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 (c) 1998-2012 Douglas Barton, All rights reserved
9# Please see detailed copyright below
10
11PATH=/bin:/usr/bin:/usr/sbin
12
13display_usage () {
14  VERSION_NUMBER=`grep "[$]FreeBSD:" $0 | cut -d ' ' -f 4`
15  echo "mergemaster version ${VERSION_NUMBER}"
16  echo 'Usage: mergemaster [-scrvhpCP] [-a|[-iFU]] [--run-updates=always|never]'
17  echo '    [-m /path] [-t /path] [-d] [-u N] [-w N] [-A arch] [-D /path]'
18  echo "Options:"
19  echo "  -s  Strict comparison (diff every pair of files)"
20  echo "  -c  Use context diff instead of unified diff"
21  echo "  -r  Re-run on a previously cleaned directory (skip temproot creation)"
22  echo "  -v  Be more verbose about the process, include additional checks"
23  echo "  -a  Leave all files that differ to merge by hand"
24  echo "  -h  Display more complete help"
25  echo '  -i  Automatically install files that do not exist in destination directory'
26  echo '  -p  Pre-buildworld mode, only compares crucial files'
27  echo '  -F  Install files that differ only by revision control Id ($FreeBSD)'
28  echo '  -C  Compare local rc.conf variables to the defaults'
29  echo '  -P  Preserve files that are overwritten'
30  echo "  -U  Attempt to auto upgrade files that have not been user modified"
31  echo '      ***DANGEROUS***'
32  echo '  --run-updates=  Specify always or never to run newalises, pwd_mkdb, etc.'
33  echo ''
34  echo "  -m /path/directory  Specify location of source to do the make in"
35  echo "  -t /path/directory  Specify temp root directory"
36  echo "  -d  Add date and time to directory name (e.g., /var/tmp/temproot.`date +%m%d.%H.%M`)"
37  echo "  -u N  Specify a numeric umask"
38  echo "  -w N  Specify a screen width in columns to sdiff"
39  echo "  -A architecture  Alternative architecture name to pass to make"
40  echo '  -D /path/directory  Specify the destination directory to install files to'
41  echo ''
42}
43
44display_help () {
45  echo "* To specify a directory other than /var/tmp/temproot for the"
46  echo "  temporary root environment, use -t /path/to/temp/root"
47  echo "* The -w option takes a number as an argument for the column width"
48  echo "  of the screen.  The default is 80."
49  echo '* The -a option causes mergemaster to run without prompting.'
50}
51
52# Loop allowing the user to use sdiff to merge files and display the merged
53# file.
54merge_loop () {
55  case "${VERBOSE}" in
56  '') ;;
57  *)
58      echo "   *** Type h at the sdiff prompt (%) to get usage help"
59      ;;
60  esac
61  echo ''
62  MERGE_AGAIN=yes
63  while [ "${MERGE_AGAIN}" = "yes" ]; do
64    # Prime file.merged so we don't blat the owner/group id's
65    cp -p "${COMPFILE}" "${COMPFILE}.merged"
66    sdiff -o "${COMPFILE}.merged" --text --suppress-common-lines \
67      --width=${SCREEN_WIDTH:-80} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}"
68    INSTALL_MERGED=V
69    while [ "${INSTALL_MERGED}" = "v" -o "${INSTALL_MERGED}" = "V" ]; do
70      echo ''
71      echo "  Use 'i' to install merged file"
72      echo "  Use 'r' to re-do the merge"
73      echo "  Use 'v' to view the merged file"
74      echo "  Default is to leave the temporary file to deal with by hand"
75      echo ''
76      echo -n "    *** How should I deal with the merged file? [Leave it for later] "
77      read INSTALL_MERGED
78
79      case "${INSTALL_MERGED}" in
80      [iI])
81        mv "${COMPFILE}.merged" "${COMPFILE}"
82        echo ''
83        if mm_install "${COMPFILE}"; then
84          echo "     *** Merged version of ${COMPFILE} installed successfully"
85        else
86          echo "     *** Problem installing ${COMPFILE}, it will remain to merge by hand later"
87        fi
88        unset MERGE_AGAIN
89        ;;
90      [rR])
91        rm "${COMPFILE}.merged"
92        ;;
93      [vV])
94        ${PAGER} "${COMPFILE}.merged"
95        ;;
96      '')
97        echo "   *** ${COMPFILE} will remain for your consideration"
98        unset MERGE_AGAIN
99        ;;
100      *)
101        echo "invalid choice: ${INSTALL_MERGED}"
102        INSTALL_MERGED=V
103        ;;
104      esac
105    done
106  done
107}
108
109# Loop showing user differences between files, allow merge, skip or install
110# options
111diff_loop () {
112
113  HANDLE_COMPFILE=v
114
115  while [ "${HANDLE_COMPFILE}" = "v" -o "${HANDLE_COMPFILE}" = "V" -o \
116    "${HANDLE_COMPFILE}" = "NOT V" ]; do
117    if [ -f "${DESTDIR}${COMPFILE#.}" -a -f "${COMPFILE}" ]; then
118      if [ -n "${AUTO_UPGRADE}" -a -n "${CHANGED}" ]; then
119        case "${CHANGED}" in
120        *:${DESTDIR}${COMPFILE#.}:*) ;;		# File has been modified
121        *)
122          echo ''
123          echo "  *** ${COMPFILE} has not been user modified."
124          echo ''
125
126          if mm_install "${COMPFILE}"; then
127            echo "   *** ${COMPFILE} upgraded successfully"
128            echo ''
129            # Make the list print one file per line
130            AUTO_UPGRADED_FILES="${AUTO_UPGRADED_FILES}      ${DESTDIR}${COMPFILE#.}
131"
132          else
133            echo "   *** Problem upgrading ${COMPFILE}, it will remain to merge by hand"
134          fi
135          return
136          ;;
137        esac
138      fi
139      if [ "${HANDLE_COMPFILE}" = "v" -o "${HANDLE_COMPFILE}" = "V" ]; then
140	echo ''
141	echo '   ======================================================================   '
142	echo ''
143        (
144          echo "  *** Displaying differences between installed version and ${COMPFILE}:"
145          echo ''
146          diff ${DIFF_FLAG} ${DIFF_OPTIONS} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}"
147        ) | ${PAGER}
148        echo ''
149      fi
150    else
151      echo ''
152      echo "  *** There is no installed version of ${COMPFILE}"
153      echo ''
154      case "${AUTO_INSTALL}" in
155      [Yy][Ee][Ss])
156        echo ''
157        if mm_install "${COMPFILE}"; then
158          echo "   *** ${COMPFILE} installed successfully"
159          echo ''
160          # Make the list print one file per line
161          AUTO_INSTALLED_FILES="${AUTO_INSTALLED_FILES}      ${DESTDIR}${COMPFILE#.}
162"
163        else
164          echo "   *** Problem installing ${COMPFILE}, it will remain to merge by hand"
165        fi
166        return
167        ;;
168      *)
169        NO_INSTALLED=yes
170        ;;
171      esac
172    fi
173
174    echo "  Use 'd' to delete the temporary ${COMPFILE}"
175    echo "  Use 'i' to install the temporary ${COMPFILE}"
176    case "${NO_INSTALLED}" in
177    '')
178      echo "  Use 'm' to merge the temporary and installed versions"
179      echo "  Use 'v' to view the diff results again"
180      ;;
181    esac
182    echo ''
183    echo "  Default is to leave the temporary file to deal with by hand"
184    echo ''
185    echo -n "How should I deal with this? [Leave it for later] "
186    read HANDLE_COMPFILE
187
188    case "${HANDLE_COMPFILE}" in
189    [dD])
190      rm "${COMPFILE}"
191      echo ''
192      echo "   *** Deleting ${COMPFILE}"
193      ;;
194    [iI])
195      echo ''
196      if mm_install "${COMPFILE}"; then
197        echo "   *** ${COMPFILE} installed successfully"
198      else
199        echo "   *** Problem installing ${COMPFILE}, it will remain to merge by hand"
200      fi
201      ;;
202    [mM])
203      case "${NO_INSTALLED}" in
204      '')
205        # interact with user to merge files
206        merge_loop
207        ;;
208      *)
209        echo ''
210        echo "   *** There is no installed version of ${COMPFILE}"
211        echo ''
212        HANDLE_COMPFILE="NOT V"
213        ;;
214      esac # End of "No installed version of file but user selected merge" test
215      ;;
216    [vV])
217      continue
218      ;;
219    '')
220      echo ''
221      echo "   *** ${COMPFILE} will remain for your consideration"
222      ;;
223    *)
224      # invalid choice, show menu again.
