Contents of /branches/mage-next/src/etc-update.in
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Tue Mar 4 10:59:45 2014 UTC (10 years, 6 months ago) by niro
File size: 10509 byte(s)
Tue Mar 4 10:59:45 2014 UTC (10 years, 6 months ago) by niro
File size: 10509 byte(s)
-removed unused variable PORTAGE_CALLER
1 | #!/bin/bash |
2 | # $Id$ |
3 | # |
4 | # Copyright 1999-2004 Gentoo Foundation |
5 | # Distributed under the terms of the GNU General Public License v2 |
6 | # $Header: /home/cvsd/magellan-cvs/magellan-src/mage/usr/lib/mage/etc-update,v 1.7 2005-10-26 08:11:30 niro Exp $ |
7 | |
8 | # Author Brandon Low <lostlogic@gentoo.org> |
9 | # |
10 | # Previous version (from which I've borrowed a few bits) by: |
11 | # Jochem Kossen <j.kossen@home.nl> |
12 | # Leo Lipelis <aeoo@gentoo.org> |
13 | # Karl Trygve Kalleberg <karltk@gentoo.org> |
14 | # |
15 | |
16 | # Modified by Niels Rogalla <niro@magellan-linux.de> to use this with Magellan-Linux |
17 | # version: 0.4.0-r8 |
18 | |
19 | function get_config() { |
20 | item=$1 |
21 | |
22 | # First strip off comment lines, then grab the configuration |
23 | # item. If there's more than one of the same configuration item, |
24 | # then allow the last setting to take precedence. |
25 | cut -d'#' -f1-1 /etc/etc-update.conf | \ |
26 | sed -ne "s/^ *$item *= *\([\"']\{0,1\}\)\(.*\)\1/\2/p" |sed -e '$p;d' |
27 | } |
28 | |
29 | function scan() { |
30 | |
31 | echo "Scanning Configuration files..." |
32 | rm -rf ${TMP}/files > /dev/null 2>&1 |
33 | mkdir ${TMP}/files || die "Failed mkdir command!" 1 |
34 | count=0 |
35 | input=0 |
36 | |
37 | for path in ${CONFIG_PROTECT}; do if [ -d ${path} ]; then |
38 | ofile="" |
39 | for file in `find ${path}/ -iname "._cfg????_*" | |
40 | sed -e "s:\(^.*/\)\(\._cfg[0-9]*_\)\(.*$\):\1\2\3\%\2\%\3:" | |
41 | sort -t'%' -k3 -k2 | LANG=POSIX LC_ALL=POSIX cut -f1 -d'%'`; do |
42 | rpath=`echo "${file/\/\///}" | sed -e "s:/[^/]*$::"` |
43 | rfile=`echo "${file/\/\///}" | sed -e "s:^.*/::"` |
44 | for mpath in ${CONFIG_PROTECT_MASK}; do |
45 | if [[ "${rpath}" == "${mpath}"* ]]; then |
46 | mv ${rpath}/${rfile} ${rpath}/${rfile:10} |
47 | break |
48 | fi |
49 | done |
50 | [ ! -f ${file} ] && continue |
51 | |
52 | |
53 | if [[ "${ofile:10}" != "${rfile:10}" ]] || |
54 | [[ ${opath} != ${rpath} ]]; then |
55 | MATCHES=0 |
56 | if [[ "${EU_AUTOMERGE}" == "yes" ]]; then |
57 | if [ ! -e "${rpath}/${rfile}" ] || [ ! -e "${rpath}/${rfile:10}" ]; then |
58 | MATCHES=0 |
59 | else |
60 | diff -Bbua ${rpath}/${rfile} ${rpath}/${rfile:10} | egrep '^[+-]' | egrep -v '^[+-][\t ]*#|^--- |^\+\+\+ ' | egrep -qv '^[-+][\t ]*$' |
61 | MATCHES=$? |
62 | fi |
63 | elif [[ -z `diff -Nua ${rpath}/${rfile} ${rpath}/${rfile:10}| |
64 | grep "^[+-][^+-]"|grep -v '# .Header:.*'` ]]; then |
65 | MATCHES=1 |
66 | fi |
67 | if [[ "${MATCHES}" == "1" ]]; then |
68 | echo "Automerging trivial changes in: ${rfile:10}" |
69 | mv ${rpath}/${rfile} ${rpath}/${rfile:10} |
70 | continue |
71 | else |
72 | count=${count}+1 |
73 | echo "${rpath}/${rfile:10}" > ${TMP}/files/${count} |
74 | echo "${rpath}/${rfile}" >> ${TMP}/files/${count} |
75 | ofile="${rfile}" |
76 | opath="${rpath}" |
77 | continue |
78 | fi |
