mage-next/src/env-rebuild.sh

#!/bin/bash
# $Id$
#
# rebuilds /etc/{ld.so.conf,profile.env} with given files from /etc/env.d
#

SPECIALVARS="KDEDIRS PATH CLASSPATH LDPATH MANPATH INFODIR INFOPATH ROOTPATH"
SPECIALVARS+=" CONFIG_PROTECT CONFIG_PROTECT_MASK CONFIG_PROTECT_IGNORE"
SPECIALVARS+=" PRELINK_PATH PRELINK_PATH_MASK"
SPECIALVARS+=" OMF_DIR LIBGL_DRIVERS_PATH XDG_CONFIG_DIRS XDG_DATA_DIRS"

# secure tmp dir
if [ -x /bin/mktemp ]
then
	TMPDIR="$(/bin/mktemp -d -p /var/tmp)"
else
	TMPDIR="/var/tmp/tmp.$$"
	install -d ${TMPDIR}
fi

echo -en "\n>>>> Rebuilding environment... "

# clean existing conf files
:> ${MROOT}/etc/ld.so.conf
:> ${MROOT}/etc/profile.env

# read everything from /etc/env.d
for file in ${MROOT}/etc/env.d/*
do
	# abort if "empty"
	[[ ${file} = ${MROOT}/etc/env.d/\* ]] && continue

	# reads content of every file
	while read line
	do
		# ignore if empty or a comment
		case "${line}" in
			\#*|"") continue ;;
		esac

		variable="${line%%=*}"
		# substitudes " from $line if exists
		path="${line//\"}"	#}" <--- make code readable again :)
		value="${line##*=}"

		# writes LDPATH to ${MROOT}/etc/ld.so.conf,
		# anything else to ${MROOT}/etc/profile.env
		if [[ ${variable} = LDPATH ]]
		then
			echo "${value}" >> ${MROOT}/etc/ld.so.conf
		else
			# checks if var exists in specialvars
			for i in ${SPECIALVARS}
			do
				[[ ${variable} = ${i} ]] && SPECVAR="yes"
			done

			if [[ ${SPECVAR} = yes ]]
			then
				case ${variable} in
					CONFIG_PROTECT*|XDG*)
						# CONFIG_PROTECT*|XDG* have as delimiter  not ':'  but ' '
						echo -n "${value} " >> ${TMPDIR}/${variable}
						unset SPECVAR
						;;
					*)
						# special vars are written to tmpfile
						# to substitude them to one variable
						echo -n "${value}:" >> ${TMPDIR}/${variable}
						unset SPECVAR
						;;
				esac
			else
				# all other vars go directly to /etc/profile.env
				echo "export ${line}" >> ${MROOT}/etc/profile.env
			fi
		fi
	done << EOF
$(cat ${file})
EOF

done

# reads special vars tmp files and writes them to /etc/profile.env
for variable in ${SPECIALVARS}
do
	if [ -f ${TMPDIR}/${variable} ]
	then
		# only OMF_DIR goes to /etc/scrollkeeper.conf
		if [[ ${variable} = OMF_DIR ]]
		then
			echo "${variable}=$(< ${TMPDIR}/${variable})" > ${MROOT}/etc/scrollkeeper.conf
		else
			echo "export ${variable}=\"$(< ${TMPDIR}/${variable})\"" >> ${MROOT}/etc/profile.env
		fi
		rm ${TMPDIR}/${variable}
	fi
done

# rebuilds environment
ldconfig -r "${MROOT}" -f /etc/ld.so.conf -C /etc/ld.so.cache
[ -f ${MROOT}/etc/profile ] && source ${MROOT}/etc/profile

