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+/*
+ * dpsassert.h
+ *
+ * (c) Copyright 1991-1994 Adobe Systems Incorporated.
+ * All rights reserved.
+ * 
+ * Permission to use, copy, modify, distribute, and sublicense this software
+ * and its documentation for any purpose and without fee is hereby granted,
+ * provided that the above copyright notices appear in all copies and that
+ * both those copyright notices and this permission notice appear in
+ * supporting documentation and that the name of Adobe Systems Incorporated
+ * not be used in advertising or publicity pertaining to distribution of the
+ * software without specific, written prior permission.  No trademark license
+ * to use the Adobe trademarks is hereby granted.  If the Adobe trademark
+ * "Display PostScript"(tm) is used to describe this software, its
+ * functionality or for any other purpose, such use shall be limited to a
+ * statement that this software works in conjunction with the Display
+ * PostScript system.  Proper trademark attribution to reflect Adobe's
+ * ownership of the trademark shall be given whenever any such reference to
+ * the Display PostScript system is made.
+ * 
+ * ADOBE MAKES NO REPRESENTATIONS ABOUT THE SUITABILITY OF THE SOFTWARE FOR
+ * ANY PURPOSE.  IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY.
+ * ADOBE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON- INFRINGEMENT OF THIRD PARTY RIGHTS.  IN NO EVENT SHALL ADOBE BE LIABLE
+ * TO YOU OR ANY OTHER PARTY FOR ANY SPECIAL, INDIRECT, OR CONSEQUENTIAL
+ * DAMAGES OR ANY DAMAGES WHATSOEVER WHETHER IN AN ACTION OF CONTRACT,
+ * NEGLIGENCE, STRICT LIABILITY OR ANY OTHER ACTION ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.  ADOBE WILL NOT
+ * PROVIDE ANY TRAINING OR OTHER SUPPORT FOR THE SOFTWARE.
+ * 
+ * Adobe, PostScript, and Display PostScript are trademarks of Adobe Systems
+ * Incorporated which may be registered in certain jurisdictions
+ * 
+ * Author:  Adobe Systems Incorporated
+ */
+
+#ifndef DPSASSERT_H
+#define DPSASSERT_H
+
+#include "DPS/dpsclient.h"
+
+#define DPSAssertWarn(cndtn, cntxt, mssg)\
+	if (!(cndtn)) DPSWarnProc((DPSContext)(cntxt),(mssg))
+
+extern void DPSWarnProc(DPSContext ctxt, char *msg);
+extern void DPSFatalProc(DPSContext ctxt, char *msg);
+extern void DPSCantHappen(void);
+
+#define DPSAssert(condition) \
+  if (! (condition)) DPSCantHappen();
+/* Tests whether the specified condition is true and aborts the
+   entire application if not.
+ */
+
+#endif /* DPSASSERT_H */