mirror of
https://github.com/NixOS/nix.git
synced 2024-11-26 00:32:28 +00:00
867967265b
Manifests have been superseded by binary caches for years. This also gets rid of nix-pull, nix-generate-patches and bsdiff/bspatch.
128 lines
3.1 KiB
Plaintext
Executable File
128 lines
3.1 KiB
Plaintext
Executable File
#! @perl@ -w @perlFlags@
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use utf8;
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use strict;
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use Nix::Config;
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use Nix::Utils;
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binmode STDERR, ":encoding(utf8)";
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# Parse the command line arguments.
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my @args = @ARGV;
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my $source;
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my $fromURL = 0;
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my @extraNixEnvArgs = ();
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my $interactive = 1;
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my $op = "--install";
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while (scalar @args) {
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my $arg = shift @args;
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if ($arg eq "--help") {
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exec "man nix-install-package" or die;
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}
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elsif ($arg eq "--url") {
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$fromURL = 1;
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}
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elsif ($arg eq "--profile" || $arg eq "-p") {
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my $profile = shift @args;
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die "$0: ‘--profile’ requires an argument\n" if !defined $profile;
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push @extraNixEnvArgs, "-p", $profile;
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}
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elsif ($arg eq "--set") {
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$op = "--set";
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}
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elsif ($arg eq "--non-interactive") {
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$interactive = 0;
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}
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else {
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$source = $arg;
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}
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}
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die "$0: please specify a .nixpkg file or URL\n" unless defined $source;
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# Re-execute in a terminal, if necessary, so that if we're executed
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# from a web browser, the user gets to see us.
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if ($interactive && !defined $ENV{"NIX_HAVE_TERMINAL"}) {
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$ENV{"NIX_HAVE_TERMINAL"} = "1";
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$ENV{"LD_LIBRARY_PATH"} = "";
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foreach my $term ("xterm", "konsole", "gnome-terminal", "xterm") {
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exec($term, "-e", "$Nix::Config::binDir/nix-install-package", @ARGV);
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}
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die "cannot execute ‘xterm’";
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}
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my $tmpDir = mkTempDir("nix-install-package");
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sub barf {
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my $msg = shift;
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print "\nInstallation failed: $msg\n";
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<STDIN> if $interactive;
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exit 1;
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}
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# Download the package description, if necessary.
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my $pkgFile = $source;
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if ($fromURL) {
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$pkgFile = "$tmpDir/tmp.nixpkg";
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system("@curl@", "-L", "--silent", $source, "-o", $pkgFile) == 0
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or barf "curl failed: $?";
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}
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# Read and parse the package file.
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open PKGFILE, "<$pkgFile" or barf "cannot open ‘$pkgFile’: $!";
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my $contents = <PKGFILE>;
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close PKGFILE;
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my $nameRE = "(?: [A-Za-z0-9\+\-\.\_\?\=]+ )"; # see checkStoreName()
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my $systemRE = "(?: [A-Za-z0-9\+\-\_]+ )";
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my $pathRE = "(?: \/ [\/A-Za-z0-9\+\-\.\_\?\=]* )";
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# Note: $pathRE doesn't check that whether we're looking at a valid
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# store path. We'll let nix-env do that.
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$contents =~
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/ ^ \s* (\S+) \s+ (\S+) \s+ ($nameRE) \s+ ($systemRE) \s+ ($pathRE) \s+ ($pathRE) ( \s+ ($Nix::Utils::urlRE) )? /x
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or barf "invalid package contents";
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my $version = $1;
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my $manifestURL = $2;
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my $drvName = $3;
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my $system = $4;
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my $drvPath = $5;
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my $outPath = $6;
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my $binaryCacheURL = $8;
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barf "invalid package version ‘$version’" unless $version eq "NIXPKG1";
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if ($interactive) {
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# Ask confirmation.
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print "Do you want to install ‘$drvName’ (Y/N)? ";
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my $reply = <STDIN>;
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chomp $reply;
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exit if $reply ne "y" && $reply ne "Y";
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}
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die "$0: package does not supply a binary cache\n" unless defined $binaryCacheURL;
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push @extraNixEnvArgs, "--option", "extra-binary-caches", $binaryCacheURL;
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print "\nInstalling package...\n";
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system("$Nix::Config::binDir/nix-env", $op, $outPath, "--force-name", $drvName, @extraNixEnvArgs) == 0
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or barf "nix-env failed: $?";
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if ($interactive) {
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print "\nInstallation succeeded! Press Enter to continue.\n";
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<STDIN>;
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}
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