Prepare build system to produce RPMs

Add .spec file under extras/rpms and create targets to produce
source and binary rpms

extras/rpm/Makefile.in

@@ -0,0 +1,35 @@
+TARBALL=$(shell realpath ../../build-root/clixon-latest.tar.xz)
+BASENAME=$(shell basename $(TARBALL) | sed -e s/.tar.\*//)
+VERSION=$(shell echo $(BASENAME) | cut -f2 -d-)
+RELEASE=$(shell echo $(BASENAME) | cut -f3- -d- | sed -e s/-/_/g)
+BR=$(shell realpath $(CURDIR)/../../build-root)
+RPMBUILD=$(BR)/rpmbuild
+
+all: RPM
+
+spec:
+	@echo $(TARBALL)
+	mkdir -p $(RPMBUILD)/{RPMS,SRPMS,BUILD,SOURCES,SPECS}
+	cp $(TARBALL) $(RPMBUILD)/SOURCES/clixon-$(VERSION)-$(RELEASE).tar.xz
+	cp clixon.spec $(RPMBUILD)/SPECS
+
+srpm: spec
+	rpmbuild -bs \
+	  --define "cligen_prefix @CLIGEN_PREFIX@" \
+	  --define "_topdir $(RPMBUILD)" \
+	  --define "_version $(VERSION)" \
+	  --define "_release $(RELEASE)" \
+	  $(RPMBUILD)/SPECS/clixon.spec
+	mv $$(find $(RPMBUILD)/SRPMS -name \*.src.rpm -type f) $(BR)
+
+# Define DEVELOPER environmrnt variable to prevent .spec to add cligent to the
+# list of build requirements
+RPM: spec
+	rpmbuild -bb \
+	  --define "cligen_prefix @CLIGEN_PREFIX@" \
+	  $${DEVELOPER:+--define "developer yes"} \
+	  --define "_topdir $(RPMBUILD)" \
+	  --define "_version $(VERSION)" \
+	  --define "_release $(RELEASE)" \
+	  $(RPMBUILD)/SPECS/clixon.spec
+	mv $$(find $(RPMBUILD)/RPMS -name \*.rpm -type f) $(BR)

extras/rpm/clixon.spec

@@ -0,0 +1,72 @@
+%{!?_topdir: %define _topdir %(pwd)}
+%{!?cligen_prefix: %define cligen_prefix %{_prefix}}
+
+Name: clixon
+Version: %{_version}
+Release: %{_release}
+Summary: The XML-based command line processing tool CLIXON
+Group: System Environment/Libraries
+License: ASL 2.0 or GPLv2
+URL: http://www.clicon.org
+AutoReq: no
+BuildRequires: flex, bison
+Requires: cligen, fcgi
+
+# Sometimes developers want to build it without installing cligen but passing
+# path using --with-cligen and pointing it to cligen buildroot. Use %{developer}
+# macro for these cases
+%if 0%{!?developer:1}
+BuildRequires: cligen
+%endif
+
+Source: %{name}-%{version}-%{release}.tar.xz
+
+%description
+The XML-based command line processing tool CLIXON.
+
+%package devel
+Summary: CLIXON header files
+Group: Development/Libraries
+Requires: clixon
+
+%description devel
+This package contains header files for CLIXON.
+
+%prep
+%setup
+
+%build
+%configure --with-cligen=%{cligen_prefix} --without-keyvalue
+make
+
+%install
+make DESTDIR=${RPM_BUILD_ROOT} install install-include
+
+%files
+%{_libdir}/*
+%{_bindir}/*
+%{_sbindir}/*
+#%{_sysconfdir}/*
+%{_datadir}/%{name}/*
+/www-data/clixon_restconf
+
+%files devel
+%{_includedir}/%{name}/*
+
+%clean
+
+%post
+/sbin/ldconfig
+
+caps="cap_setuid,cap_fowner,cap_chown,cap_dac_override"
+caps="${caps},cap_kill,cap_net_admin,cap_net_bind_service"
+caps="${caps},cap_net_broadcast,cap_net_raw"
+
+if [ -x /usr/sbin/setcap ]; then
+	/usr/sbin/setcap ${caps}=ep %{_bindir}/clixon_cli
+	/usr/sbin/setcap ${caps}=ep %{_bindir}/clixon_netconf
+	/usr/sbin/setcap ${caps}=ep %{_sbindir}/clixon_backend
+fi
+
+%postun
+/sbin/ldconfig