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- /*
- * Copyright (c) 1982, 1986 Regents of the University of California.
- * All rights reserved. The Berkeley software License Agreement
- * specifies the terms and conditions for redistribution.
- *
- * @(#)signal.h 7.3 (Berkeley) 5/14/88
- * $Header: /sprite/src/lib/include/RCS/signal.h,v 1.10 90/12/18 18:39:43 kupfer Exp $
- */
-
- #ifndef _SYS_SIGNAL
- #define _SYS_SIGNAL
-
- /*
- * Information pushed on stack when a signal is delivered.
- * This is used by the kernel to restore state following
- * execution of the signal handler. On some systems it is also made
- * available to the handler to allow it to properly restore state if a
- * non-standard exit is performed. However, user programs should not
- * rely on having access to this information.
- */
- #define SPARC_MAXREGWINDOW 31 /* max # of register windows */
- struct sigcontext {
- int sc_onstack; /* sigstack state to restore */
- int sc_mask; /* signal mask to restore */
- int sc_sp; /* sp to restore */
- int sc_pc; /* pc to restore */
- int sc_npc; /* npc to restore */
- int sc_psr; /* psr to restore */
- int sc_g1; /* g1 to restore */
- int sc_o0; /* o0 to restore */
- int sc_wbcnt; /* outstanding windows */
- char *sc_spbuf[SPARC_MAXREGWINDOW]; /* sp's in each window */
- int sc_wbuf[SPARC_MAXREGWINDOW][16]; /* register windows */
- };
-
- #endif /* _SYS_SIGNAL */
-