makepkg: add internal variable to track when we're building a package

There are state variables for everything else, and we use them to do
conditional checks on things, but it's currently a bit difficult to test
whether a package is being built, as it's the default action if *no*
options are specified.

Signed-off-by: Eli Schwartz <eschwartz@archlinux.org>
Signed-off-by: Allan McRae <allan@archlinux.org>

0 files changed, 0 insertions, 0 deletions