bug no. 3047884

ChangeLog

@@ -1,4 +1,8 @@
 2010-08-19  Holger Vogt
+ * xpressn.c: bug no. 3047884 fixed
+   inp.c: prevent crash if .param is last line in input deck
+ 
+2010-08-18  Holger Vogt
  * configure.in: add TCLCYG 
  * autogen.sh:  if --adms is selected, read the section from configure.in
    and store it in AC_CONFIG_FILES of temporary temp-adms.ac. 

src/frontend/inp.c

@@ -591,9 +591,17 @@ inp_spsource(FILE *fp, bool comfile, char *filename)
          if ( ciprefix( ".param", dd->li_line ) ) {
             ft_curckt->ci_param = dd;
             /* find end of .param statements */
-            while ( ciprefix( ".param", dd->li_line ) ) { prev_param = dd; dd = dd->li_next; }
+            while ( ciprefix( ".param", dd->li_line ) ) { 
+                prev_param = dd; 
+                dd = dd->li_next;
+                if (dd == NULL) break; // no line after .param line
+            }
             prev_card->li_next  = dd;
-            prev_param->li_next = NULL;
+            prev_param->li_next = NULL;                
+            if (dd == NULL) {
+                fprintf(cp_err, "Warning: Missing .end card!\n");
+                break; // no line after .param line
+            }
          }
 
          if ( ciprefix( ".meas", dd->li_line ) ) {

src/frontend/numparam/xpressn.c

@@ -953,7 +953,7 @@ fetchoperator (tdico * dico,
       state = 2;
       level = 2;
     }
-  else if (cpos (c, "=<>#GL") > 0)
+  else if (cpos (c, "=<>#GL") >= 0)
     {
       state = 2;
       level = 5;