From 19087c26da3253e8ef763568d259738c5e906f2e Mon Sep 17 00:00:00 2001
From: Aron Griffis <aron@scampersand.com>
Date: Mar 09 2019 13:22:33 +0000
Subject: Add compat 5.1 build for neovim, rhbz #1685781


---

diff --git a/lua-mpack.spec b/lua-mpack.spec
index cdc7156..3024f3e 100644
--- a/lua-mpack.spec
+++ b/lua-mpack.spec
@@ -1,17 +1,21 @@
-#%{!?lua_version: %global lua_version %(lua -e "print(string.sub(_VERSION, 5))")}
 %global lua_version 5.3
 %global lua_libdir %{_libdir}/lua/%{lua_version}
 %global lua_pkgdir %{_datadir}/lua/%{lua_version}
 
+%global lua_compat_version 5.1
+%global lua_compat_libdir %{_libdir}/lua/%{lua_compat_version}
+%global lua_compat_pkgdir %{_datadir}/lua/%{lua_compat_version}
+%global lua_compat_builddir %{_builddir}/compat-lua-%{name}-%{version}-%{release}
+
 %global libmpack_version 1.0.5
 
 BuildRequires:  libtool
-BuildRequires:  lua >= 5.3
-BuildRequires:  lua-devel >= 5.3
+BuildRequires:  lua >= %{lua_version}
+BuildRequires:  lua-devel >= %{lua_version}
 
 Name:           lua-mpack
 Version:        1.0.7
-Release:        4%{?dist}
+Release:        5%{?dist}
 
 License:        MIT
 Summary:        Implementation of MessagePack for Lua
@@ -27,6 +31,16 @@ Source2:        test_mpack.lua
 mpack is a small binary serialization/RPC library that implements
 both the msgpack and msgpack-rpc specifications.
 
+%package -n compat-%{name}
+Summary:        Implementation of MessagePack for Lua %{lua_compat_version}
+BuildRequires:  compat-lua >= %{lua_compat_version}
+BuildRequires:  compat-lua-devel >= %{lua_compat_version}
+Requires:       lua(abi) = %{lua_compat_version}
+
+%description -n compat-%{name}
+mpack is a small binary serialization/RPC library that implements
+both the msgpack and msgpack-rpc specifications for Lua %{lua_compat_version}.
+
 %prep
 %autosetup -p1 -n libmpack-lua-%{version}
 
@@ -39,13 +53,26 @@ popd
 echo '#!/bin/sh' > ./configure
 chmod +x ./configure
 
+rm -rf %{lua_compat_builddir}
+cp -a . %{lua_compat_builddir}
+
 %build
 
 %configure
 make %{?_smp_mflags} \
      USE_SYSTEM_MPACK=no \
      USE_SYSTEM_LUA=yes \
-     LUA_INCLUDE="$(pkg-config --clfags lua)"
+     MPACK_LUA_VERSION=%{lua_version}.x \
+     LUA_INCLUDE="$(pkg-config --cflags lua)"
+
+pushd %{lua_compat_builddir}
+%configure
+make %{?_smp_mflags} \
+     USE_SYSTEM_MPACK=no \
+     USE_SYSTEM_LUA=yes \
+     MPACK_LUA_VERSION=%{lua_compat_version}.x \
+     LUA_INCLUDE="$(pkg-config --cflags lua-%{lua_compat_version})"
+popd
 
 %install
 make \
@@ -55,6 +82,15 @@ make \
      DESTDIR=%{buildroot} \
      install
 
+pushd %{lua_compat_builddir}
+make \
+     USE_SYSTEM_MPACK=no \
+     USE_SYSTEM_LUA=yes \
+     LUA_CMOD_INSTALLDIR=%{lua_compat_libdir} \
+     DESTDIR=%{buildroot} \
+     install
+popd
+
 %check
 lua %{SOURCE2}
 
@@ -62,7 +98,13 @@ lua %{SOURCE2}
 %doc README.md
 %{lua_libdir}/mpack.so
 
+%files -n compat-%{name}
+%{lua_compat_libdir}/mpack.so
+
 %changelog
+* Tue Mar 05 2019 Aron Griffis <aron@scampersand.com> - 1.0.7-5
+- Add compat 5.1 build for neovim
+
 * Fri Feb 01 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.0.7-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild