--- /dev/null
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=5
+
+SCM=""
+if [ "${PV#9999}" != "${PV}" ] ; then
+ SCM="git-r3"
+ EGIT_REPO_URI="https://github.com/rtv/Stage"
+fi
+
+inherit ${SCM} cmake-utils
+
+if [ "${PV#9999}" != "${PV}" ] ; then
+ KEYWORDS=""
+ SRC_URI=""
+else
+ KEYWORDS="~amd64"
+ SRC_URI="https://github.com/rtv/Stage/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+fi
+
+DESCRIPTION="The Stage Robot Simulator"
+HOMEPAGE="http://rtv.github.io/Stage/"
+LICENSE="GPL-2"
+SLOT="0"
+IUSE=""
+
+RDEPEND="
+ dev-libs/libltdl:0
+ virtual/jpeg:0
+ media-libs/libpng:0=
+ sys-libs/zlib:0=
+ x11-libs/fltk[opengl]
+ virtual/glu
+ virtual/opengl
+"
+DEPEND="${RDEPEND}
+ virtual/pkgconfig"
+PATCHES=( "${FILESDIR}/libdir.patch" )
--- /dev/null
+From 777430f083c4190fbc1beecfd4b619e63cf08dfb Mon Sep 17 00:00:00 2001
+From: Alexis Ballier <aballier@gentoo.org>
+Date: Tue, 2 May 2017 11:47:13 +0200
+Subject: [PATCH] Revert "Do not install to lib64, even on x86_64 machines"
+
+This reverts commit 9f6e9bae3c51480d7f4c1b329493bbe30bc21839.
+---
+ cmake/internal/FindOS.cmake | 36 ++++++++++++++++++------------------
+ 1 file changed, 18 insertions(+), 18 deletions(-)
+
+diff --git a/cmake/internal/FindOS.cmake b/cmake/internal/FindOS.cmake
+index 5666bbce..cec44912 100644
+--- a/cmake/internal/FindOS.cmake
++++ b/cmake/internal/FindOS.cmake
+@@ -45,28 +45,28 @@ ELSE (PROJECT_OS_LINUX)
+ ENDIF (PROJECT_OS_LINUX)
+
+ # 32 or 64 bit Linux
+-# IF (PROJECT_OS_LINUX)
+-# # Set the library directory suffix accordingly
+-# IF (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "x86_64")
+-# SET (PROJECT_PROC_64BIT TRUE BOOL INTERNAL)
+-# MESSAGE (STATUS "Linux x86_64 Detected")
+-# ELSEIF (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "ppc64")
+-# MESSAGE (STATUS "Linux ppc64 Detected")
+-# SET (PROJECT_PROC_64BIT TRUE BOOL INTERNAL)
+-# ELSEIF ($CMAKE_SYSTEM_PROCESSOR} STREQUAL "s390x")
+-# MESSAGE (STATEUS "Linux s390x Detected")
+-# SET (PROJECT_PROC_64BIT TRUE BOOL INTERNAL)
+-# ENDIF (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "x86_64")
+-# ENDIF (PROJECT_OS_LINUX)
++IF (PROJECT_OS_LINUX)
++ # Set the library directory suffix accordingly
++ IF (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "x86_64")
++ SET (PROJECT_PROC_64BIT TRUE BOOL INTERNAL)
++ MESSAGE (STATUS "Linux x86_64 Detected")
++ ELSEIF (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "ppc64")
++ MESSAGE (STATUS "Linux ppc64 Detected")
++ SET (PROJECT_PROC_64BIT TRUE BOOL INTERNAL)
++ ELSEIF ($CMAKE_SYSTEM_PROCESSOR} STREQUAL "s390x")
++ MESSAGE (STATEUS "Linux s390x Detected")
++ SET (PROJECT_PROC_64BIT TRUE BOOL INTERNAL)
++ ENDIF (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "x86_64")
++ENDIF (PROJECT_OS_LINUX)
+
+-# IF(PROJECT_PROC_64BIT)
++IF(PROJECT_PROC_64BIT)
+ # Set the install path to lib64
+- # SET(PROJECT_LIB_DIR "lib64")
+- # SET(PROJECT_PLUGIN_DIR "lib64/${PROJECT_NAME}-${APIVERSION}")
+-# ELSE (PROJECT_PROC_64BIT)
++ SET(PROJECT_LIB_DIR "lib64")
++ SET(PROJECT_PLUGIN_DIR "lib64/${PROJECT_NAME}-${APIVERSION}")
++ELSE (PROJECT_PROC_64BIT)
+ SET(PROJECT_LIB_DIR "lib")
+ SET(PROJECT_PLUGIN_DIR "lib/${PROJECT_NAME}-${APIVERSION}")
+-# ENDIF (PROJECT_PROC_64BIT)
++ENDIF (PROJECT_PROC_64BIT)
+
+ MESSAGE(STATUS "Installing Libraries to ${CMAKE_INSTALL_PREFIX}/${PROJECT_LIB_DIR}")
+ MESSAGE(STATUS "Installing Plugins to ${CMAKE_INSTALL_PREFIX}/${PROJECT_PLUGIN_DIR}")
+--
+2.12.2
+