--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/nucleus/er_extr.h	Fri May 15 01:28:16 2020 +0000
@@ -0,0 +1,140 @@
+/*************************************************************************/
+/*                                                                       */
+/*               Copyright Mentor Graphics Corporation 2002              */
+/*                         All Rights Reserved.                          */
+/*                                                                       */
+/* THIS WORK CONTAINS TRADE SECRET AND PROPRIETARY INFORMATION WHICH IS  */
+/* THE PROPERTY OF MENTOR GRAPHICS CORPORATION OR ITS LICENSORS AND IS   */
+/* SUBJECT TO LICENSE TERMS.                                             */
+/*                                                                       */
+/*************************************************************************/
+
+/*************************************************************************/
+/*                                                                       */
+/* FILE NAME                                               VERSION       */
+/*                                                                       */
+/*      er_extr.h                                      Nucleus PLUS 1.14 */
+/*                                                                       */
+/* COMPONENT                                                             */
+/*                                                                       */
+/*      ER - Error Management                                            */
+/*                                                                       */
+/* DESCRIPTION                                                           */
+/*                                                                       */
+/*      This file contains function prototypes of all functions          */
+/*      accessible to other components.                                  */
+/*                                                                       */
+/* DATA STRUCTURES                                                       */
+/*                                                                       */
+/*      None                                                             */
+/*                                                                       */
+/* FUNCTIONS                                                             */
+/*                                                                       */
+/*      None                                                             */
+/*                                                                       */
+/* MACROS                                                                */
+/*                                                                       */
+/*      NU_CHECK                                                         */
+/*      NU_ASSERT                                                        */
+/*                                                                       */
+/* DEPENDENCIES                                                          */
+/*                                                                       */
+/*      nucleus.h                           System definitions           */
+/*                                                                       */
+/* HISTORY                                                               */
+/*                                                                       */
+/*          DATE                    REMARKS                              */
+/*                                                                       */
+/*      03-01-1993      Created initial version 1.0                      */
+/*      04-19-1993      Verified version 1.0                             */
+/*      03-01-1994      Moved include files outside of                   */
+/*                      the file #ifndef to allow the                    */
+/*                      use of actual data structures,                   */
+/*                      resulting in version 1.1                         */
+/*                                                                       */
+/*      03-18-1994      Verified version 1.1                             */
+/*      04-17-1996      updated to version 1.2                           */
+/*      03-24-1998      Released version 1.3                             */
+/*      11-24-1998      Added NU_CHECK and NU_ASSERT.                    */
+/*      03-26-1999      Released 1.11m (new release                      */
+/*                        numbering scheme)                              */
+/*      04-17-2002      Released version 1.13m                           */
+/*      11-07-2002      Released version 1.14                            */
+/*************************************************************************/
+
+#include        "nucleus.h"                 /* Include system definitions */
+
+
+/* Check to see if the file has been included already.  */
+
+#ifndef ER_EXTR
+#define ER_EXTR
+
+
+/*  Initialization function.  */
+
+VOID            ERI_Initialize(VOID);
+
+
+/* System error handling function definition.  */
+
+VOID            ERC_System_Error(INT error_code);
+
+#ifdef NU_DEBUG_MEMORY
+
+STATUS ERC_Allocate_Memory(NU_MEMORY_POOL *pool_ptr, VOID **ptr,
+                           UNSIGNED size, UNSIGNED suspend, 
+                           unsigned long line, const char* file);
+
+STATUS ERC_Deallocate_Memory(VOID *ptr);
+
+#endif /* NU_DEBUG_MEMORY */
+
+#ifdef NU_DEBUG
+
+void ERC_Assert(CHAR *test, CHAR *name, UNSIGNED line);
+
+#endif
+
+
+#ifdef NU_ASSERT
+#undef NU_ASSERT
+#endif
+
+
+#ifdef NU_CHECK
+#undef NU_CHECK
+#endif
+
+
+#ifdef NU_DEBUG
+  #define NU_ASSERT( test ) \
+    if ( !(test) ) ERC_Assert( #test, __FILE__, __LINE__ );  ((void) 0)
+#else
+  #define NU_ASSERT( test ) ((void) 0)
+#endif /* NU_DEBUG */
+
+
+#ifdef NU_DEBUG
+  #define NU_ASSERT2( test ) \
+    if ( !(test) ) ERC_Assert( #test, __FILE__, __LINE__ );  ((void) 0)
+#else
+  #define NU_ASSERT2( test ) ((void) 0)
+#endif /* NU_DEBUG */
+
+
+#ifndef NU_NO_ERROR_CHECKING
+  #define NU_CHECK( test, statement ) \
+    NU_ASSERT2( test );  if ( !(test) ) { statement; }  ((void) 0)
+#else
+  #define NU_CHECK( test, statement ) NU_ASSERT2( test )
+#endif /* NU_NO_ERROR_CHECKING */
+
+
+
+#endif
+
+
+
+
+