225      echo "invalid choice: ${HANDLE_COMPFILE}"
226      echo ''
227      HANDLE_COMPFILE="NOT V"
228      continue
229      ;;
230    esac  # End of "How to handle files that are different"
231  done
232  unset NO_INSTALLED
233  echo ''
234  case "${VERBOSE}" in
235  '') ;;
236  *)
237    sleep 3
238    ;;
239  esac
240}
241
242press_to_continue () {
243  local DISCARD
244  echo -n ' *** Press the [Enter] or [Return] key to continue '
245  read DISCARD
246}
247
248# Set the default path for the temporary root environment
249#
250TEMPROOT='/var/tmp/temproot'
251
252# Read /etc/mergemaster.rc first so the one in $HOME can override
253#
254if [ -r /etc/mergemaster.rc ]; then
255  . /etc/mergemaster.rc
256fi
257
258# Read .mergemasterrc before command line so CLI can override
259#
260if [ -r "$HOME/.mergemasterrc" ]; then
261  . "$HOME/.mergemasterrc"
262fi
263
264for var in "$@" ; do
265  case "$var" in
266  --run-updates*)
267    RUN_UPDATES=`echo ${var#--run-updates=} | tr [:upper:] [:lower:]`
268    ;;
269  *)
270    newopts="$newopts $var"
271    ;;
272  esac
273done
274
275set -- $newopts
276unset var newopts
277
278# Check the command line options
279#
280while getopts ":ascrvhipCPm:t:du:w:D:A:FU" COMMAND_LINE_ARGUMENT ; do
281  case "${COMMAND_LINE_ARGUMENT}" in
282  A)
283    ARCHSTRING='TARGET_ARCH='${OPTARG}
284    ;;
285  F)
286    FREEBSD_ID=yes
287    ;;
288  U)
289    AUTO_UPGRADE=yes
290    ;;
291  s)
292    STRICT=yes
293    unset DIFF_OPTIONS
294    ;;
295  c)
296    DIFF_FLAG='-c'
297    ;;
298  r)
299    RERUN=yes
300    ;;
301  v)
302    case "${AUTO_RUN}" in
303    '') VERBOSE=yes ;;
304    esac
305    ;;
306  a)
307    AUTO_RUN=yes
308    unset VERBOSE
309    ;;
310  h)
311    display_usage
312    display_help
313    exit 0
314    ;;
315  i)
316    AUTO_INSTALL=yes
317    ;;
318  C)
319    COMP_CONFS=yes
320    ;;
321  P)
322    PRESERVE_FILES=yes
323    ;;
324  p)
325    PRE_WORLD=yes
326    unset COMP_CONFS
327    unset AUTO_RUN
328    ;;
329  m)
330    SOURCEDIR=${OPTARG}
331    ;;
332  t)
333    TEMPROOT=${OPTARG}
334    ;;
335  d)
336    TEMPROOT=${TEMPROOT}.`date +%m%d.%H.%M`
337    ;;
338  u)
339    NEW_UMASK=${OPTARG}
340    ;;
341  w)
342    SCREEN_WIDTH=${OPTARG}
343    ;;
344  D)
345    DESTDIR=${OPTARG}
346    ;;
347  *)
348    display_usage
349    exit 1
350    ;;
351  esac
352done
353
354if [ -n "$AUTO_RUN" ]; then
355  if [ -n "$FREEBSD_ID" -o -n "$AUTO_UPGRADE" -o -n "$AUTO_INSTALL" ]; then
356    echo ''
357    echo "*** You have included the -a option along with one or more options"
358    echo '    that indicate that you wish mergemaster to actually make updates'
359    echo '    (-F, -U, or -i), however these options are not compatible.'
360    echo '    Please read mergemaster(8) for more information.'
361    echo ''
362    exit 1
363  fi
364fi
365
366# Assign the location of the mtree database
367#
368MTREEDB=${MTREEDB:-${DESTDIR}/var/db}
369MTREEFILE="${MTREEDB}/mergemaster.mtree"
370
371# Don't force the user to set this in the mergemaster rc file
372if [ -n "${PRESERVE_FILES}" -a -z "${PRESERVE_FILES_DIR}" ]; then
373  PRESERVE_FILES_DIR=/var/tmp/mergemaster/preserved-files-`date +%y%m%d-%H%M%S`
374  mkdir -p ${PRESERVE_FILES_DIR}
375fi
376
377# Check for the mtree database in DESTDIR
378case "${AUTO_UPGRADE}" in
379'') ;;	# If the option is not set no need to run the test or warn the user
380*)
381  if [ ! -s "${MTREEFILE}" ]; then
382    echo ''
383    echo "*** Unable to find mtree database (${MTREEFILE})."
384    echo "    Skipping auto-upgrade on this run."
385    echo "    It will be created for the next run when this one is complete."
386    echo ''
387    case "${AUTO_RUN}" in
388    '')
389      press_to_continue
390      ;;
391    esac
392    unset AUTO_UPGRADE
393  fi
394  ;;
395esac
396
397if [ -e "${DESTDIR}/etc/fstab" ]; then
398  if grep -q nodev ${DESTDIR}/etc/fstab; then
399    echo ''
400    echo "*** You have the deprecated 'nodev' option in ${DESTDIR}/etc/fstab."
401    echo "    This can prevent the filesystem from being mounted on reboot."
402    echo "    Please update your fstab before continuing."
403    echo "    See fstab(5) for more information."
404    echo ''
405    exit 1
406  fi
407fi
408
409echo ''
410
411# If the user has a pager defined, make sure we can run it
412#
413case "${DONT_CHECK_PAGER}" in
414'')
415check_pager () {
416  while ! type "${PAGER%% *}" >/dev/null; do
417    echo " *** Your PAGER environment variable specifies '${PAGER}', but"
418    echo "     due to the limited PATH that I use for security reasons,"
419    echo "     I cannot execute it.  So, what would you like to do?"
