1#!/bin/sh
2
3# mergemaster
4
5# Compare files created by /usr/src/etc/Makefile (or the directory
6# the user specifies) with the currently installed copies.
7
8# Copyright 1998-2004 Douglas Barton
9# DougB@FreeBSD.org
10
11# $FreeBSD: head/usr.sbin/mergemaster/mergemaster.sh 179315 2008-05-26 10:40:09Z bz $
12
13PATH=/bin:/usr/bin:/usr/sbin
14
15display_usage () {
16 VERSION_NUMBER=`grep "[$]FreeBSD:" $0 | cut -d ' ' -f 4`
17 echo "mergemaster version ${VERSION_NUMBER}"
18 echo 'Usage: mergemaster [-scrvahipCP] [-m /path]'
19 echo ' [-t /path] [-d] [-u N] [-w N] [-D /path]'
20 echo "Options:"
21 echo " -s Strict comparison (diff every pair of files)"
22 echo " -c Use context diff instead of unified diff"
23 echo " -r Re-run on a previously cleaned directory (skip temproot creation)"
24 echo " -v Be more verbose about the process, include additional checks"
25 echo " -a Leave all files that differ to merge by hand"
26 echo " -h Display more complete help"
27 echo ' -i Automatically install files that do not exist in destination directory'
28 echo ' -p Pre-buildworld mode, only compares crucial files'
29 echo ' -C Compare local rc.conf variables to the defaults'
30 echo ' -P Preserve files that are overwritten'
31 echo " -m /path/directory Specify location of source to do the make in"
32 echo " -t /path/directory Specify temp root directory"
33 echo " -d Add date and time to directory name (e.g., /var/tmp/temproot.`date +%m%d.%H.%M`)"
34 echo " -u N Specify a numeric umask"
35 echo " -w N Specify a screen width in columns to sdiff"
36 echo " -A architecture Alternative architecture name to pass to make"
37 echo ' -D /path/directory Specify the destination directory to install files to'
38 echo " -U Attempt to auto upgrade files that have not been user modified."
39 echo ''
40}
41
42display_help () {
43 echo "* To specify a directory other than /var/tmp/temproot for the"
44 echo " temporary root environment, use -t /path/to/temp/root"
45 echo "* The -w option takes a number as an argument for the column width"
46 echo " of the screen. The default is 80."
47 echo '* The -a option causes mergemaster to run without prompting.'
48}
49
50# Loop allowing the user to use sdiff to merge files and display the merged
51# file.
52merge_loop () {
53 case "${VERBOSE}" in
54 '') ;;
55 *)
56 echo " *** Type h at the sdiff prompt (%) to get usage help"
57 ;;
58 esac
59 echo ''
60 MERGE_AGAIN=yes
61 while [ "${MERGE_AGAIN}" = "yes" ]; do
62 # Prime file.merged so we don't blat the owner/group id's
63 cp -p "${COMPFILE}" "${COMPFILE}.merged"
64 sdiff -o "${COMPFILE}.merged" --text --suppress-common-lines \
65 --width=${SCREEN_WIDTH:-80} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}"
66 INSTALL_MERGED=V
67 while [ "${INSTALL_MERGED}" = "v" -o "${INSTALL_MERGED}" = "V" ]; do
68 echo ''
69 echo " Use 'i' to install merged file"
70 echo " Use 'r' to re-do the merge"
71 echo " Use 'v' to view the merged file"
72 echo " Default is to leave the temporary file to deal with by hand"
73 echo ''
74 echo -n " *** How should I deal with the merged file? [Leave it for later] "
75 read INSTALL_MERGED
76
77 case "${INSTALL_MERGED}" in
78 [iI])
79 mv "${COMPFILE}.merged" "${COMPFILE}"
80 echo ''
81 if mm_install "${COMPFILE}"; then
82 echo " *** Merged version of ${COMPFILE} installed successfully"
83 else
84 echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand later"
85 fi
86 unset MERGE_AGAIN
87 ;;
88 [rR])
89 rm "${COMPFILE}.merged"
90 ;;
91 [vV])
92 ${PAGER} "${COMPFILE}.merged"
93 ;;
94 '')
95 echo " *** ${COMPFILE} will remain for your consideration"
96 unset MERGE_AGAIN
97 ;;
98 *)
99 echo "invalid choice: ${INSTALL_MERGED}"
100 INSTALL_MERGED=V
101 ;;
102 esac
103 done
104 done
105}
106
107# Loop showing user differences between files, allow merge, skip or install
108# options
109diff_loop () {
110
111 HANDLE_COMPFILE=v
112
113 while [ "${HANDLE_COMPFILE}" = "v" -o "${HANDLE_COMPFILE}" = "V" -o \
114 "${HANDLE_COMPFILE}" = "NOT V" ]; do
115 if [ -f "${DESTDIR}${COMPFILE#.}" -a -f "${COMPFILE}" ]; then
116 if [ -n "${AUTO_UPGRADE}" ]; then
117 if echo "${CHANGED}" | grep -qsv ${DESTDIR}${COMPFILE#.}; then
118 echo ''
119 echo " *** ${COMPFILE} has not been user modified."
120 echo ''
121
122 if mm_install "${COMPFILE}"; then
123 echo " *** ${COMPFILE} upgraded successfully"
124 echo ''
125 # Make the list print one file per line
126 AUTO_UPGRADED_FILES="${AUTO_UPGRADED_FILES} ${DESTDIR}${COMPFILE#.}
127"
128 else
129 echo " *** Problem upgrading ${COMPFILE}, it will remain to merge by hand"
130 fi
131 return
132 fi
133 fi
134 if [ "${HANDLE_COMPFILE}" = "v" -o "${HANDLE_COMPFILE}" = "V" ]; then
135 echo ''
136 echo ' ====================================================================== '
137 echo ''
138 (
139 echo " *** Displaying differences between ${COMPFILE} and installed version:"
140 echo ''
141 diff ${DIFF_FLAG} ${DIFF_OPTIONS} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}"
142 ) | ${PAGER}
143 echo ''
144 fi
145 else
146 echo ''
147 echo " *** There is no installed version of ${COMPFILE}"
148 echo ''
149 case "${AUTO_INSTALL}" in
150 [Yy][Ee][Ss])
151 echo ''
152 if mm_install "${COMPFILE}"; then
153 echo " *** ${COMPFILE} installed successfully"
154 echo ''
155 # Make the list print one file per line
156 AUTO_INSTALLED_FILES="${AUTO_INSTALLED_FILES} ${DESTDIR}${COMPFILE#.}
157"
158 else
159 echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand"
160 fi
161 return
162 ;;
163 *)
164 NO_INSTALLED=yes
165 ;;
166 esac
167 fi
168
169 echo " Use 'd' to delete the temporary ${COMPFILE}"
170 echo " Use 'i' to install the temporary ${COMPFILE}"
171 case "${NO_INSTALLED}" in
172 '')
173 echo " Use 'm' to merge the temporary and installed versions"
174 echo " Use 'v' to view the diff results again"
175 ;;
176 esac
177 echo ''
178 echo " Default is to leave the temporary file to deal with by hand"
179 echo ''
180 echo -n "How should I deal with this? [Leave it for later] "
181 read HANDLE_COMPFILE
182
183 case "${HANDLE_COMPFILE}" in
184 [dD])
185 rm "${COMPFILE}"
186 echo ''
187 echo " *** Deleting ${COMPFILE}"
188 ;;
189 [iI])
190 echo ''
191 if mm_install "${COMPFILE}"; then
192 echo " *** ${COMPFILE} installed successfully"
193 else
194 echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand"
195 fi
196 ;;
197 [mM])
198 case "${NO_INSTALLED}" in
199 '')
200 # interact with user to merge files
201 merge_loop
202 ;;
203 *)
204 echo ''
205 echo " *** There is no installed version of ${COMPFILE}"
206 echo ''
207 HANDLE_COMPFILE="NOT V"
208 ;;
209 esac # End of "No installed version of file but user selected merge" test
210 ;;
211 [vV])
212 continue
213 ;;
214 '')
215 echo ''
216 echo " *** ${COMPFILE} will remain for your consideration"
217 ;;
218 *)
219 # invalid choice, show menu again.
220 echo "invalid choice: ${HANDLE_COMPFILE}"
221 echo ''
222 HANDLE_COMPFILE="NOT V"
223 continue
224 ;;
225 esac # End of "How to handle files that are different"
226 done
227 unset NO_INSTALLED
228 echo ''
229 case "${VERBOSE}" in
230 '') ;;
231 *)
232 sleep 3
233 ;;
234 esac
235}
236
237press_to_continue () {
238 local DISCARD
239 echo -n ' *** Press the [Enter] or [Return] key to continue '
240 read DISCARD
241}
242
243# Set the default path for the temporary root environment
244#
245TEMPROOT='/var/tmp/temproot'
246
247# Assign the location of the mtree database
248#
249MTREEDB='/var/db/mergemaster.mtree'
250
251# Read /etc/mergemaster.rc first so the one in $HOME can override
252#
253if [ -r /etc/mergemaster.rc ]; then
254 . /etc/mergemaster.rc
255fi
256
257# Read .mergemasterrc before command line so CLI can override
258#
259if [ -r "$HOME/.mergemasterrc" ]; then
260 . "$HOME/.mergemasterrc"
261fi
262
263# Check the command line options
264#
265while getopts ":ascrvhipCPm:t:du:w:D:A:U" COMMAND_LINE_ARGUMENT ; do
266 case "${COMMAND_LINE_ARGUMENT}" in
267 A)
268 ARCHSTRING='MACHINE_ARCH='${OPTARG}
269 ;;
270 U)
271 AUTO_UPGRADE=yes
272 ;;
273 s)
274 STRICT=yes
275 unset DIFF_OPTIONS
276 ;;
277 c)
278 DIFF_FLAG='-c'
279 ;;
280 r)
281 RERUN=yes
282 ;;
283 v)
284 case "${AUTO_RUN}" in
285 '') VERBOSE=yes ;;
286 esac
287 ;;
288 a)
289 AUTO_RUN=yes
290 unset VERBOSE
291 ;;
292 h)
293 display_usage
294 display_help
295 exit 0
296 ;;
297 i)
298 AUTO_INSTALL=yes
299 ;;
300 C)
301 COMP_CONFS=yes
302 ;;
303 P)
304 PRESERVE_FILES=yes
305 ;;
306 p)
307 PRE_WORLD=yes
308 unset COMP_CONFS
309 unset AUTO_RUN
310 ;;
311 m)
312 SOURCEDIR=${OPTARG}
313 ;;
314 t)
315 TEMPROOT=${OPTARG}
316 ;;
317 d)
318 TEMPROOT=${TEMPROOT}.`date +%m%d.%H.%M`
319 ;;
320 u)
321 NEW_UMASK=${OPTARG}
322 ;;
323 w)
324 SCREEN_WIDTH=${OPTARG}
325 ;;
326 D)
327 DESTDIR=${OPTARG}
328 ;;
329 *)
330 display_usage
331 exit 1
332 ;;
333 esac
334done
335
336# Don't force the user to set this in the mergemaster rc file
337if [ -n "${PRESERVE_FILES}" -a -z "${PRESERVE_FILES_DIR}" ]; then
338 PRESERVE_FILES_DIR=/var/tmp/mergemaster/preserved-files-`date +%y%m%d-%H%M%S`
339fi
340
341# Check the for the mtree database in DESTDIR.
