mergemaster.sh revision 244454
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 11# $FreeBSD: stable/9/usr.sbin/mergemaster/mergemaster.sh 244454 2012-12-20 00:26:46Z eadler $ 12 13PATH=/bin:/usr/bin:/usr/sbin 14 15display_usage () { 16 VERSION_NUMBER=`grep "[$]FreeBSD:" $0 | cut -d ' ' -f 4` 17 echo "mergemaster version ${VERSION_NUMBER}" 18 echo 'Usage: mergemaster [-scrvhpCP] [-a|[-iFU]] [--run-updates=always|never]' 19 echo ' [-m /path] [-t /path] [-d] [-u N] [-w N] [-A arch] [-D /path]' 20 echo "Options:" 21 echo " -s Strict comparison (diff every pair of files)" 22 echo " -c Use context diff instead of unified diff" 23 echo " -r Re-run on a previously cleaned directory (skip temproot creation)" 24 echo " -v Be more verbose about the process, include additional checks" 25 echo " -a Leave all files that differ to merge by hand" 26 echo " -h Display more complete help" 27 echo ' -i Automatically install files that do not exist in destination directory' 28 echo ' -p Pre-buildworld mode, only compares crucial files' 29 echo ' -F Install files that differ only by revision control Id ($FreeBSD)' 30 echo ' -C Compare local rc.conf variables to the defaults' 31 echo ' -P Preserve files that are overwritten' 32 echo " -U Attempt to auto upgrade files that have not been user modified" 33 echo ' ***DANGEROUS***' 34 echo ' --run-updates= Specify always or never to run newalises, pwd_mkdb, etc.' 35 echo '' 36 echo " -m /path/directory Specify location of source to do the make in" 37 echo " -t /path/directory Specify temp root directory" 38 echo " -d Add date and time to directory name (e.g., /var/tmp/temproot.`date +%m%d.%H.%M`)" 39 echo " -u N Specify a numeric umask" 40 echo " -w N Specify a screen width in columns to sdiff" 41 echo " -A architecture Alternative architecture name to pass to make" 42 echo ' -D /path/directory Specify the destination directory to install files to' 43 echo '' 44} 45 46display_help () { 47 echo "* To specify a directory other than /var/tmp/temproot for the" 48 echo " temporary root environment, use -t /path/to/temp/root" 49 echo "* The -w option takes a number as an argument for the column width" 50 echo " of the screen. The default is 80." 51 echo '* The -a option causes mergemaster to run without prompting.' 52} 53 54# Loop allowing the user to use sdiff to merge files and display the merged 55# file. 56merge_loop () { 57 case "${VERBOSE}" in 58 '') ;; 59 *) 60 echo " *** Type h at the sdiff prompt (%) to get usage help" 61 ;; 62 esac 63 echo '' 64 MERGE_AGAIN=yes 65 while [ "${MERGE_AGAIN}" = "yes" ]; do 66 # Prime file.merged so we don't blat the owner/group id's 67 cp -p "${COMPFILE}" "${COMPFILE}.merged" 68 sdiff -o "${COMPFILE}.merged" --text --suppress-common-lines \ 69 --width=${SCREEN_WIDTH:-80} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" 70 INSTALL_MERGED=V 71 while [ "${INSTALL_MERGED}" = "v" -o "${INSTALL_MERGED}" = "V" ]; do 72 echo '' 73 echo " Use 'i' to install merged file" 74 echo " Use 'r' to re-do the merge" 75 echo " Use 'v' to view the merged file" 76 echo " Default is to leave the temporary file to deal with by hand" 77 echo '' 78 echo -n " *** How should I deal with the merged file? [Leave it for later] " 79 read INSTALL_MERGED 80 81 case "${INSTALL_MERGED}" in 82 [iI]) 83 mv "${COMPFILE}.merged" "${COMPFILE}" 84 echo '' 85 if mm_install "${COMPFILE}"; then 86 echo " *** Merged version of ${COMPFILE} installed successfully" 87 else 88 echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand later" 89 fi 90 unset MERGE_AGAIN 91 ;; 92 [rR]) 93 rm "${COMPFILE}.merged" 94 ;; 95 [vV]) 96 ${PAGER} "${COMPFILE}.merged" 97 ;; 98 '') 99 echo " *** ${COMPFILE} will remain for your consideration" 100 unset MERGE_AGAIN 101 ;; 102 *) 103 echo "invalid choice: ${INSTALL_MERGED}" 104 INSTALL_MERGED=V 105 ;; 106 esac 107 done 108 done 109} 110 111# Loop showing user differences between files, allow merge, skip or install 112# options 113diff_loop () { 114 115 HANDLE_COMPFILE=v 116 117 while [ "${HANDLE_COMPFILE}" = "v" -o "${HANDLE_COMPFILE}" = "V" -o \ 118 "${HANDLE_COMPFILE}" = "NOT V" ]; do 119 if [ -f "${DESTDIR}${COMPFILE#.