First shot at adding packaging to clatd GIT repo.

The RPM should be able to be built by going into the packaging/rpm directory
and typing "make".

packaging/rpm/Makefile

@@ -0,0 +1,26 @@
+# Build the clatd RPM package from the GIT packaging/rpm directory.
+#
+# This package should be able to be built from the GIT repo by typing
+# make in the packaging/rpm directory.
+#
+# If this doesn't happen then that is a bug that needs to be reported.
+# There may be better ways, of so, please educate me.
+
+SPECFILE=clatd.el6.spec
+NAME    := $(shell grep '^Name: ' < $(SPECFILE) | sed -e 's;^Name: ;;')
+VERSION := $(shell grep '^Version: ' < $(SPECFILE) | sed -e 's;^Version: ;;')
+FILENAME=${NAME}-${VERSION}
+TARNAME=${FILENAME}.tar.gz
+
+TOPDIR=$(shell cd ../..; echo `pwd`)
+DESTDIR=`pwd`
+
+all :
+	cd ../../..; \
+	  rm -rf ${FILENAME}; \
+	  cp -r ${TOPDIR} ${FILENAME}; \
+	  tar cfz ${TARNAME} ${FILENAME} --exclude=.git; \
+	  rm -rf ${FILENAME}
+	mv ../../../${TARNAME} .
+	rpmbuild -ta ${TARNAME}
+	rm -rf ${TARNAME}

packaging/rpm/clatd.el6.spec

@@ -0,0 +1,54 @@
+Summary: Implements IPv4 access in an IPv6-only environment.
+Name: clatd
+Version: 1.4
+Release: 1
+Source0: %{name}-%{version}.tar.gz
+License: Copyright (c) 2014 Tore Anderson <tore@fud.no>
+Group: Utilities/System
+BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}
+BuildArch: noarch
+Packager: David Summers <david@summersoft.fay.ar.us>
+Url: https://github.com/toreanderson/clatd
+Requires: perl
+Requires: perl-IO-Socket-INET6
+Requires: perl-Net-DNS
+Requires: perl-Net-IP
+Requires: tayga
+
+%description
+Implements IPv4 access in an IPv6-only environment as the CLAT component of
+the 464XLAT network architecture specified in RFC 6877. 
+
+It connects to an upstream PLAT (which is a typically a Stateful NAT64).
+
+%changelog
+* Thu Dec 17 2015 David Summers <david@summersoft.fay-ar.us> 1.4-1
+- Updated to 1.4.
+
+* Wed Apr 08 2015 David Summers <david@summersoft.fay.ar.us> 1.0-1
+- First packaged version
+
+%prep
+%setup -q -n %{name}-%{version}
+
+%build
+
+%install
+rm -rf $RPM_BUILD_ROOT
+
+# Copy clatd perl script.
+mkdir -p $RPM_BUILD_ROOT/usr/sbin/
+cp clatd $RPM_BUILD_ROOT/usr/sbin
+
+# Copy init script for upstart.
+mkdir -p $RPM_BUILD_ROOT/etc/init
+cp scripts/clatd.upstart $RPM_BUILD_ROOT/etc/init/clatd.conf
+
+%clean
+rm -rf %{buildroot}
+
+%files
+%defattr(-,root,root)
+%doc README.pod LICENCE
+/etc/init/*
+/usr/sbin/*