[x11-drivers/ati-drivers] import from x11 overlay

1 files changed, 61 insertions, 0 deletions

diff --git a/x11-drivers/ati-drivers/files/switchlibGL b/x11-drivers/ati-drivers/files/switchlibGL
new file mode 100644
index 0000000..a6aa4fc
--- /dev/null
+++ b/x11-drivers/ati-drivers/files/switchlibGL
@@ -0,0 +1,61 @@
+#!/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