tree 026551e23342813f86850493c148681ca151b52d
parent 2c3deb9758c5be1c590bebdd25d8a36d486ea5e9
author Simon Glass <sjg@chromium.org> 1409240620 -0600
committer Simon Glass <sjg@chromium.org> 1409946042 -0600

buildman: Allow make-flags variables to include '-' and '_'

These characters are commonly used in variables, so permit them. Also
document the permitted characters.

Reported-by: Tom Rini <trini@ti.com>
Signed-off-by: Simon Glass <sjg@chromium.org>