}" -a -f "${COMPFILE}" ]; then 120 if [ -n "${AUTO_UPGRADE}" -a -n "${CHANGED}" ]; then 121 case "${CHANGED}" in 122 *:${DESTDIR}${COMPFILE#.}:*) ;; # File has been modified 123 *) 124 echo '' 125 echo " *** ${COMPFILE} has not been user modified." 126 echo '' 127 128 if mm_install "${COMPFILE}"; then 129 echo " *** ${COMPFILE} upgraded successfully" 130 echo '' 131 # Make the list print one file per line 132 AUTO_UPGRADED_FILES="${AUTO_UPGRADED_FILES} ${DESTDIR}${COMPFILE#.} 133" 134 else 135 echo " *** Problem upgrading ${COMPFILE}, it will remain to merge by hand" 136 fi 137 return 138 ;; 139 esac 140 fi 141 if [ "${HANDLE_COMPFILE}" = "v" -o "${HANDLE_COMPFILE}" = "V" ]; then 142 echo '' 143 echo ' ====================================================================== ' 144 echo '' 145 ( 146 echo " *** Displaying differences between ${COMPFILE} and installed version:" 147 echo '' 148 diff ${DIFF_FLAG} ${DIFF_OPTIONS} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" 149 ) | ${PAGER} 150 echo '' 151 fi 152 else 153 echo '' 154 echo " *** There is no installed version of ${COMPFILE}" 155 echo '' 156 case "${AUTO_INSTALL}" in 157 [Yy][Ee][Ss]) 158 echo '' 159 if mm_install "${COMPFILE}"; then 160 echo " *** ${COMPFILE} installed successfully" 161 echo '' 162 # Make the list print one file per line 163 AUTO_INSTALLED_FILES="${AUTO_INSTALLED_FILES} ${DESTDIR}${COMPFILE#.} 164" 165 else 166 echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand" 167 fi 168 return 169 ;; 170 *) 171 NO_INSTALLED=yes 172 ;; 173 esac 174 fi 175 176 echo " Use 'd' to delete the temporary ${COMPFILE}" 177 echo " Use 'i' to install the temporary ${COMPFILE}" 178 case "${NO_INSTALLED}" in 179 '') 180 echo " Use 'm' to merge the temporary and installed versions" 181 echo " Use 'v' to view the diff results again" 182 ;; 183 esac 184 echo '' 185 echo " Default is to leave the temporary file to deal with by hand" 186 echo '' 187 echo -n "How should I deal with this? [Leave it for later] " 188 read HANDLE_COMPFILE 189 190 case "${HANDLE_COMPFILE}" in 191 [dD]) 192 rm "${COMPFILE}" 193 echo '' 194 echo " *** Deleting ${COMPFILE}" 195 ;; 196 [iI]) 197 echo '' 198 if mm_install "${COMPFILE}"; then 199 echo " *** ${COMPFILE} installed successfully" 200 else 201 echo " *** Problem installing ${COMPFILE}, it will remain to merge by hand" 202 fi 203 ;; 204 [mM]) 205 case "${NO_INSTALLED}" in 206 '') 207 # interact with user to merge files 208 merge_loop 209 ;; 210 *) 211 echo '' 212 echo " *** There is no installed version of ${COMPFILE}" 213 echo '' 214 HANDLE_COMPFILE="NOT V" 215 ;; 216 esac # End of "No installed version of file but user selected merge" test 217 ;; 218 [vV]) 219 continue 220 ;; 221 '') 222 echo '' 223 echo " *** ${COMPFILE} will remain for your consideration" 224 ;; 225 *) 226 # invalid choice, show menu again. 227 echo "invalid choice: ${HANDLE_COMPFILE}" 228 echo '' 229 HANDLE_COMPFILE="NOT V" 230 continue 231 ;; 232 esac # End of "How to handle files that are different" 233 done 234 unset NO_INSTALLED 235 echo '' 236 case "${VERBOSE}" in 237 '') ;; 238 *) 239 sleep 3 240 ;; 241 esac 242} 243 244press_to_continue () { 245 local DISCARD 246 echo -n ' *** Press the [Enter] or [Return] key to continue ' 247 read DISCARD 248} 249 250# Set the default path for the temporary root environment 251# 252TEMPROOT='/var/tmp/temproot' 253 254# Read /etc/mergemaster.rc first so the one in $HOME can override 255# 256if [ -r /etc/mergemaster.rc ]; then 257 . /etc/mergemaster.rc 258fi 259 260# Read .mergemasterrc before command line so CLI can override 261# 262if [ -r "$HOME/.mergemasterrc" ]; then 263 . "$HOME/.mergemasterrc" 264fi 265 266for var in "$@" ; do 267 case "$var" in 268 --run-updates*) 269 RUN_UPDATES=`echo ${var#--run-updates=} | tr [:upper:] [:lower:]` 270 ;; 271 *) 272 newopts="$newopts $var" 273 ;; 274 esac 275done 276 277set -- $newopts 278unset var newopts 279 280# Check the command line options 281# 282while getopts ":ascrvhipCPm:t:du:w:D:A:FU" COMMAND_LINE_ARGUMENT ; do 283 case "${COMMAND_LINE_ARGUMENT}" in 284 A) 285 ARCHSTRING='TARGET_ARCH='${OPTARG} 286 ;; 287 F) 288 FREEBSD_ID=yes 289 ;; 290 U) 291 AUTO_UPGRADE=yes 292 ;; 293 s) 294 STRICT=yes 295 unset DIFF_OPTIONS 296 ;; 297 c) 298 DIFF_FLAG='-c' 299 ;; 300 r) 301 RERUN=yes 302 ;; 303 v) 304 case "${AUTO_RUN}" in 305 '') VERBOSE=yes ;; 306 esac 307 ;; 308 a) 309 AUTO_RUN=yes 310 unset VERBOSE 311 ;; 312 h) 313 display_usage 314 display_help 315 exit 0 316 ;; 317 i) 318 AUTO_INSTALL=yes 319 ;; 320 C) 321 COMP_CONFS=yes 322 ;; 323 P) 324 PRESERVE_FILES=yes 325 ;; 326 p) 327 PRE_WORLD=yes 328 unset COMP_CONFS 329 unset AUTO_RUN 330 ;; 331 m) 332 SOURCEDIR=${OPTARG} 333 ;; 334 t) 335 TEMPROOT=${OPTARG} 336 ;; 337 d) 338 TEMPROOT=${TEMPROOT}.