!28 add loongarch support

From: @huajingyun 
Reviewed-by: @t_feng 
Signed-off-by: @t_feng

graphviz.spec

@@ -9,11 +9,16 @@
 %global pluginsver 6
 %global php_extdir %(php-config --extension-dir 2>/dev/null || echo %{_libdir}/php4)
 
+%ifarch loongarch64
+%global OCAML 0
+%else
+%global OCAML 1
+%endif
 
 
 Name:               graphviz
 Version:            2.48.0
-Release:            2
+Release:            3
 Summary:            Graph Visualization Tools
 License:            EPL-1.0
 URL:                http://www.graphviz.org/
@@ -22,11 +27,15 @@ Source0:            https://gitlab.com/graphviz/graphviz/-/archive/%{version}/gr
 Patch6000:          backport-graphviz-2.48.0-gvpack-neato-static.patch
 
 BuildRequires:      gcc-g++
-BuildRequires:      ksh bison m4 flex ruby automake perl-Carp autoconf libtool qpdf ocaml urw-base35-fonts, perl-ExtUtils-Embed, perl-generators, librsvg2-devel swig >= 1.3.33
+BuildRequires:      ksh bison m4 flex ruby automake perl-Carp autoconf libtool qpdf urw-base35-fonts, perl-ExtUtils-Embed, perl-generators, librsvg2-devel swig >= 1.3.33
 BuildRequires:      zlib-devel libpng-devel libjpeg-devel expat-devel tk-devel fontconfig-devel libtool-ltdl-devel ruby-devel guile-devel freetype-devel >= 2 tcl-devel >= 8.3
 BuildRequires:      python3-devel libXaw-devel libSM-devel libXext-devel java-devel pango-devel gmp-devel lua-devel gtk2-devel cairo-devel >= 1.1.10
 BuildRequires:      ghostscript libgs-devel gd-devel perl-devel chrpath
 
+%if %{OCAML}
+BuildRequires: ocaml
+%endif
+
 %if %{with php}
 BuildRequires:      php-devel
 %endif
@@ -92,12 +101,14 @@ Requires:            %{name} = %{version}-%{release} lua
 %description lua
 Lua extension for graphviz.
 
+%if %{OCAML}
 %package ocaml
 Summary:             Ocaml extension for graphviz
 Requires:            %{name} = %{version}-%{release} ocaml
 
 %description ocaml
 Ocaml extension for graphviz.
+%endif
 
 %package perl
 Summary:             Perl extension for graphviz
@@ -111,11 +122,13 @@ Summary:             Ruby extension for graphviz
 Requires:            %{name} = %{version}-%{release} ruby
 %description ruby
 Ruby extension for graphviz.
+%ifnarch loongarch64
 %package tcl
 Summary:             Tcl extension & tools for graphviz
 Requires:            %{name} = %{version}-%{release} tcl >= 8.3 tk
 %description tcl
 Various tcl packages (extensions) for the graphviz tools.
+%endif
 
 
 %if %{with php}
@@ -152,6 +165,9 @@ export CPPFLAGS=-I`ruby -e "puts File.join(RbConfig::CONFIG['includedir'], RbCon
         --without-mylibgd --with-ipsepcola --with-pangocairo \
         --with-gdk-pixbuf --with-visio --disable-silent-rules \
         --without-lasi --without-gts --disable-sharp --without-ming \
+%if !%{OCAML}
+        --disable-ocaml \
+%endif
         --disable-r  --without-devil  --without-qt
 
 # drop rpath
@@ -199,6 +215,11 @@ mkdir -p $RPM_BUILD_ROOT/etc/ld.so.conf.d
 echo "%{_libdir}/graphviz" > $RPM_BUILD_ROOT/etc/ld.so.conf.d/%{name}-%{_arch}.conf
 touch $RPM_BUILD_ROOT%{_libdir}/graphviz/config%{pluginsver}
 
+%ifarch loongarch64
+mkdir -p $RPM_BUILD_ROOT/%{_libdir}/lua/5.4/
+mv $RPM_BUILD_ROOT/usr/lib/lua/5.4/gv.so $RPM_BUILD_ROOT/usr/lib64/lua/5.4/gv.so
+%endif
+
 %check
 %if %{with php}
 LD_LIBRARY_PATH=$RPM_BUILD_ROOT%{_libdir} \
@@ -269,8 +290,10 @@ php --no-php-ini --define extension_dir=$RPM_BUILD_ROOT%{_libdir}/graphviz/php/
 %{_libdir}/graphviz/lua/
 %{_libdir}/lua*/*
 
+%if %{OCAML}
 %files ocaml
 %{_libdir}/graphviz/ocaml/
+%endif
 
 %files perl
 %{_libdir}/graphviz/perl/
@@ -284,11 +307,16 @@ php --no-php-ini --define extension_dir=$RPM_BUILD_ROOT%{_libdir}/graphviz/php/
 %{_libdir}/graphviz/ruby/
 %{_libdir}/*ruby*/*
 
+%ifnarch loongarch64
 %files tcl
 %{_libdir}/graphviz/tcl/
 %{_libdir}/tcl*/*
+%endif
 
 %changelog
+* Mon Nov 21 2022 huajingyun <huajingyun@loongson.cn> - 2.48.0-3
+- add loongarch support
+
 * Sat Jan 8 2022 wuchaochao <wuchaochao4@huawei.com> - 2.48.0-2
 - delete redundant Provides and Obsoletes