* Use Nix::Config.

This commit is contained in:
Eelco Dolstra 2012-01-03 00:47:27 +00:00
parent 48cea0d01e
commit dadbb51d96
4 changed files with 15 additions and 22 deletions

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@ -1,8 +1,7 @@
#! @perl@ -w -I@libexecdir@/nix #! @perl@ -w -I@libexecdir@/nix
use strict; use strict;
use Nix::Config;
my $binDir = $ENV{"NIX_BIN_DIR"} || "@bindir@";
my $addDrvLink = 0; my $addDrvLink = 0;
@ -156,7 +155,7 @@ foreach my $expr (@exprs) {
# Instantiate. # Instantiate.
my @drvPaths; my @drvPaths;
# !!! would prefer the perl 5.8.0 pipe open feature here. # !!! would prefer the perl 5.8.0 pipe open feature here.
my $pid = open(DRVPATHS, "-|") || exec "$binDir/nix-instantiate", "--add-root", $drvLink, "--indirect", @instArgs, $expr; my $pid = open(DRVPATHS, "-|") || exec "$Nix::Config::binDir/nix-instantiate", "--add-root", $drvLink, "--indirect", @instArgs, $expr;
while (<DRVPATHS>) {chomp; push @drvPaths, $_;} while (<DRVPATHS>) {chomp; push @drvPaths, $_;}
if (!close DRVPATHS) { if (!close DRVPATHS) {
die "nix-instantiate killed by signal " . ($? & 127) . "\n" if ($? & 127); die "nix-instantiate killed by signal " . ($? & 127) . "\n" if ($? & 127);
@ -170,7 +169,7 @@ foreach my $expr (@exprs) {
# Build. # Build.
my @outPaths; my @outPaths;
$pid = open(OUTPATHS, "-|") || exec "$binDir/nix-store", "--add-root", $outLink, "--indirect", "-r", $pid = open(OUTPATHS, "-|") || exec "$Nix::Config::binDir/nix-store", "--add-root", $outLink, "--indirect", "-r",
@buildArgs, @drvPaths; @buildArgs, @drvPaths;
while (<OUTPATHS>) {chomp; push @outPaths, $_;} while (<OUTPATHS>) {chomp; push @outPaths, $_;}
if (!close OUTPATHS) { if (!close OUTPATHS) {

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@ -1,11 +1,10 @@
#! @perl@ -w #! @perl@ -w
use strict; use strict;
use Nix::Config;
my $profilesDir = "@localstatedir@/nix/profiles"; my $profilesDir = "@localstatedir@/nix/profiles";
my $binDir = $ENV{"NIX_BIN_DIR"} || "@bindir@";
# Process the command line arguments. # Process the command line arguments.
my @args = (); my @args = ();
@ -36,7 +35,7 @@ sub removeOldGenerations {
$name = $dir . "/" . $name; $name = $dir . "/" . $name;
if (-l $name && (readlink($name) =~ /link/)) { if (-l $name && (readlink($name) =~ /link/)) {
print STDERR "removing old generations of profile $name\n"; print STDERR "removing old generations of profile $name\n";
system("$binDir/nix-env", "-p", $name, "--delete-generations", "old"); system("$Nix::Config::binDir/nix-env", "-p", $name, "--delete-generations", "old");
} }
elsif (! -l $name && -d $name) { elsif (! -l $name && -d $name) {
removeOldGenerations $name; removeOldGenerations $name;
@ -50,4 +49,4 @@ removeOldGenerations $profilesDir if $removeOld;
# Run the actual garbage collector. # Run the actual garbage collector.
exec "$binDir/nix-store", "--gc", @args; exec "$Nix::Config::binDir/nix-store", "--gc", @args;

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@ -8,9 +8,6 @@ use Nix::Manifest;
my $tmpDir = tempdir("nix-pull.XXXXXX", CLEANUP => 1, TMPDIR => 1) my $tmpDir = tempdir("nix-pull.XXXXXX", CLEANUP => 1, TMPDIR => 1)
or die "cannot create a temporary directory"; or die "cannot create a temporary directory";
my $libexecDir = ($ENV{"NIX_LIBEXEC_DIR"} or "@libexecdir@");
my $storeDir = ($ENV{"NIX_STORE_DIR"} or "@storedir@");
my $stateDir = ($ENV{"NIX_STATE_DIR"} or "@localstatedir@/nix");
my $manifestDir = $Nix::Config::manifestDir; my $manifestDir = $Nix::Config::manifestDir;
@ -25,7 +22,7 @@ if (! -e $manifestDir) {
# Make sure that the manifests directory is scanned for GC roots. # Make sure that the manifests directory is scanned for GC roots.
my $gcRootsDir = "$stateDir/gcroots"; my $gcRootsDir = "$Nix::Config::stateDir/gcroots";
my $manifestDirLink = "$gcRootsDir/manifests"; my $manifestDirLink = "$gcRootsDir/manifests";
if (! -l $manifestDirLink) { if (! -l $manifestDirLink) {
symlink($manifestDir, $manifestDirLink) or die "cannot create symlink `$manifestDirLink'"; symlink($manifestDir, $manifestDirLink) or die "cannot create symlink `$manifestDirLink'";

