build.sh: Add [--help] {build|missing} support
authorW. Trevor King <wking@tremily.us>
Wed, 29 Jan 2014 20:31:26 +0000 (12:31 -0800)
committerW. Trevor King <wking@tremily.us>
Wed, 29 Jan 2014 20:31:26 +0000 (12:31 -0800)
commit3cce8b79a317b5b71da55a8af46c7ba00e9d9538
tree39b12578433705133ea473dabf3d1f90747f6686
parent1a0c4f79e704a08ff9241331f4645220d517b909
build.sh: Add [--help] {build|missing} support

The 'missing' command show which repos remain unbuilt.  I use this to
setup the REPOS environtment variable for subsequent build calls, if
on of the repos is giving me trouble.
build.sh