examples: print the usage message when a required option is missing
authorAntonio Ospite <ospite@studenti.unina.it>
Sun, 26 May 2013 22:05:00 +0000 (00:05 +0200)
committerAntonio Ospite <ospite@studenti.unina.it>
Sun, 26 May 2013 22:05:00 +0000 (00:05 +0200)
commit74c1a41d0765df9716732ac053df9ed7f24f38f0
tree4140736c33f32af41eee727e1909346901ad96a8
parent3245aa702260b7ca45cef26622d9a90f6e602506
examples: print the usage message when a required option is missing

While at it specify which option is missing when picoproj fails..
examples/am7xxx-play.c
examples/picoproj.c