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authorLudovic Courtès <ludo@gnu.org>2019-04-06 22:29:18 +0200
committerLudovic Courtès <ludo@gnu.org>2019-04-10 17:09:47 +0200
commitbacf980c76c94e7bda86220ca4bf662d0e34a45a (patch)
treecc5a7f09074b6b9d26e017d1a6d3c532722968cd /doc/guix.texi
parent72eda0624be89ed18302fd7d7f22976071ab020c (diff)
downloadguix-bacf980c76c94e7bda86220ca4bf662d0e34a45a.tar.gz
guix gc: Add '--list-roots'.
* guix/scripts/gc.scm (show-help, %options): Add '--list-roots'.
(guix-gc)[list-roots]: New procedure.
Handle '--list-roots'.
* tests/guix-gc.sh: Test it.
* doc/guix.texi (Invoking guix gc): Document it.
Diffstat (limited to 'doc/guix.texi')
-rw-r--r--doc/guix.texi6
1 files changed, 5 insertions, 1 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index 2f9fcbe3bf..2345617b2e 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -3385,7 +3385,7 @@ deleted.  The set of garbage collector roots (``GC roots'' for short)
 includes default user profiles; by default, the symlinks under
 @file{/var/guix/gcroots} represent these GC roots.  New GC roots can be
 added with @command{guix build --root}, for example (@pxref{Invoking
-guix build}).
+guix build}).  The @command{guix gc --list-roots} command lists them.
 
 Prior to running @code{guix gc --collect-garbage} to make space, it is
 often useful to remove old generations from user profiles; that way, old
@@ -3451,6 +3451,10 @@ This prints nothing unless the daemon was started with
 @option{--cache-failures} (@pxref{Invoking guix-daemon,
 @option{--cache-failures}}).
 
+@item --list-roots
+List the GC roots owned by the user; when run as root, list @emph{all} the GC
+roots.
+
 @item --clear-failures
 Remove the specified store items from the failed-build cache.