# 'ccache' enable support for the dev-util/ccache package, which can
# noticably decrease the time needed to remerge previously built
# packages.
-# 'confcache' enable confcache support; speeds up autotool based configure
-# calls
# 'collision-protect'
# prevents packages from overwriting files that are owned by
# another package or by no package at all.
in the users environment, then portage will default to ${PORTAGE_TMPDIR}/ccache
(with userpriv) and to /root/.ccache otherwise.
-_`confcache`
- Enable confcache support; global configure caching, speeds up autotool based
- configure calls via the econf helper function. See ebuild(5) for more information.
-
_`collision-protect`
A QA-feature to ensure that a package doesn't overwrite files it doesn't own.
The `COLLISION_IGNORE`_ variable can be used to selectively disable this feature.
checks need to be skipped for other reasons (such as proprietary binaries),
see the \fBQA CONTROL VARIABLES\fR section for more specific exemptions.
.TP
-.I confcache
-Prevent econf from using confcache.
-.TP
.I fetch
like \fImirror\fR but the files will not be fetched via \fBSRC_URI\fR either.
.TP
present in the user's environment, then portage will default to
${PORTAGE_TMPDIR}/ccache.
.TP
-.B confcache
-Enable confcache support; global configure caching, speeds up autotool based configure
-calls via the econf helper function. See \fBebuild\fR(5) for more information.
-.TP
.B collision\-protect
A QA\-feature to ensure that a package doesn't overwrite files it doesn't own.
The \fICOLLISION_IGNORE\fR variable can be used to selectively disable this