gentoo-overlay/games-arcade/epiar/files/epiar-0.5.1-unbundle-lua5.1.patch

From 0ed05474a5ea50cc972fae620fd1580ed0026fca Mon Sep 17 00:00:00 2001
From: Sam James <sam@gentoo.org>
Date: Wed, 7 Apr 2021 00:28:07 +0000
Subject: [PATCH 1/2] Unbundle Lua 5.1 and dynamically link with system copy

Signed-off-by: Sam James <sam@gentoo.org>
---
 Makefile.am  | 6 ++----
 configure.ac | 3 +++
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index 334b80e..b24ad29 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,4 +1,4 @@
-AM_CXXFLAGS = -I$(top_srcdir)/source/ -I$(top_srcdir)/source/lua/src
+AM_CXXFLAGS = -I$(top_srcdir)/source/ $(LUA_CFLAGS)
 
 bin_PROGRAMS = epiar
 
@@ -74,9 +74,7 @@ epiar_SOURCES = source/main.cpp \
                 source/Utilities/trig.cpp \
                 source/Utilities/xml.cpp
 
-epiar_LDADD = source/lua/src/liblua.a
-
-SUBDIRS=source/lua
+epiar_LDADD = $(LUA_LIBS)
 
 include resources/Animations/Makefile.am
 include resources/audio/Makefile.am
diff --git a/configure.ac b/configure.ac
index 17202ae..b5a70d5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -99,6 +99,9 @@ case "$target" in *-apple-darwin*)
 	LIBS="$LIBS `xml2-config --libs`"
 esac
 
+dnl Check for Lua 5.1
+PKG_CHECK_MODULES([LUA], [lua5.1], [], [AC_MSG_ERROR([Could not find needed Lua 5.1])])
+
 dnl Check for SDL
 SDL_VERSION=1.2.10
 
-- 
2.31.1