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* nix-pack-closure: store the top-level store paths in the closure.

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* nix-unpack-closure: extract the top-level paths from the closure and
  print them on stdout.  This allows them to be installed, e.g.,
  "nix-env -i $(nix-unpack-closure)".  (NIX-64)
This commit is contained in:
Eelco Dolstra 2007-01-13 19:50:42 +00:00
parent f25f900045
commit afe23b5f38
5 changed files with 39 additions and 1 deletions
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9
scripts/nix-unpack-closure.in
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@ -77,3 +77,12 @@ closedir(DIR) or die;
# Register the invalid paths as valid.
system("nix-store --register-validity <'$tmpDir/validity'") == 0
or die "nix-store --register-validity failed";
# Show the top-level paths so that something useful can be done with
# them, e.g., passing them to `nix-env -i'.
if (-e "$tmpDir/unpacked/top-level") {
open TOPLEVEL, "<$tmpDir/unpacked/top-level" or die;
while (<TOPLEVEL>) { print "$_"; }
close TOPLEVEL;
}