# cleanups
[ -d ${TMPDIR} ] && rm -rf ${TMPDIR}

echo -e "done.\n"
1	niro	1565	#!/bin/bash
2			# $Id$
3	niro	24	#
4			# rebuilds /etc/{ld.so.conf,profile.env} with given files from /etc/env.d
5			#
6
7	niro	1567	SPECIALVARS="KDEDIRS PATH CLASSPATH LDPATH MANPATH INFODIR INFOPATH ROOTPATH"
8			SPECIALVARS+=" CONFIG_PROTECT CONFIG_PROTECT_MASK CONFIG_PROTECT_IGNORE"
9			SPECIALVARS+=" PRELINK_PATH PRELINK_PATH_MASK"
10			SPECIALVARS+=" OMF_DIR LIBGL_DRIVERS_PATH XDG_CONFIG_DIRS XDG_DATA_DIRS"
11
12	niro	259	# secure tmp dir
13			if [ -x /bin/mktemp ]
14	niro	24	then
15	niro	259	TMPDIR="$(/bin/mktemp -d -p /var/tmp)"
16			else
17			TMPDIR="/var/tmp/tmp.$$"
18	niro	285	install -d ${TMPDIR}
19	niro	24	fi
20
21	niro	259	echo -en "\n>>>> Rebuilding environment... "
22	niro	24
23	niro	259	# clean existing conf files
24	niro	1568	:> ${MROOT}/etc/ld.so.conf
25			:> ${MROOT}/etc/profile.env
26	niro	259
27	niro	1569	# read everything from /etc/env.d
28	niro	1568	for file in ${MROOT}/etc/env.d/*
29	niro	24	do
30	niro	259	# abort if "empty"
31	niro	1568	[[ ${file} = ${MROOT}/etc/env.d/\* ]] && continue
32	niro	259
33	niro	223	# reads content of every file
34	niro	1570	while read line
35	niro	24	do
36	niro	1272	# ignore if empty or a comment
37	niro	1570	case "${line}" in
38	niro	456	\#*\|"") continue ;;
39			esac
40	niro	259
41	niro	1570	variable="${line%%=*}"
42			# substitudes " from $line if exists
43			path="${line//\"}" #}" <--- make code readable again :)
44			value="${line##*=}"
45
46			# writes LDPATH to ${MROOT}/etc/ld.so.conf,
47			# anything else to ${MROOT}/etc/profile.env
48			if [[ ${variable} = LDPATH ]]
49	niro	24	then
50	niro	1570	echo "${value}" >> ${MROOT}/etc/ld.so.conf
51	niro	259	else
52			# checks if var exists in specialvars
53			for i in ${SPECIALVARS}
54			do
55	niro	1570	[[ ${variable} = ${i} ]] && SPECVAR="yes"
56	niro	259	done
57
58			if [[ ${SPECVAR} = yes ]]
59	niro	24	then
60	niro	1570	case ${variable} in
61	niro	1272	CONFIG_PROTECT\|XDG)
62			# CONFIG_PROTECT\|XDG have as delimiter not ':' but ' '
63	niro	1570	echo -n "${value} " >> ${TMPDIR}/${variable}
64	niro	1272	unset SPECVAR
65			;;
66			*)
67	niro	1570	# special vars are written to tmpfile
68	niro	1272	# to substitude them to one variable
69	niro	1570	echo -n "${value}:" >> ${TMPDIR}/${variable}
70	niro	1272	unset SPECVAR
71			;;
72			esac
73	niro	259	else
74			# all other vars go directly to /etc/profile.env
75	niro	1570	echo "export ${line}" >> ${MROOT}/etc/profile.env
76	niro	24	fi
77			fi
78			done << EOF
79	niro	223	$(cat ${file})
80	niro	24	EOF
81
82			done
83
84	niro	223	# reads special vars tmp files and writes them to /etc/profile.env
85	niro	1570	for variable in ${SPECIALVARS}
86	niro	24	do
87	niro	1570	if [ -f ${TMPDIR}/${variable} ]
88	niro	24	then
89	niro	55	# only OMF_DIR goes to /etc/scrollkeeper.conf
90	niro	1570	if [[ ${variable} = OMF_DIR ]]
91	niro	55	then
92	niro	1570	echo "${variable}=$(< ${TMPDIR}/${variable})" > ${MROOT}/etc/scrollkeeper.conf
93	niro	55	else
94	niro	1570	echo "export ${variable}=\"$(< ${TMPDIR}/${variable})\"" >> ${MROOT}/etc/profile.env
95	niro	55	fi
96	niro	1570	rm ${TMPDIR}/${variable}
97	niro	24	fi
98			done
99
100	niro	223	# rebuilds environment
101	niro	1568	ldconfig -r "${MROOT}" -f /etc/ld.so.conf -C /etc/ld.so.cache
102			[ -f ${MROOT}/etc/profile ] && source ${MROOT}/etc/profile
103	niro	24
104	niro	259	# cleanups
105			[ -d ${TMPDIR} ] && rm -rf ${TMPDIR}
106
107	niro	24	echo -e "done.\n"