`date +%m%d.%H.%M` 339 ;; 340 u) 341 NEW_UMASK=${OPTARG} 342 ;; 343 w) 344 SCREEN_WIDTH=${OPTARG} 345 ;; 346 D) 347 DESTDIR=${OPTARG} 348 ;; 349 *) 350 display_usage 351 exit 1 352 ;; 353 esac 354done 355 356if [ -n "$AUTO_RUN" ]; then 357 if [ -n "$FREEBSD_ID" -o -n "$AUTO_UPGRADE" -o -n "$AUTO_INSTALL" ]; then 358 echo '' 359 echo "*** You have included the -a option along with one or more options" 360 echo ' that indicate that you wish mergemaster to actually make updates' 361 echo ' (-F, -U, or -i), however these options are not compatible.' 362 echo ' Please read mergemaster(8) for more information.' 363 echo '' 364 exit 1 365 fi 366fi 367 368# Assign the location of the mtree database 369# 370MTREEDB=${MTREEDB:-${DESTDIR}/var/db} 371MTREEFILE="${MTREEDB}/mergemaster.mtree" 372 373# Don't force the user to set this in the mergemaster rc file 374if [ -n "${PRESERVE_FILES}" -a -z "${PRESERVE_FILES_DIR}" ]; then 375 PRESERVE_FILES_DIR=/var/tmp/mergemaster/preserved-files-`date +%y%m%d-%H%M%S` 376 mkdir -p ${PRESERVE_FILES_DIR} 377fi 378 379# Check for the mtree database in DESTDIR 380case "${AUTO_UPGRADE}" in 381'') ;; # If the option is not set no need to run the test or warn the user 382*) 383 if [ ! -s "${MTREEFILE}" ]; then 384 echo '' 385 echo "*** Unable to find mtree database (${MTREEFILE})." 386 echo " Skipping auto-upgrade on this run." 387 echo " It will be created for the next run when this one is complete." 388 echo '' 389 case "${AUTO_RUN}" in 390 '') 391 press_to_continue 392 ;; 393 esac 394 unset AUTO_UPGRADE 395 fi 396 ;; 397esac 398 399if [ -e "${DESTDIR}/etc/fstab" ]; then 400 if grep -q nodev ${DESTDIR}/etc/fstab; then 401 echo '' 402 echo "*** You have the deprecated 'nodev' option in ${DESTDIR}/etc/fstab." 403 echo " This can prevent the filesystem from being mounted on reboot." 404 echo " Please update your fstab before continuing." 405 echo " See fstab(5) for more information." 406 echo '' 407 exit 1 408 fi 409fi 410 411echo '' 412 413# If the user has a pager defined, make sure we can run it 414# 415case "${DONT_CHECK_PAGER}" in 416'') 417check_pager () { 418 while ! type "${PAGER%% *}" >/dev/null; do 419 echo " *** Your PAGER environment variable specifies '${PAGER}', but" 420 echo " due to the limited PATH that I use for security reasons," 421 echo " I cannot execute it. So, what would you like to do?" 422 echo '' 423 echo " Use 'e' to exit mergemaster and fix your PAGER variable" 424 echo " Use 'l' to set PAGER to 'less' for this run" 425 echo " Use 'm' to use plain old 'more' as your PAGER for this run" 426 echo '' 427 echo " Default is to use plain old 'more' " 428 echo '' 429 echo -n "What should I do? [Use 'more'] " 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 echo '' 444 echo "invalid choice: ${FIXPAGER}" 445 esac 446 echo '' 447 done 448} 449 if [ -n "${PAGER}" ]; then 450 check_pager 451 fi 452 ;; 453esac 454 455# If user has a pager defined, or got assigned one above, use it. 456# If not, use more. 457# 458PAGER=${PAGER:-more} 459 460if [ -n "${VERBOSE}" -a ! "${PAGER}" = "more" ]; then 461 echo " *** You have ${PAGER} defined as your pager so we will use that" 462 echo '' 463 sleep 3 464fi 465 466# Assign the diff flag once so we will not have to keep testing it 467# 468DIFF_FLAG=${DIFF_FLAG:--u} 469 470# Assign the source directory 471# 472SOURCEDIR=${SOURCEDIR:-/usr/src} 473if [ ! -f ${SOURCEDIR}/Makefile.inc1 -a \ 474 -f ${SOURCEDIR}/../Makefile.inc1 ]; then 475 echo " *** The source directory you specified (${SOURCEDIR})" 476 echo " will be reset to ${SOURCEDIR}/.." 