420    echo ''
421    echo "  Use 'e' to exit mergemaster and fix your PAGER variable"
422    echo "  Use 'l' to set PAGER to 'less' for this run"
423    echo "  Use 'm' to use plain old 'more' as your PAGER for this run"
424    echo ''
425    echo "  or you may type an absolute path to PAGER for this run"
426    echo ''
427    echo "  Default is to use 'less' "
428    echo ''
429    echo -n "What should I do? [Use 'less'] "
430    read FIXPAGER
431
432    case "${FIXPAGER}" in
433    [eE])
434       exit 0
435       ;;
436    [lL]|'')
437       PAGER=less
438       ;;
439    [mM])
440       PAGER=more
441       ;;
442    /*)
443       PAGER="$FIXPAGER"
444       ;;
445    *)
446       echo ''
447       echo "invalid choice: ${FIXPAGER}"
448    esac
449    echo ''
450  done
451}
452  if [ -n "${PAGER}" ]; then
453    check_pager
454  fi
455  ;;
456esac
457
458# If user has a pager defined, or got assigned one above, use it.
459# If not, use less.
460#
461PAGER=${PAGER:-less}
462
463if [ -n "${VERBOSE}" -a ! "${PAGER}" = "less" ]; then
464  echo " *** You have ${PAGER} defined as your pager so we will use that"
465  echo ''
466  sleep 3
467fi
468
469# Assign the diff flag once so we will not have to keep testing it
470#
471DIFF_FLAG=${DIFF_FLAG:--u}
472
473# Assign the source directory
474#
475SOURCEDIR=${SOURCEDIR:-/usr/src}
476if [ ! -f ${SOURCEDIR}/Makefile.inc1 -a \
477   -f ${SOURCEDIR}/../Makefile.inc1 ]; then
478  echo " *** The source directory you specified (${SOURCEDIR})"
479  echo "     will be reset to ${SOURCEDIR}/.."
480  echo ''
481  sleep 3
482  SOURCEDIR=${SOURCEDIR}/..
483fi
484if [ ! -f ${SOURCEDIR}/Makefile.inc1 ]; then
485    echo     "*** ${SOURCEDIR} was not found."
486    if [ -f ./Makefile.inc1 ]; then
487	echo "    Found Makefile.inc1 in the current directory."
488	echo -n "    Would you like to set SOURCEDIR to $(pwd)? [no and exit] "
489	read SRCDOT
490	case "${SRCDOT}" in
491	    [yY]*)
492		echo "    *** Setting SOURCEDIR to $(pwd)"
493		SOURCEDIR=$(pwd)
494		;;
495	    *)
496		echo "    **** No suitable ${SOURCEDIR} found, exiting"
497		exit 1
498		;;
499	esac
500    else
501	echo "    **** No suitable ${SOURCEDIR} found, exiting"
502	exit 1
503    fi
504fi
505SOURCEDIR=$(realpath "$SOURCEDIR")
506
507# Setup make to use system files from SOURCEDIR
508MM_MAKE="make ${ARCHSTRING} -m ${SOURCEDIR}/share/mk -DNO_FILEMON"
509MM_MAKE="${MM_MAKE} -j$(/sbin/sysctl -n hw.ncpu)"
510
511# Check DESTDIR against the mergemaster mtree database to see what
512# files the user changed from the reference files.
513#
514if [ -n "${AUTO_UPGRADE}" -a -s "${MTREEFILE}" ]; then
515	# Force FreeBSD 9 compatible output when available.
516	if mtree -F freebsd9 -c -p /var/empty/ > /dev/null 2>&1; then
517		MTREE_FLAVOR="-F freebsd9"
518	else
519		MTREE_FLAVOR=
520	fi
521	CHANGED=:
522	for file in `mtree -eqL ${MTREE_FLAVOR} -f ${MTREEFILE} -p ${DESTDIR}/ \
523		2>/dev/null | awk '($2 == "changed") {print $1}'`; do
524		if [ -f "${DESTDIR}/$file" ]; then
525			CHANGED="${CHANGED}${DESTDIR}/${file}:"
526		fi
527	done
528	[ "$CHANGED" = ':' ] && unset CHANGED
529fi
530
531# Check the width of the user's terminal
532#
533if [ -t 0 ]; then
534  w=`tput columns`
535  case "${w}" in
536  0|'') ;; # No-op, since the input is not valid
537  *)
538    case "${SCREEN_WIDTH}" in
539    '') SCREEN_WIDTH="${w}" ;;
540    "${w}") ;; # No-op, since they are the same
541    *)
542      echo -n "*** You entered ${SCREEN_WIDTH} as your screen width, but stty "
543      echo "thinks it is ${w}."
544      echo ''
545      echo -n "What would you like to use? [${w}] "
546      read SCREEN_WIDTH
547      case "${SCREEN_WIDTH}" in
548      '') SCREEN_WIDTH="${w}" ;;
549      esac
550      ;;
551    esac
552  esac
553fi
554
555# Define what $Id tag to look for to aid portability.
556#
557ID_TAG=FreeBSD
558
559delete_temproot () {
560  rm -rf "${TEMPROOT}" 2>/dev/null
561  chflags -R 0 "${TEMPROOT}" 2>/dev/null
562  rm -rf "${TEMPROOT}" || { echo "*** Unable to delete ${TEMPROOT}";  exit 1; }
563}
564
565case "${RERUN}" in
566'')
567  # Set up the loop to test for the existence of the
568  # temp root directory.
569  #
570  TEST_TEMP_ROOT=yes
571  while [ "${TEST_TEMP_ROOT}" = "yes" ]; do
572    if [ -d "${TEMPROOT}" ]; then
573      echo "*** The directory specified for the temporary root environment,"
574      echo "    ${TEMPROOT}, exists.  This can be a security risk if untrusted"
575      echo "    users have access to the system."
576      echo ''
577      case "${AUTO_RUN}" in
578      '')
579        echo "  Use 'd' to delete the old ${TEMPROOT} and continue"
580        echo "  Use 't' to select a new temporary root directory"
581        echo "  Use 'e' to exit mergemaster"
582        echo ''
583        echo "  Default is to use ${TEMPROOT} as is"
584        echo ''
585        echo -n "How should I deal with this? [Use the existing ${TEMPROOT}] "
586        read DELORNOT
587
588        case "${DELORNOT}" in
589        [dD])
590          echo ''
591          echo "   *** Deleting the old ${TEMPROOT}"
592          echo ''
593          delete_temproot
594          unset TEST_TEMP_ROOT
595          ;;
596        [tT])
597          echo "   *** Enter new directory name for temporary root environment"
598          read TEMPROOT
599          ;;
600        [eE])
601          exit 0
602          ;;
603        '')
604          echo ''
605          echo "   *** Leaving ${TEMPROOT} intact"
606          echo ''
607          unset TEST_TEMP_ROOT
608          ;;
609        *)
610          echo ''
611          echo "invalid choice: ${DELORNOT}"
612          echo ''
613          ;;
614        esac
615        ;;
616      *)
617        # If this is an auto-run, try a hopefully safe alternative then
618        # re-test anyway.
