Migration (without history) of the current stable line to subversion.

svn path=/main/branches/2.0/; revision=1941

1 files changed, 221 insertions, 0 deletions

diff --git a/bin/env-update.sh b/bin/env-update.sh
new file mode 100755
index 00000000..5edc2da6
--- /dev/null
+++ b/bin/env-update.sh
@@ -0,0 +1,221 @@
+#!/bin/bash
+# Copyright 1999-2004 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-src/portage/bin/env-update.sh,v 1.2 2004/10/04 13:56:50 vapier Exp $
+
+############################################
+############################################
+# ENVIRONMENT SETUP
+############################################
+
+if [[ ${EUID} -ne 0 ]] ; then
+	echo "$0: must be root."
+	exit 1
+fi
+
+# Make sure our environment is sane
+if [[ ! -z "${MAKELINKS}" ]] ; then
+	export MAKELINKS=0
+else
+	export MAKELINKS=1
+fi
+export ROOT="${ROOT:=/}"
+[[ ${ROOT} == */ ]] || export ROOT="${ROOT}/"
+
+export ENVDIR="${ROOT}etc/env.d"
+mkdir -p ${ENVDIR}
+chmod 755 ${ENVDIR}
+specials="
+	KDEDIRS PATH CLASSPATH LDPATH MANPATH INFODIR INFOPATH ROOTPATH
+	CONFIG_PROTECT CONFIG_PROTECT_MASK PRELINK_PATH PYTHONPATH
+	PRELINK_PATH_MASK ADA_INCLUDE_PATH ADA_OBJECTS_PATH"
+colon_separated="
+	ADA_INCLUDE_PATH ADA_OBJECTS_PATH LDPATH PATH MANPATH ROOTPATH
+	PRELINK_PATH PRELINK_PATH_MASK PYTHON_PATH"
+
+export LDSOCONF="${ROOT}etc/ld.so.conf"
+
+export PRELINKCONF="${ROOT}etc/prelink.conf"
+defaultprelinkpaths=":/bin:/sbin:/usr/bin:/usr/sbin:/lib:/usr/lib"
+
+export PROFILEENV="${ROOT}etc/profile.env"
+export CSHENV="${ROOT}etc/csh.env"
+
+# make sure we aren't tricked with previous 'my_envd_' variables
+unset $(set | grep '^my_envd_' | cut -d= -f1)
+
+############################################
+############################################
+# ENV.D PARSING
+############################################
+
+do_has() {
+	local x
+	local me="$1"
+	shift
+
+	for x in "$@" ; do
+		[[ ${x} == ${me} ]] && return 0
+	done
+	return 1
+}
+has() {
+	local ret
+	local ifs="${IFS}"
+	unset IFS
+	do_has $1 ${!2}
+	ret=$?
+	export IFS="${ifs}"
+	return ${ret}
+}
+is_special() {
+	has $1 specials
+}
+is_colon_separated() {
+	has $1 colon_separated
+}
+
+for envd in $(ls ${ENVDIR} | sort) ; do
+	# make sure file is a vaild env'd entry and not a backup file
+	num="${envd:0:2}"
+	if [[ ! -z ${num//[0-9]} ]] ; then
+		continue
+	elif [[ ${envd} == *~ || ${envd} == *.bak ]] ; then
+		continue
+	fi
+
+	# use bash to make sure the file is valid
+	envd="${ENVDIR}/${envd}"
+	if ! (source "${envd}") ; then
+		echo "!!! Error parsing ${envd}!"
+		exit 1
+	fi
+
+	# parse env.d entries
+	cnfvars="$(grep '^[[:alpha:]_][[:alnum:]_]*=' "${envd}")"
+	export IFS=$'\n'
+	for cnfv in ${cnfvars} ; do
+		var="${cnfv/=*}"
+		val="${cnfv:${#var}+1}"
+		if [ "${val:0:1}" == "\"" ] ; then
+			val="${val:1:${#val}-2}"
+		fi
+		myvar="my_envd_${var}"
+		if is_special ${var} ; then
+			if [[ ! -z "${!myvar}" ]] ; then
+				if is_colon_separated ${var} ; then
+					sep=":"
+				else
+					sep=" "
+				fi
+			else
+				sep=""
+			fi
