Fix logic for empty input;

free gtk buffer with g_free

diff --git a/cmd/smyrna/gui/menucallbacks.c b/cmd/smyrna/gui/menucallbacks.c
index d8568dc7c267b73a60a12b3e2db413127ae38523..5f9b903c1fc885d44c908318fa1794a1dc89489a 100755 (executable)
--- a/cmd/smyrna/gui/menucallbacks.c
+++ b/cmd/smyrna/gui/menucallbacks.c
@@ -510,7 +510,7 @@ void mTestgvpr(GtkWidget * widget, gpointer user_data)
     gtk_text_buffer_get_end_iter (gtkbuf,&endit);
     bf2 = gtk_text_buffer_get_text(gtkbuf,&startit,&endit,0);
 
-    if ((*args == '\0') && (*bf2 != '\0'))
+    if ((*args == '\0') && (*bf2 == '\0'))
        return; 
 
     inargv = splitArgs (args, &inargc);
@@ -531,14 +531,16 @@ void mTestgvpr(GtkWidget * widget, gpointer user_data)
     for (i = 0; i < inargc; i++)
        argv[j++] = inargv[i];
     free (inargv);
-    if (*bf2 != '\0')
-       argv[j++] = bf2;
+    if (*bf2 != '\0') {
+       argv[j++] = strdup(bf2);
+       g_free (bf2);
+    }
     assert (j == argc);
 
     run_gvpr (view->g[view->activeGraph], argc, argv);
-/*    for (i = 1; i < argc; i++)
+    for (i = 1; i < argc; i++)
        free (argv[i]);
-    free (argv);*/
+    free (argv);
 }