619        TEMPROOT=/var/tmp/temproot.`date +%m%d.%H.%M.%S`
620        ;;
621      esac
622    else
623      unset TEST_TEMP_ROOT
624    fi
625  done
626
627  echo "*** Creating the temporary root environment in ${TEMPROOT}"
628
629  if mkdir -p "${TEMPROOT}"; then
630    echo " *** ${TEMPROOT} ready for use"
631  fi
632
633  if [ ! -d "${TEMPROOT}" ]; then
634    echo ''
635    echo "  *** FATAL ERROR: Cannot create ${TEMPROOT}"
636    echo ''
637    exit 1
638  fi
639
640  echo " *** Creating and populating directory structure in ${TEMPROOT}"
641  echo ''
642
643  case "${VERBOSE}" in
644  '') ;;
645  *)
646    press_to_continue
647    ;;
648  esac
649
650  case "${PRE_WORLD}" in
651  '')
652    { cd ${SOURCEDIR} &&
653      case "${DESTDIR}" in
654      '') ;;
655      *)
656        ${MM_MAKE} DESTDIR=${DESTDIR} distrib-dirs >/dev/null
657        ;;
658      esac
659      ${MM_MAKE} DESTDIR=${TEMPROOT} distrib-dirs >/dev/null &&
660      ${MM_MAKE} _obj SUBDIR_OVERRIDE=etc >/dev/null &&
661      ${MM_MAKE} everything SUBDIR_OVERRIDE=etc >/dev/null &&
662      ${MM_MAKE} DESTDIR=${TEMPROOT} distribution >/dev/null;} ||
663    { echo '';
664     echo "  *** FATAL ERROR: Cannot 'cd' to ${SOURCEDIR} and install files to";
665      echo "      the temproot environment";
666      echo '';
667      exit 1;}
668    ;;
669  *)
670    # Only set up files that are crucial to {build|install}world
671    { mkdir -p ${TEMPROOT}/etc &&
672      cp -p ${SOURCEDIR}/etc/master.passwd ${TEMPROOT}/etc &&
673      install -p -o root -g wheel -m 0644 ${SOURCEDIR}/etc/group ${TEMPROOT}/etc;} ||
674    { echo '';
675      echo '  *** FATAL ERROR: Cannot copy files to the temproot environment';
676      echo '';
677      exit 1;}
678    ;;
679  esac
680
681  # Doing the inventory and removing files that we don't want to compare only
682  # makes sense if we are not doing a rerun, since we have no way of knowing
683  # what happened to the files during previous incarnations.
684  case "${VERBOSE}" in
685  '') ;;
686  *)
687    echo ''
688    echo ' *** The following files exist only in the installed version of'
689    echo "     ${DESTDIR}/etc.  In the vast majority of cases these files"
690    echo '     are necessary parts of the system and should not be deleted.'
691    echo '     However because these files are not updated by this process you'
692    echo '     might want to verify their status before rebooting your system.'
693    echo ''
694    press_to_continue
695    diff -qr ${DESTDIR}/etc ${TEMPROOT}/etc | grep "^Only in ${DESTDIR}/etc" | ${PAGER}
696    echo ''
697    press_to_continue
698    ;;
699  esac
700
701  case "${IGNORE_MOTD}" in
702  '') ;;
703  *)
704     echo ''
705     echo "*** You have the IGNORE_MOTD option set in your mergemaster rc file."
706     echo "    This option is deprecated in favor of the IGNORE_FILES option."
707     echo "    Please update your rc file accordingly."
708     echo ''
709     exit 1
710     ;;
711  esac
712
713  # Avoid comparing the following user specified files
714  for file in ${IGNORE_FILES}; do
715    test -e ${TEMPROOT}/${file} && unlink ${TEMPROOT}/${file}
716  done
717
718  # We really don't want to have to deal with files like login.conf.db, pwd.db,
719  # or spwd.db.  Instead, we want to compare the text versions, and run *_mkdb.
720  # Prompt the user to do so below, as needed.
721  #
722  rm -f ${TEMPROOT}/etc/*.db ${TEMPROOT}/etc/passwd \
723      ${TEMPROOT}/var/db/services.db
724
725  # We only need to compare things like freebsd.cf once
726  find ${TEMPROOT}/usr/obj -type f -delete 2>/dev/null
727
728  # Delete stuff we do not need to keep the mtree database small,
729  # and to make the actual comparison faster.
730  find ${TEMPROOT}/usr -type l -delete 2>/dev/null
731  find ${TEMPROOT} -type f -size 0 -delete 2>/dev/null
732  find -d ${TEMPROOT} -type d -empty -mindepth 1 -delete 2>/dev/null
733
734  # Build the mtree database in a temporary location.
735  case "${PRE_WORLD}" in
736  '') MTREENEW=`mktemp -t mergemaster.mtree`
737      mtree -nci -p ${TEMPROOT} -k size,md5digest > ${MTREENEW} 2>/dev/null
738      ;;
739  *) # We don't want to mess with the mtree database on a pre-world run or
740     # when re-scanning a previously-built tree.
741     ;;
742  esac
743  ;; # End of the "RERUN" test
744esac
745
746# Get ready to start comparing files
747
748# Check umask if not specified on the command line,
749# and we are not doing an autorun
750#
751if [ -z "${NEW_UMASK}" -a -z "${AUTO_RUN}" ]; then
752  USER_UMASK=`umask`
753  case "${USER_UMASK}" in
754  0022|022) ;;
755  *)
756    echo ''
757    echo " *** Your umask is currently set to ${USER_UMASK}.  By default, this script"
758    echo "     installs all files with the same user, group and modes that"
759    echo "     they are created with by ${SOURCEDIR}/etc/Makefile, compared to"
760    echo "     a umask of 022.  This umask allows world read permission when"
761    echo "     the file's default permissions have it."
762    echo ''
763    echo "     No world permissions can sometimes cause problems.  A umask of"
764    echo "     022 will restore the default behavior, but is not mandatory."
765    echo "     /etc/master.passwd is a special case.  Its file permissions"
766    echo "     will be 600 (rw-------) if installed."
767    echo ''
768    echo -n "What umask should I use? [${USER_UMASK}] "
769    read NEW_UMASK
770
771    NEW_UMASK="${NEW_UMASK:-$USER_UMASK}"
772    ;;
773  esac
774  echo ''
775fi
776
777CONFIRMED_UMASK=${NEW_UMASK:-0022}
778
779#
780# Warn users who still have old rc files
781#
782for file in atm devfs diskless1 diskless2 network network6 pccard \
783  serial syscons sysctl alpha amd64 i386; do
784  if [ -f "${DESTDIR}/etc/rc.${file}" ]; then
785    OLD_RC_PRESENT=1
786    break
787  fi
788done
789
790case "${OLD_RC_PRESENT}" in
7911)
792  echo ''
793  echo " *** There are elements of the old rc system in ${DESTDIR}/etc/."
794  echo ''
795  echo '     While these scripts will not hurt anything, they are not'
796  echo '     functional on an up to date system, and can be removed.'