342if [ ! -f ${DESTDIR}${MTREEDB} ]; then
343 echo "*** Unable to find mtree database. Skipping auto-upgrade."
344 unset AUTO_UPGRADE
345fi
346
347echo ''
348
349# If the user has a pager defined, make sure we can run it
350#
351case "${DONT_CHECK_PAGER}" in
352'')
353 while ! type "${PAGER%% *}" >/dev/null && [ -n "${PAGER}" ]; do
354 echo " *** Your PAGER environment variable specifies '${PAGER}', but"
355 echo " due to the limited PATH that I use for security reasons,"
356 echo " I cannot execute it. So, what would you like to do?"
357 echo ''
358 echo " Use 'e' to exit mergemaster and fix your PAGER variable"
359 if [ -x /usr/bin/less -o -x /usr/local/bin/less ]; then
360 echo " Use 'l' to set PAGER to 'less' for this run"
361 fi
362 echo " Use 'm' to use plain old 'more' as your PAGER for this run"
363 echo ''
364 echo " Default is to use plain old 'more' "
365 echo ''
366 echo -n "What should I do? [Use 'more'] "
367 read FIXPAGER
368
369 case "${FIXPAGER}" in
370 [eE])
371 exit 0
372 ;;
373 [lL])
374 if [ -x /usr/bin/less ]; then
375 PAGER=/usr/bin/less
376 elif [ -x /usr/local/bin/less ]; then
377 PAGER=/usr/local/bin/less
378 else
379 echo ''
380 echo " *** Fatal Error:"
381 echo " You asked to use 'less' as your pager, but I can't"
382 echo " find it in /usr/bin or /usr/local/bin"
383 exit 1
384 fi
385 ;;
386 [mM]|'')
387 PAGER=more
388 ;;
389 *)
390 echo ''
391 echo "invalid choice: ${FIXPAGER}"
392 esac
393 echo ''
394 done
395 ;;
396esac
397
398# If user has a pager defined, or got assigned one above, use it.
399# If not, use more.
400#
401PAGER=${PAGER:-more}
402
403if [ -n "${VERBOSE}" -a ! "${PAGER}" = "more" ]; then
404 echo " *** You have ${PAGER} defined as your pager so we will use that"
405 echo ''
406 sleep 3
407fi
408
409# Assign the diff flag once so we will not have to keep testing it
410#
411DIFF_FLAG=${DIFF_FLAG:--u}
412
413# Assign the source directory
414#
415SOURCEDIR=${SOURCEDIR:-/usr/src/etc}
416
417# Check DESTDIR against the mergemaster mtree database to see what
418# files the user changed from the reference files.
419#
420CHANGED=
421if [ -n "${AUTO_UPGRADE}" -a -f "${DESTDIR}${MTREEDB}" ]; then
422 for file in `mtree -eq -f ${DESTDIR}${MTREEDB} -p ${DESTDIR}/ \
423 2>/dev/null | awk '($2 == "changed") {print $1}'`; do
424 if [ -f "${DESTDIR}/$file" ]; then
425 CHANGED="${CHANGED} ${DESTDIR}/$file"
426 fi
427 done
428fi
429
430# Check the width of the user's terminal
431#
432if [ -t 0 ]; then
433 w=`tput columns`
434 case "${w}" in
435 0|'') ;; # No-op, since the input is not valid
436 *)
437 case "${SCREEN_WIDTH}" in
438 '') SCREEN_WIDTH="${w}" ;;
439 "${w}") ;; # No-op, since they are the same
440 *)
441 echo -n "*** You entered ${SCREEN_WIDTH} as your screen width, but stty "
442 echo "thinks it is ${w}."
443 echo ''
444 echo -n "What would you like to use? [${w}] "
445 read SCREEN_WIDTH
446 case "${SCREEN_WIDTH}" in
447 '') SCREEN_WIDTH="${w}" ;;
448 esac
449 ;;
450 esac
451 esac
452fi
453
454# Define what CVS $Id tag to look for to aid portability.
455#
456CVS_ID_TAG=FreeBSD
457
458delete_temproot () {
459 rm -rf "${TEMPROOT}" 2>/dev/null
460 chflags -R 0 "${TEMPROOT}" 2>/dev/null
461 rm -rf "${TEMPROOT}" || exit 1
462}
463
464case "${RERUN}" in
465'')
466 # Set up the loop to test for the existence of the
467 # temp root directory.
468 #
469 TEST_TEMP_ROOT=yes
470 while [ "${TEST_TEMP_ROOT}" = "yes" ]; do
471 if [ -d "${TEMPROOT}" ]; then
472 echo "*** The directory specified for the temporary root environment,"
473 echo " ${TEMPROOT}, exists. This can be a security risk if untrusted"
474 echo " users have access to the system."
475 echo ''
476 case "${AUTO_RUN}" in
477 '')
478 echo " Use 'd' to delete the old ${TEMPROOT} and continue"
479 echo " Use 't' to select a new temporary root directory"
480 echo " Use 'e' to exit mergemaster"
481 echo ''
482 echo " Default is to use ${TEMPROOT} as is"
483 echo ''
484 echo -n "How should I deal with this? [Use the existing ${TEMPROOT}] "
485 read DELORNOT
486
487 case "${DELORNOT}" in
488 [dD])
489 echo ''
490 echo " *** Deleting the old ${TEMPROOT}"
491 echo ''
492 delete_temproot || exit 1
493 unset TEST_TEMP_ROOT
494 ;;
495 [tT])
496 echo " *** Enter new directory name for temporary root environment"
497 read TEMPROOT
498 ;;
499 [eE])
500 exit 0
501 ;;
502 '')
503 echo ''
504 echo " *** Leaving ${TEMPROOT} intact"
505 echo ''
506 unset TEST_TEMP_ROOT
507 ;;
508 *)
509 echo ''
510 echo "invalid choice: ${DELORNOT}"
511 echo ''
512 ;;
513 esac
514 ;;
515 *)
516 # If this is an auto-run, try a hopefully safe alternative then
517 # re-test anyway.
518 TEMPROOT=/var/tmp/temproot.`date +%m%d.%H.%M.%S`
519 ;;
520 esac
521 else
522 unset TEST_TEMP_ROOT
523 fi
524 done
525
526 echo "*** Creating the temporary root environment in ${TEMPROOT}"
527
528 if mkdir -p "${TEMPROOT}"; then
529 echo " *** ${TEMPROOT} ready for use"
530 fi
531
532 if [ ! -d "${TEMPROOT}" ]; then
533 echo ''
534 echo " *** FATAL ERROR: Cannot create ${TEMPROOT}"
535 echo ''
536 exit 1
537 fi
538
539 echo " *** Creating and populating directory structure in ${TEMPROOT}"
540 echo ''
541
542 case "${VERBOSE}" in
543 '') ;;
544 *)
545 press_to_continue
546 ;;
547 esac
548
549 case "${PRE_WORLD}" in
550 '')
551 { cd ${SOURCEDIR} &&
552 case "${DESTDIR}" in
553 '') ;;
554 *)
555 make DESTDIR=${DESTDIR} ${ARCHSTRING} distrib-dirs
556 ;;
557 esac
558 make DESTDIR=${TEMPROOT} ${ARCHSTRING} distrib-dirs &&
559 MAKEOBJDIRPREFIX=${TEMPROOT}/usr/obj make ${ARCHSTRING} obj &&
560 MAKEOBJDIRPREFIX=${TEMPROOT}/usr/obj make ${ARCHSTRING} all &&
561 MAKEOBJDIRPREFIX=${TEMPROOT}/usr/obj make ${ARCHSTRING} \
562 DESTDIR=${TEMPROOT} distribution;} ||
563 { echo '';
564 echo " *** FATAL ERROR: Cannot 'cd' to ${SOURCEDIR} and install files to";
565 echo " the temproot environment";
566 echo '';
567 exit 1;}
568 ;;
569 *)
570 # Only set up files that are crucial to {build|install}world
571 { mkdir -p ${TEMPROOT}/etc &&
572 cp -p ${SOURCEDIR}/master.passwd ${TEMPROOT}/etc &&
573 cp -p ${SOURCEDIR}/group ${TEMPROOT}/etc;} ||
574 { echo '';
575 echo ' *** FATAL ERROR: Cannot copy files to the temproot environment';
576 echo '';
577 exit 1;}
578 ;;
579 esac
580
581 # Doing the inventory and removing files that we don't want to compare only
582 # makes sense if we are not doing a rerun, since we have no way of knowing
583 # what happened to the files during previous incarnations.
584 case "${VERBOSE}" in
585 '') ;;
586 *)
587 echo ''
588 echo ' *** The following files exist only in the installed version of'
589 echo " ${DESTDIR}/etc. In the vast majority of cases these files"
590 echo ' are necessary parts of the system and should not be deleted.'
591 echo ' However because these files are not updated by this process you'
592 echo ' might want to verify their status before rebooting your system.'
593 echo ''
594 press_to_continue
595 diff -qr ${DESTDIR}/etc ${TEMPROOT}/etc | grep "^Only in ${DESTDIR}/etc" | ${PAGER}
596 echo ''
597 press_to_continue
598 ;;
599 esac
600
601 # Avoid comparing the motd if the user specifies it in .mergemasterrc
602 case "${IGNORE_MOTD}" in
603 '') ;;
604 *) rm -f ${TEMPROOT}/etc/motd
605 ;;
606 esac
607
608 # Avoid trying to update MAKEDEV if /dev is on a devfs
609 if /sbin/sysctl vfs.devfs.generation > /dev/null 2>&1 ; then
610 rm -f ${TEMPROOT}/dev/MAKEDEV ${TEMPROOT}/dev/MAKEDEV.local
611 fi
612
613 ;; # End of the "RERUN" test
614esac
615
616# We really don't want to have to deal with files like login.conf.db, pwd.db,
617# or spwd.db. Instead, we want to compare the text versions, and run *_mkdb.
618# Prompt the user to do so below, as needed.