477 echo '' 478 sleep 3 479 SOURCEDIR=${SOURCEDIR}/.. 480fi 481 482# Setup make to use system files from SOURCEDIR 483MM_MAKE="make ${ARCHSTRING} -m ${SOURCEDIR}/share/mk" 484 485# Check DESTDIR against the mergemaster mtree database to see what 486# files the user changed from the reference files. 487# 488if [ -n "${AUTO_UPGRADE}" -a -s "${MTREEFILE}" ]; then 489 CHANGED=: 490 for file in `mtree -eqL -f ${MTREEFILE} -p ${DESTDIR}/ \ 491 2>/dev/null | awk '($2 == "changed") {print $1}'`; do 492 if [ -f "${DESTDIR}/$file" ]; then 493 CHANGED="${CHANGED}${DESTDIR}/${file}:" 494 fi 495 done 496 [ "$CHANGED" = ':' ] && unset CHANGED 497fi 498 499# Check the width of the user's terminal 500# 501if [ -t 0 ]; then 502 w=`tput columns` 503 case "${w}" in 504 0|'') ;; # No-op, since the input is not valid 505 *) 506 case "${SCREEN_WIDTH}" in 507 '') SCREEN_WIDTH="${w}" ;; 508 "${w}") ;; # No-op, since they are the same 509 *) 510 echo -n "*** You entered ${SCREEN_WIDTH} as your screen width, but stty " 511 echo "thinks it is ${w}." 512 echo '' 513 echo -n "What would you like to use? [${w}] " 514 read SCREEN_WIDTH 515 case "${SCREEN_WIDTH}" in 516 '') SCREEN_WIDTH="${w}" ;; 517 esac 518 ;; 519 esac 520 esac 521fi 522 523# Define what $Id tag to look for to aid portability. 524# 525ID_TAG=FreeBSD 526 527delete_temproot () { 528 rm -rf "${TEMPROOT}" 2>/dev/null 529 chflags -R 0 "${TEMPROOT}" 2>/dev/null 530 rm -rf "${TEMPROOT}" || { echo "*** Unable to delete ${TEMPROOT}"; exit 1; } 531} 532 533case "${RERUN}" in 534'') 535 # Set up the loop to test for the existence of the 536 # temp root directory. 537 # 538 TEST_TEMP_ROOT=yes 539 while [ "${TEST_TEMP_ROOT}" = "yes" ]; do 540 if [ -d "${TEMPROOT}" ]; then 541 echo "*** The directory specified for the temporary root environment," 542 echo " ${TEMPROOT}, exists. This can be a security risk if untrusted" 543 echo " users have access to the system." 544 echo '' 545 case "${AUTO_RUN}" in 546 '') 547 echo " Use 'd' to delete the old ${TEMPROOT} and continue" 548 echo " Use 't' to select a new temporary root directory" 549 echo " Use 'e' to exit mergemaster" 550 echo '' 551 echo " Default is to use ${TEMPROOT} as is" 552 echo '' 553 echo -n "How should I deal with this? [Use the existing ${TEMPROOT}] " 554 read DELORNOT 555 556 case "${DELORNOT}" in 557 [dD]) 558 echo '' 559 echo " *** Deleting the old ${TEMPROOT}" 560 echo '' 561 delete_temproot 562 unset TEST_TEMP_ROOT 563 ;; 564 [tT]) 565 echo " *** Enter new directory name for temporary root environment" 566 read TEMPROOT 567 ;; 568 [eE]) 569 exit 0 570 ;; 571 '') 572 echo '' 573 echo " *** Leaving ${TEMPROOT} intact" 574 echo '' 575 unset TEST_TEMP_ROOT 576 ;; 577 *) 578 echo '' 579 echo "invalid choice: ${DELORNOT}" 580 echo '' 581 ;; 582 esac 583 ;; 584 *) 585 # If this is an auto-run, try a hopefully safe alternative then 586 # re-test anyway. 587 TEMPROOT=/var/tmp/temproot.`date +%m%d.%H.%M.%S` 588 ;; 589 esac 590 else 591 unset TEST_TEMP_ROOT 592 fi 593 done 594 595 echo "*** Creating the temporary root environment in ${TEMPROOT}" 596 597 if mkdir -p "${TEMPROOT}"; then 598 echo " *** ${TEMPROOT} ready for use" 599 fi 600 601 if [ ! -d "${TEMPROOT}" ]; then 602 echo '' 603 echo " *** FATAL ERROR: Cannot create ${TEMPROOT}" 604 echo '' 605 exit 1 606 fi 607 608 echo " *** Creating and populating directory structure in ${TEMPROOT}" 609 echo '' 610 611 case "${VERBOSE}" in 612 '') ;; 613 *) 614 press_to_continue 615 ;; 616 esac 617 618 case "${PRE_WORLD}" in 619 '') 620 { cd ${SOURCEDIR} && 621 case "${DESTDIR}" in 622 '') ;; 623 *) 624 ${MM_MAKE} DESTDIR=${DESTDIR} distrib-dirs >/dev/null 625 ;; 626 esac 627 od=${TEMPROOT}/usr/obj 628 ${MM_MAKE} DESTDIR=${TEMPROOT} distrib-dirs >/dev/null && 629 MAKEOBJDIRPREFIX=$od ${MM_MAKE} _obj SUBDIR_OVERRIDE=etc >/dev/null && 630 MAKEOBJDIRPREFIX=$od ${MM_MAKE} everything SUBDIR_OVERRIDE=etc >/dev/null && 631 MAKEOBJDIRPREFIX=$od ${MM_MAKE} DESTDIR=${TEMPROOT} distribution >/dev/null;} || 632 { echo ''; 633 echo " *** FATAL ERROR: Cannot 'cd' to ${SOURCEDIR} and install files to"; 634 echo " the temproot