797  echo ''
798
799  case "${AUTO_RUN}" in
800  '')
801    echo -n 'Move these files to /var/tmp/mergemaster/old_rc? [yes] '
802    read MOVE_OLD_RC
803
804    case "${MOVE_OLD_RC}" in
805    [nN]*) ;;
806    *)
807      mkdir -p /var/tmp/mergemaster/old_rc
808        for file in atm devfs diskless1 diskless2 network network6 pccard \
809          serial syscons sysctl alpha amd64 i386; do
810          if [ -f "${DESTDIR}/etc/rc.${file}" ]; then
811            mv ${DESTDIR}/etc/rc.${file} /var/tmp/mergemaster/old_rc/
812          fi
813        done
814      echo '  The files have been moved'
815      press_to_continue
816      ;;
817    esac
818    ;;
819  *) ;;
820  esac
821esac
822
823# Use the umask/mode information to install the files
824# Create directories as needed
825#
826install_error () {
827  echo "*** FATAL ERROR: Unable to install ${1} to ${2}"
828  echo ''
829  exit 1
830}
831
832do_install_and_rm () {
833  case "${PRESERVE_FILES}" in
834  [Yy][Ee][Ss])
835    if [ -f "${3}/${2##*/}" ]; then
836      mkdir -p ${PRESERVE_FILES_DIR}/${2%/*}
837      cp ${3}/${2##*/} ${PRESERVE_FILES_DIR}/${2%/*}
838    fi
839    ;;
840  esac
841
842  if [ ! -d "${3}/${2##*/}" ]; then
843    if install -m ${1} ${2} ${3}; then
844      unlink ${2}
845    else
846      install_error ${2} ${3}
847    fi
848  else
849    install_error ${2} ${3}
850  fi
851}
852
853# 4095 = "obase=10;ibase=8;07777" | bc
854find_mode () {
855  local OCTAL
856  OCTAL=$(( ~$(echo "obase=10; ibase=8; ${CONFIRMED_UMASK}" | bc) & 4095 &
857    $(echo "obase=10; ibase=8; $(stat -f "%OMp%OLp" ${1})" | bc) ))
858  printf "%04o\n" ${OCTAL}
859}
860
861mm_install () {
862  local INSTALL_DIR
863  INSTALL_DIR=${1#.}
864  INSTALL_DIR=${INSTALL_DIR%/*}
865
866  case "${INSTALL_DIR}" in
867  '')
868    INSTALL_DIR=/
869    ;;
870  esac
871
872  if [ -n "${DESTDIR}${INSTALL_DIR}" -a ! -d "${DESTDIR}${INSTALL_DIR}" ]; then
873    DIR_MODE=`find_mode "${TEMPROOT}/${INSTALL_DIR}"`
874    install -d -o root -g wheel -m "${DIR_MODE}" "${DESTDIR}${INSTALL_DIR}" ||
875      install_error $1 ${DESTDIR}${INSTALL_DIR}
876  fi
877
878  FILE_MODE=`find_mode "${1}"`
879
880  if [ ! -x "${1}" ]; then
881    case "${1#.}" in
882    /etc/mail/aliases)
883      NEED_NEWALIASES=yes
884      ;;
885    /usr/share/certs/trusted/* | /usr/share/certs/untrusted/*)
886      NEED_CERTCTL=yes
887      ;;
888    /etc/login.conf)
889      NEED_CAP_MKDB=yes
890      ;;
891    /etc/services)
892      NEED_SERVICES_MKDB=yes
893      ;;
894    /etc/master.passwd)
895      do_install_and_rm 600 "${1}" "${DESTDIR}${INSTALL_DIR}"
896      NEED_PWD_MKDB=yes
897      DONT_INSTALL=yes
898      ;;
899    /.cshrc | /.profile)
900      local st_nlink
901
902      # install will unlink the file before it installs the new one,
903      # so we have to restore/create the link afterwards.
904      #
905      st_nlink=0		# In case the file does not yet exist
906      eval $(stat -s ${DESTDIR}${COMPFILE#.} 2>/dev/null)
907
908      do_install_and_rm "${FILE_MODE}" "${1}" "${DESTDIR}${INSTALL_DIR}"
909
910      if [ -n "${AUTO_INSTALL}" -a $st_nlink -gt 1 ]; then
911        HANDLE_LINK=l
912      else
913        case "${LINK_EXPLAINED}" in
914        '')
915          echo "   *** Historically BSD derived systems have had a"
916          echo "       hard link from /.cshrc and /.profile to"
917          echo "       their namesakes in /root.  Please indicate"
918          echo "       your preference below for bringing your"
919          echo "       installed files up to date."
920          echo ''
921          LINK_EXPLAINED=yes
922          ;;
923        esac
924
925        echo "   Use 'd' to delete the temporary ${COMPFILE}"
926        echo "   Use 'l' to delete the existing ${DESTDIR}/root/${COMPFILE##*/} and create the link"
927        echo ''
928        echo "   Default is to leave the temporary file to deal with by hand"
929        echo ''
930        echo -n "  How should I handle ${COMPFILE}? [Leave it to install later] "
931        read HANDLE_LINK
932      fi
933
934      case "${HANDLE_LINK}" in
935      [dD]*)
936        rm "${COMPFILE}"
937        echo ''
938        echo "   *** Deleting ${COMPFILE}"
939        ;;
940      [lL]*)
941        echo ''
942        unlink ${DESTDIR}/root/${COMPFILE##*/}
943        if ln ${DESTDIR}${COMPFILE#.} ${DESTDIR}/root/${COMPFILE##*/}; then
944          echo "   *** Link from ${DESTDIR}${COMPFILE#.} to ${DESTDIR}/root/${COMPFILE##*/} installed successfully"
945        else
946          echo "   *** Error linking ${DESTDIR}${COMPFILE#.} to ${DESTDIR}/root/${COMPFILE##*/}"
947          echo "   *** ${COMPFILE} will remain for your consideration"
948        fi
949        ;;
950      *)
951        echo "   *** ${COMPFILE} will remain for your consideration"
952        ;;
953      esac
954      return
955      ;;
956    esac
957
958    case "${DONT_INSTALL}" in
959    '')
960      do_install_and_rm "${FILE_MODE}" "${1}" "${DESTDIR}${INSTALL_DIR}"
961      ;;
962    *)
963      unset DONT_INSTALL
964      ;;
965    esac
966  else	# File matched -x
967    do_install_and_rm "${FILE_MODE}" "${1}" "${DESTDIR}${INSTALL_DIR}"
968  fi
969  return $?
970}
971
972if [ ! -d "${TEMPROOT}" ]; then
973	echo "*** FATAL ERROR: The temproot directory (${TEMPROOT})"
974	echo '                 has disappeared!'
975	echo ''
976	exit 1
977fi
978
979echo ''
980echo "*** Beginning comparison"
981echo ''
982
983# Pre-world does not populate /etc/rc.d.
984# It is very possible that a previous run would have deleted files in
985# ${TEMPROOT}/etc/rc.d, thus creating a lot of false positives.
986if [ -z "${PRE_WORLD}" -a -z "${RERUN}" ]; then
987  echo "   *** Checking ${DESTDIR}/etc/rc.d for stale files"
988  echo ''
989  cd "${DESTDIR}/etc/rc.d" &&
990  for file in *; do
991    if [ ! -e "${TEMPROOT}/etc/rc.d/${file}" ]; then
992      STALE_RC_FILES="${STALE_RC_FILES} ${file}"
993    fi
994  done
995  case "${STALE_RC_FILES}" in
996  ''|' *')
997    echo '   *** No stale files found'
998    ;;
999  *)
1000    echo "   *** The following files exist in ${DESTDIR}/etc/rc.d but not in"
1001    echo "       ${TEMPROOT}/etc/rc.d/:"
1002    echo ''
1003    echo "${STALE_RC_FILES}"
1004    echo ''
1005    echo '       The presence of stale files in this directory can cause the'
1006    echo '       dreaded unpredictable results, and therefore it is highly'
1007    echo '       recommended that you delete them.'
