jupyter

C/text.c

@@ -845,7 +845,7 @@ bool Yap_CVT_Text(seq_tv_t *inp, seq_tv_t *out USES_REGS) {
   //  cnt++;
   int l = push_text_stack();
   buf = Yap_readText(inp PASS_REGS);
-  if (!buf) {
+  if (!buf || buf[0] == '\0') {
     pop_text_stack(l);
     return 0L;
   }

packages/python/yap_kernel/kernel.js

@@ -1,18 +1,27 @@
+requirejs.config({
+    map: {
+      '*' : {
+        'codemirror/mode/prolog/prolog':'/kernelspecs/yap_kernel/prolog.js'
+
+      }
+    }
+});    
 
 define([
-    "/kernelspecs/yap_kernel/prolog.js"],function(CodeMirror){
-
+    'codemirror/lib/codemirror',
+ 'base/js/namespace',
+   'base/js/events',
+],function(Jupyter,events,CodeMirror){
     var onload = function(){
-            console.log("I am being loaded");
-	    var cell = Jupyter.notebook.get_selected_cell();
-	    var cm = cell.config;
-	    var patch = {
-		CodeCell:{
-		    cm_config:{mode: "prolog"} // only change here.
-		}
+      var mode = {
+            mime: "text/x-prolog",
+            name: "Prolog",
+            mode: "prolog",
+            ext: ["pl", "yap", "yss", "P"]
         };
-	    config.update(patch);
+      //console.log("I am being loaded");
+        CodeMirror.requireMode("prolog", mode);
+      CodeMirror.setOption("mode",mode);
+
     return {onload:onload};
-	}	
-    }
-      );
+}});

packages/python/yap_kernel/yap_ipython/prolog/jupyter.yap

@@ -61,7 +61,7 @@ blankc('\n').
 blankc('\t').
 
 enter_cell(_Self) :-
-	%open('//python/sys.stdin', read, _Input, []),
+	open('//python/input', read, _Input, []),
 	open('//python/sys.stdout', append, _Output, []),
 	open('//python/sys.stdout', append, _Error, []),
 	%set_prolog_flag(user_input, _Input),