Use gvpr to clone input graph

diff --git a/cmd/smyrna/gui/menucallbacks.c b/cmd/smyrna/gui/menucallbacks.c
index 7a2b50600f5bc3db14139dc2cf905fabc6eba85d..0ad14826adc1b143b1b243bb8ca0dc94a6c300db 100755 (executable)
--- a/cmd/smyrna/gui/menucallbacks.c
+++ b/cmd/smyrna/gui/menucallbacks.c
@@ -500,31 +500,34 @@ void mTestgvpr(GtkWidget * widget, gpointer user_data)
     GtkTextIter startit;
     GtkTextIter endit;
     const char* args;
-    int i, j, inargc, argc, writeGraph;
+    int i, j, inargc, argc, cloneGraph;
     char** argv;
     char** inargv;
 
     args = gtk_entry_get_text ((GtkEntry *)glade_xml_get_widget(xml, "gvprargs"));
-    gtkbuf=gtk_text_view_get_buffer((GtkTextView*) glade_xml_get_widget(xml,"gvprtextinput"));
+    gtkbuf = gtk_text_view_get_buffer((GtkTextView*) glade_xml_get_widget(xml,"gvprtextinput"));
     gtk_text_buffer_get_start_iter (gtkbuf,&startit);
     gtk_text_buffer_get_end_iter (gtkbuf,&endit);
     bf2 = gtk_text_buffer_get_text(gtkbuf,&startit,&endit,0);
 
+    if ((*args == '\0') && (*bf2 != '\0'))
+       return; 
+
     inargv = splitArgs (args, &inargc);
 
     argc = inargc + 1;
     if (*bf2 != '\0') argc++;
     if (gtk_toggle_button_get_active((GtkToggleButton *) glade_xml_get_widget(xml, "gvprapplycb"))) {
-       writeGraph = 1;
+       cloneGraph = 1;
        argc++;
     }
     else
-       writeGraph = 0;
+       cloneGraph = 0;
     argv = N_NEW(argc+1, char*);
     j = 0;
     argv[j++] = "smyrna";
-    if (writeGraph)
-       argv[j++] = strdup ("-c");
+    if (cloneGraph)
+       argv[j++] = strdup ("-C");
     for (i = 0; i < inargc; i++)
        argv[j++] = inargv[i];
     free (inargv);