619#
620rm -f ${TEMPROOT}/etc/*.db ${TEMPROOT}/etc/passwd
621
622# We only need to compare things like freebsd.cf once
623find ${TEMPROOT}/usr/obj -type f -delete 2>/dev/null
624
625# Delete 0 length files to make the mtree database as small as possible.
626find ${TEMPROOT} -type f -size 0 -delete 2>/dev/null
627
628# Build the mtree database in a temporary location.
629# TODO: Possibly use mktemp instead for security reasons?
630case "${PRE_WORLD}" in
631'') mtree -ci -p ${TEMPROOT} -k size,md5digest > ${DESTDIR}${MTREEDB}.new 2>/dev/null
632 ;;
633*) # We don't want to mess with the mtree database on a pre-world run.
634 ;;
635esac
636
637# Get ready to start comparing files
638
639# Check umask if not specified on the command line,
640# and we are not doing an autorun
641#
642if [ -z "${NEW_UMASK}" -a -z "${AUTO_RUN}" ]; then
643 USER_UMASK=`umask`
644 case "${USER_UMASK}" in
645 0022|022) ;;
646 *)
647 echo ''
648 echo " *** Your umask is currently set to ${USER_UMASK}. By default, this script"
649 echo " installs all files with the same user, group and modes that"
650 echo " they are created with by ${SOURCEDIR}/Makefile, compared to"
651 echo " a umask of 022. This umask allows world read permission when"
652 echo " the file's default permissions have it."
653 echo ''
654 echo " No world permissions can sometimes cause problems. A umask of"
655 echo " 022 will restore the default behavior, but is not mandatory."
656 echo " /etc/master.passwd is a special case. Its file permissions"
657 echo " will be 600 (rw-------) if installed."
658 echo ''
659 echo -n "What umask should I use? [${USER_UMASK}] "
660 read NEW_UMASK
661
662 NEW_UMASK="${NEW_UMASK:-$USER_UMASK}"
663 ;;
664 esac
665 echo ''
666fi
667
668CONFIRMED_UMASK=${NEW_UMASK:-0022}
669
670#
671# Warn users who still have old rc files
672#
673for file in atm devfs diskless1 diskless2 network network6 pccard \
674 serial syscons sysctl alpha amd64 i386 ia64 sparc64; do
675 if [ -f "${DESTDIR}/etc/rc.${file}" ]; then
676 OLD_RC_PRESENT=1
677 break
678 fi
679done
680
681case "${OLD_RC_PRESENT}" in
6821)
683 echo ''
684 echo " *** There are elements of the old rc system in ${DESTDIR}/etc/."
685 echo ''
686 echo ' While these scripts will not hurt anything, they are not'
687 echo ' functional on an up to date system, and can be removed.'
688 echo ''
689
690 case "${AUTO_RUN}" in
691 '')
692 echo -n 'Move these files to /var/tmp/mergemaster/old_rc? [yes] '
693 read MOVE_OLD_RC
694
695 case "${MOVE_OLD_RC}" in
696 [nN]*) ;;
697 *)
698 mkdir -p /var/tmp/mergemaster/old_rc
699 for file in atm devfs diskless1 diskless2 network network6 pccard \
700 serial syscons sysctl alpha amd64 i386 ia64 sparc64; do
701 if [ -f "${DESTDIR}/etc/rc.${file}" ]; then
702 mv ${DESTDIR}/etc/rc.${file} /var/tmp/mergemaster/old_rc/
703 fi
704 done
705 echo ' The files have been moved'
706 press_to_continue
707 ;;
708 esac
709 ;;
710 *) ;;
711 esac
712esac
713
714# Use the umask/mode information to install the files
715# Create directories as needed
716#
717do_install_and_rm () {
718 case "${PRESERVE_FILES}" in
719 [Yy][Ee][Ss])
720 if [ -f "${3}/${2##*/}" ]; then
721 mkdir -p ${PRESERVE_FILES_DIR}/${2%/*}
722 cp ${3}/${2##*/} ${PRESERVE_FILES_DIR}/${2%/*}
723 fi
724 ;;
725 esac
726
727 install -m "${1}" "${2}" "${3}" &&
728 rm -f "${2}"
729}
730
731# 4095 = "obase=10;ibase=8;07777" | bc
732find_mode () {
733 local OCTAL
734 OCTAL=$(( ~$(echo "obase=10; ibase=8; ${CONFIRMED_UMASK}" | bc) & 4095 &
735 $(echo "obase=10; ibase=8; $(stat -f "%OMp%OLp" ${1})" | bc) ))
736 printf "%04o\n" ${OCTAL}
737}
738
739mm_install () {
740 local INSTALL_DIR
741 INSTALL_DIR=${1#.}
742 INSTALL_DIR=${INSTALL_DIR%/*}
743
744 case "${INSTALL_DIR}" in
745 '')
746 INSTALL_DIR=/
747 ;;
748 esac
749
750 if [ -n "${DESTDIR}${INSTALL_DIR}" -a ! -d "${DESTDIR}${INSTALL_DIR}" ]; then
751 DIR_MODE=`find_mode "${TEMPROOT}/${INSTALL_DIR}"`
752 install -d -o root -g wheel -m "${DIR_MODE}" "${DESTDIR}${INSTALL_DIR}"
753 fi
754
755 FILE_MODE=`find_mode "${1}"`
756
757 if [ ! -x "${1}" ]; then
758 case "${1#.}" in
759 /etc/mail/aliases)
760 NEED_NEWALIASES=yes
761 ;;
762 /etc/login.conf)
763 NEED_CAP_MKDB=yes
764 ;;
765 /etc/master.passwd)
766 do_install_and_rm 600 "${1}" "${DESTDIR}${INSTALL_DIR}"
767 NEED_PWD_MKDB=yes
768 DONT_INSTALL=yes
769 ;;
770 /.cshrc | /.profile)
771 case "${AUTO_INSTALL}" in
772 '')
773 case "${LINK_EXPLAINED}" in
774 '')
775 echo " *** Historically BSD derived systems have had a"
776 echo " hard link from /.cshrc and /.profile to"
777 echo " their namesakes in /root. Please indicate"
778 echo " your preference below for bringing your"
779 echo " installed files up to date."
780 echo ''
781 LINK_EXPLAINED=yes
782 ;;
783 esac
784
785 echo " Use 'd' to delete the temporary ${COMPFILE}"
786 echo " Use 'l' to delete the existing ${DESTDIR}${COMPFILE#.} and create the link"
787 echo ''
788 echo " Default is to leave the temporary file to deal with by hand"
789 echo ''
790 echo -n " How should I handle ${COMPFILE}? [Leave it to install later] "
791 read HANDLE_LINK
792 ;;
793 *) # Part of AUTO_INSTALL
794 HANDLE_LINK=l
795 ;;
796 esac
797
798 case "${HANDLE_LINK}" in
799 [dD]*)
800 rm "${COMPFILE}"
801 echo ''
802 echo " *** Deleting ${COMPFILE}"
803 ;;
804 [lL]*)
805 echo ''
806 rm -f "${DESTDIR}${COMPFILE#.}"
807 if ln "${DESTDIR}/root/${COMPFILE##*/}" "${DESTDIR}${COMPFILE#.}"; then
808 echo " *** Link from ${DESTDIR}${COMPFILE#.} to ${DESTDIR}/root/${COMPFILE##*/} installed successfully"
809 rm "${COMPFILE}"
810 else
811 echo " *** Error linking ${DESTDIR}${COMPFILE#.} to ${DESTDIR}/root/${COMPFILE##*/}, ${COMPFILE} will remain to install by hand"
812 fi
813 ;;
814 *)
815 echo " *** ${COMPFILE} will remain for your consideration"
816 ;;
817 esac
818 DONT_INSTALL=yes
819 ;;
820 esac
821
822 case "${DONT_INSTALL}" in
823 '')
824 do_install_and_rm "${FILE_MODE}" "${1}" "${DESTDIR}${INSTALL_DIR}"
825 ;;
826 *)
827 unset DONT_INSTALL
828 ;;
829 esac
830 else # File matched -x
831 case "${1#.}" in
832 /dev/MAKEDEV)
833 NEED_MAKEDEV=yes
834 ;;
835 esac
836 do_install_and_rm "${FILE_MODE}" "${1}" "${DESTDIR}${INSTALL_DIR}"
837 fi
838 return $?
839}
840
841if [ ! -d "${TEMPROOT}" ]; then
842 echo "*** FATAL ERROR: The temproot directory (${TEMPROOT})"
843 echo ' has disappeared!'
844 echo ''
845 exit 1
846fi
847
848echo ''
849echo "*** Beginning comparison"
850echo ''
851
852# Pre-world does not populate /etc/rc.d.
853# It is very possible that a previous run would have deleted files in
854# ${TEMPROOT}/etc/rc.d, thus creating a lot of false positives.
855if [ -z "${PRE_WORLD}" -a -z "${RERUN}" ]; then
856 echo " *** Checking ${DESTDIR}/etc/rc.d for stale files"
857 echo ''
858 cd "${DESTDIR}/etc/rc.d" &&
859 for file in *; do
860 if [ ! -e "${TEMPROOT}/etc/rc.d/${file}" ]; then
861 STALE_RC_FILES="${STALE_RC_FILES} ${file}"
862 fi
863 done
864 case "${STALE_RC_FILES}" in
865 ''|' *')
866 echo ' *** No stale files found'
867 ;;
868 *)
869 echo " *** The following files exist in ${DESTDIR}/etc/rc.d but not in"
870 echo " ${TEMPROOT}/etc/rc.d/:"
871 echo ''
872 echo "${STALE_RC_FILES}"
873 echo ''
874 echo ' The presence of stale files in this directory can cause the'
875 echo ' dreaded unpredictable results, and therefore it is highly'
876 echo ' recommended that you delete them.'
877 case "${AUTO_RUN}" in
878 '')
879 echo ''
880 echo -n ' *** Delete them now? [n] '
881 read DELETE_STALE_RC_FILES
882 case "${DELETE_STALE_RC_FILES}" in
883 [yY])
884 echo ' *** Deleting ... '
885 rm ${STALE_RC_FILES}
886 echo ' done.'
887 ;;
888 *)
889 echo ' *** Files will not be deleted'
890 ;;
891 esac
892 sleep 2
893 ;;
894 esac
895 ;;
896 esac
897 echo ''
898fi
899
900cd "${TEMPROOT}"
901
902if [ -r "${MM_PRE_COMPARE_SCRIPT}" ]; then
903 . "${MM_PRE_COMPARE_SCRIPT}"
904fi
905
906# Using -size +0 avoids uselessly checking the empty log files created
907# by ${SOURCEDIR}/Makefile and the device entries in ./dev, but does
908# check the scripts in ./dev, as we'd like (assuming no devfs of course).
909#
910for COMPFILE in `find . -type f -size +0`; do
911
912 # First, check to see if the file exists in DESTDIR. If not, the
913 # diff_loop function knows how to handle it.