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@ -18,8 +18,6 @@ my $curl = "$Nix::Config::curl --fail --silent";
my $extraCurlFlags = ${ENV{'CURL_FLAGS'}}; my $extraCurlFlags = ${ENV{'CURL_FLAGS'}};
$curl = "$curl $extraCurlFlags" if defined $extraCurlFlags; $curl = "$curl $extraCurlFlags" if defined $extraCurlFlags;
my $binDir = $ENV{"NIX_BIN_DIR"} || "@bindir@";
# Parse the command line. # Parse the command line.
my $localCopy; my $localCopy;
@ -79,7 +77,7 @@ foreach my $path (@ARGV) {
# Get all paths referenced by the normalisation of the given # Get all paths referenced by the normalisation of the given
# Nix expression. # Nix expression.
my $pid = open(READ, my $pid = open(READ,
"$binDir/nix-store --query --requisites --force-realise " . "$Nix::Config::binDir/nix-store --query --requisites --force-realise " .
"--include-outputs '$path'|") or die; "--include-outputs '$path'|") or die;
while (<READ>) { while (<READ>) {
@ -117,7 +115,7 @@ close NIX;
# Instantiate store derivations from the Nix expression. # Instantiate store derivations from the Nix expression.
my @storeExprs; my @storeExprs;
print STDERR "instantiating store derivations...\n"; print STDERR "instantiating store derivations...\n";
my $pid = open(READ, "$binDir/nix-instantiate $nixExpr|") my $pid = open(READ, "$Nix::Config::binDir/nix-instantiate $nixExpr|")
or die "cannot run nix-instantiate"; or die "cannot run nix-instantiate";
while (<READ>) { while (<READ>) {
chomp; chomp;
@ -139,7 +137,7 @@ while (scalar @tmp > 0) {
my @tmp2 = @tmp[0..$n - 1]; my @tmp2 = @tmp[0..$n - 1];
@tmp = @tmp[$n..scalar @tmp - 1]; @tmp = @tmp[$n..scalar @tmp - 1];
my $pid = open(READ, "$binDir/nix-store --realise @tmp2|") my $pid = open(READ, "$Nix::Config::binDir/nix-store --realise @tmp2|")
or die "cannot run nix-store"; or die "cannot run nix-store";
while (<READ>) { while (<READ>) {
chomp; chomp;
@ -179,16 +177,16 @@ for (my $n = 0; $n < scalar @storePaths; $n++) {
my $narbz2Size = stat($narFile)->size; my $narbz2Size = stat($narFile)->size;
my $references = `$binDir/nix-store --query --references '$storePath'`; my $references = `$Nix::Config::binDir/nix-store --query --references '$storePath'`;
die "cannot query references for `$storePath'" if $? != 0; die "cannot query references for `$storePath'" if $? != 0;
$references = join(" ", split(" ", $references)); $references = join(" ", split(" ", $references));
my $deriver = `$binDir/nix-store --query --deriver '$storePath'`; my $deriver = `$Nix::Config::binDir/nix-store --query --deriver '$storePath'`;
die "cannot query deriver for `$storePath'" if $? != 0; die "cannot query deriver for `$storePath'" if $? != 0;
chomp $deriver; chomp $deriver;
$deriver = "" if $deriver eq "unknown-deriver"; $deriver = "" if $deriver eq "unknown-deriver";
my $narHash = `$binDir/nix-store --query --hash '$storePath'`; my $narHash = `$Nix::Config::binDir/nix-store --query --hash '$storePath'`;
die "cannot query hash for `$storePath'" if $? != 0; die "cannot query hash for `$storePath'" if $? != 0;
chomp $narHash; chomp $narHash;
@ -196,13 +194,13 @@ for (my $n = 0; $n < scalar @storePaths; $n++) {
# store of the host), the database doesn't contain the hash. So # store of the host), the database doesn't contain the hash. So
# compute it. # compute it.
if ($narHash =~ /^sha256:0*$/) { if ($narHash =~ /^sha256:0*$/) {
$narHash = `$binDir/nix-hash --type sha256 --base32 '$storePath'`; $narHash = `$Nix::Config::binDir/nix-hash --type sha256 --base32 '$storePath'`;
die "cannot hash `$storePath'" if $? != 0; die "cannot hash `$storePath'" if $? != 0;
chomp $narHash; chomp $narHash;
$narHash = "sha256:$narHash"; $narHash = "sha256:$narHash";
} }
my $narSize = `$binDir/nix-store --query --size '$storePath'`; my $narSize = `$Nix::Config::binDir/nix-store --query --size '$storePath'`;
die "cannot query size for `$storePath'" if $? != 0; die "cannot query size for `$storePath'" if $? != 0;
chomp $narSize; chomp $narSize;