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author	Vladimír Čunát <vladimir.cunat@nic.cz>
	Wed, 12 Sep 2018 12:59:46 +0000 (14:59 +0200)
committer	Vladimír Čunát <vladimir.cunat@nic.cz>
	Fri, 14 Sep 2018 06:48:29 +0000 (08:48 +0200)
commit	efc08a6491c731a8d809c280d99570ffa2228888
tree	baa63b6484a41c6d9791ac0de93805ead6978897	tree \| snapshot
parent	3c064390b0599891c4c5aba72ce4c6cf03d80f83	commit \| diff

cache: improve out-of-disk condition

When suspect SIGBUS happens, print helpful error and try to remove
the cache, so that the service might work again if auto-restarted.
Theoretically we could longjmp() out of the SIGBUS handler,
but that would be rather messy, so let the process die.

NEWS		diff \| blob \| blame \| history
daemon/main.c		diff \| blob \| blame \| history
lib/cache/api.c		diff \| blob \| blame \| history
lib/cache/api.h		diff \| blob \| blame \| history

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