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-rw-r--r--x11-drivers/ati-userspace/files/switchlibGL61
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diff --git a/x11-drivers/ati-userspace/files/switchlibGL b/x11-drivers/ati-userspace/files/switchlibGL
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+#!/bin/bash
+# switchlibGL
+#
+# Copyright (c) 2011 Advanced Micro Devices, Inc.
+#
+# Purpose:
+# For switch between AMD and Intel graphic driver library.
+#
+# Usage:
+# switchlibGL amd|intel|query
+# amd: switches to the AMD version of libGL.
+# intel: switches to the open-source version of libGL .
+# query: checks, which version is currently active and prints either "amd"
+# or "intel" or "unknown" on the standard output.
+# must be root to execute this script
+
+ARCH=`uname -m`
+E_ERR=1
+
+# Check if root
+if [ "`whoami`" != "root" ]; then
+ echo "Must be root to run this script." 1>&2
+ exit $E_ERR
+fi
+
+# One parameter
+if [ $# -ne 1 ]; then
+ echo "Usage: `basename $0` amd|intel|query " 1>&2
+ echo "Please choose one parameter " 1>&2
+ exit $E_ERR
+fi
+
+current=$(eselect opengl show)
+# Switch to right mode
+case "$1" in
+ "amd" )
+ if [ $current != ati ] ; then
+ eselect opengl set ati || return 1
+ fi
+ ;;
+ "intel" )
+ if [ $current != xorg-x11 ] ; then
+ eselect opengl set xorg-x11 || return 1
+ fi
+ ;;
+ "query" )
+ case "$current" in
+ "ati" )
+ echo "amd"
+ ;;
+ "xorg-x11" )
+ echo "intel"
+ ;;
+ esac
+ ;;
+ * ) echo "Usage: `basename $0` amd|intel|query" 1>&2; exit $E_ERR;;
+ # other than amd|intel|query parameter report an error
+esac
+
+# A zero return value from the script upon exit indicates success.
+exit 0