bug fix, segfault caused by an ancient `editline' workaround

ChangeLog

@@ -1,3 +1,8 @@
+2010-08-07  Robert Larice
+ * src/main.c :
+    bug fix, segfault caused by an ancient `editline' workaround
+    (bug tracker ID: 2966977, `segfault with editline')
+
 2010-08-07  Robert Larice
  * src/tclspice.c ,
  * src/include/tclspice.h :

src/main.c

@@ -450,13 +450,14 @@ prompt(void)
     while (*s) {
       switch (strip(*s)) {
         case '!':
-#ifdef HAVE_BSDEDITLINE
+#if defined(HAVE_BSDEDITLINE) && 0
           {
             /* SJB In the present version of editline (v2.9)
               it seems that where_history() is broken.
               This is a hack that works round this problem.
               WARNING: It may fail to work in the future
               as it relies on undocumented structure */
+            /* some years later, it fails indeed, (v2.11 on debian) */
             int where = 0;
             HIST_ENTRY * he = current_history();
             if(he!=NULL) where = *(int*)(he->data);