environment"; 635 echo ''; 636 exit 1;} 637 ;; 638 *) 639 # Only set up files that are crucial to {build|install}world 640 { mkdir -p ${TEMPROOT}/etc && 641 cp -p ${SOURCEDIR}/etc/master.passwd ${TEMPROOT}/etc && 642 install -p -o root -g wheel -m 0644 ${SOURCEDIR}/etc/group ${TEMPROOT}/etc;} || 643 { echo ''; 644 echo ' *** FATAL ERROR: Cannot copy files to the temproot environment'; 645 echo ''; 646 exit 1;} 647 ;; 648 esac 649 650 # Doing the inventory and removing files that we don't want to compare only 651 # makes sense if we are not doing a rerun, since we have no way of knowing 652 # what happened to the files during previous incarnations. 653 case "${VERBOSE}" in 654 '') ;; 655 *) 656 echo '' 657 echo ' *** The following files exist only in the installed version of' 658 echo " ${DESTDIR}/etc. In the vast majority of cases these files" 659 echo ' are necessary parts of the system and should not be deleted.' 660 echo ' However because these files are not updated by this process you' 661 echo ' might want to verify their status before rebooting your system.' 662 echo '' 663 press_to_continue 664 diff -qr ${DESTDIR}/etc ${TEMPROOT}/etc | grep "^Only in ${DESTDIR}/etc" | ${PAGER} 665 echo '' 666 press_to_continue 667 ;; 668 esac 669 670 case "${IGNORE_MOTD}" in 671 '') ;; 672 *) 673 echo '' 674 echo "*** You have the IGNORE_MOTD option set in your mergemaster rc file." 675 echo " This option is deprecated in favor of the IGNORE_FILES option." 676 echo " Please update your rc file accordingly." 677 echo '' 678 exit 1 679 ;; 680 esac 681 682 # Avoid comparing the following user specified files 683 for file in ${IGNORE_FILES}; do 684 test -e ${TEMPROOT}/${file} && unlink ${TEMPROOT}/${file} 685 done 686 687 # We really don't want to have to deal with files like login.conf.db, pwd.db, 688 # or spwd.db. Instead, we want to compare the text versions, and run *_mkdb. 689 # Prompt the user to do so below, as needed. 690 # 691 rm -f ${TEMPROOT}/etc/*.db ${TEMPROOT}/etc/passwd 692 693 # We only need to compare things like freebsd.cf once 694 find ${TEMPROOT}/usr/obj -type f -delete 2>/dev/null 695 696 # Delete stuff we do not need to keep the mtree database small, 697 # and to make the actual comparison faster. 698 find ${TEMPROOT}/usr -type l -delete 2>/dev/null 699 find ${TEMPROOT} -type f -size 0 -delete 2>/dev/null 700 find -d ${TEMPROOT} -type d -empty -delete 2>/dev/null 701 702 # Build the mtree database in a temporary location. 703 case "${PRE_WORLD}" in 704 '') MTREENEW=`mktemp -t mergemaster.mtree` 705 mtree -ci -p ${TEMPROOT} -k size,md5digest > ${MTREENEW} 2>/dev/null 706 ;; 707 *) # We don't want to mess with the mtree database on a pre-world run or 708 # when re-scanning a previously-built tree. 709 ;; 710 esac 711 ;; # End of the "RERUN" test 712esac 713 714# Get ready to start comparing files 715 716# Check umask if not specified on the command line, 717# and we are not doing an autorun 718# 719if [ -z "${NEW_UMASK}" -a -z "${AUTO_RUN}" ]; then 720 USER_UMASK=`umask` 721 case "${USER_UMASK}" in 722 0022|022) ;; 723 *) 724 echo '' 725 echo " *** Your umask is currently set to ${USER_UMASK}. By default, this script" 726 echo " installs all files with the same user, group and modes that" 727 echo " they are created with by ${SOURCEDIR}/etc/Makefile, compared to" 728 echo " a umask of 022. This umask allows world read permission when" 729 echo " the file's default permissions have it." 730 echo '' 731 echo " No world permissions can sometimes cause problems. A umask of" 732 echo " 022 will restore the default behavior, but is not mandatory." 733 echo " /etc/master.passwd is a special case. Its file permissions" 734 echo " will be 600 (rw-------) if installed." 735 echo '' 736 echo -n "What umask should I use? [${USER_UMASK}] " 737 read NEW_UMASK 738 739 NEW_UMASK="${NEW_UMASK:-$USER_UMASK}" 740 ;; 741 esac 742 echo '' 743fi 744 745CONFIRMED_UMASK=${NEW_UMASK:-0022} 746 747# 748# Warn users who still have old rc files 749# 750for file in atm devfs diskless1 diskless2 network network6 pccard \ 751 serial syscons sysctl alpha amd64 i386 ia64 sparc64; do 752 if [ -f "${DESTDIR}/etc/rc.