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