914 #
915 if [ ! -e "${DESTDIR}${COMPFILE#.}" ]; then
916 case "${AUTO_RUN}" in
917 '')
918 diff_loop
919 ;;
920 *)
921 case "${AUTO_INSTALL}" in
922 '')
923 # If this is an auto run, make it official
924 echo " *** ${COMPFILE} will remain for your consideration"
925 ;;
926 *)
927 diff_loop
928 ;;
929 esac
930 ;;
931 esac # Auto run test
932 continue
933 fi
934
935 case "${STRICT}" in
936 '' | [Nn][Oo])
937 # Compare CVS $Id's first so if the file hasn't been modified
938 # local changes will be ignored.
939 # If the files have the same $Id, delete the one in temproot so the
940 # user will have less to wade through if files are left to merge by hand.
941 #
942 CVSID1=`grep "[$]${CVS_ID_TAG}:" ${DESTDIR}${COMPFILE#.} 2>/dev/null`
943 CVSID2=`grep "[$]${CVS_ID_TAG}:" ${COMPFILE} 2>/dev/null` || CVSID2=none
944
945 case "${CVSID2}" in
946 "${CVSID1}")
947 echo " *** Temp ${COMPFILE} and installed have the same CVS Id, deleting"
948 rm "${COMPFILE}"
949 ;;
950 esac
951 ;;
952 esac
953
954 # If the file is still here either because the $Ids are different, the
955 # file doesn't have an $Id, or we're using STRICT mode; look at the diff.
956 #
957 if [ -f "${COMPFILE}" ]; then
958
959 # Do an absolute diff first to see if the files are actually different.
960 # If they're not different, delete the one in temproot.
961 #
962 if diff -q ${DIFF_OPTIONS} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" > \
963 /dev/null 2>&1; then
964 echo " *** Temp ${COMPFILE} and installed are the same, deleting"
965 rm "${COMPFILE}"
966 else
967 # Ok, the files are different, so show the user where they differ.
968 # Use user's choice of diff methods; and user's pager if they have one.
969 # Use more if not.
970 # Use unified diffs by default. Context diffs give me a headache. :)
971 #
972 case "${AUTO_RUN}" in
973 '')
974 # prompt user to install/delete/merge changes
975 diff_loop
976 ;;
977 *)
978 # If this is an auto run, make it official
979 echo " *** ${COMPFILE} will remain for your consideration"
980 ;;
981 esac # Auto run test
982 fi # Yes, the files are different
983 fi # Yes, the file still remains to be checked
984done # This is for the do way up there at the beginning of the comparison
985
986echo ''
987echo "*** Comparison complete"
988
989if [ -f "${DESTDIR}${MTREEDB}.new" ]; then
990 echo "*** Saving mtree database for future upgrades"
991 mv -f ${DESTDIR}${MTREEDB}.new ${DESTDIR}${MTREEDB} 2>/dev/null
992fi
993
994echo ''
995
996TEST_FOR_FILES=`find ${TEMPROOT} -type f -size +0 2>/dev/null`
997if [ -n "${TEST_FOR_FILES}" ]; then
998 echo "*** Files that remain for you to merge by hand:"
999 find "${TEMPROOT}" -type f -size +0
1000 echo ''
1001fi
1002
1003case "${AUTO_RUN}" in
1004'')
1005 echo -n "Do you wish to delete what is left of ${TEMPROOT}? [no] "
1006 read DEL_TEMPROOT
1007
1008 case "${DEL_TEMPROOT}" in
1009 [yY]*)
1010 if delete_temproot; then
1011 echo " *** ${TEMPROOT} has been deleted"
1012 else
1013 echo " *** Unable to delete ${TEMPROOT}"
1014 fi
1015 ;;
1016 *)
1017 echo " *** ${TEMPROOT} will remain"
1018 ;;
1019 esac
1020 ;;
1021*) ;;
1022esac
1023
1024case "${AUTO_INSTALLED_FILES}" in
1025'') ;;
1026*)
1027 case "${AUTO_RUN}" in
1028 '')
1029 (
1030 echo ''
1031 echo '*** You chose the automatic install option for files that did not'
1032 echo ' exist on your system. The following were installed for you:'
1033 echo "${AUTO_INSTALLED_FILES}"
1034 ) | ${PAGER}
1035 ;;
1036 *)
1037 echo ''
1038 echo '*** You chose the automatic install option for files that did not'
1039 echo ' exist on your system. The following were installed for you:'
1040 echo "${AUTO_INSTALLED_FILES}"
1041 ;;
1042 esac
1043 ;;
1044esac
1045
1046case "${AUTO_UPGRADED_FILES}" in
1047'') ;;
1048*)
1049 case "${AUTO_RUN}" in
1050 '')
1051 (
1052 echo ''
1053 echo '*** You chose the automatic upgrade option for files that you did'
1054 echo ' not alter on your system. The following were upgraded for you:'
1055 echo "${AUTO_UPGRADED_FILES}"
1056 ) | ${PAGER}
1057 ;;
1058 *)
1059 echo ''
1060 echo '*** You chose the automatic upgrade option for files that you did'
1061 echo ' not alter on your system. The following were upgraded for you:'
1062 echo "${AUTO_UPGRADED_FILES}"
1063 ;;
1064 esac
1065 ;;
1066esac
1067
1068run_it_now () {
1069 case "${AUTO_RUN}" in
1070 '')
1071 unset YES_OR_NO
1072 echo ''
1073 echo -n ' Would you like to run it now? y or n [n] '
1074 read YES_OR_NO
1075
1076 case "${YES_OR_NO}" in
1077 y)
1078 echo " Running ${1}"
1079 echo ''
1080 eval "${1}"
1081 ;;
1082 ''|n)
1083 echo ''
1084 echo " *** Cancelled"
1085 echo ''
1086 echo " Make sure to run ${1} yourself"
1087 ;;
1088 *)
1089 echo ''
1090 echo " *** Sorry, I do not understand your answer (${YES_OR_NO})"
1091 echo ''
1092 echo " Make sure to run ${1} yourself"
1093 esac
1094 ;;
1095 *) ;;
1096 esac
1097}
1098
1099case "${NEED_MAKEDEV}" in
1100'') ;;
1101*)
1102 echo ''
1103 echo "*** You installed a new ${DESTDIR}/dev/MAKEDEV script, so make sure that you run"
1104 echo " 'cd ${DESTDIR}/dev && /bin/sh MAKEDEV all' to rebuild your devices"
1105 run_it_now "cd ${DESTDIR}/dev && /bin/sh MAKEDEV all"
1106 ;;
1107esac
1108
1109case "${NEED_NEWALIASES}" in
1110'') ;;
1111*)
1112 echo ''
1113 if [ -n "${DESTDIR}" ]; then
1114 echo "*** You installed a new aliases file into ${DESTDIR}/etc/mail, but"
1115 echo " the newaliases command is limited to the directories configured"
1116 echo " in sendmail.cf. Make sure to create your aliases database by"
1117 echo " hand when your sendmail configuration is done."
1118 else
1119 echo "*** You installed a new aliases file, so make sure that you run"
1120 echo " '/usr/bin/newaliases' to rebuild your aliases database"
1121 run_it_now '/usr/bin/newaliases'
1122 fi
1123 ;;
1124esac
1125
1126case "${NEED_CAP_MKDB}" in
1127'') ;;
1128*)
1129 echo ''
1130 echo "*** You installed a login.conf file, so make sure that you run"
1131 echo " '/usr/bin/cap_mkdb ${DESTDIR}/etc/login.conf'"
1132 echo " to rebuild your login.conf database"
1133 run_it_now "/usr/bin/cap_mkdb ${DESTDIR}/etc/login.conf"
1134 ;;
1135esac
1136
1137case "${NEED_PWD_MKDB}" in
1138'') ;;
1139*)
1140 echo ''
1141 echo "*** You installed a new master.passwd file, so make sure that you run"
1142 if [ -n "${DESTDIR}" ]; then
1143 echo " '/usr/sbin/pwd_mkdb -d ${DESTDIR}/etc -p ${DESTDIR}/etc/master.passwd'"
1144 echo " to rebuild your password files"
1145 run_it_now "/usr/sbin/pwd_mkdb -d ${DESTDIR}/etc -p ${DESTDIR}/etc/master.passwd"
1146 else
1147 echo " '/usr/sbin/pwd_mkdb -p /etc/master.passwd'"
1148 echo " to rebuild your password files"
1149 run_it_now '/usr/sbin/pwd_mkdb -p /etc/master.passwd'
1150 fi
1151 ;;
1152esac
1153
1154echo ''
1155
1156if [ -r "${MM_EXIT_SCRIPT}" ]; then
1157 . "${MM_EXIT_SCRIPT}"
1158fi
1159
1160case "${COMP_CONFS}" in
1161'') ;;
1162*)
1163 . ${DESTDIR}/etc/defaults/rc.conf
1164
1165 (echo ''
1166 echo "*** Comparing conf files: ${rc_conf_files}"
1167
1168 for CONF_FILE in ${rc_conf_files}; do
1169 if [ -r "${DESTDIR}${CONF_FILE}" ]; then
1170 echo ''
1171 echo "*** From ${DESTDIR}${CONF_FILE}"
1172 echo "*** From ${DESTDIR}/etc/defaults/rc.conf"
1173
1174 for RC_CONF_VAR in `grep -i ^[a-z] ${DESTDIR}${CONF_FILE} |
1175 cut -d '=' -f 1`; do
1176 echo ''
1177 grep -w ^${RC_CONF_VAR} ${DESTDIR}${CONF_FILE}
1178 grep -w ^${RC_CONF_VAR} ${DESTDIR}/etc/defaults/rc.conf ||
1179 echo ' * No default variable with this name'
1180 done
1181 fi
1182 done) | ${PAGER}
1183 echo ''
1184 ;;
1185esac
1186
1187case "${PRE_WORLD}" in
1188'') ;;
1189*)
1190 MAKE_CONF="${SOURCEDIR%etc}share/examples/etc/make.conf"
1191
1192 (echo ''
1193 echo '*** Comparing make variables'
1194 echo ''
1195 echo "*** From ${DESTDIR}/etc/make.conf"
1196 echo "*** From ${MAKE_CONF}"
1197
1198 for MAKE_VAR in `grep -i ^[a-z] ${DESTDIR}/etc/make.conf | cut -d '=' -f 1`; do
1199 echo ''
1200 grep -w ^${MAKE_VAR} ${DESTDIR}/etc/make.conf
1201 grep -w ^#${MAKE_VAR} ${MAKE_CONF} ||
1202 echo ' * No example variable with this name'
1203 done) | ${PAGER}
1204 ;;
1205esac
1206
1207exit 0
1208
2
3# mergemaster
4
5# Compare files created by /usr/src/etc/Makefile (or the directory
6# the user specifies) with the currently installed copies.