+			export ${myvar}="${!myvar}${sep}${val}"
+		else
+			export ${myvar}="${val}"
+		fi
+	done
+	unset IFS
+done
+
+############################################
+############################################
+# LD.SO.CONF HANDLING
+############################################
+
+# create a : sep list from ld.so.conf
+export OLD_LDPATH=""
+if [ -s "${LDSOCONF}" ] ; then
+	while read line ; do
+		if [[ "${line:0:1}" == "#" ]] ; then
+			continue
+		fi
+		export OLD_LDPATH="${OLD_LDPATH}:${line}"
+	done < ${LDSOCONF}
+	export OLD_LDPATH="${OLD_LDPATH:1}"
+fi
+
+# has the ldpath changed ?  if so, recreate
+if [[ "${OLD_LDPATH}" != "${my_envd_LDPATH}" ]] ; then
+	cat << EOF > ${LDSOCONF}
+# ld.so.conf autogenerated by env-update; make all changes to
+# contents of /etc/env.d directory
+${my_envd_LDPATH//:/
+}
+EOF
+fi
+
+############################################
+############################################
+# HANDLE PRELINK PATHS
+############################################
+
+if prelink --version >& /dev/null ; then
+	# we assume LDPATH and PATH aren't empty ... if they were, we got other problems
+	envdprelinkcheckpaths="${my_envd_LDPATH}:${my_envd_PATH}"
+	if [[ ! -z "${my_envd_PRELINK_PATH}" ]] ; then
+		envdprelinkcheckpaths="${envdprelinkcheckpaths}:${my_envd_PRELINK_PATH}"
+	fi
+
+	if [[ ! -z "${my_envd_PRELINK_PATH_MASK}" ]] ; then
+		export prelink_mask=":${PRELINK_PATH_MASK}:"
+		envdprelinkpaths=""
+		export IFS=":"
+		for dir in ${envdprelinkcheckpaths} ; do
+			if [[ ${dir:0-1} == / ]] ; then
+				noslashdir="${dir:0:${#dir}-1}"
+			else
+				dir="${dir}/"
+				noslashdir="${dir}"
+			fi
+			if [[ ${prelink_mask/:${dir}:/} == ${prelink_mask} \
+				&& ${prelink_mask/:${noslashdir}:/} == ${prelink_mask} ]] ; then
+				envdprelinkpaths="${envdprelinkpaths}:${dir}"
+			fi
+		done
+		unset IFS
+	else
+		envdprelinkpaths=":${envdprelinkcheckpaths}"
+	fi
+
+	cat << EOF > ${PRELINKCONF}
+# prelink.conf autogenerated by env-update; make all changes to
+# contents of /etc/env.d directory
+${defaultprelinkpaths//:/
+-l }
+${envdprelinkpaths//:/
+-h }
+EOF
+fi
+unset my_envd_LDPATH
+
+############################################
+############################################
+# RUN EXTERNAL PROGRAMS NOW
+############################################
+
+echo ">>> Regenerating ${ROOT}etc/ld.so.cache..."
+if [[ ${MAKELINKS} -eq 0 ]] ; then
+	(cd / ; /sbin/ldconfig -X -r ${ROOT} >& /dev/null)
+else
+	(cd / ; /sbin/ldconfig -r ${ROOT} >& /dev/null)
+fi
+
+cat << EOF > ${PROFILEENV}
+# THIS FILE IS AUTOMATICALLY GENERATED BY env-update.
+# DO NOT EDIT THIS FILE. CHANGES TO STARTUP PROFILES
+# GO INTO /etc/profile NOT /etc/profile.env
+
+$(set | grep '^my_envd_' | sed -e 's:^my_envd_:export :')
+EOF
+
+cat << EOF > ${CSHENV}
+# THIS FILE IS AUTOMATICALLY GENERATED BY env-update.
+# DO NOT EDIT THIS FILE. CHANGES TO STARTUP PROFILES
+# GO INTO /etc/csh.cshrc NOT /etc/csh.env
+
+$(set | grep '^my_envd_' | sed -e 's:^my_envd_\([[:alpha:]_][[:alnum:]_]*\)=:setenv \1 :')
+EOF
+
+[[ ${ROOT} == / ]] && /sbin/depscan.sh