${file}" ]; then 753 OLD_RC_PRESENT=1 754 break 755 fi 756done 757 758case "${OLD_RC_PRESENT}" in 7591) 760 echo '' 761 echo " *** There are elements of the old rc system in ${DESTDIR}/etc/." 762 echo '' 763 echo ' While these scripts will not hurt anything, they are not' 764 echo ' functional on an up to date system, and can be removed.' 765 echo '' 766 767 case "${AUTO_RUN}" in 768 '') 769 echo -n 'Move these files to /var/tmp/mergemaster/old_rc? [yes] ' 770 read MOVE_OLD_RC 771 772 case "${MOVE_OLD_RC}" in 773 [nN]*) ;; 774 *) 775 mkdir -p /var/tmp/mergemaster/old_rc 776 for file in atm devfs diskless1 diskless2 network network6 pccard \ 777 serial syscons sysctl alpha amd64 i386 ia64 sparc64; do 778 if [ -f "${DESTDIR}/etc/rc.${file}" ]; then 779 mv ${DESTDIR}/etc/rc.${file} /var/tmp/mergemaster/old_rc/ 780 fi 781 done 782 echo ' The files have been moved' 783 press_to_continue 784 ;; 785 esac 786 ;; 787 *) ;; 788 esac 789esac 790 791# Use the umask/mode information to install the files 792# Create directories as needed 793# 794install_error () { 795 echo "*** FATAL ERROR: Unable to install ${1} to ${2}" 796 echo '' 797 exit 1 798} 799 800do_install_and_rm () { 801 case "${PRESERVE_FILES}" in 802 [Yy][Ee][Ss]) 803 if [ -f "${3}/${2##*/}" ]; then 804 mkdir -p ${PRESERVE_FILES_DIR}/${2%/*} 805 cp ${3}/${2##*/} ${PRESERVE_FILES_DIR}/${2%/*} 806 fi 807 ;; 808 esac 809 810 if [ ! -d "${3}/${2##*/}" ]; then 811 if install -m ${1} ${2} ${3}; then 812 unlink ${2} 813 else 814 install_error ${2} ${3} 815 fi 816 else 817 install_error ${2} ${3} 818 fi 819} 820 821# 4095 = "obase=10;ibase=8;07777" | bc 822find_mode () { 823 local OCTAL 824 OCTAL=$(( ~$(echo "obase=10; ibase=8; ${CONFIRMED_UMASK}" | bc) & 4095 & 825 $(echo "obase=10; ibase=8; $(stat -f "%OMp%OLp" ${1})" | bc) )) 826 printf "%04o\n" ${OCTAL} 827} 828 829mm_install () { 830 local INSTALL_DIR 831 INSTALL_DIR=${1#.} 832 INSTALL_DIR=${INSTALL_DIR%/*} 833 834 case "${INSTALL_DIR}" in 835 '') 836 INSTALL_DIR=/ 837 ;; 838 esac 839 840 if [ -n "${DESTDIR}${INSTALL_DIR}" -a ! -d "${DESTDIR}${INSTALL_DIR}" ]; then 841 DIR_MODE=`find_mode "${TEMPROOT}/${INSTALL_DIR}"` 842 install -d -o root -g wheel -m "${DIR_MODE}" "${DESTDIR}${INSTALL_DIR}" || 843 install_error $1 ${DESTDIR}${INSTALL_DIR} 844 fi 845 846 FILE_MODE=`find_mode "${1}"` 847 848 if [ ! -x "${1}" ]; then 849 case "${1#.}" in 850 /etc/mail/aliases) 851 NEED_NEWALIASES=yes 852 ;; 853 /etc/login.conf) 854 NEED_CAP_MKDB=yes 855 ;; 856 /etc/services) 857 NEED_SERVICES_MKDB=yes 858 ;; 859 /etc/master.passwd) 860 do_install_and_rm 600 "${1}" "${DESTDIR}${INSTALL_DIR}" 861 NEED_PWD_MKDB=yes 862 DONT_INSTALL=yes 863 ;; 864 /.cshrc | /.profile) 865 local st_nlink 866 867 # install will unlink the file before it installs the new one, 868 # so we have to restore/create the link afterwards. 869 # 870 st_nlink=0 # In case the file does not yet exist 871 eval $(stat -s ${DESTDIR}${COMPFILE#.} 2>/dev/null) 872 873 do_install_and_rm "${FILE_MODE}" "${1}" "${DESTDIR}${INSTALL_DIR}" 874 875 if [ -n "${AUTO_INSTALL}" -a $st_nlink -gt 1 ]; then 876 HANDLE_LINK=l 877 else 878 case "${LINK_EXPLAINED}" in 879 '') 880 echo " *** Historically BSD derived systems have had a" 881 echo " hard link from /.cshrc and /.profile to" 882 echo " their namesakes in /root. Please indicate" 883 echo " your preference below for bringing your" 884 echo " installed files up to date." 885 echo '' 886 LINK_EXPLAINED=yes 887 ;; 888 esac 889 890 echo " Use 'd' to delete the temporary ${COMPFILE}" 891 echo " Use 'l' to delete the existing ${DESTDIR}/root/${COMPFILE##*/} and create the link" 892 echo '' 893 echo " Default is to leave the temporary file to deal with by hand" 894 echo '' 895 echo -n " How should I handle ${COMPFILE}? [Leave it to install later] " 896 read HANDLE_LINK 897 fi 898 899 case "${HANDLE_LINK}" in 900 [dD]*) 901 rm "${COMPFILE}" 902 echo '' 903 echo " *** Deleting ${COMPFILE}" 904 ;; 905 [lL]*) 906 echo '' 907 unlink ${DESTDIR}/root/${COMPFILE##*/} 908 if ln ${DESTDIR}${COMPFILE#.} ${DESTDIR}/root/${COMPFILE##*/}; then 909 echo " *** Link from ${DESTDIR}${COMPFILE#.