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* Negative caching, i.e. caching of build failures. Disabled by

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default.  This is mostly useful for Hydra.
This commit is contained in:
Eelco Dolstra 2009-03-25 21:05:42 +00:00
parent 7024a1ef07
commit 92f525ecf4
7 changed files with 140 additions and 7 deletions
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16
nix.conf.example
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@ -154,6 +154,22 @@
#build-chroot-dirs = /dev /dev/pts /proc
### Option `build-cache-failure'
#
# If this option is enabled, Nix will do negative caching; that is, it
# will remember failed builds, and won't attempt to try to build them
# again if you ask for it. Negative caching is disabled by default
# because Nix cannot distinguish between permanent build errors (e.g.,
# a syntax error in a source file) and transient build errors (e.g., a
# full disk), as they both cause the builder to return a non-zero exit
# code. You can clear the cache by doing `rm -f
# /nix/var/nix/db/failed/*'.
#
# Example:
# build-cache-failure = true
#build-cache-failure = false
### Option `system'
#
# This option specifies the canonical Nix system name of the current