79 | fi |
80 | |
81 | if [[ -z `diff -Nua ${rpath}/${rfile} ${rpath}/${ofile}| |
82 | grep "^[+-][^+-]"|grep -v '# .Header:.*'` ]]; then |
83 | mv ${rpath}/${rfile} ${rpath}/${ofile} |
84 | continue |
85 | else |
86 | echo "${rpath}/${rfile}" >> ${TMP}/files/${count} |
87 | ofile="${rfile}" |
88 | opath="${rpath}" |
89 | fi |
90 | done |
91 | fi; done |
92 | |
93 | } |
94 | |
95 | function sel_file() { |
96 | local -i isfirst=0 |
97 | until [ -f ${TMP}/files/${input} ] || [ ${input} == -1 ] || [ ${input} == -3 ]; do |
98 | for file in `ls ${TMP}/files|sort -n`; do |
99 | if (( ${isfirst} == 0 )); then |
100 | isfirst=${file} |
101 | fi |
102 | echo -n "${file}${PAR} " |
103 | if (( ${mode} == 0 )); then |
104 | for word in `cat ${TMP}/files/${file}`; do |
105 | echo ${word} |
106 | done |
107 | else |
108 | head -n1 ${TMP}/files/${file} |
109 | fi |
110 | done > ${TMP}/menuitems |
111 | |
112 | if [ "${OVERWRITE_ALL}" == "yes" ]; then |
113 | input=0 |
114 | else |
115 | if (( ${mode} == 0 )); then |
116 | echo "The following is the list of files which need updating, each |
117 | configuration file is followed by a list of possible replacement files." |
118 | else |
119 | local my_title="Please select a file to update" |
120 | fi |
121 | |
122 | if (( ${mode} == 0 )); then |
123 | cat ${TMP}/menuitems |
124 | echo "Please select a file to edit by entering the corresponding number." |
125 | echo " (don't use -3 or -5 if you're unsure what to do)" |
126 | echo " (-1 to exit) (-3 to auto merge all remaining files)" |
127 | echo -n " (-5 to auto-merge AND not use 'mv -i'): " |
128 | read input |
129 | else |
130 | dialog --title "${title}" --menu "${my_title}" \ |
131 | 0 0 0 `echo "-1 Exit";cat ${TMP}/menuitems` \ |
132 | 2> ${TMP}/input |
133 | input=`cat ${TMP}/input` |
134 | fi |
135 | if (( ${input} == -5 )); then |
136 | input=-3 |
137 | export mv_opts="" |
138 | fi |
139 | if (( ${input} == -3 )); then |
140 | input=0 |
141 | export OVERWRITE_ALL="yes" |
142 | fi |
143 | fi # -3 automerge |
144 | if (( ${input} == 0 )); then |
145 | input=${isfirst} |
146 | fi |
147 | done |
148 | } |
149 | |
150 | function do_file() { |
151 | echo |
152 | local -i my_input |
153 | local -i fcount=0 |
154 | until (( `cat ${TMP}/files/${input}|wc -l` < 2 )); do |
155 | my_input=0 |
156 | if (( `cat ${TMP}/files/${input}|wc -l` == 2 )); then |
157 | my_input=1 |
158 | fi |
159 | until (( ${my_input} > 0 )) && (( ${my_input} < `cat ${TMP}/files/${input}|wc -l` )); do |
160 | fcount=0 |
161 | |
162 | if [ "${OVERWRITE_ALL}" == "yes" ]; then |
163 | my_input=0 |
164 | else |
165 | for line in `cat ${TMP}/files/${input}`; do |
166 | if (( ${fcount} > 0 )); then |
167 | echo -n "${fcount}${PAR} " |
168 | echo "${line}" |
169 | else |
170 | if (( ${mode} == 0 )); then |
171 | echo "Below are the new config files for ${line}:" |
172 | else |
173 | local my_title="Please select a file to process for ${line}" |
174 | fi |
175 | fi |
176 | fcount=${fcount}+1 |
177 | done > ${TMP}/menuitems |
178 | |
179 | if (( ${mode} == 0 )); then |
180 | cat ${TMP}/menuitems |
181 | echo -n "Please select a file to process (-1 to exit this file): " |
182 | read my_input |
183 | else |