7
8# Copyright 1998-2004 Douglas Barton
9# DougB@FreeBSD.org
10
11# $FreeBSD: head/usr.sbin/mergemaster/mergemaster.sh 179315 2008-05-26 10:40:09Z bz $
12
13PATH=/bin:/usr/bin:/usr/sbin
14
15display_usage () {
16 VERSION_NUMBER=`grep "[$]FreeBSD:" $0 | cut -d ' ' -f 4`
17 echo "mergemaster version ${VERSION_NUMBER}"
18 echo 'Usage: mergemaster [-scrvahipCP] [-m /path]'
19 echo ' [-t /path] [-d] [-u N] [-w N] [-D /path]'
20 echo "Options:"
21 echo " -s Strict comparison (diff every pair of files)"
22 echo " -c Use context diff instead of unified diff"
23 echo " -r Re-run on a previously cleaned directory (skip temproot creation)"
24 echo " -v Be more verbose about the process, include additional checks"
25 echo " -a Leave all files that differ to merge by hand"
26 echo " -h Display more complete help"
27 echo ' -i Automatically install files that do not exist in destination directory'
28 echo ' -p Pre-buildworld mode, only compares crucial files'
29 echo ' -C Compare local rc.conf variables to the defaults'
30 echo ' -P Preserve files that are overwritten'
31 echo " -m /path/directory Specify location of source to do the make in"
32 echo " -t /path/directory Specify temp root directory"
33 echo " -d Add date and time to directory name (e.g., /var/tmp/temproot.`date +%m%d.%H.%M`)"
34 echo " -u N Specify a numeric umask"
35 echo " -w N Specify a screen width in columns to sdiff"
36 echo " -A architecture Alternative architecture name to pass to make"
37 echo ' -D /path/directory Specify the destination directory to install files to'
38 echo " -U Attempt to auto upgrade files that have not been user modified."
39 echo ''
40}
41
42display_help () {
43 echo "* To specify a directory other than /var/tmp/temproot for the"
44 echo " temporary root environment, use -t /path/to/temp/root"
45 echo "* The -w option takes a number as an argument for the column width"
46 echo " of the screen. The default is 80."
47 echo '* The -a option causes mergemaster to run without prompting.'
48}
49
50# Loop allowing the user to use sdiff to merge files and display the merged
51# file.
52merge_loop () {
53 case "${VERBOSE}" in
54 '') ;;
55 *)
56 echo " *** Type h at the sdiff prompt (%) to get usage help"
57 ;;
58 esac
59 echo ''
60 MERGE_AGAIN=yes
61 while [ "${MERGE_AGAIN}" = "yes" ]; do
62 # Prime file.merged so we don't blat the owner/group id's
63 cp -p "${COMPFILE}" "${COMPFILE}.merged"
64 sdiff -o "${COMPFILE}.merged" --text --suppress-common-lines \
65 --width=${SCREEN_WIDTH:-80} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}"
66 INSTALL_MERGED=V
67 while [ "${INSTALL_MERGED}" = "v" -o "${INSTALL_MERGED}" = "V" ]; do
68 echo ''
69 echo " Use 'i' to install merged file"
70 echo " Use 'r' to re-do the merge"
71 echo " Use 'v' to view the merged file"
72 echo " Default is to leave the temporary file to deal with by hand"
73 echo ''
74 echo -n " *** How should I deal with the merged file? [Leave it for later] "
75 read INSTALL_MERGED
76
77 case "${INSTALL_MERGED}" in
78 [iI])
79 mv "${COMPFILE}.merged" "${COMPFILE}"
80 echo ''
81 if mm_install "${COMPFILE}"; then
82 echo " *** Merged version of ${COMPFILE} installed successfully"
83 else
84 echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand later"
85 fi
86 unset MERGE_AGAIN
87 ;;
88 [rR])
89 rm "${COMPFILE}.merged"
90 ;;
91 [vV])
92 ${PAGER} "${COMPFILE}.merged"
93 ;;
94 '')
95 echo " *** ${COMPFILE} will remain for your consideration"
96 unset MERGE_AGAIN
97 ;;
98 *)
99 echo "invalid choice: ${INSTALL_MERGED}"
100 INSTALL_MERGED=V
101 ;;
102 esac
103 done
104 done
105}
106
107# Loop showing user differences between files, allow merge, skip or install
108# options
109diff_loop () {
110
111 HANDLE_COMPFILE=v
112
113 while [ "${HANDLE_COMPFILE}" = "v" -o "${HANDLE_COMPFILE}" = "V" -o \
114 "${HANDLE_COMPFILE}" = "NOT V" ]; do
115 if [ -f "${DESTDIR}${COMPFILE#.}" -a -f "${COMPFILE}" ]; then
116 if [ -n "${AUTO_UPGRADE}" ]; then
117 if echo "${CHANGED}" | grep -qsv ${DESTDIR}${COMPFILE#.}; then
118 echo ''
119 echo " *** ${COMPFILE} has not been user modified."
120 echo ''
121
122 if mm_install "${COMPFILE}"; then
123 echo " *** ${COMPFILE} upgraded successfully"
124 echo ''
125 # Make the list print one file per line
126 AUTO_UPGRADED_FILES="${AUTO_UPGRADED_FILES} ${DESTDIR}${COMPFILE#.}
127"
128 else
129 echo " *** Problem upgrading ${COMPFILE}, it will remain to merge by hand"
130 fi
131 return
132 fi
133 fi
134 if [ "${HANDLE_COMPFILE}" = "v" -o "${HANDLE_COMPFILE}" = "V" ]; then
135 echo ''
136 echo ' ====================================================================== '
137 echo ''
138 (
139 echo " *** Displaying differences between ${COMPFILE} and installed version:"
140 echo ''
141 diff ${DIFF_FLAG} ${DIFF_OPTIONS} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}"
142 ) | ${PAGER}
143 echo ''
144 fi
145 else
146 echo ''
147 echo " *** There is no installed version of ${COMPFILE}"
148 echo ''
149 case "${AUTO_INSTALL}" in
150 [Yy][Ee][Ss])
151 echo ''
152 if mm_install "${COMPFILE}"; then
153 echo " *** ${COMPFILE} installed successfully"
154 echo ''
155 # Make the list print one file per line
156 AUTO_INSTALLED_FILES="${AUTO_INSTALLED_FILES} ${DESTDIR}${COMPFILE#.}
157"
158 else
159 echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand"
160 fi
161 return
162 ;;
163 *)
164 NO_INSTALLED=yes
165 ;;
166 esac
167 fi
168
169 echo " Use 'd' to delete the temporary ${COMPFILE}"
170 echo " Use 'i' to install the temporary ${COMPFILE}"
171 case "${NO_INSTALLED}" in
172 '')
173 echo " Use 'm' to merge the temporary and installed versions"
174 echo " Use 'v' to view the diff results again"
175 ;;
176 esac
177 echo ''
178 echo " Default is to leave the temporary file to deal with by hand"
179 echo ''
180 echo -n "How should I deal with this? [Leave it for later] "
181 read HANDLE_COMPFILE
182
183 case "${HANDLE_COMPFILE}" in
184 [dD])
185 rm "${COMPFILE}"
186 echo ''
187 echo " *** Deleting ${COMPFILE}"
188 ;;
189 [iI])
190 echo ''
191 if mm_install "${COMPFILE}"; then
192 echo " *** ${COMPFILE} installed successfully"
193 else
194 echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand"
195 fi
196 ;;
197 [mM])
198 case "${NO_INSTALLED}" in
199 '')
200 # interact with user to merge files
201 merge_loop
202 ;;
203 *)
204 echo ''
205 echo " *** There is no installed version of ${COMPFILE}"
206 echo ''
207 HANDLE_COMPFILE="NOT V"
208 ;;
209 esac # End of "No installed version of file but user selected merge" test
210 ;;
211 [vV])
212 continue
213 ;;
214 '')
215 echo ''
216 echo " *** ${COMPFILE} will remain for your consideration"
217 ;;
218 *)
219 # invalid choice, show menu again.
220 echo "invalid choice: ${HANDLE_COMPFILE}"
221 echo ''
222 HANDLE_COMPFILE="NOT V"
223 continue
224 ;;
225 esac # End of "How to handle files that are different"
226 done
227 unset NO_INSTALLED
228 echo ''
229 case "${VERBOSE}" in
230 '') ;;
231 *)
232 sleep 3
233 ;;
234 esac
235}
236
237press_to_continue () {
238 local DISCARD
239 echo -n ' *** Press the [Enter] or [Return] key to continue '
240 read DISCARD
241}
242
243# Set the default path for the temporary root environment
244#
245TEMPROOT='/var/tmp/temproot'
246
247# Assign the location of the mtree database
248#
249MTREEDB='/var/db/mergemaster.mtree'
250
251# Read /etc/mergemaster.rc first so the one in $HOME can override
252#
253if [ -r /etc/mergemaster.rc ]; then
254 . /etc/mergemaster.rc
255fi
256
257# Read .mergemasterrc before command line so CLI can override
258#
259if [ -r "$HOME/.mergemasterrc" ]; then
260 . "$HOME/.mergemasterrc"
261fi
262
263# Check the command line options
264#
265while getopts ":ascrvhipCPm:t:du:w:D:A:U" COMMAND_LINE_ARGUMENT ; do
266 case "${COMMAND_LINE_ARGUMENT}" in
267 A)
268 ARCHSTRING='MACHINE_ARCH='${OPTARG}
269 ;;
270 U)
271 AUTO_UPGRADE=yes
272 ;;
273 s)
274 STRICT=yes
275 unset DIFF_OPTIONS
276 ;;
277 c)
278 DIFF_FLAG='-c'
279 ;;
280 r)
281 RERUN=yes
282 ;;
283 v)
284 case "${AUTO_RUN}" in
285 '') VERBOSE=yes ;;
286 esac
287 ;;
288 a)
289 AUTO_RUN=yes
290 unset VERBOSE
291 ;;
292 h)
293 display_usage
294 display_help
295 exit 0
296 ;;
297 i)
298 AUTO_INSTALL=yes
299 ;;
300 C)
301 COMP_CONFS=yes
302 ;;
303 P)
304 PRESERVE_FILES=yes
305 ;;
306 p)
307 PRE_WORLD=yes
308 unset COMP_CONFS
309 unset AUTO_RUN
310 ;;
311 m)
312 SOURCEDIR=${OPTARG}
313 ;;
314 t)
315 TEMPROOT=${OPTARG}
316 ;;
317 d)
318 TEMPROOT=${TEMPROOT}.`date +%m%d.%H.%M`
319 ;;
320 u)
321 NEW_UMASK=${OPTARG}
322 ;;
323 w)
324 SCREEN_WIDTH=${OPTARG}
325 ;;
326 D)
327 DESTDIR=${OPTARG}
328 ;;
329 *)
330 display_usage
331 exit 1
332 ;;
333 esac
334done
335
336# Don't force the user to set this in the mergemaster rc file
337if [ -n "${PRESERVE_FILES}" -a -z "${PRESERVE_FILES_DIR}" ]; then
338 PRESERVE_FILES_DIR=/var/tmp/mergemaster/preserved-files-`date +%y%m%d-%H%M%S`
339fi
340
341# Check the for the mtree database in DESTDIR.
