gentoo-overlay/app-emulation/fs-uae/files/fs-uae-2.8.3-libmpeg2.patch

From 5937f7587de5b96cbab120e99b6ae3a0cd722c53 Mon Sep 17 00:00:00 2001
From: James Le Cuirot <chewi@gentoo.org>
Date: Fri, 19 Apr 2019 21:56:58 +0100
Subject: [PATCH] Only run configure in libmpeg2 when using built-in version

---
 configure.ac | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 39958ad..941391a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -200,7 +200,7 @@ AS_IF([test "x$with_glew" = xyes], [
 ])
 
 AC_ARG_WITH(libmpeg2, AS_HELP_STRING(
-    [--without-libmpeg2], [or --with-libmpeg=builtin to use included version]))
+    [--without-libmpeg2], [or --with-libmpeg2=builtin to use included version]))
 AM_CONDITIONAL([BUILTIN_LIBMPEG2], [test x$with_libmpeg2 = xbuiltin])
 AS_IF([test "x$with_libmpeg2" != xno], [
     AS_IF([test "x$with_libmpeg2" = xbuiltin], [
@@ -776,7 +776,9 @@ OPT_FEATURE([A_ZIP], [zip], [zip],
 
 AC_DEFINE([FPU_UAE], [1], [Define to 1])
 
-AC_CONFIG_SUBDIRS([libmpeg2])
+AS_IF([test "x$with_libmpeg2" = xbuiltin], [
+    AC_CONFIG_SUBDIRS([libmpeg2])
+])
 
 # Write Makefile
 
-- 
2.20.1