184 | dialog --title "${title}" --menu "${my_title}" \ |
185 | 0 0 0 `cat ${TMP}/menuitems;echo "${fcount} Exit"` \ |
186 | 2> ${TMP}/input |
187 | my_input=`cat ${TMP}/input` |
188 | fi |
189 | fi # OVERWRITE_ALL |
190 | |
191 | if (( ${my_input} == 0 )); then |
192 | my_input=1 |
193 | elif (( ${my_input} == -1 )); then |
194 | input=0 |
195 | return |
196 | elif (( ${my_input} == ${fcount} )); then |
197 | break |
198 | fi |
199 | done |
200 | if (( ${my_input} == ${fcount} )); then |
201 | break |
202 | fi |
203 | |
204 | fcount=${my_input}+1 |
205 | |
206 | file=`cat ${TMP}/files/${input} | sed -e "${fcount}p;d"` |
207 | ofile=`head -n1 ${TMP}/files/${input}` |
208 | |
209 | do_cfg "${file}" "${ofile}" |
210 | |
211 | cat ${TMP}/files/${input}|sed -e "${fcount}!p;d" > ${TMP}/files/sed |
212 | mv ${TMP}/files/sed ${TMP}/files/${input} |
213 | |
214 | if (( ${my_input} == -1 )); then |
215 | break |
216 | fi |
217 | done |
218 | echo |
219 | rm ${TMP}/files/${input} |
220 | count=${count}-1 |
221 | } |
222 | |
223 | function do_cfg() { |
224 | |
225 | local file="${1}" |
226 | local ofile="${2}" |
227 | local -i my_input=0 |
228 | |
229 | until (( ${my_input} == -1 )) || [ ! -f ${file} ]; do |
230 | if [ "${OVERWRITE_ALL}" == "yes" ]; then |
231 | my_input=1 |
232 | else |
233 | showdiffcmd=$(echo "${diff_command}" | |
234 | sed -e "s:%file1:${ofile}:" -e "s:%file2:${file}:") |
235 | |
236 | if [ "${using_editor}" == 0 ]; then |
237 | ( |
238 | echo "Showing differences between ${ofile} and ${file}" |
239 | ${showdiffcmd} |
240 | ) | ${pager} |
241 | else |
242 | echo "Beginning of differences between ${ofile} and ${file}" |
243 | ${showdiffcmd} |
244 | echo "End of differences between ${ofile} and ${file}" |
245 | fi |
246 | if [ -L "${file}" ]; then |
247 | echo |
248 | echo "-------------------------------------------------------------" |
249 | echo "NOTE: File is a symlink to another file. REPLACE recommended." |
250 | echo " The original file may simply have moved. Please review." |
251 | echo "-------------------------------------------------------------" |
252 | echo |
253 | fi |
254 | echo -n "1) Replace original with update |
255 | 2) Delete update, keeping original as is |
256 | 3) Interactively merge original with update |
257 | 4) Show differences again |
258 | Please select from the menu above (-1 to ignore this update): " |
259 | read my_input |
260 | fi |
261 | |
262 | case ${my_input} in |
263 | 1) echo "Replacing ${ofile} with ${file}" |
264 | mv ${mv_opts} ${file} ${ofile} |
265 | my_input=-1 |
266 | continue |
267 | ;; |
268 | 2) echo "Deleting ${file}" |
269 | rm ${rm_opts} ${file} |
270 | continue |
271 | ;; |
272 | 3) do_merge "${file}" "${ofile}" |
273 | my_input=${?} |
274 | # [ ${my_input} == 255 ] && my_input=-1 |
275 | continue |
276 | ;; |
277 | 4) continue |
278 | ;; |
279 | *) continue |
280 | ;; |
281 | esac |
282 | done |
283 | } |
284 | |
285 | function do_merge() { |
286 | |
287 | local file="${1}" |
288 | local ofile="${2}" |
289 | local mfile="${2}.merged" |
290 | local -i my_input=0 |
291 | echo "${file} ${ofile} ${mfile}" |
292 | |
293 | if [ -e ${mfile} ] ; then |
294 | echo "A previous version of the merged file exists, cleaning..." |
