Config.in: Document BR2_CCACHE_DIR override

This variable, like BR2_DL_DIR, is designed to be overridable from the
environment.  Unlike BR2_DL_DIR, it is not documented as such in the
Config.in help text.  Do so now.

Signed-off-by: Trent Piepho <tpiepho@impinj.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
This commit is contained in:
Trent Piepho 2018-03-15 14:47:33 -07:00 committed by Thomas Petazzoni
parent 355b87a1ac
commit ad980ccc36

View File

@ -332,6 +332,9 @@ config BR2_CCACHE_DIR
default "$(HOME)/.buildroot-ccache"
help
Where ccache should store cached files.
If the Linux shell environment has defined the BR2_CCACHE_DIR
environment variable, then this overrides this configuration
item.
config BR2_CCACHE_INITIAL_SETUP
string "Compiler cache initial setup"