fbpanel patch to enable terminal commands in system-menu plugin from .desktop files

fbpanel-sysmenu-dot-desktop-term.diff

--- a/plugins/menu/system_menu.c
+++ b/plugins/menu/system_menu.c
@@ -4,6 +4,10 @@
 #include <glib/gstdio.h>
 #include <string.h>
 #include <time.h>
+#define PREPEND_TERMINAL
+#ifdef PREPEND_TERMINAL
+#include <stdlib.h>
+#endif
 
 #include "panel.h"
 #include "xconf.h"
@@ -86,6 +90,27 @@ do_app_file(GHashTable *ht, const gchar *file)
             dot[0] = dot[1] = ' ';
     }
     DBG("action: %s\n", action);
+#ifdef PREPEND_TERMINAL
+    if ((dot = g_key_file_get_string(f, desktop_ent, "Terminal", NULL)))
+    {
+        if (!(g_ascii_strncasecmp(dot, "true", 4)))
+        {
+            const gchar *term_action, *term;
+
+            /* FIXME get the fallback from fbpanel/menu-plugin config */
+            if (!(term = getenv("TERMINAL")))
+                term = "x-terminal";
+
+            if ((term_action = g_strdup_printf("%s %s", term, action)))
+            {
+                g_free(action);
+                action = (gchar *)term_action;
+                DBG("xterm action: %s\n", action);
+            }
+        }
+        g_free(dot);
+    }
+#endif
     /* if icon is NOT an absolute path but has an extention,
      * e.g. firefox.png, then drop an extenstion to allow to load it
      * as themable icon */