1008    case "${AUTO_RUN}" in
1009    '')
1010      echo ''
1011      echo -n '   *** Delete them now? [n] '
1012      read DELETE_STALE_RC_FILES
1013      case "${DELETE_STALE_RC_FILES}" in
1014      [yY])
1015        echo '      *** Deleting ... '
1016        rm ${STALE_RC_FILES}
1017        echo '                       done.'
1018        ;;
1019      *)
1020        echo '      *** Files will not be deleted'
1021        ;;
1022      esac
1023      sleep 2
1024      ;;
1025    *)
1026      if [ -n "${DELETE_STALE_RC_FILES}" ]; then
1027        echo '      *** Deleting ... '
1028        rm ${STALE_RC_FILES}
1029        echo '                       done.'
1030      fi
1031    esac
1032    ;;
1033  esac
1034  echo ''
1035fi
1036
1037cd "${TEMPROOT}"
1038
1039if [ -r "${MM_PRE_COMPARE_SCRIPT}" ]; then
1040  . "${MM_PRE_COMPARE_SCRIPT}"
1041fi
1042
1043# Things that were files/directories/links in one version can sometimes
1044# change to something else in a newer version.  So we need to explicitly
1045# test for this, and warn the user if what we find does not match.
1046#
1047for COMPFILE in `find . | sort` ; do
1048  if [ -e "${DESTDIR}${COMPFILE#.}" ]; then
1049    INSTALLED_TYPE=`stat -f '%HT' ${DESTDIR}${COMPFILE#.}`
1050  else
1051    continue
1052  fi
1053  TEMPROOT_TYPE=`stat -f '%HT' $COMPFILE`
1054
1055  if [ ! "$TEMPROOT_TYPE" = "$INSTALLED_TYPE" ]; then
1056    [ "$COMPFILE" = '.' ] && continue
1057    TEMPROOT_TYPE=`echo $TEMPROOT_TYPE | tr [:upper:] [:lower:]`
1058    INSTALLED_TYPE=`echo $INSTALLED_TYPE | tr [:upper:] [:lower:]`
1059
1060    echo "*** The installed file ${DESTDIR}${COMPFILE#.} has the type \"$INSTALLED_TYPE\""
1061    echo "    but the new version has the type \"$TEMPROOT_TYPE\""
1062    echo ''
1063    echo "    How would you like to handle this?"
1064    echo ''
1065    echo "    Use 'r' to remove ${DESTDIR}${COMPFILE#.}"
1066    case "$TEMPROOT_TYPE" in
1067    'symbolic link')
1068	TARGET=`readlink $COMPFILE`
1069	echo "    and create a link to $TARGET in its place" ;;
1070    *)	echo "    You will be able to install it as a \"$TEMPROOT_TYPE\"" ;;
1071    esac
1072    echo ''
1073    echo "    Use 'i' to ignore this"
1074    echo ''
1075    echo -n "    How to proceed? [i] "
1076    read ANSWER
1077    case "$ANSWER" in
1078    [rR])	case "${PRESERVE_FILES}" in
1079		[Yy][Ee][Ss])
1080		mv ${DESTDIR}${COMPFILE#.} ${PRESERVE_FILES_DIR}/ || exit 1 ;;
1081		*) rm -rf ${DESTDIR}${COMPFILE#.} ;;
1082		esac
1083		case "$TEMPROOT_TYPE" in
1084		'symbolic link') ln -sf $TARGET ${DESTDIR}${COMPFILE#.} ;;
1085		esac ;;
1086    *)	echo ''
1087        echo "*** See the man page about adding ${COMPFILE#.} to the list of IGNORE_FILES"
1088        press_to_continue ;;
1089    esac
1090    echo ''
1091  fi
1092done
1093
1094# Compare regular files
1095for COMPFILE in `find . -type f | sort`; do
1096
1097  # First, check to see if the file exists in DESTDIR.  If not, the
1098  # diff_loop function knows how to handle it.
1099  #
1100  if [ ! -e "${DESTDIR}${COMPFILE#.}" ]; then
1101    case "${AUTO_RUN}" in
1102      '')
1103        diff_loop
1104        ;;
1105      *)
1106        case "${AUTO_INSTALL}" in
1107        '')
1108          # If this is an auto run, make it official
1109          echo "   *** ${COMPFILE} will remain for your consideration"
1110          ;;
1111        *)
1112          diff_loop
1113          ;;
1114        esac
1115        ;;
1116    esac # Auto run test
1117    continue
1118  fi
1119
1120  case "${STRICT}" in
1121  '' | [Nn][Oo])
1122    # Compare $Id's first so if the file hasn't been modified
1123    # local changes will be ignored.
1124    # If the files have the same $Id, delete the one in temproot so the
1125    # user will have less to wade through if files are left to merge by hand.
1126    #
1127    ID1=`grep "[$]${ID_TAG}:" ${DESTDIR}${COMPFILE#.} 2>/dev/null`
1128    ID2=`grep "[$]${ID_TAG}:" ${COMPFILE} 2>/dev/null` || ID2=none
1129
1130    case "${ID2}" in
1131    "${ID1}")
1132      echo " *** Temp ${COMPFILE} and installed have the same Id, deleting"
1133      rm "${COMPFILE}"
1134      ;;
1135    esac
1136    ;;
1137  esac
1138
1139  # If the file is still here either because the $Ids are different, the
1140  # file doesn't have an $Id, or we're using STRICT mode; look at the diff.
1141  #
1142  if [ -f "${COMPFILE}" ]; then
1143
1144    # Do an absolute diff first to see if the files are actually different.
1145    # If they're not different, delete the one in temproot.
1146    #
1147    if diff -q ${DIFF_OPTIONS} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" > \
1148      /dev/null 2>&1; then
1149      echo " *** Temp ${COMPFILE} and installed are the same, deleting"
1150      rm "${COMPFILE}"
1151    else
1152      # Ok, the files are different, so show the user where they differ.
1153      # Use user's choice of diff methods; and user's pager if they have one.
1154      # Use less if not.
