/* InstallationSupport.h */
/* Copyright Ó 1990 by Xerox Corporation.  All rights reserved. */
/* Litman - created             17-Sep-87  8:31:54 */

typedef unsigned XR_InterfacePtr; /* opaque type */
typedef unsigned XR_TypeIndex; /* opaque type */
typedef unsigned XR_RCMapIndex; /* opaque type */
typedef unsigned XR_ImportLink; /* opaque type */
typedef unsigned XR_GlobalFramePtr; /* opaque type */

extern XR_RCMapIndex XR_GetRCIndex ();
	/* RCMapPtr desc; */

extern XR_TypeIndex XR_GetTypeIndex ();
	/* TypeDescPtr desc; */
	/* TypeStructurePtr structure; */ 
	/* RCMapIndex rcMapIndex; */

extern XR_TypeIndex XR_GetUniqueTypeIndex ();
	/* RCMapIndex rcMapIndex; */ 

extern void XR_DeclareGlobalFrame ();
	/* Name name; */
	/* GlobalFramePtr base; */
	/* TypeIndex type; */
	/* void (*(*main))(); */

extern void XR_ImportProgram ();
	/* Name name; */
	/* TypeIndex type; */
	/* GlobalFramePtr *base; */

extern XR_InterfacePtr XR_ImportInterface ();
	/* Name name; */
	/* TypeIndex type; */
	/* int size; */

extern void XR_ImportProc ();
	/* InterfacePtr interface; */
	/* int index; */
	/* int unitsOut; */
	/* int unitsIn; */

extern XR_InterfacePtr XR_ExportInterface ();
	/* Name name; */
	/* TypeIndex type; */
	/* int size; */

extern void XR_ExportProc ();
	/* InterfacePtr interface; */
	/* int index; */
	/* void (*(*proc))(); */
	/* int unitsOut; */
	/* int unitsIn; */

extern void XR_ExportSignal ();
	/* InterfacePtr interface; */
	/* int index; */
	/* SIGNAL sig; */

extern void XR_ExportVar ();
	/* InterfacePtr interface; */
	/* int index; */
	/* int *addr; */

extern void XR_ExportType ();
	/* Name name; */
	/* TypeIndex abstract; */
	/* TypeIndex concrete; */

extern void XR_PushScope ();
	/* Name name; */

extern void XR_HideNames ();

extern void XR_PopScope ();

extern void XR_PushRename ();
	/* Name alias, name; */

extern void XR_PopRename ();
	/* Name alias; */

extern void XR_ForgetName ();
	/* Name name; */

extern void XR_ProhibitDuplicateExports ();
	/* Name name; */

extern void XR_PermitDuplicateExports ();
	/* Name name; */

extern void XR_AddControl ();
	/* Name name; */
	
extern XR_GlobalFramePtr XR_FirstControl();

void XR_Start ();
	/* PROGRAM program; */

void XR_StartModule ();		/* Temporary (should be XR_Start) */
	/* void *results; */
	/* PROGRAM program; */
	/* void *arguments; */