Allow building without Qt dependencies

Compiling with --without=qt will not pull in Qt dependencies, and will
also not produce the -qt subpackages.

appstream.spec

@@ -5,7 +5,7 @@
 Summary: Utilities to generate, maintain and access the AppStream database
 Name:    appstream
 Version: 0.15.5
-Release: 1%{?dist}
+Release: 2%{?dist}
 
 # lib LGPLv2+, tools GPLv2+
 License: GPLv2+ and LGPLv2+
@@ -13,6 +13,8 @@ License: GPLv2+ and LGPLv2+
 URL:     https://github.com/ximion/appstream
 Source0: http://www.freedesktop.org/software/appstream/releases/AppStream-%{version}.tar.xz
 
+%bcond qt 1
+
 ## upstream patches (lookaside cache)
 
 ## upstreamable patches
@@ -40,11 +42,15 @@ BuildRequires: pkgconfig(lmdb)
 BuildRequires: pkgconfig(packagekit-glib2)
 BuildRequires: pkgconfig(pango)
 BuildRequires: pkgconfig(protobuf-lite)
+%if %{with qt}
 BuildRequires: pkgconfig(Qt5Core)
+%endif
 BuildRequires: pkgconfig(xmlb)
 BuildRequires: pkgconfig(yaml-0.1)
 # lrelease
+%if %{with qt}
 BuildRequires: qt5-linguist
+%endif
 BuildRequires: sed
 BuildRequires: vala
 BuildRequires: xmlto
@@ -77,6 +83,7 @@ Requires: %{name}-devel%{?_isa} = %{version}-%{release}
 %description compose-devel
 %{summary}.
 
+%if %{with qt}
 %package qt
 Summary: Qt5 bindings for %{name}
 Requires: %{name}%{?_isa} = %{version}-%{release}
@@ -89,6 +96,7 @@ Requires: %{name}-qt%{?_isa} = %{version}-%{release}
 Requires: pkgconfig(Qt5Core)
 %description qt-devel
 %{summary}.
+%endif
 
 
 %prep
@@ -98,7 +106,9 @@ Requires: pkgconfig(Qt5Core)
 %build
 %{meson} \
  -Dcompose=true \
+%if %{with qt}
  -Dqt=true \
+%endif
  -Dvapi=%{?vala:true}%{!?vala:false}
 
 %{meson_build}
@@ -192,6 +202,7 @@ mv %{buildroot}%{_datadir}/metainfo/*.xml \
 %dir %{_datadir}/gtk-doc/html/
 %{_datadir}/gtk-doc/html/appstream-compose
 
+%if %{with qt}
 %ldconfig_scriptlets qt
 
 %files qt
@@ -202,9 +213,13 @@ mv %{buildroot}%{_datadir}/metainfo/*.xml \
 %{_includedir}/AppStreamQt/
 %{_libdir}/cmake/AppStreamQt/
 %{_libdir}/libAppStreamQt.so
+%endif
 
 
 %changelog
+* Tue Sep 6 2022 Amit Shah <amitshah@fedoraproject.org> - 0.15.5-2
+- Make qt deps and builds conditional
+
 * Fri Sep 02 2022 Rex Dieter <rdieter@gmail.com> - 0.15.5-1
 - 0.15.5