# RPM macros for Lua

# The major.minor version of Lua
%lua_version %(lua -e 'print(_VERSION)' | cut -d ' ' -f 2)
%lua_version_nodots %(lua -e 'print((string.gsub("%{lua_version}", "%.", "")))')

# compiled modules should go here
%lua_archdir %{_libdir}/lua/%{lua_version}

# pure Lua modules should go here
%lua_noarchdir %{_datadir}/lua/%{lua_version}

# lua includes folder
%lua_incdir %{_includedir}/lua%{lua_version}

%lua_version_default %{lua:
local result = 5.4
local ver = rpm.expand("%{?suse_version}")
if #ver > 0 then
    ver = tonumber(ver)
    if ver < 1500 then
        result = 5.1
    elseif ver == 1500 then
        result = 5.3
    end
end
print(result)
}
%lua_version_default_nodots %(lua -e 'print((string.gsub("%{lua_version_default}", "%.", "")))')

%ifluadefault \
%if %{lua_version_nodots} == %{lua_version_default_nodots} \
%{nil}

# Lua default version
# -e: Exclude lua prefix
# -n: Specify name
%lua_provides(en:) \
%ifluadefault \
%if 0%{?-n:1} \
Provides: %{-n*} = %{version}-%{release} \
Obsoletes: %{-n*} < %{version}-%{release} \
%else \
%if 0%{?-e:1} \
Provides: %{mod_name} = %{version}-%{release} \
Obsoletes: %{mod_name} < %{version}-%{release} \
%else \
Provides: lua-%{mod_name} = %{version}-%{release} \
Obsoletes: lua-%{mod_name} < %{version}-%{release} \
%endif \
%endif \
%endif \
%{nil}

# LuaRocks
%luarocks_build \
luarocks --lua-version "%{lua_version}" \\\
make --pack-binary-rock --deps-mode none

%luarocks_install \
luarocks --lua-version="%{lua_version}" --tree="%{buildroot}%{_prefix}" \\\
install --deps-mode=none --no-manifest

%luarocks_treedir %{_prefix}/lib/luarocks/rocks-%{lua_version}