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authorEelco Dolstra <e.dolstra@tudelft.nl>2004-11-12T23·56+0000
committerEelco Dolstra <e.dolstra@tudelft.nl>2004-11-12T23·56+0000
commit54c7a870d5b6324462ea293e3e5a8bb59c7d5ac3 (patch)
tree8e548a810dcac57d66025d5b62c2603df5f16345 /src/nix-env/help.txt
parentc2b0d6b02ffaaa6e47eb24c3dca30beeea387aff (diff)
* Document --delete-generations and other nix-env options.
Diffstat (limited to 'src/nix-env/help.txt')
-rw-r--r--src/nix-env/help.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/nix-env/help.txt b/src/nix-env/help.txt
index f363d3f94f32..fe9eca79eb90 100644
--- a/src/nix-env/help.txt
+++ b/src/nix-env/help.txt
@@ -16,6 +16,8 @@ name `*' may be used to indicate all derivations.
   --switch-generation / -G NUMBER: switch to specified generation of profile
   --rollback: switch to the previous generation
   --list-generations: list available generations of a profile
+  --delete-generations GENERATIONS...: deleted listed generations,
+      `old' for all non-current generations
   
   --import / -I FILE: set default Nix expression
 
@@ -49,3 +51,5 @@ Options:
   --file / -f FILE: use Nix expression FILE for installation, etc.
   --verbose / -v: verbose operation (may be repeated)
   --keep-failed / -K: keep temporary directories of failed builds
+  --preserve-installed: do not replace currently installed versions in `-i'
+  --system-filter SYSTEM: only use derivations for specified platform