- use wrapper for running daemon and alter service file to use it

- if there is new daemon available - use it
  - if there is not, use the one from this package

OBS-URL: https://build.opensuse.org/package/show/devel:languages:misc/guix?expand=0&rev=8

guix.spec

@@ -44,6 +44,7 @@ Source11:       armhf-linux-guile-2.0.11.tar.xz.sig
 # http://alpha.gnu.org/gnu/guix/bootstrap/aarch64-linux/20170217/guile-2.0.14.tar.xz
 Source12:       aarch64-linux-guile-2.0.14.tar.xz
 Source13:       aarch64-linux-guile-2.0.14.tar.xz.sig
+Source20:       run_guix_daemon.sh
 BuildRequires:  gcc-c++
 BuildRequires:  gnutls-guile
 BuildRequires:  guile-charting
@@ -103,6 +104,8 @@ rm -rvf %{buildroot}%{_unitdir}
 rm -rvf %{buildroot}%{_libdir}/upstart
 %endif
 ln -sf %{_sbindir}/service %{buildroot}%{_sbindir}/rcguix-daemon
+install -m 0755 -t %{buildroot}%{_bindir}/%{SOURCE20}
+sed -i 's@^ExecStart=.*@ExecStart=/usr/bin/run_guix_daemon.sh@' %{buildroot}%{_unitdir}/guix-daemon.service
 
 %pre
 %{_sbindir}/groupadd -r %{guix_builder_group} >/dev/null 2>/dev/null || :
@@ -139,7 +142,7 @@ done
 %{_datadir}/guile
 %{_datadir}/guix
 %{_datadir}/zsh
-%{_bindir}/guix*
+%{_bindir}/*>guix*
 %{_sbindir}/*guix*
 %{_libexecdir}/guix
 %{_libexecdir}/guix-authenticate