build-sys: Provide spec file during build

Having the RPM spec file produced by the build is helpful in
different situation. Different tools like mock or code
scanners accept source RPMs as input.
Providing this file allows easily build of the source RPM (and
binaries) using a simple command like

  $ rpmbuild -ta spice-protocol-XXXX.tar.bz2

Signed-off-by: Frediano Ziglio <fziglio@redhat.com>
Signed-off-by: Victor Toso <victortoso@redhat.com>
Acked-by: Eduardo Lima (Etrunko) <etrunko@redhat.com>

.gitlab-ci.yml

@@ -3,7 +3,7 @@ image: fedora:latest
 variables:
   DEPS_COMMON: git libtool make python3 python3-six redhat-rpm-config
                python3-pyparsing meson ninja-build gtk-doc glib2-devel
-               gettext gettext-devel bzip2
+               gettext gettext-devel bzip2 rpmlint rpm-build python-unversioned-command
 
 before_script:
 - dnf install -y $DEPS_COMMON
@@ -14,6 +14,8 @@ fedora-autotools:
     - ./autogen.sh
     - make
     - make distcheck
+    - rpmlint -o "NetworkEnabled False" spice-protocol.spec
+    - rpmbuild -ta spice-protocol-*.tar.bz2
 
 fedora-meson:
   script:

Makefile.am

@@ -25,6 +25,7 @@ MAINTAINERCLEANFILES =						\
 EXTRA_DIST =							\
 	README.md						\
 	CHANGELOG.md						\
+	spice-protocol.spec					\
 	meson.build
 
 -include $(top_srcdir)/git.mk

configure.ac

@@ -18,4 +18,5 @@ AC_OUTPUT([
 Makefile
 spice-protocol.pc
 spice/Makefile
+spice-protocol.spec
 ])

spice-protocol.spec.in

@@ -1,7 +1,8 @@
 Name:           spice-protocol
-Version:        0.14.0
+Version:        @VERSION@
 Release:        1%{?dist}
 Summary:        Spice protocol header files
+Group:          Development/Libraries
 # Main headers are BSD, controller / foreign menu are LGPL
 License:        BSD and LGPLv2+
 URL:            https://www.spice-space.org