1155      # Use unified diffs by default.  Context diffs give me a headache. :)
1156      #
1157      # If the user chose the -F option, test for that before proceeding
1158      #
1159      if [ -n "$FREEBSD_ID" ]; then
1160        if diff -q -I'[$]FreeBSD.*[$]' "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" > \
1161            /dev/null 2>&1; then
1162          if mm_install "${COMPFILE}"; then
1163            echo "*** Updated revision control Id for ${DESTDIR}${COMPFILE#.}"
1164          else
1165            echo "*** Problem installing ${COMPFILE}, it will remain to merge by hand later"
1166          fi
1167          continue
1168        fi
1169      fi
1170      case "${AUTO_RUN}" in
1171      '')
1172        # prompt user to install/delete/merge changes
1173        diff_loop
1174        ;;
1175      *)
1176        # If this is an auto run, make it official
1177        echo "   *** ${COMPFILE} will remain for your consideration"
1178        ;;
1179      esac # Auto run test
1180    fi # Yes, the files are different
1181  fi # Yes, the file still remains to be checked
1182done # This is for the for way up there at the beginning of the comparison
1183
1184ask_answer_for_symbolic_link () {
1185  HANDLE_COMPSYMLINK=''
1186  while true; do
1187    echo "  Use 'd' to delete the temporary ${COMPSYMLINK}"
1188    echo "  Use 'i' to install the temporary ${COMPSYMLINK}"
1189    echo ''
1190    echo "  Default is to leave the temporary symbolic link to deal with by hand"
1191    echo ''
1192    echo -n "How should I deal with this? [Leave it for later] "
1193    read HANDLE_COMPSYMLINK
1194    case ${HANDLE_COMPSYMLINK} in
1195      ''|[dDiI])
1196        break
1197        ;;
1198      *)
1199        echo "invalid choice: ${HANDLE_COMPSYMLINK}"
1200        echo ''
1201        HANDLE_COMPSYMLINK=''
1202        ;;
1203    esac
1204  done
1205}
1206
1207install_symbolic_link () {
1208  rm -f ${DESTDIR}${COMPSYMLINK#.} > /dev/null 2>&1
1209  if [ -L ${DESTDIR}${COMPSYMLINK#.} ]; then
1210    return 1
1211  fi
1212  cp -a ${COMPSYMLINK} ${DESTDIR}${COMPSYMLINK#.} > /dev/null 2>&1
1213  if [ ! -L ${DESTDIR}${COMPSYMLINK#.} ]; then
1214    return 1
1215  fi
1216  return 0
1217}
1218
1219handle_symbolic_link () {
1220  case ${HANDLE_COMPSYMLINK} in
1221    [dD])
1222      rm ${COMPSYMLINK}
1223      echo ''
1224      echo "   *** Deleting ${COMPSYMLINK}"
1225      echo ''
1226      return 1
1227      ;;
1228    [iI])
1229      echo ''
1230      if install_symbolic_link; then
1231        rm ${COMPSYMLINK}
1232        echo "   *** ${COMPSYMLINK} installed successfully"
1233        return 2
1234      else
1235        echo "   *** Problem installing ${COMPSYMLINK}, it will remain to merge by hand"
1236        return 3
1237      fi
1238      echo ''
1239      ;;
1240    '')
1241      echo ''
1242      echo "   *** ${COMPSYMLINK} will remain for your consideration"
1243      echo ''
1244      return 0
1245      ;;
1246  esac
1247}
1248
1249# Compare symbolic links
1250for COMPSYMLINK in `find . -type l | sort`; do
1251  if [ ! -L "${DESTDIR}${COMPSYMLINK#.}" ]; then
1252    if [ -n "${AUTO_RUN}" -a -z "${AUTO_INSTALL}" ]; then
1253      echo "   *** ${COMPSYMLINK} will remain for your consideration"
1254      continue
1255    else
1256      echo ''
1257      echo "  *** There is no installed version of ${COMPSYMLINK}"
1258      echo ''
1259      if [ -n "${AUTO_INSTALL}" ]; then
1260        HANDLE_COMPSYMLINK="i"
1261      else
1262        ask_answer_for_symbolic_link
1263      fi
1264      handle_symbolic_link
1265      if [ -n "${AUTO_INSTALL}" -a $? -eq 2 ]; then
1266        AUTO_INSTALLED_FILES="${AUTO_INSTALLED_FILES}      ${DESTDIR}${COMPSYMLINK#.}
1267"
1268      fi
1269    fi
1270  elif [ $(readlink ${COMPSYMLINK}) = $(readlink ${DESTDIR}${COMPSYMLINK#.}) ]; then
1271    echo " *** Temp ${COMPSYMLINK} and installed are the same, deleting"
1272    rm ${COMPSYMLINK}
1273  else
1274    if [ -n "${AUTO_RUN}" -a -z "${AUTO_UPGRADE}" ]; then
1275      echo "   *** ${COMPSYMLINK} will remain for your consideration"
1276      continue
1277    else
1278      echo ''
1279      echo " *** Target of temp symbolic link is different from that of installed one"
1280      echo "     Temp (${COMPSYMLINK}): $(readlink ${COMPSYMLINK})"
1281      echo "     Installed (${DESTDIR}${COMPSYMLINK#.})): $(readlink ${DESTDIR}${COMPSYMLINK#.})"
1282      echo ''
1283      if [ -n "${AUTO_UPGRADE}" ]; then
1284        HANDLE_COMPSYMLINK="i"
1285      else
1286        ask_answer_for_symbolic_link
1287      fi
1288      handle_symbolic_link
1289      if [ -n "${AUTO_UPGRADE}" -a $? -eq 2 ]; then
1290        AUTO_UPGRADED_FILES="${AUTO_UPGRADED_FILES}      ${DESTDIR}${COMPSYMLINK#.}
1291"
1292      fi
1293    fi
1294  fi
1295done
1296
1297echo ''
1298echo "*** Comparison complete"
1299
1300if [ -s "${MTREENEW}" ]; then
1301  echo "*** Saving mtree database for future upgrades"
1302  test -e "${MTREEFILE}" && unlink ${MTREEFILE}
1303  mv ${MTREENEW} ${MTREEFILE}
1304fi
1305
1306echo ''
1307
1308TEST_FOR_FILES=`find ${TEMPROOT} -type f -size +0 -or -type l 2>/dev/null`
1309if [ -n "${TEST_FOR_FILES}" ]; then
1310  echo "*** Files that remain for you to merge by hand:"
1311  find "${TEMPROOT}" -type f -size +0 -or -type l | sort
1312  echo ''
1313
1314  case "${AUTO_RUN}" in
1315  '')
1316    echo -n "Do you wish to delete what is left of ${TEMPROOT}? [no] "
1317    read DEL_TEMPROOT
1318    case "${DEL_TEMPROOT}" in
1319    [yY]*)
1320      delete_temproot
1321      ;;
1322    *)
1323      echo " *** ${TEMPROOT} will remain"
1324      ;;
1325    esac
1326    ;;
1327  *) ;;
1328  esac
1329else
1330  echo "*** ${TEMPROOT} is empty, deleting"
1331  delete_temproot
1332fi
1333
1334case "${AUTO_INSTALLED_FILES}" in
1335'') ;;
1336*)
1337  case "${AUTO_RUN}" in
1338  '')
1339    (
1340      echo ''
1341      echo '*** You chose the automatic install option for files that did not'
1342      echo '    exist on your system.  The following were installed for you:'
1343      echo "${AUTO_INSTALLED_FILES}"
1344    ) | ${PAGER}
1345    ;;
1346  *)
1347    echo ''
1348    echo '*** You chose the automatic install option for files that did not'
1349    echo '    exist on your system.  The following were installed for you:'
1350    echo "${AUTO_INSTALLED_FILES}"
1351    ;;
1352  esac
1353  ;;
1354esac
1355
1356case "${AUTO_UPGRADED_FILES}" in
1357'') ;;
1358*)
1359  case "${AUTO_RUN}" in
1360  '')
1361    (
1362      echo ''
1363      echo '*** You chose the automatic upgrade option for files that you did'
1364      echo '    not alter on your system.  The following were upgraded for you:'
1365      echo "${AUTO_UPGRADED_FILES}"
1366    ) | ${PAGER}
1367    ;;
1368  *)
1369    echo ''
1370    echo '*** You chose the automatic upgrade option for files that you did'
1371    echo '    not alter on your system.  The following were upgraded for you:'
1372    echo "${AUTO_UPGRADED_FILES}"
1373    ;;
1374  esac
1375  ;;
1376esac
1377
1378run_it_now () {
1379  [ -n "$AUTO_RUN" ] && return
1380
1381  local answer
1382
1383  echo ''
1384  while : ; do
1385    if [ "$RUN_UPDATES" = always ]; then
1386      answer=y
1387    elif [ "$RUN_UPDATES" = never ]; then
1388      answer=n
1389    else
1390      echo -n '    Would you like to run it now? y or n [n] '
1391      read answer
1392    fi
1393
1394    case "$answer" in
1395    y)
1396      echo "    Running ${1}"
1397      echo ''
1398      eval "${1}"
1399      return
1400      ;;
1401    ''|n)
1402      if [ ! "$RUN_UPDATES" = never ]; then
1403        echo ''
1404        echo "       *** Cancelled"
1405        echo ''
1406      fi
1407      echo "    Make sure to run ${1} yourself"
1408      return
1409      ;;
1410    *)
1411      echo ''
1412      echo "       *** Sorry, I do not understand your answer (${answer})"
1413      echo ''
1414    esac
1415  done
1416}
1417
1418case "${NEED_NEWALIASES}" in
1419'') ;;
1420*)
1421  echo ''
1422  if [ -n "${DESTDIR}" ]; then
1423    echo "*** You installed a new aliases file into ${DESTDIR}/etc/mail, but"
1424    echo "    the newaliases command is limited to the directories configured"
1425    echo "    in sendmail.cf.  Make sure to create your aliases database by"
1426    echo "    hand when your sendmail configuration is done."