295 | rm ${rm_opts} ${mfile} |
296 | fi |
297 | |
298 | until (( ${my_input} == -1 )); do |
299 | echo "Merging ${file} and ${ofile}" |
300 | `echo "${merge_command}" | |
301 | sed -e "s:%merged:${mfile}:g" \ |
302 | -e "s:%orig:${ofile}:g" \ |
303 | -e "s:%new:${file}:g"` |
304 | until (( ${my_input} == -1 )); do |
305 | echo -n "1) Replace ${ofile} with merged file |
306 | 2) Show differences between merged file and original |
307 | 3) Remerge original with update |
308 | 4) Edit merged file |
309 | 5) Return to the previous menu |
310 | Please select from the menu above (-1 to exit, losing this merge): " |
311 | read my_input |
312 | case ${my_input} in |
313 | 1) echo "Replacing ${ofile} with ${mfile}" |
314 | chmod --reference=${ofile} ${mfile} |
315 | mv ${mv_opts} ${mfile} ${ofile} |
316 | rm ${rm_opts} ${file} |
317 | return 255 |
318 | ;; |
319 | 2) ( echo "Showing differences between ${ofile} and ${mfile}" |
320 | `echo "${diff_command}" | \ |
321 | sed -e "s:%file1:${ofile}:" \ |
322 | -e "s:%file2:${mfile}:"` ) | ${pager} |
323 | continue |
324 | ;; |
325 | 3) break |
326 | ;; |
327 | 4) ${EDITOR:-nano -w} "${mfile}" |
328 | continue |
329 | ;; |
330 | 5) rm ${rm_opts} ${mfile} |
331 | return 0 |
332 | ;; |
333 | *) continue |
334 | ;; |
335 | esac |
336 | done |
337 | done |
338 | rm ${rm_opts} ${mfile} |
339 | return 255 |
340 | } |
341 | |
342 | function die() { |
343 | trap "" term |
344 | trap "" kill |
345 | echo "Exiting: ${1}" |
346 | rm -rf ${TMP} |
347 | exit ${2} |
348 | } |
349 | |
350 | # |
351 | # Run the script |
352 | # |
353 | scriptname=`basename $0` |
354 | |
355 | trap die term |
356 | |
357 | TMP="/tmp/$$" |
358 | rm -rf ${TMP} 2> /dev/null |
359 | mkdir ${TMP} || die "failed mkdir command!" 1 |
360 | |
361 | # I need the CONFIG_PROTECT value |
362 | #CONFIG_PROTECT=$(/usr/lib/portage/bin/portageq config_protect) |
363 | #CONFIG_PROTECT_MASK=$(/usr/lib/portage/bin/portageq config_protect_mask) |
364 | source /etc/profile |
365 | |
366 | # load etc-config's configuration |
367 | EU_AUTOMERGE=`get_config eu_automerge` |
368 | rm_opts=`get_config rm_opts` |
369 | mv_opts=`get_config mv_opts` |
370 | cp_opts=`get_config cp_opts` |
371 | pager=`get_config pager` |
372 | diff_command=`get_config diff_command` |
373 | using_editor=`get_config using_editor` |
374 | merge_command=`get_config merge_command` |
375 | declare -i mode=`get_config mode` |
376 | [ -z ${mode} ] && mode=0 |
377 | [ -z "${pager}" ] && pager="cat" |
378 | |
379 | #echo "rm_opts: $rm_opts, mv_opts: $mv_opts, cp_opts: $cp_opts" |
380 | #echo "pager: $pager, diff_command: $diff_command, merge_command: $merge_command" |
381 | |
382 | if (( ${mode} == 0 )); then |
383 | PAR=")" |
384 | else |
385 | PAR="" |
386 | fi |
387 | |
388 | declare -i count=0 |
389 | declare -i input=0 |
390 | declare title="Gentoolkit's etc-update tool!" |
391 | |
392 | scan |
393 | |
394 | until (( ${input} == -1 )); do |
395 | if (( ${count} == 0 )); then |
396 | die "Nothing left to do; exiting. :)" 0 |
397 | fi |
398 | sel_file |
399 | if (( ${input} != -1 )); then |
400 | do_file |
401 | fi |
402 | done |
403 | |
404 | die "User termination!" 0 |