342if [ ! -f ${DESTDIR}${MTREEDB} ]; then
343 echo "*** Unable to find mtree database. Skipping auto-upgrade."
344 unset AUTO_UPGRADE
345fi
346
347echo ''
348
349# If the user has a pager defined, make sure we can run it
350#
351case "${DONT_CHECK_PAGER}" in
352'')
353 while ! type "${PAGER%% *}" >/dev/null && [ -n "${PAGER}" ]; do
354 echo " *** Your PAGER environment variable specifies '${PAGER}', but"
355 echo " due to the limited PATH that I use for security reasons,"
356 echo " I cannot execute it. So, what would you like to do?"
357 echo ''
358 echo " Use 'e' to exit mergemaster and fix your PAGER variable"
359 if [ -x /usr/bin/less -o -x /usr/local/bin/less ]; then
360 echo " Use 'l' to set PAGER to 'less' for this run"
361 fi
362 echo " Use 'm' to use plain old 'more' as your PAGER for this run"
363 echo ''
364 echo " Default is to use plain old 'more' "
365 echo ''
366 echo -n "What should I do? [Use 'more'] "
367 read FIXPAGER
368
369 case "${FIXPAGER}" in
370 [eE])
371 exit 0
372 ;;
373 [lL])
374 if [ -x /usr/bin/less ]; then
375 PAGER=/usr/bin/less
376 elif [ -x /usr/local/bin/less ]; then
377 PAGER=/usr/local/bin/less
378 else
379 echo ''
380 echo " *** Fatal Error:"
381 echo " You asked to use 'less' as your pager, but I can't"
382 echo " find it in /usr/bin or /usr/local/bin"
383 exit 1
384 fi
385 ;;
386 [mM]|'')
387 PAGER=more
388 ;;
389 *)
390 echo ''
391 echo "invalid choice: ${FIXPAGER}"
392 esac
393 echo ''
394 done
395 ;;
396esac
397
398# If user has a pager defined, or got assigned one above, use it.
399# If not, use more.
400#
401PAGER=${PAGER:-more}
402
403if [ -n "${VERBOSE}" -a ! "${PAGER}" = "more" ]; then
404 echo " *** You have ${PAGER} defined as your pager so we will use that"
405 echo ''
406 sleep 3
407fi
408
409# Assign the diff flag once so we will not have to keep testing it
410#
411DIFF_FLAG=${DIFF_FLAG:--u}
412
413# Assign the source directory
414#
415SOURCEDIR=${SOURCEDIR:-/usr/src/etc}
416
417# Check DESTDIR against the mergemaster mtree database to see what
418# files the user changed from the reference files.
419#
420CHANGED=
421if [ -n "${AUTO_UPGRADE}" -a -f "${DESTDIR}${MTREEDB}" ]; then
422 for file in `mtree -eq -f ${DESTDIR}${MTREEDB} -p ${DESTDIR}/ \
423 2>/dev/null | awk '($2 == "changed") {print $1}'`; do
424 if [ -f "${DESTDIR}/$file" ]; then
425 CHANGED="${CHANGED} ${DESTDIR}/$file"
426 fi
427 done
428fi
429
430# Check the width of the user's terminal
431#
432if [ -t 0 ]; then
433 w=`tput columns`
434 case "${w}" in
435 0|'') ;; # No-op, since the input is not valid
436 *)
437 case "${SCREEN_WIDTH}" in
438 '') SCREEN_WIDTH="${w}" ;;
439 "${w}") ;; # No-op, since they are the same
440 *)
441 echo -n "*** You entered ${SCREEN_WIDTH} as your screen width, but stty "
442 echo "thinks it is ${w}."
443 echo ''
444 echo -n "What would you like to use? [${w}] "
445 read SCREEN_WIDTH
446 case "${SCREEN_WIDTH}" in
447 '') SCREEN_WIDTH="${w}" ;;
448 esac
449 ;;
450 esac
451 esac
452fi
453
454# Define what CVS $Id tag to look for to aid portability.
455#
456CVS_ID_TAG=FreeBSD
457
458delete_temproot () {
459 rm -rf "${TEMPROOT}" 2>/dev/null
460 chflags -R 0 "${TEMPROOT}" 2>/dev/null
461 rm -rf "${TEMPROOT}" || exit 1
462}
463
464case "${RERUN}" in
465'')
466 # Set up the loop to test for the existence of the
467 # temp root directory.
468 #
469 TEST_TEMP_ROOT=yes
470 while [ "${TEST_TEMP_ROOT}" = "yes" ]; do
471 if [ -d "${TEMPROOT}" ]; then
472 echo "*** The directory specified for the temporary root environment,"
473 echo " ${TEMPROOT}, exists. This can be a security risk if untrusted"
474 echo " users have access to the system."
475 echo ''
476 case "${AUTO_RUN}" in
477 '')
478 echo " Use 'd' to delete the old ${TEMPROOT} and continue"
479 echo " Use 't' to select a new temporary root directory"
480 echo " Use 'e' to exit mergemaster"
481 echo ''
482 echo " Default is to use ${TEMPROOT} as is"
483 echo ''
484 echo -n "How should I deal with this? [Use the existing ${TEMPROOT}] "
485 read DELORNOT
486
487 case "${DELORNOT}" in
488 [dD])
489 echo ''
490 echo " *** Deleting the old ${TEMPROOT}"
491 echo ''
492 delete_temproot || exit 1
493 unset TEST_TEMP_ROOT
494 ;;
495 [tT])
496 echo " *** Enter new directory name for temporary root environment"
497 read TEMPROOT
498 ;;
499 [eE])
500 exit 0
501 ;;
502 '')
503 echo ''
504 echo " *** Leaving ${TEMPROOT} intact"
505 echo ''
506 unset TEST_TEMP_ROOT
507 ;;
508 *)
509 echo ''
510 echo "invalid choice: ${DELORNOT}"
511 echo ''
512 ;;
513 esac
514 ;;
515 *)
516 # If this is an auto-run, try a hopefully safe alternative then
517 # re-test anyway.
518 TEMPROOT=/var/tmp/temproot.`date +%m%d.%H.%M.%S`
519 ;;
520 esac
521 else
522 unset TEST_TEMP_ROOT
523 fi
524 done
525
526 echo "*** Creating the temporary root environment in ${TEMPROOT}"
527
528 if mkdir -p "${TEMPROOT}"; then
529 echo " *** ${TEMPROOT} ready for use"
530 fi
531
532 if [ ! -d "${TEMPROOT}" ]; then
533 echo ''
534 echo " *** FATAL ERROR: Cannot create ${TEMPROOT}"
535 echo ''
536 exit 1
537 fi
538
539 echo " *** Creating and populating directory structure in ${TEMPROOT}"
540 echo ''
541
542 case "${VERBOSE}" in
543 '') ;;
544 *)
545 press_to_continue
546 ;;
547 esac
548
549 case "${PRE_WORLD}" in
550 '')
551 { cd ${SOURCEDIR} &&
552 case "${DESTDIR}" in
553 '') ;;
554 *)
555 make DESTDIR=${DESTDIR} ${ARCHSTRING} distrib-dirs
556 ;;
557 esac
558 make DESTDIR=${TEMPROOT} ${ARCHSTRING} distrib-dirs &&
559 MAKEOBJDIRPREFIX=${TEMPROOT}/usr/obj make ${ARCHSTRING} obj &&
560 MAKEOBJDIRPREFIX=${TEMPROOT}/usr/obj make ${ARCHSTRING} all &&
561 MAKEOBJDIRPREFIX=${TEMPROOT}/usr/obj make ${ARCHSTRING} \
562 DESTDIR=${TEMPROOT} distribution;} ||
563 { echo '';
564 echo " *** FATAL ERROR: Cannot 'cd' to ${SOURCEDIR} and install files to";
565 echo " the temproot environment";
566 echo '';
567 exit 1;}
568 ;;
569 *)
570 # Only set up files that are crucial to {build|install}world
571 { mkdir -p ${TEMPROOT}/etc &&
572 cp -p ${SOURCEDIR}/master.passwd ${TEMPROOT}/etc &&
573 cp -p ${SOURCEDIR}/group ${TEMPROOT}/etc;} ||
574 { echo '';
575 echo ' *** FATAL ERROR: Cannot copy files to the temproot environment';
576 echo '';
577 exit 1;}
578 ;;
579 esac
580
581 # Doing the inventory and removing files that we don't want to compare only
582 # makes sense if we are not doing a rerun, since we have no way of knowing
583 # what happened to the files during previous incarnations.
584 case "${VERBOSE}" in
585 '') ;;
586 *)
587 echo ''
588 echo ' *** The following files exist only in the installed version of'
589 echo " ${DESTDIR}/etc. In the vast majority of cases these files"
590 echo ' are necessary parts of the system and should not be deleted.'
591 echo ' However because these files are not updated by this process you'
592 echo ' might want to verify their status before rebooting your system.'
593 echo ''
594 press_to_continue
595 diff -qr ${DESTDIR}/etc ${TEMPROOT}/etc | grep "^Only in ${DESTDIR}/etc" | ${PAGER}
596 echo ''
597 press_to_continue
598 ;;
599 esac
600
601 # Avoid comparing the motd if the user specifies it in .mergemasterrc
602 case "${IGNORE_MOTD}" in
603 '') ;;
604 *) rm -f ${TEMPROOT}/etc/motd
605 ;;
606 esac
607
608 # Avoid trying to update MAKEDEV if /dev is on a devfs
609 if /sbin/sysctl vfs.devfs.generation > /dev/null 2>&1 ; then
610 rm -f ${TEMPROOT}/dev/MAKEDEV ${TEMPROOT}/dev/MAKEDEV.local
611 fi
612
613 ;; # End of the "RERUN" test
614esac
615
616# We really don't want to have to deal with files like login.conf.db, pwd.db,
617# or spwd.db. Instead, we want to compare the text versions, and run *_mkdb.
618# Prompt the user to do so below, as needed.