1427  else
1428    echo "*** You installed a new aliases file, so make sure that you run"
1429    echo "    '/usr/bin/newaliases' to rebuild your aliases database"
1430    run_it_now '/usr/bin/newaliases'
1431  fi
1432  ;;
1433esac
1434
1435case "${NEED_CAP_MKDB}" in
1436'') ;;
1437*)
1438  echo ''
1439  echo "*** You installed a login.conf file, so make sure that you run"
1440  echo "    '/usr/bin/cap_mkdb ${DESTDIR}/etc/login.conf'"
1441  echo "     to rebuild your login.conf database"
1442  run_it_now "/usr/bin/cap_mkdb ${DESTDIR}/etc/login.conf"
1443  ;;
1444esac
1445
1446case "${NEED_SERVICES_MKDB}" in
1447'') ;;
1448*)
1449  echo ''
1450  echo "*** You installed a services file, so make sure that you run"
1451  echo "    '/usr/sbin/services_mkdb -q -o ${DESTDIR}/var/db/services.db ${DESTDIR}/etc/services'"
1452  echo "     to rebuild your services database"
1453  run_it_now "/usr/sbin/services_mkdb -q -o ${DESTDIR}/var/db/services.db ${DESTDIR}/etc/services"
1454  ;;
1455esac
1456
1457case "${NEED_PWD_MKDB}" in
1458'') ;;
1459*)
1460  echo ''
1461  echo "*** You installed a new master.passwd file, so make sure that you run"
1462  if [ -n "${DESTDIR}" ]; then
1463    echo "    '/usr/sbin/pwd_mkdb -d ${DESTDIR}/etc -p ${DESTDIR}/etc/master.passwd'"
1464    echo "    to rebuild your password files"
1465    run_it_now "/usr/sbin/pwd_mkdb -d ${DESTDIR}/etc -p ${DESTDIR}/etc/master.passwd"
1466  else
1467    echo "    '/usr/sbin/pwd_mkdb -p /etc/master.passwd'"
1468    echo "     to rebuild your password files"
1469    run_it_now '/usr/sbin/pwd_mkdb -p /etc/master.passwd'
1470  fi
1471  ;;
1472esac
1473
1474case "${NEED_CERTCTL}" in
1475'') ;;
1476*)
1477  echo ''
1478  echo "*** You installed files in /etc/ssl/certs, so make sure that you run"
1479  if [ -n "${DESTDIR}" ]; then
1480    echo "    'env DESTDIR=${DESTDIR} /usr/sbin/certctl rehash'"
1481    echo "     to rebuild your certificate authority database"
1482    run_it_now "env DESTDIR=${DESTDIR} /usr/sbin/certctl rehash"
1483  else
1484    echo "    '/usr/sbin/certctl rehash'"
1485    echo "     to rebuild your certificate authority database"
1486    run_it_now "/usr/sbin/certctl rehash"
1487  fi
1488  ;;
1489esac
1490
1491if [ -e "${DESTDIR}/etc/localtime" -a ! -L "${DESTDIR}/etc/localtime" -a -z "${PRE_WORLD}" ]; then	# Ignore if TZ == UTC
1492  echo ''
1493  [ -n "${DESTDIR}" ] && tzs_args="-C ${DESTDIR}"
1494  if [ -f "${DESTDIR}/var/db/zoneinfo" ]; then
1495    echo "*** Reinstalling `cat ${DESTDIR}/var/db/zoneinfo` as ${DESTDIR}/etc/localtime"
1496    tzsetup $tzs_args -r
1497  else
1498    echo "*** There is no ${DESTDIR}/var/db/zoneinfo file to update ${DESTDIR}/etc/localtime."
1499    echo '    You should run tzsetup'
1500    run_it_now "tzsetup $tzs_args"
1501  fi
1502fi
1503
1504echo ''
1505
1506if [ -r "${MM_EXIT_SCRIPT}" ]; then
1507  . "${MM_EXIT_SCRIPT}"
1508fi
1509
1510case "${COMP_CONFS}" in
1511'') ;;
1512*)
1513  . ${DESTDIR}/etc/defaults/rc.conf
1514
1515  (echo ''
1516  echo "*** Comparing conf files: ${rc_conf_files}"
1517
1518  for CONF_FILE in ${rc_conf_files}; do
1519    if [ -r "${DESTDIR}${CONF_FILE}" ]; then
1520      echo ''
1521      echo "*** From ${DESTDIR}${CONF_FILE}"
1522      echo "*** From ${DESTDIR}/etc/defaults/rc.conf"
1523
1524      for RC_CONF_VAR in `grep -i ^[a-z] ${DESTDIR}${CONF_FILE} |
1525        cut -d '=' -f 1`; do
1526        echo ''
1527        grep -w ^${RC_CONF_VAR} ${DESTDIR}${CONF_FILE}
1528        grep -w ^${RC_CONF_VAR} ${DESTDIR}/etc/defaults/rc.conf ||
1529          echo ' * No default variable with this name'
1530      done
1531    fi
1532  done) | ${PAGER}
1533  echo ''
1534  ;;
1535esac
1536
1537if [ -n "${PRESERVE_FILES}" ]; then
1538  find -d $PRESERVE_FILES_DIR -type d -empty -delete 2>/dev/null
1539  rmdir $PRESERVE_FILES_DIR 2>/dev/null
1540fi
1541
1542exit 0
1543
1544#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1545
1546#  Copyright (c) 1998-2012 Douglas Barton
1547#  All rights reserved.
1548#
1549#  Redistribution and use in source and binary forms, with or without
1550#  modification, are permitted provided that the following conditions
1551#  are met:
1552#  1. Redistributions of source code must retain the above copyright
1553#     notice, this list of conditions and the following disclaimer.
1554#  2. Redistributions in binary form must reproduce the above copyright
1555#     notice, this list of conditions and the following disclaimer in the
1556#     documentation and/or other materials provided with the distribution.
1557#
1558#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
1559#  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1560#  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1561#  ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
1562#  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1563#  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
1564#  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
1565#  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
1566#  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
1567#  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
1568#  SUCH DAMAGE.
1569