Only build java on supported platforms

zbar.spec

@@ -1,3 +1,9 @@
+%ifarch %{java_arches}
+%global JAVA 1
+%else
+%global JAVA 0
+%endif
+
 Name:		zbar
 Version:	0.23.90
 Release:	3%{?dist}
@@ -14,7 +20,9 @@ BuildRequires:	autoconf automake libtool gettext-devel
 BuildRequires:	qt5-qtbase-devel qt5-qtx11extras-devel
 BuildRequires:	gtk3-devel GraphicsMagick-devel pygobject3-devel
 BuildRequires:	libv4l-devel libXv-devel xmlto dbus-devel libSM-devel
+%if %{JAVA}
 BuildRequires:	java-11-openjdk-devel
+%endif
 BuildRequires:	python3-devel
 
 %description
@@ -82,6 +90,7 @@ Requires: python3-pillow, %{name} = %{version}-%{release}
 This package contains a bar code scanning widget for use on
 python applications that work with images.
 
+%if %{JAVA}
 %package java
 Summary: Bar code reader Java library
 Requires: pkgconfig, %{name}-gtk = %{version}-%{release}, %{name}-devel = %{version}-%{release}
@@ -89,6 +98,7 @@ Requires: pkgconfig, %{name}-gtk = %{version}-%{release}, %{name}-devel = %{vers
 %description java
 This package contains header files and additional libraries used for
 on Java Native Interface (JNI) applications using ZBar.
+%endif
 
 
 %prep
@@ -108,9 +118,11 @@ make %{?_smp_mflags}
 %install
 rm -rf $RPM_BUILD_ROOT
 make install DESTDIR=$RPM_BUILD_ROOT INSTALL="install -p"
+%if %{JAVA}
 install -d %{buildroot}%{_jnidir}
 mv %{buildroot}%{_datadir}/zbar/lib/zbar.jar %{buildroot}%{_jnidir}
 mv %{buildroot}%{_datadir}/zbar/lib/libzbarjni.so* %{buildroot}%{_libdir}
+%endif
 cp test/test_python.py %{buildroot}%{_docdir}
 
 #Remove .la and .a files
@@ -180,15 +192,20 @@ rm -rf $RPM_BUILD_ROOT/usr/share/doc/zbar-%{version}/
 %{_libdir}/pkgconfig/zbar-qt.pc
 %{_includedir}/zbar/QZBar*.h
 
+%if %{JAVA}
 %files java
 %{_jnidir}/zbar.jar
 %{_libdir}/libzbarjni.so*
+%endif
 
 %files python3
 %{python3_sitearch}/zbar.so
 %{_docdir}/test_python.py
 
 %changelog
+* Mon Aug 01 2022 Gwyn Ciesla <gwync@protonmail.com> - 0.23.90-4
+- Only build Java on supported platforms.
+
 * Sat Jul 23 2022 Fedora Release Engineering <releng@fedoraproject.org> - 0.23.90-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild