/*
 * SignalSupport.h
 * Copyright Ó 1988 by Xerox Corporation.  All rights reserved.
 *
 */
 
typedef struct {
  /* Mesa implementations for raising signals/errors */
  int  *unixTrapHandler; /* really: ProcDesc *unixTrapHandler */
  /* Cedar built-in and implicit signals and errors */
  unsigned aborted; /* Mesa Builtin Aborted == RuntimeError.Aborted */
  unsigned abstractionFault; /*  == RuntimeError.AbstractionFault */
  unsigned arithmeticFault; /*  == RuntimeError.ArithmeticFault */
  unsigned assignRefCompositeFault; /*  == RuntimeError.AssignRefCompositeFault */
  unsigned boundsFault; /* == RuntimeError.BoundsFault */
  unsigned divideCheck; /* == RuntimeError.DivideCheck */
  unsigned invalidProcess; /* == RuntimeError.InvalidProcess, == Process.InvalidProcess */
  unsigned linkageFault; /* == RuntimeError.LinkageFault */
  unsigned narrowFault; /* == RuntimeError.NarrowFault */
  unsigned narrowRefFault; /* == RuntimeError.NarrowRefFault */
  unsigned nestedProcFault; /* == RuntimeError.NestedProcFault */
  unsigned nilFault; /* == RuntimeError.NilFault */
  unsigned resumeFault; /* == RuntimeError.ResumeFault */
  unsigned sendMsg; /* == RuntimeError.SendMsg */
  unsigned stackFault; /* == RuntimeError.StackFault */
  unsigned startFault; /* == RuntimeError.StartFault */
  unsigned unboundProcedureFault; /* == RuntimeError.UnboundProcedureFault */
  unsigned uncaught; /* Mesa Builtin UNCAUGHT == RuntimeError.Uncaught */
  unsigned unnamedError; /* Mesa Builtin ERROR == RuntimeError.UnnamedError */
  unsigned unnamedSignal; /* Mesa Builtin SIGNAL == RuntimeError.UnnamedSignal */
  unsigned Unwind; /* Mesa Builtin UNWIND == RuntimeError.Unwind */
  unsigned unwindFault; /* == RuntimeError.UnwindFault */
  unsigned zeroDivisor; /* == RuntimeError.ZeroDivisor */
   } SignalEnvironmentObject;
   
typedef SignalEnvironmentObject *SignalEnvironment;

extern SignalEnvironment XR_SigEnv;