38 lines
775 B
Plaintext
38 lines
775 B
Plaintext
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#! /usr/bin/perl -w
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use strict;
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use POSIX qw(tmpnam);
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my $pkgfile = $ARGV[0];
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die unless defined $pkgfile;
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my $tmpdir;
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do { $tmpdir = tmpnam(); }
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until mkdir $tmpdir, 0777;
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# !!! remove tmpdir on exit
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print "unpacking $pkgfile in $tmpdir...\n";
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system "bunzip2 < $pkgfile | (cd $tmpdir && tar xf -)";
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die if $?;
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print "this package contains the following derivations:\n";
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system "nix-env -qsf $tmpdir/default.nix";
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die if $?;
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print "do you wish to install them (y/n)? ";
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my $reply = <STDIN>;
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chomp $reply;
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exit if (!($reply eq "y"));
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print "pulling caches...\n";
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system "nix-pull `cat $tmpdir/caches`";
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die if $?;
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print "installing package...\n";
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system "nix-env -i $tmpdir/default.nix '*'";
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die if $?;
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print "installing succeeded! (enter to continue)\n";
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<STDIN>;
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