Merge pull request #1030 from pikajude/rsd-cc

Implement resolve-system-dependencies in C++

2 files changed, 0 insertions, 129 deletions

diff --git a/scripts/local.mk b/scripts/local.mk
index fef256451d8b..9852d8298e80 100644
--- a/scripts/local.mk
+++ b/scripts/local.mk
@@ -11,19 +11,12 @@ nix_noinst_scripts := \
   $(d)/nix-profile.sh \
   $(d)/nix-reduce-build
 
-ifeq ($(OS), Darwin)
-  nix_noinst_scripts += $(d)/resolve-system-dependencies.pl
-endif
-
 noinst-scripts += $(nix_noinst_scripts)
 
 profiledir = $(sysconfdir)/profile.d
 
 $(eval $(call install-file-as, $(d)/nix-profile.sh, $(profiledir)/nix.sh, 0644))
 $(eval $(call install-program-in, $(d)/build-remote.pl, $(libexecdir)/nix))
-ifeq ($(OS), Darwin)
-  $(eval $(call install-program-in, $(d)/resolve-system-dependencies.pl, $(libexecdir)/nix))
-endif
 $(eval $(call install-symlink, nix-build, $(bindir)/nix-shell))
 
 clean-files += $(nix_bin_scripts) $(nix_noinst_scripts)
diff --git a/scripts/resolve-system-dependencies.pl.in b/scripts/resolve-system-dependencies.pl.in
deleted file mode 100755
index a20f0dc020fe..000000000000
--- a/scripts/resolve-system-dependencies.pl.in
+++ /dev/null
@@ -1,122 +0,0 @@
-#! @perl@ -w @perlFlags@
-
-use utf8;
-use strict;
-use warnings;
-use Cwd qw(realpath);
-use Errno;
-use File::Basename qw(dirname);
-use File::Path qw(make_path);
-use File::Spec::Functions qw(catfile);
-use List::Util qw(reduce);
-use IPC::Open3;
-use Nix::Config;
-use Nix::Store qw(derivationFromPath);
-use POSIX qw(uname);
-use Storable qw(lock_retrieve lock_store);
-
-my ($sysname, undef, $version, undef, $machine) = uname;
-$sysname =~ /Darwin/ or die "This tool is only meant to be used on Darwin systems.";
-
-my $cache = "$Nix::Config::stateDir/dependency-maps/$machine-$sysname-$version.map";
-
-make_path dirname($cache);
-
-our $DEPS;
-eval {
-  $DEPS = lock_retrieve($cache);
-};
-
-if($!{ENOENT}) {
-  lock_store {}, $cache;
-  $DEPS = {};
-} elsif($@) {
-  die "Unable to obtain a lock on dependency-map file $cache: $@";
-}
-
-sub mkset(@) {
-  my %set;
-  @set{@_} = ();
-  \%set
-}
-
-sub union($$) {
-  my ($set1, $set2) = @_;
-  my %new = (%$set1, %$set2);
-  \%new
-}
-
-sub cache_filepath($) {
-  my $fp = shift;
-  $fp =~ s/-/--/g;
-  $fp =~ s/\//-/g;
-  $fp =~ s/^-//g;
-  catfile $cache, $fp
-}
-
-sub resolve_tree {
-  sub resolve_tree_inner {
-    my ($lib, $TREE) = @_;
-    return if (defined $TREE->{$lib});
-    $TREE->{$lib} = mkset(@{cache_get($lib)});
-    foreach my $dep (keys %{$TREE->{$lib}}) {
-      resolve_tree_inner($dep, $TREE);
-    }
-    values %$TREE
-  }
-
-  reduce { union($a, $b) } {}, resolve_tree_inner(@_)
-}
-
-sub cache_get {
-  my $key = shift;
-  if (defined $DEPS->{$key}) {
-    $DEPS->{$key}
-  } else {
-    cache_insert($key);
-    cache_get($key)
-  }
-}
-
-sub cache_insert($) {
-  my $key = shift;
-  print STDERR "Finding dependencies for $key...\n";
-  my @deps = find_deps($key);
-  $DEPS->{$key} = \@deps;
-}
-
-sub find_deps($) {
-  my $lib = shift;
-  my($chld_in, $chld_out, $chld_err);
-  my $pid = open3($chld_in, $chld_out, $chld_err, "@otool@", "-L", "-arch", "x86_64", $lib);
-  waitpid($pid, 0);
-  my $line = readline $chld_out;
-  if($? == 0 and $line !~ /not an object file/) {
-    my @libs;
-    while(<$chld_out>) {
-      my $dep = (split /\s+/)[1];
-      push @libs, $dep unless $dep eq $lib or $dep =~ /\@rpath/;
-    }
-    @libs
-  } elsif (-l $lib) {
-    (realpath($lib))
-  } else {
-    ()
-  }
-}
-
-if (defined $ARGV[0]) {
-  my $deps = derivationFromPath($ARGV[0])->{"env"}->{"__impureHostDeps"};
-  if (defined $deps) {
-    my @files = split(/\s+/, $deps);
-    my $depcache = {};
-    my $depset = reduce { union($a, $b) } (map { resolve_tree($_, $depcache) } @files);
-    print "extra-chroot-dirs\n";
-    print join("\n", keys %$depset);
-    print "\n";
-  }
-  lock_store($DEPS, $cache);
-} else {
-  print STDERR "Usage: $0 path/to/derivation.drv\n";
-  exit 1
-}