1 files changed, 119 insertions, 0 deletions
diff --git a/sysui/desktop/util/pkgdiff.pl b/sysui/desktop/util/pkgdiff.pl
new file mode 100644
index 000000000000..dca659669112
--- /dev/null
+++ b/sysui/desktop/util/pkgdiff.pl
@@ -0,0 +1,119 @@
+: # -*- perl -*-
+eval 'exec perl -wS $0 ${1+"$@"}'
+    if 0;
+
+use File::Temp qw/ tempdir /;
+use File::Basename;
+use Cwd;
+
+$tempdir = tempdir();
+$dir = cwd();
+
+sub unpack_rpm
+{
+    my ($package) = @_;
+
+    system << "EOF"
+rpm --query --queryformat "[trigger%{TRIGGERTYPE} script (through %{TRIGGERSCRIPTPROG}) -- %{TRIGGERNAME}  %{TRIGGERVERSION}\n%{TRIGGERSCRIPTS}\n]" --package $package > triggers
+rpm --query --queryformat "%{PREIN}\n" --package $package > prein
+rpm --query --queryformat "%{POSTIN}\n" --package $package > postin
+rpm --query --queryformat "%{PREUN}\n" --package $package > preun
+rpm --query --queryformat "%{POSTUN}\n" --package $package > postun
+rpm --query --queryformat "[%{FILEMODES:perms} %{FILEUSERNAME}/%{FILEGROUPNAME} .%{FILENAMES} -> %{FILELINKTOS}\n]" --package $package | sed 's/ -> \$//' | sort --key=3 -o filelist
+
+rpm2cpio $package | cpio --extract --make-directories
+
+rm --force `sed --silent 's|^lrw.r..r..-* root/root \\./\\(.*\\) -> .*|\\1 |p' filelist | tr -d "\\012"`
+EOF
+
+# the last step removes all symbolic links from the extracted file tree as they
+# are handled by diffing the filelist
+}
+
+sub unpack_deb
+{
+    my ($package) = @_;
+
+    system << "EOF"
+ar x $package control.tar.gz data.tar.gz
+tar --extract --ungzip --file=control.tar.gz
+rm --force control control.tar.gz
+tar --extract --ungzip --file=data.tar.gz
+tar --list --verbose --ungzip --file=data.tar.gz | sed -e 's| root/root .* \./|- root/root ./|' -e 's|^d\\(.*\\)/\$|d\\1|' | sort --key=3 -o filelist
+rm --force data.tar.gz
+
+rm --force `sed --silent 's|^lrw.r..r..- root/root \\./\\(.*\\) -> .*|\\1 |p' filelist | tr -d "\\012"`
+EOF
+
+# the last step removes all symbolic links from the extracted file tree as they
+# are handled by diffing the filelist
+}
+
+sub unpack_solpkg
+{
+    my ($package) = @_;
+
+    system << "EOF"
+sed -e '1 d' -e 's/[0-9][0-9]* [0-9][0-9]* [0-9]\\{10\\}\$//' $package/pkgmap > filelist
+grep -v "^PSTAMP=" $package/pkginfo > pkginfo
+cp $package/install/* .
+if [ -f $package/archive/none.bz2 ]; then
+  bzcat $package/archive/none.bz2 | cpio -i -d
+else
+  cp -pr $package/reloc/* .
+fi
+EOF
+}
+
+sub unpack_tgz {
+   my ($package) = @_;
+
+  system << "EOF"
+cat $package | gunzip | tar -xf -
+EOF
+}
+
+my $script = basename($0);
+
+die "Usage: $script <package 1> <package 2>\n" unless $#ARGV == 1;
+
+my @pkgroot = ();
+
+while ( $#ARGV >= 0 )
+{
+    my $package = shift;
+
+    # make package paths absolute if necessary
+    $package = $dir . "/" . $package unless $package =~ /^\//;
+
+    my $basename = basename($package);
+
+    # when comparing identically named packages, append a "-2"
+    unless ( mkdir "$tempdir/$basename", 0777 ) {
+        $basename = $basename . "-2";
+        mkdir "$tempdir/$basename", 0777;
+    }
+
+    # change working directory, unpack the package and change back ..
+    die "Unable to change to unpack directory $tempdir/$basename: $!\n" unless chdir "$tempdir/$basename";
+
+    if ( $package =~ /\.rpm$/ )   { unpack_rpm( $package ); }
+    elsif( $package =~ /\.deb$/ ) { unpack_deb( $package ); }
+    elsif( -f "$package/pkgmap" ) { unpack_solpkg( $package ); }
+    elsif( $package =~ /\.tgz$/ ) { unpack_tgz( $package ); }
+
+    push @pkgroot, $basename;
+    chdir $dir;
+}
+
+# print "$0\n";
+
+die "Unable to change to working directory $tempdir: $!\n" unless chdir $tempdir;
+
+system "diff -ru @pkgroot[0] @pkgroot[1]";
+system "rm -rf *";
+
+chdir $dir;
+rmdir $tempdir;
+#print STDERR "rm -rf $tempdir\n";
+