* Some logging for evaluation.

scripts/download-using-manifests.pl.in

@@ -4,12 +4,17 @@ use strict;
 use readmanifest;
 
 my $manifestDir = "@localstatedir@/nix/manifests";
+my $logFile = "@localstatedir@/log/nix/downloads";
+
+open LOGFILE, ">>$logFile" or die "cannot open log file $logFile";
 
 
 # Check the arguments.
 die unless scalar @ARGV == 1;
 my $targetPath = $ARGV[0];
 
+print LOGFILE "$$ get $targetPath\n";
+
 
 # Load all manifests.
 my %narFiles;
@@ -175,12 +180,15 @@ while (scalar @path > 0) {
 
     if ($edge->{type} eq "present") {
         print "using already present path `$v'\n";
+        print LOGFILE "$$ present $v\n";
     }
 
     elsif ($edge->{type} eq "patch") {
         my $patch = $edge->{info};
         print "applying patch `$patch->{url}' to `$u' to create `$v'\n";
 
+        print LOGFILE "$$ patch $patch->{url} $patch->{size} $patch->{baseHash} $u $v\n";
+
         # Download the patch.
         print "  downloading patch...\n";
         my $patchPath = downloadFile "$patch->{url}", "$patch->{hash}";
@@ -206,6 +214,8 @@ while (scalar @path > 0) {
         my $narFile = $edge->{info};
         print "downloading `$narFile->{url}' into `$v'\n";
 
+        print LOGFILE "$$ narfile $narFile->{url} $narFile->{size} $v\n";
+        
         # Download the archive.
         print "  downloading archive...\n";
         my $narFilePath = downloadFile "$narFile->{url}", "$narFile->{hash}";
@@ -216,3 +226,7 @@ while (scalar @path > 0) {
         die "cannot unpack `$narFilePath' into `$targetPath'" if ($? != 0);
     }
 }
+
+
+print LOGFILE "$$ success\n";
+close LOGFILE;

scripts/generate-patches.pl

@@ -220,6 +220,8 @@ foreach my $p (keys %dstOutPaths) {
             next;
         }
 
+        print "    size $narDiffSize; full size $dstNarBz2Size\n";
+        
         system("cp '$tmpdir/DIFF' '$patchesDir/$finalName.tmp'") == 0
             or die "cannot copy diff";