waf: added --osd-fonts configure option

allows for --osd without fonts

Tools/ardupilotwaf/boards.py

@@ -311,8 +311,10 @@ class Board:
         if cfg.options.disable_ekf3:
             env.CXXFLAGS += ['-DHAL_NAVEKF3_AVAILABLE=0']
 
-        if cfg.options.osd:
+        if cfg.options.osd or cfg.options.osd_fonts:
             env.CXXFLAGS += ['-DOSD_ENABLED=1']
+
+        if cfg.options.osd_fonts:
             for f in os.listdir('libraries/AP_OSD/fonts'):
                 if fnmatch.fnmatch(f, "font*bin"):
                     env.ROMFS_FILES += [(f,'libraries/AP_OSD/fonts/'+f)]

wscript

@@ -192,6 +192,10 @@ configuration in order to save typing.
                  default=False,
                  help="Enable OSD support")
 
+    g.add_option('--osd-fonts', action='store_true',
+                 default=False,
+                 help="Enable OSD support with fonts")
+    
     g.add_option('--sitl-osd', action='store_true',
                  default=False,
                  help="Enable SITL OSD")