Introduce usagef() that takes a printf-style format

diff --git a/generate-cmdlist.sh b/generate-cmdlist.sh
index a2913c2a2cd1ec158157ada3e2deb666892b734b..75c68d948fd3105272f893ff2f901007519f62f5 100755 (executable)
--- a/generate-cmdlist.sh
+++ b/generate-cmdlist.sh
@@ -14,7 +14,7 @@ sort |
 while read cmd
 do
      sed -n '
-     /NAME/,/git-'"$cmd"'/H
+     /^NAME/,/git-'"$cmd"'/H
      ${
             x
             s/.*git-'"$cmd"' - \(.*\)/  {"'"$cmd"'", "\1"},/