[gentoo-commits] gentoo-x86 commit in app-admin/eselect-xvmc/files: xvmc-0.1.eselect

[gentoo-commits] gentoo-x86 commit in app-admin/eselect-xvmc/files: xvmc-0.1.eselect

[Doug Klima (cardoe)]

cardoe      08/02/22 05:28:38

  Added:                xvmc-0.1.eselect
  Log:
  Decided to write an eselect module for XvMCWrapper. First version.
  (Portage version: 2.1.4.4)

Revision  Changes    Path
1.1                  app-admin/eselect-xvmc/files/xvmc-0.1.eselect

file : http://sources.gentoo.org/viewcvs.py/gentoo-x86/app-admin/eselect-xvmc/files/xvmc-0.1.eselect?rev=1.1&view=markup
plain: http://sources.gentoo.org/viewcvs.py/gentoo-x86/app-admin/eselect-xvmc/files/xvmc-0.1.eselect?rev=1.1&content-type=text/plain

Index: xvmc-0.1.eselect
===================================================================
# Copyright 1999-2008 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id: xvmc-0.1.eselect,v 1.1 2008/02/22 05:28:38 cardoe Exp $

DESCRIPTION="Manage the XvMC implementation used by your system"
MAINTAINER="cardoe@gentoo.org"
SVN_DATE='$Date: 2008/02/22 05:28:38 $'
VERSION=$(svn_date_to_version "${SVN_DATE}" )

XVMCLIBS=(
"libXvMCNVIDIA_dynamic.so.1"
"libXvMC.so.1"
"libviaXvMC.so.1"
"libchromeXvMC.so.1"
"libviaXvMCPro.so.1"
"libchromeXvMCPro.so.1"
"libI810XvMC.so.1" )
XVMCPRETTY=(
"nvidia"
"xorg-x11"
"via"
"openchrome"
"via-pro"
"openchrome-pro"
"intel" )

get_implementation_indices() {
	local ret n
	for (( n = 0; n < ${#XVMCLIBS[@]}; ++n )); do
		[[ -e "${ROOT}/usr/lib/${XVMCLIBS[n]}" ]] && ret+=($n)
	done

	echo ${ret[@]}
}

get_current_implementation_index() {
	local n
	if [[ -f "${ROOT}/etc/X11/XvMCConfig" ]]; then
		local current=$(< "${ROOT}/etc/X11/XvMCConfig")
		for (( n = 0; n < ${#XVMCLIBS[@]}; ++n )); do
			if [[ "${XVMCLIBS[n]}" = "${current}" ]]; then
				echo "${n}"
				return
			fi
		done
	fi

	echo "-1"
}

set_new_implementation() {
	echo -n "Switching to ${XVMCPRETTY[$1]} XvMC implementation..."
	touch "${ROOT}/etc/X11/XvMCConfig" 2&>1 > /dev/null
	if [[ $? -eq 0 ]]; then
		echo "${XVMCLIBS[$1]}" > "${ROOT}/etc/X11/XvMCConfig"
		chmod 644 "${ROOT}/etc/X11/XvMCConfig"
		chown 0:0 "${ROOT}/etc/X11/XvMCConfig"
		echo " done"
	else
		echo " failed!"
		echo "Insufficient privileges"
	fi
}

### list action

## {{{ list stuff
describe_list() {
	echo "List Available XvMC implementations"
}

do_list() {
	local output n
	local avail=( $(get_implementation_indices) )
	local current=$(get_current_implementation_index)
	write_list_start "Available XvMC implementations  ( $(highlight '*') is current ):"

	if (( ${#avail[@]} )) ; then
		for n in "${avail[@]}" ; do
			output[n]="${XVMCPRETTY[n]}"
			[[ ${current} -eq ${n} ]] && \
				output[n]+=" $(highlight '*')"
		done
		write_numbered_list "${output[@]}"
	else
		write_kv_list_entry "(none found)" ""
	fi

	return 0
}
## }}}

### show action

## {{{ show stuff
describe_show() {
	echo "Print the current XvMC implementation."
}

do_show() {
	local current=$(get_current_implementation_index)
	write_list_start "Current XvMC implementation:"

	if [[ ${current} -ne -1 ]]; then
		echo "${XVMCPRETTY[current]}"
		return 0
	else
		echo "(none)"
		return 2
	fi
}
## }}}

### set action

## {{{ set stuff
describe_set() {
	echo "Select the XvMC implementation"
}

describe_set_parameters() {
	echo "<target>"
}

describe_set_options() {
	echo "<target> : XvMC implementation to activate"
	echo "--use-old : If an implementation is already set, use that one instead"
}

do_set() {
	local current=$(get_current_implementation_index)
	local avail=( $(get_implementation_indices) )
	local n new action

	while [[ ${#@} -gt 0 ]]; do
		local opt=${1}
		shift
		case ${opt} in
			--use-old)
				if [[ ${current} -gt -1 ]]; then
					(( ${current} < ${#XVMCPRETTY[@]} )) && action="old-implementation"
				fi
				;;
			*)
				[[ -z ${action} ]] && action="set-implementation"
				
				if is_number ${opt} ; then
					new=${avail[opt - 1]}
					if [[ -z ${new} ]]; then
						die -q "Unrecognized option: ${opt}"
					fi
				elif has ${opt} ${XVMCPRETTY[@]}; then
					for (( n = 0; n < ${#XVMCPRETTY[@]}; ++n )); do
						[[ "${XVMCPRETTY[n]}" = "${opt}" ]] && new=${n}
					done
				else
					die -q "Unrecognized option: ${opt}"
				fi
				;;
		esac
	done

	case ${action} in
		old-implementation)
			set_new_implementation ${current}
			return $?
		;;
		set-implementation)
			if [[ -n ${new} ]]; then
				set_new_implementation ${new}
				return $?
			else
				die -q "Please specify an implementation to set"
			fi
		;;
		*)
			die -q "Invalid usage of set action."
	esac
}

# vim: ts=4 sw=4 noet fdm=marker



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