619#
620rm -f ${TEMPROOT}/etc/*.db ${TEMPROOT}/etc/passwd
621
622# We only need to compare things like freebsd.cf once
623find ${TEMPROOT}/usr/obj -type f -delete 2>/dev/null
624
625# Delete 0 length files to make the mtree database as small as possible.
626find ${TEMPROOT} -type f -size 0 -delete 2>/dev/null
627
628# Build the mtree database in a temporary location.
629# TODO: Possibly use mktemp instead for security reasons?
630case "${PRE_WORLD}" in
631'') mtree -ci -p ${TEMPROOT} -k size,md5digest > ${DESTDIR}${MTREEDB}.new 2>/dev/null
632 ;;
633*) # We don't want to mess with the mtree database on a pre-world run.
634 ;;
635esac
636
637# Get ready to start comparing files
638
639# Check umask if not specified on the command line,
640# and we are not doing an autorun
641#
642if [ -z "${NEW_UMASK}" -a -z "${AUTO_RUN}" ]; then
643 USER_UMASK=`umask`
644 case "${USER_UMASK}" in
645 0022|022) ;;
646 *)
647 echo ''
648 echo " *** Your umask is currently set to ${USER_UMASK}. By default, this script"
649 echo " installs all files with the same user, group and modes that"
650 echo " they are created with by ${SOURCEDIR}/Makefile, compared to"
651 echo " a umask of 022. This umask allows world read permission when"
652 echo " the file's default permissions have it."
653 echo ''
654 echo " No world permissions can sometimes cause problems. A umask of"
655 echo " 022 will restore the default behavior, but is not mandatory."
656 echo " /etc/master.passwd is a special case. Its file permissions"
657 echo " will be 600 (rw-------) if installed."
658 echo ''
659 echo -n "What umask should I use? [${USER_UMASK}] "
660 read NEW_UMASK
661
662 NEW_UMASK="${NEW_UMASK:-$USER_UMASK}"
663 ;;
664 esac
665 echo ''
666fi
667
668CONFIRMED_UMASK=${NEW_UMASK:-0022}
669
670#
671# Warn users who still have old rc files
672#
673for file in atm devfs diskless1 diskless2 network network6 pccard \
674 serial syscons sysctl alpha amd64 i386 ia64 sparc64; do
675 if [ -f "${DESTDIR}/etc/rc.${file}" ]; then
676 OLD_RC_PRESENT=1
677 break
678 fi
679done
680
681case "${OLD_RC_PRESENT}" in
6821)
683 echo ''
684 echo " *** There are elements of the old rc system in ${DESTDIR}/etc/."
685 echo ''
686 echo ' While these scripts will not hurt anything, they are not'
687 echo ' functional on an up to date system, and can be removed.'
688 echo ''
689
690 case "${AUTO_RUN}" in
691 '')
692 echo -n 'Move these files to /var/tmp/mergemaster/old_rc? [yes] '
693 read MOVE_OLD_RC
694
695 case "${MOVE_OLD_RC}" in
696 [nN]*) ;;
697 *)
698 mkdir -p /var/tmp/mergemaster/old_rc
699 for file in atm devfs diskless1 diskless2 network network6 pccard \
700 serial syscons sysctl alpha amd64 i386 ia64 sparc64; do
701 if [ -f "${DESTDIR}/etc/rc.${file}" ]; then
702 mv ${DESTDIR}/etc/rc.${file} /var/tmp/mergemaster/old_rc/
703 fi
704 done
705 echo ' The files have been moved'
706 press_to_continue
707 ;;
708 esac
709 ;;
710 *) ;;
711 esac
712esac
713
714# Use the umask/mode information to install the files
715# Create directories as needed
716#
717do_install_and_rm () {
718 case "${PRESERVE_FILES}" in
719 [Yy][Ee][Ss])
720 if [ -f "${3}/${2##*/}" ]; then
721 mkdir -p ${PRESERVE_FILES_DIR}/${2%/*}
722 cp ${3}/${2##*/} ${PRESERVE_FILES_DIR}/${2%/*}
723 fi
724 ;;
725 esac
726
727 install -m "${1}" "${2}" "${3}" &&
728 rm -f "${2}"
729}
730
731# 4095 = "obase=10;ibase=8;07777" | bc
732find_mode () {
733 local OCTAL
734 OCTAL=$(( ~$(echo "obase=10; ibase=8; ${CONFIRMED_UMASK}" | bc) & 4095 &
735 $(echo "obase=10; ibase=8; $(stat -f "%OMp%OLp" ${1})" | bc) ))
736 printf "%04o\n" ${OCTAL}
737}
738
739mm_install () {
740 local INSTALL_DIR
741 INSTALL_DIR=${1#.}
742 INSTALL_DIR=${INSTALL_DIR%/*}
743
744 case "${INSTALL_DIR}" in
745 '')
746 INSTALL_DIR=/
747 ;;
748 esac
749
750 if [ -n "${DESTDIR}${INSTALL_DIR}" -a ! -d "${DESTDIR}${INSTALL_DIR}" ]; then
751 DIR_MODE=`find_mode "${TEMPROOT}/${INSTALL_DIR}"`
752 install -d -o root -g wheel -m "${DIR_MODE}" "${DESTDIR}${INSTALL_DIR}"
753 fi
754
755 FILE_MODE=`find_mode "${1}"`
756
757 if [ ! -x "${1}" ]; then
758 case "${1#.}" in
759 /etc/mail/aliases)
760 NEED_NEWALIASES=yes
761 ;;
762 /etc/login.conf)
763 NEED_CAP_MKDB=yes
764 ;;
765 /etc/master.passwd)
766 do_install_and_rm 600 "${1}" "${DESTDIR}${INSTALL_DIR}"
767 NEED_PWD_MKDB=yes
768 DONT_INSTALL=yes
769 ;;
770 /.cshrc | /.profile)
771 case "${AUTO_INSTALL}" in
772 '')
773 case "${LINK_EXPLAINED}" in
774 '')
775 echo " *** Historically BSD derived systems have had a"
776 echo " hard link from /.cshrc and /.profile to"
777 echo " their namesakes in /root. Please indicate"
778 echo " your preference below for bringing your"
779 echo " installed files up to date."
780 echo ''
781 LINK_EXPLAINED=yes
782 ;;
783 esac
784
785 echo " Use 'd' to delete the temporary ${COMPFILE}"
786 echo " Use 'l' to delete the existing ${DESTDIR}${COMPFILE#.} and create the link"
787 echo ''
788 echo " Default is to leave the temporary file to deal with by hand"
789 echo ''
790 echo -n " How should I handle ${COMPFILE}? [Leave it to install later] "
791 read HANDLE_LINK
792 ;;
793 *) # Part of AUTO_INSTALL
794 HANDLE_LINK=l
795 ;;
796 esac
797
798 case "${HANDLE_LINK}" in
799 [dD]*)
800 rm "${COMPFILE}"
801 echo ''
802 echo " *** Deleting ${COMPFILE}"
803 ;;
804 [lL]*)
805 echo ''
806 rm -f "${DESTDIR}${COMPFILE#.}"
807 if ln "${DESTDIR}/root/${COMPFILE##*/}" "${DESTDIR}${COMPFILE#.}"; then
808 echo " *** Link from ${DESTDIR}${COMPFILE#.} to ${DESTDIR}/root/${COMPFILE##*/} installed successfully"
809 rm "${COMPFILE}"
810 else
811 echo " *** Error linking ${DESTDIR}${COMPFILE#.} to ${DESTDIR}/root/${COMPFILE##*/}, ${COMPFILE} will remain to install by hand"
812 fi
813 ;;
814 *)
815 echo " *** ${COMPFILE} will remain for your consideration"
816 ;;
817 esac
818 DONT_INSTALL=yes
819 ;;
820 esac
821
822 case "${DONT_INSTALL}" in
823 '')
824 do_install_and_rm "${FILE_MODE}" "${1}" "${DESTDIR}${INSTALL_DIR}"
825 ;;
826 *)
827 unset DONT_INSTALL
828 ;;
829 esac
830 else # File matched -x
831 case "${1#.}" in
832 /dev/MAKEDEV)
833 NEED_MAKEDEV=yes
834 ;;
835 esac
836 do_install_and_rm "${FILE_MODE}" "${1}" "${DESTDIR}${INSTALL_DIR}"
837 fi
838 return $?
839}
840
841if [ ! -d "${TEMPROOT}" ]; then
842 echo "*** FATAL ERROR: The temproot directory (${TEMPROOT})"
843 echo ' has disappeared!'
844 echo ''
845 exit 1
846fi
847
848echo ''
849echo "*** Beginning comparison"
850echo ''
851
852# Pre-world does not populate /etc/rc.d.
853# It is very possible that a previous run would have deleted files in
854# ${TEMPROOT}/etc/rc.d, thus creating a lot of false positives.
855if [ -z "${PRE_WORLD}" -a -z "${RERUN}" ]; then
856 echo " *** Checking ${DESTDIR}/etc/rc.d for stale files"
857 echo ''
858 cd "${DESTDIR}/etc/rc.d" &&
859 for file in *; do
860 if [ ! -e "${TEMPROOT}/etc/rc.d/${file}" ]; then
861 STALE_RC_FILES="${STALE_RC_FILES} ${file}"
862 fi
863 done
864 case "${STALE_RC_FILES}" in
865 ''|' *')
866 echo ' *** No stale files found'
867 ;;
868 *)
869 echo " *** The following files exist in ${DESTDIR}/etc/rc.d but not in"
870 echo " ${TEMPROOT}/etc/rc.d/:"
871 echo ''
872 echo "${STALE_RC_FILES}"
873 echo ''
874 echo ' The presence of stale files in this directory can cause the'
875 echo ' dreaded unpredictable results, and therefore it is highly'
876 echo ' recommended that you delete them.'
877 case "${AUTO_RUN}" in
878 '')
879 echo ''
880 echo -n ' *** Delete them now? [n] '
881 read DELETE_STALE_RC_FILES
882 case "${DELETE_STALE_RC_FILES}" in
883 [yY])
884 echo ' *** Deleting ... '
885 rm ${STALE_RC_FILES}
886 echo ' done.'
887 ;;
888 *)
889 echo ' *** Files will not be deleted'
890 ;;
891 esac
892 sleep 2
893 ;;
894 esac
895 ;;
896 esac
897 echo ''
898fi
899
900cd "${TEMPROOT}"
901
902if [ -r "${MM_PRE_COMPARE_SCRIPT}" ]; then
903 . "${MM_PRE_COMPARE_SCRIPT}"
904fi
905
906# Using -size +0 avoids uselessly checking the empty log files created
907# by ${SOURCEDIR}/Makefile and the device entries in ./dev, but does
908# check the scripts in ./dev, as we'd like (assuming no devfs of course).
909#
910for COMPFILE in `find . -type f -size +0`; do
911
912 # First, check to see if the file exists in DESTDIR. If not, the
913 # diff_loop function knows how to handle it.