} to ${DESTDIR}/root/${COMPFILE##*/} installed successfully" 910 else 911 echo " *** Error linking ${DESTDIR}${COMPFILE#.} to ${DESTDIR}/root/${COMPFILE##*/}" 912 echo " *** ${COMPFILE} will remain for your consideration" 913 fi 914 ;; 915 *) 916 echo " *** ${COMPFILE} will remain for your consideration" 917 ;; 918 esac 919 return 920 ;; 921 esac 922 923 case "${DONT_INSTALL}" in 924 '') 925 do_install_and_rm "${FILE_MODE}" "${1}" "${DESTDIR}${INSTALL_DIR}" 926 ;; 927 *) 928 unset DONT_INSTALL 929 ;; 930 esac 931 else # File matched -x 932 do_install_and_rm "${FILE_MODE}" "${1}" "${DESTDIR}${INSTALL_DIR}" 933 fi 934 return $? 935} 936 937if [ ! -d "${TEMPROOT}" ]; then 938 echo "*** FATAL ERROR: The temproot directory (${TEMPROOT})" 939 echo ' has disappeared!' 940 echo '' 941 exit 1 942fi 943 944echo '' 945echo "*** Beginning comparison" 946echo '' 947 948# Pre-world does not populate /etc/rc.d. 949# It is very possible that a previous run would have deleted files in 950# ${TEMPROOT}/etc/rc.d, thus creating a lot of false positives. 951if [ -z "${PRE_WORLD}" -a -z "${RERUN}" ]; then 952 echo " *** Checking ${DESTDIR}/etc/rc.d for stale files" 953 echo '' 954 cd "${DESTDIR}/etc/rc.d" && 955 for file in *; do 956 if [ ! -e "${TEMPROOT}/etc/rc.d/${file}" ]; then 957 STALE_RC_FILES="${STALE_RC_FILES} ${file}" 958 fi 959 done 960 case "${STALE_RC_FILES}" in 961 ''|' *') 962 echo ' *** No stale files found' 963 ;; 964 *) 965 echo " *** The following files exist in ${DESTDIR}/etc/rc.d but not in" 966 echo " ${TEMPROOT}/etc/rc.d/:" 967 echo '' 968 echo "${STALE_RC_FILES}" 969 echo '' 970 echo ' The presence of stale files in this directory can cause the' 971 echo ' dreaded unpredictable results, and therefore it is highly' 972 echo ' recommended that you delete them.' 973 case "${AUTO_RUN}" in 974 '') 975 echo '' 976 echo -n ' *** Delete them now? [n] ' 977 read DELETE_STALE_RC_FILES 978 case "${DELETE_STALE_RC_FILES}" in 979 [yY]) 980 echo ' *** Deleting ... ' 981 rm ${STALE_RC_FILES} 982 echo ' done.' 983 ;; 984 *) 985 echo ' *** Files will not be deleted' 986 ;; 987 esac 988 sleep 2 989 ;; 990 *) 991 if [ -n "${DELETE_STALE_RC_FILES}" ]; then 992 echo ' *** Deleting ... ' 993 rm ${STALE_RC_FILES} 994 echo ' done.' 995 fi 996 esac 997 ;; 998 esac 999 echo '' 1000fi 1001 1002cd "${TEMPROOT}" 1003 1004if [ -r "${MM_PRE_COMPARE_SCRIPT}" ]; then 1005 . "${MM_PRE_COMPARE_SCRIPT}" 1006fi 1007 1008# Things that were files/directories/links in one version can sometimes 1009# change to something else in a newer version. So we need to explicitly 1010# test for this, and warn the user if what we find does not match. 1011# 1012for COMPFILE in `find . | sort` ; do 1013 if [ -e "${DESTDIR}${COMPFILE#.}" ]; then 1014 INSTALLED_TYPE=`stat -f '%HT' ${DESTDIR}${COMPFILE#.}` 1015 else 1016 continue 1017 fi 1018 TEMPROOT_TYPE=`stat -f '%HT' $COMPFILE` 1019 1020 if [ ! "$TEMPROOT_TYPE" = "$INSTALLED_TYPE" ]; then 1021 [ "$COMPFILE" = '.' ] && continue 1022 TEMPROOT_TYPE=`echo $TEMPROOT_TYPE | tr [:upper:] [:lower:]` 1023 INSTALLED_TYPE=`echo $INSTALLED_TYPE | tr [:upper:] [:lower:]` 1024 1025 echo "*** The installed file ${DESTDIR}${COMPFILE#.} has the type \"$INSTALLED_TYPE\"" 1026 echo " but the new version has the type \"$TEMPROOT_TYPE\"" 1027 echo '' 1028 echo " How would you like to handle this?" 1029 echo '' 1030 echo " Use 'r' to remove ${DESTDIR}${COMPFILE#.}" 1031 case "$TEMPROOT_TYPE" in 1032 'symbolic link') 1033 TARGET=`readlink $COMPFILE` 1034 echo " and create a link to $TARGET in its place" ;; 1035 *) echo " You will be able to install it as a \"$TEMPROOT_TYPE\"" ;; 1036 esac 1037 echo '' 1038 echo " Use 'i' to ignore this" 1039 echo '' 1040 echo -n " How to proceed? [i] " 1041 read ANSWER 1042 case "$ANSWER" in 1043 [rR]) case "${PRESERVE_FILES}" in 1044 [Yy][Ee][Ss]) 1045 mv ${DESTDIR}${COMPFILE#.} ${PRESERVE_FILES_DIR}/ || exit 1 ;; 1046 *) rm -rf ${DESTDIR}${COMPFILE#.} ;; 1047 esac 1048 case "$TEMPROOT_TYPE" in 1049 'symbolic link') ln -sf $TARGET ${DESTDIR}${COMPFILE#.} ;; 1050 esac ;; 1051 *) echo '' 1052 echo "*** See the man page about adding ${COMPFILE#.