global data structures

git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@1687 b08c6af1-5177-4d33-ba66-4b1c6b8b522a

library/Makefile.in

@@ -38,6 +38,7 @@ PROGRAMS= $(srcdir)/apply_macros.yap \
 	$(srcdir)/lists.yap \
 	$(srcdir)/logtalk.yap \
 	$(srcdir)/matrices.yap \
+	$(srcdir)/nb.yap \
 	$(srcdir)/ordsets.yap \
 	$(srcdir)/prandom.yap \
 	$(srcdir)/queues.yap \

library/nb.yap

@@ -0,0 +1,40 @@
+/*************************************************************************
+*									 *
+*	 YAP Prolog 							 *
+*									 *
+*	Yap Prolog was developed at NCCUP - Universidade do Porto	 *
+*									 *
+* Copyright L.Damas, V.S.Costa and Universidade do Porto 1985-1997	 *
+*									 *
+**************************************************************************
+*									 *
+* File:		nb.yap							 *
+* Last rev:	5/12/99							 *
+* mods:									 *
+* comments:	non-backtrackable data-structures			 *
+*									 *
+*************************************************************************/
+
+:- module(nb, [
+	       nb_queue/1,
+	       nb_queue_close/3,
+	       nb_queue_enqueue/2,
+	       nb_queue_dequeue/2,
+	       nb_queue_peek/2,
+	       nb_queue_empty/1,
+	       nb_queue_size/2,
+	       nb_heap/2,
+	       nb_heap_close/1,
+	       nb_heap_add/3,
+	       nb_heap_del/3,
+	       nb_heap_peek/3,
+	       nb_heap_empty/1,
+	       nb_heap_size/2,
+	       nb_beam/2,
+	       nb_beam_close/1,
+	       nb_beam_add/3,
+	       nb_beam_del/3,
+	       nb_beam_peek/3,
+	       nb_beam_empty/1,
+%	       nb_beam_check/1,
+	       nb_beam_size/2]).