add bcond for systemd - used in flatpak

sane-backends.spec

@@ -15,10 +15,16 @@
 %global camera_backends_list dc210 dc240 dc25 dmc gphoto2 qcam stv680 v4l
 %global config_files_list abaton agfafocus apple artec artec_eplus48u avision bh canon canon630u canon_dr canon_lide70 canon_pp cardscan coolscan coolscan2 coolscan3 dell1600n_net dll epjitsu epson epson2 epsonds fujitsu genesys gt68xx hp hp3900 hp4200 hp5400 hpsj5s hs2p ibm kodak kodakaio kvs1025 leo lexmark ma1509 magicolor matsushita microtek microtek2 mustek mustek_pp mustek_usb nec net p5 pie pieusb pixma plustek plustek_pp ricoh rts8891 s9036 sceptre sharp sm3840 snapscan sp15c st400 tamarack teco1 teco2 teco3 test u12 umax umax1220u umax_pp xerox_mfp dc210 dc240 dc25 dmc gphoto2 qcam stv680 v4l
 
+%if 0%{?flatpak}
+%bcond_with systemd
+%else
+%bcond_without systemd
+%endif
+
 Summary: Scanner access software
 Name: sane-backends
 Version: 1.2.1
-Release: 2%{?dist}
+Release: 3%{?dist}
 # lib/ is LGPLv2+, backends are GPLv2+ with exceptions
 # Tools are GPLv2+, docs are public domain
 # see LICENSE for details
@@ -73,16 +79,20 @@ BuildRequires: libv4l-devel
 BuildRequires: make
 # pixma backend generates header files during build via python script
 BuildRequires: python3
+%if %{with systemd}
 BuildRequires: systemd-devel
 BuildRequires: systemd
 # needed by macros in rpm scriptlets
 BuildRequires: systemd-rpm-macros
+%endif
 
 Requires: libpng
 Requires: sane-airscan
 Requires: sane-backends-libs%{?_isa} = %{?epoch:%{epoch}:}%{version}-%{release}
+%if %{with systemd}
 Requires: systemd >= 196
 Requires: systemd-udev >= 196
+%endif
 
 # workaround for Brother scanners, which drivers are built with old libnsl
 # it is ignored by DNF, but it seems GUI installation apps should offer it
@@ -180,7 +190,11 @@ LDFLAGS="-pie"
 %configure \
     --with-gphoto2=%{_prefix} \
     --with-docdir=%{_maindocdir} \
+%if %{with systemd}
     --with-systemd \
+%else
+    --without-systemd \
+%endif
     --disable-locking --disable-rpath \
 %if %libusb1
     --with-usb \
@@ -199,8 +213,6 @@ popd
 %install
 %make_install
 
-install -p -D -m 0644 %{SOURCE6} %{buildroot}%{_sysusersdir}/sane-backends.conf
-
 mkdir -p %{buildroot}%{_datadir}/pixmaps
 install -m 644 %{SOURCE1} %{buildroot}%{_datadir}/pixmaps
 rm -f %{buildroot}%{_bindir}/gamma4scanimage
@@ -239,11 +251,15 @@ popd
 
 install -m 644 %{SOURCE4} %{buildroot}%{_maindocdir}
 
+%if %{with systemd}
 install -m 755 -d %{buildroot}%{_unitdir}
 install -m 644 %{SOURCE2} %{buildroot}%{_unitdir}
 sed 's|@CONFIGDIR@|%{_sysconfdir}/sane.d|g' < %{SOURCE3} > saned@.service
 install -m 644 saned@.service %{buildroot}%{_unitdir}
 
+install -p -D -m 0644 %{SOURCE6} %{buildroot}%{_sysusersdir}/sane-backends.conf
+%endif
+
 %ifarch armv7hl
 rm -f %{buildroot}%{_libdir}/sane/libsane-qcam.so
 %endif
@@ -292,6 +308,7 @@ udevadm hwdb --update >/dev/null 2>&1 || :
 
 %ldconfig_scriptlets libs
 
+%if %{with systemd}
 %pre daemon
 %sysusers_create_compat %{SOURCE6}
 
@@ -303,6 +320,7 @@ udevadm hwdb --update >/dev/null 2>&1 || :
 
 %postun daemon
 %systemd_postun_with_restart saned.socket
+%endif
 
 %files -f %{name}.lang -f config_list
 %dir %{_maindocdir}
@@ -384,12 +402,17 @@ udevadm hwdb --update >/dev/null 2>&1 || :
 %{_sbindir}/saned
 %{_mandir}/man8/saned*
 %config(noreplace) %{_sysconfdir}/sane.d/saned.conf
-%{_sysusersdir}/sane-backends.conf
 %{_udevrulesdir}/66-saned.rules
+%if %{with systemd}
+%{_sysusersdir}/sane-backends.conf
 %{_unitdir}/saned.socket
 %{_unitdir}/saned@.service
+%endif
 
 %changelog
+* Thu Feb 23 2023 Zdenek Dohnal <zdohnal@redhat.com> - 1.2.1-3
+- add bcond for systemd - used in flatpak
+
 * Tue Feb 21 2023 DJ Delorie <dj@redhat.com> - 1.2.1-2
 - Fix C99 compatibility issue