOST 29
+#define SIGPWR SIGLOST
+#define SIGUSR1 30
+#define SIGUSR2 31
+
+/* Most things should be clean enough to redefine this at will, if care
+ is taken to make libc match. */
+
+#define __OLD_NSIG 32
+#define __NEW_NSIG 64
+#ifdef __arch64__
+#define _NSIG_BPW 64
+#else
+#define _NSIG_BPW 32
+#endif
+#define _NSIG_WORDS (__NEW_NSIG / _NSIG_BPW)
+
+#define SIGRTMIN 32
+#define SIGRTMAX __NEW_NSIG
+
+#if defined(__KERNEL__) || defined(__WANT_POSIX1B_SIGNALS__)
+#define _NSIG __NEW_NSIG
+#define __new_sigset_t sigset_t
+#define __new_sigaction sigaction
+#define __new_sigaction32 sigaction32
+#define __old_sigset_t old_sigset_t
+#define __old_sigaction old_sigaction
+#define __old_sigaction32 old_sigaction32
+#else
+#define _NSIG __OLD_NSIG
+#define NSIG _NSIG
+#define __old_sigset_t sigset_t
+#define __old_sigaction sigaction
+#define __old_sigaction32 sigaction32
+#endif
+
+#ifndef __ASSEMBLY__
+
+typedef unsigned long __old_sigset_t; /* at least 32 bits */
+
+typedef struct {
+ unsigned long sig[_NSIG_WORDS];
+} __new_sigset_t;
+
+/* A SunOS sigstack */
+struct sigstack {
+ /* XXX 32-bit pointers pinhead XXX */
+ char *the_stack;
+ int cur_status;
+};
+
+/* Sigvec flags */
+#define _SV_SSTACK 1u /* This signal handler should use sig-stack */
+#define _SV_INTR 2u /* Sig return should not restart system call */
+#define _SV_RESET 4u /* Set handler to SIG_DFL upon taken signal */
+#define _SV_IGNCHILD 8u /* Do not send SIGCHLD */
+
+/*
+ * sa_flags values: SA_STACK is not currently supported, but will allow the
+ * usage of signal stacks by using the (now obsolete) sa_restorer field in
+ * the sigaction structure as a stack pointer. This is now possible due to
+ * the changes in signal handling. LBT 010493.
+ * SA_RESTART flag to get restarting signals (which were the default long ago)
+ */
+#define SA_NOCLDSTOP _SV_IGNCHILD
+#define SA_STACK _SV_SSTACK
+#define SA_ONSTACK _SV_SSTACK
+#define SA_RESTART _SV_INTR
+#define SA_ONESHOT _SV_RESET
+#define SA_NODEFER 0x20u
+#define SA_NOCLDWAIT 0x100u
+#define SA_SIGINFO 0x200u
+
+#define SA_NOMASK SA_NODEFER
+
+#define SIG_BLOCK 0x01 /* for blocking signals */
+#define SIG_UNBLOCK 0x02 /* for unblocking signals */
+#define SIG_SETMASK 0x04 /* for setting the signal mask */
+
+#define MINSIGSTKSZ 4096
+#define SIGSTKSZ 16384
+
+
+#include <asm-generic/signal-defs.h>
+
+#ifndef __KERNEL__
+struct __new_sigaction {
+ __sighandler_t sa_handler;
+ unsigned long sa_flags;
+ __sigrestore_t sa_restorer; /* not used by Linux/SPARC yet */
+ __new_sigset_t sa_mask;
+};
+
+struct __old_sigaction {
+ __sighandler_t sa_handler;
+ __old_sigset_t sa_mask;
+ unsigned long sa_flags;
+ void (*sa_restorer)(void); /* not used by Linux/SPARC yet */
+};
+#endif
+
+typedef struct sigaltstack {
+ void __user *ss_sp;
+ int ss_flags;
+ size_t ss_size;
+} stack_t;
+
+
+#endif /* !(__ASSEMBLY__) */
+
+#endif /* _UAPI__SPARC_SIGNAL_H */
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