914 #
915 if [ ! -e "${DESTDIR}${COMPFILE#.}" ]; then
916 case "${AUTO_RUN}" in
917 '')
918 diff_loop
919 ;;
920 *)
921 case "${AUTO_INSTALL}" in
922 '')
923 # If this is an auto run, make it official
924 echo " *** ${COMPFILE} will remain for your consideration"
925 ;;
926 *)
927 diff_loop
928 ;;
929 esac
930 ;;
931 esac # Auto run test
932 continue
933 fi
934
935 case "${STRICT}" in
936 '' | [Nn][Oo])
937 # Compare CVS $Id's first so if the file hasn't been modified
938 # local changes will be ignored.
939 # If the files have the same $Id, delete the one in temproot so the
940 # user will have less to wade through if files are left to merge by hand.
941 #
942 CVSID1=`grep "[$]${CVS_ID_TAG}:" ${DESTDIR}${COMPFILE#.} 2>/dev/null`
943 CVSID2=`grep "[$]${CVS_ID_TAG}:" ${COMPFILE} 2>/dev/null` || CVSID2=none
944
945 case "${CVSID2}" in
946 "${CVSID1}")
947 echo " *** Temp ${COMPFILE} and installed have the same CVS Id, deleting"
948 rm "${COMPFILE}"
949 ;;
950 esac
951 ;;
952 esac
953
954 # If the file is still here either because the $Ids are different, the
955 # file doesn't have an $Id, or we're using STRICT mode; look at the diff.
956 #
957 if [ -f "${COMPFILE}" ]; then
958
959 # Do an absolute diff first to see if the files are actually different.
960 # If they're not different, delete the one in temproot.
961 #
962 if diff -q ${DIFF_OPTIONS} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" > \
963 /dev/null 2>&1; then
964 echo " *** Temp ${COMPFILE} and installed are the same, deleting"
965 rm "${COMPFILE}"
966 else
967 # Ok, the files are different, so show the user where they differ.
968 # Use user's choice of diff methods; and user's pager if they have one.
969 # Use more if not.
970 # Use unified diffs by default. Context diffs give me a headache. :)
971 #
972 case "${AUTO_RUN}" in
973 '')
974 # prompt user to install/delete/merge changes
975 diff_loop
976 ;;
977 *)
978 # If this is an auto run, make it official
979 echo " *** ${COMPFILE} will remain for your consideration"
980 ;;
981 esac # Auto run test
982 fi # Yes, the files are different
983 fi # Yes, the file still remains to be checked
984done # This is for the do way up there at the beginning of the comparison
985
986echo ''
987echo "*** Comparison complete"
988
989if [ -f "${DESTDIR}${MTREEDB}.new" ]; then
990 echo "*** Saving mtree database for future upgrades"
991 mv -f ${DESTDIR}${MTREEDB}.new ${DESTDIR}${MTREEDB} 2>/dev/null
992fi
993
994echo ''
995
996TEST_FOR_FILES=`find ${TEMPROOT} -type f -size +0 2>/dev/null`
997if [ -n "${TEST_FOR_FILES}" ]; then
998 echo "*** Files that remain for you to merge by hand:"
999 find "${TEMPROOT}" -type f -size +0
1000 echo ''
1001fi
1002
1003case "${AUTO_RUN}" in
1004'')
1005 echo -n "Do you wish to delete what is left of ${TEMPROOT}? [no] "
1006 read DEL_TEMPROOT
1007
1008 case "${DEL_TEMPROOT}" in
1009 [yY]*)
1010 if delete_temproot; then
1011 echo " *** ${TEMPROOT} has been deleted"
1012 else
1013 echo " *** Unable to delete ${TEMPROOT}"
1014 fi
1015 ;;
1016 *)
1017 echo " *** ${TEMPROOT} will remain"
1018 ;;
1019 esac
1020 ;;
1021*) ;;
1022esac
1023
1024case "${AUTO_INSTALLED_FILES}" in
1025'') ;;
1026*)
1027 case "${AUTO_RUN}" in
1028 '')
1029 (
1030 echo ''
1031 echo '*** You chose the automatic install option for files that did not'
1032 echo ' exist on your system. The following were installed for you:'
1033 echo "${AUTO_INSTALLED_FILES}"
1034 ) | ${PAGER}
1035 ;;
1036 *)
1037 echo ''
1038 echo '*** You chose the automatic install option for files that did not'
1039 echo ' exist on your system. The following were installed for you:'
1040 echo "${AUTO_INSTALLED_FILES}"
1041 ;;
1042 esac
1043 ;;
1044esac
1045
1046case "${AUTO_UPGRADED_FILES}" in
1047'') ;;
1048*)
1049 case "${AUTO_RUN}" in
1050 '')
1051 (
1052 echo ''
1053 echo '*** You chose the automatic upgrade option for files that you did'
1054 echo ' not alter on your system. The following were upgraded for you:'
1055 echo "${AUTO_UPGRADED_FILES}"
1056 ) | ${PAGER}
1057 ;;
1058 *)
1059 echo ''
1060 echo '*** You chose the automatic upgrade option for files that you did'
1061 echo ' not alter on your system. The following were upgraded for you:'
1062 echo "${AUTO_UPGRADED_FILES}"
1063 ;;
1064 esac
1065 ;;
1066esac
1067
1068run_it_now () {
1069 case "${AUTO_RUN}" in
1070 '')
1071 unset YES_OR_NO
1072 echo ''
1073 echo -n ' Would you like to run it now? y or n [n] '
1074 read YES_OR_NO
1075
1076 case "${YES_OR_NO}" in
1077 y)
1078 echo " Running ${1}"
1079 echo ''
1080 eval "${1}"
1081 ;;
1082 ''|n)
1083 echo ''
1084 echo " *** Cancelled"
1085 echo ''
1086 echo " Make sure to run ${1} yourself"
1087 ;;
1088 *)
1089 echo ''
1090 echo " *** Sorry, I do not understand your answer (${YES_OR_NO})"
1091 echo ''
1092 echo " Make sure to run ${1} yourself"
1093 esac
1094 ;;
1095 *) ;;
1096 esac
1097}
1098
1099case "${NEED_MAKEDEV}" in
1100'') ;;
1101*)
1102 echo ''
1103 echo "*** You installed a new ${DESTDIR}/dev/MAKEDEV script, so make sure that you run"
1104 echo " 'cd ${DESTDIR}/dev && /bin/sh MAKEDEV all' to rebuild your devices"
1105 run_it_now "cd ${DESTDIR}/dev && /bin/sh MAKEDEV all"
1106 ;;
1107esac
1108
1109case "${NEED_NEWALIASES}" in
1110'') ;;
1111*)
1112 echo ''
1113 if [ -n "${DESTDIR}" ]; then
1114 echo "*** You installed a new aliases file into ${DESTDIR}/etc/mail, but"
1115 echo " the newaliases command is limited to the directories configured"
1116 echo " in sendmail.cf. Make sure to create your aliases database by"
1117 echo " hand when your sendmail configuration is done."
1118 else
1119 echo "*** You installed a new aliases file, so make sure that you run"
1120 echo " '/usr/bin/newaliases' to rebuild your aliases database"
1121 run_it_now '/usr/bin/newaliases'
1122 fi
1123 ;;
1124esac
1125
1126case "${NEED_CAP_MKDB}" in
1127'') ;;
1128*)
1129 echo ''
1130 echo "*** You installed a login.conf file, so make sure that you run"
1131 echo " '/usr/bin/cap_mkdb ${DESTDIR}/etc/login.conf'"
1132 echo " to rebuild your login.conf database"
1133 run_it_now "/usr/bin/cap_mkdb ${DESTDIR}/etc/login.conf"
1134 ;;
1135esac
1136
1137case "${NEED_PWD_MKDB}" in
1138'') ;;
1139*)
1140 echo ''
1141 echo "*** You installed a new master.passwd file, so make sure that you run"
1142 if [ -n "${DESTDIR}" ]; then
1143 echo " '/usr/sbin/pwd_mkdb -d ${DESTDIR}/etc -p ${DESTDIR}/etc/master.passwd'"
1144 echo " to rebuild your password files"
1145 run_it_now "/usr/sbin/pwd_mkdb -d ${DESTDIR}/etc -p ${DESTDIR}/etc/master.passwd"
1146 else
1147 echo " '/usr/sbin/pwd_mkdb -p /etc/master.passwd'"
1148 echo " to rebuild your password files"
1149 run_it_now '/usr/sbin/pwd_mkdb -p /etc/master.passwd'
1150 fi
1151 ;;
1152esac
1153
1154echo ''
1155
1156if [ -r "${MM_EXIT_SCRIPT}" ]; then
1157 . "${MM_EXIT_SCRIPT}"
1158fi
1159
1160case "${COMP_CONFS}" in
1161'') ;;
1162*)
1163 . ${DESTDIR}/etc/defaults/rc.conf
1164
1165 (echo ''
1166 echo "*** Comparing conf files: ${rc_conf_files}"
1167
1168 for CONF_FILE in ${rc_conf_files}; do
1169 if [ -r "${DESTDIR}${CONF_FILE}" ]; then
1170 echo ''
1171 echo "*** From ${DESTDIR}${CONF_FILE}"
1172 echo "*** From ${DESTDIR}/etc/defaults/rc.conf"
1173
1174 for RC_CONF_VAR in `grep -i ^[a-z] ${DESTDIR}${CONF_FILE} |
1175 cut -d '=' -f 1`; do
1176 echo ''
1177 grep -w ^${RC_CONF_VAR} ${DESTDIR}${CONF_FILE}
1178 grep -w ^${RC_CONF_VAR} ${DESTDIR}/etc/defaults/rc.conf ||
1179 echo ' * No default variable with this name'
1180 done
1181 fi
1182 done) | ${PAGER}
1183 echo ''
1184 ;;
1185esac
1186
1187case "${PRE_WORLD}" in
1188'') ;;
1189*)
1190 MAKE_CONF="${SOURCEDIR%etc}share/examples/etc/make.conf"
1191
1192 (echo ''
1193 echo '*** Comparing make variables'
1194 echo ''
1195 echo "*** From ${DESTDIR}/etc/make.conf"
1196 echo "*** From ${MAKE_CONF}"
1197
1198 for MAKE_VAR in `grep -i ^[a-z] ${DESTDIR}/etc/make.conf | cut -d '=' -f 1`; do
1199 echo ''
1200 grep -w ^${MAKE_VAR} ${DESTDIR}/etc/make.conf
1201 grep -w ^#${MAKE_VAR} ${MAKE_CONF} ||
1202 echo ' * No example variable with this name'
1203 done) | ${PAGER}
1204 ;;
1205esac
1206
1207exit 0
1208