} to the list of IGNORE_FILES" 1053 press_to_continue ;; 1054 esac 1055 echo '' 1056 fi 1057done 1058 1059for COMPFILE in `find . -type f | sort`; do 1060 1061 # First, check to see if the file exists in DESTDIR. If not, the 1062 # diff_loop function knows how to handle it. 1063 # 1064 if [ ! -e "${DESTDIR}${COMPFILE#.}" ]; then 1065 case "${AUTO_RUN}" in 1066 '') 1067 diff_loop 1068 ;; 1069 *) 1070 case "${AUTO_INSTALL}" in 1071 '') 1072 # If this is an auto run, make it official 1073 echo " *** ${COMPFILE} will remain for your consideration" 1074 ;; 1075 *) 1076 diff_loop 1077 ;; 1078 esac 1079 ;; 1080 esac # Auto run test 1081 continue 1082 fi 1083 1084 case "${STRICT}" in 1085 '' | [Nn][Oo]) 1086 # Compare $Id's first so if the file hasn't been modified 1087 # local changes will be ignored. 1088 # If the files have the same $Id, delete the one in temproot so the 1089 # user will have less to wade through if files are left to merge by hand. 1090 # 1091 ID1=`grep "[$]${ID_TAG}:" ${DESTDIR}${COMPFILE#.} 2>/dev/null` 1092 ID2=`grep "[$]${ID_TAG}:" ${COMPFILE} 2>/dev/null` || ID2=none 1093 1094 case "${ID2}" in 1095 "${ID1}") 1096 echo " *** Temp ${COMPFILE} and installed have the same Id, deleting" 1097 rm "${COMPFILE}" 1098 ;; 1099 esac 1100 ;; 1101 esac 1102 1103 # If the file is still here either because the $Ids are different, the 1104 # file doesn't have an $Id, or we're using STRICT mode; look at the diff. 1105 # 1106 if [ -f "${COMPFILE}" ]; then 1107 1108 # Do an absolute diff first to see if the files are actually different. 1109 # If they're not different, delete the one in temproot. 1110 # 1111 if diff -q ${DIFF_OPTIONS} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" > \ 1112 /dev/null 2>&1; then 1113 echo " *** Temp ${COMPFILE} and installed are the same, deleting" 1114 rm "${COMPFILE}" 1115 else 1116 # Ok, the files are different, so show the user where they differ. 1117 # Use user's choice of diff methods; and user's pager if they have one. 1118 # Use more if not. 1119 # Use unified diffs by default. Context diffs give me a headache. :) 1120 # 1121 # If the user chose the -F option, test for that before proceeding 1122 # 1123 if [ -n "$FREEBSD_ID" ]; then 1124 if diff -q -I'[$]FreeBSD.*[$]' "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" > \ 1125 /dev/null 2>&1; then 1126 if mm_install "${COMPFILE}"; then 1127 echo "*** Updated revision control Id for ${DESTDIR}${COMPFILE#.}" 1128 else 1129 echo "*** Problem installing ${COMPFILE}, it will remain to merge by hand later" 1130 fi 1131 continue 1132 fi 1133 fi 1134 case "${AUTO_RUN}" in 1135 '') 1136 # prompt user to install/delete/merge changes 1137 diff_loop 1138 ;; 1139 *) 1140 # If this is an auto run, make it official 1141 echo " *** ${COMPFILE} will remain for your consideration" 1142 ;; 1143 esac # Auto run test 1144 fi # Yes, the files are different 1145 fi # Yes, the file still remains to be checked 1146done # This is for the for way up there at the beginning of the comparison 1147 1148echo '' 1149echo "*** Comparison complete" 1150 1151if [ -s "${MTREENEW}" ]; then 1152 echo "*** Saving mtree database for future upgrades" 1153 test -e "${MTREEFILE}" && unlink ${MTREEFILE} 1154 mv ${MTREENEW} ${MTREEFILE} 1155fi 1156 1157echo '' 1158 1159TEST_FOR_FILES=`find ${TEMPROOT} -type f -size +0 2>/dev/null` 1160if [ -n "${TEST_FOR_FILES}" ]; then 1161 echo "*** Files that remain for you to merge by hand:" 1162 find "${TEMPROOT}" -type f -size +0 | sort 1163 echo '' 1164 1165 case "${AUTO_RUN}" in 1166 '') 1167 echo -n "Do you wish to delete what is left of ${TEMPROOT}? [no] " 1168 read DEL_TEMPROOT 1169 case "${DEL_TEMPROOT}" in 1170 [yY]*) 1171 delete_temproot 1172 ;; 1173 *) 1174 echo " *** ${TEMPROOT} will remain" 1175 ;; 1176 esac 1177 ;; 1178 *) ;; 1179 esac 1180else 1181 echo "*** ${TEMPROOT} is empty, deleting" 1182 delete_temproot 1183fi 1184 1185case "${AUTO_INSTALLED_FILES}" in 1186'') ;; 1187*) 1188 case "${AUTO_RUN}" in 1189 '') 1190 ( 1191 echo '' 1192 echo '*** You chose the automatic install option for files that did not' 1193 echo ' exist on your system. The following were installed for you:' 1194 echo "${AUTO_INSTALLED_FILES}" 1195 ) | ${PAGER} 1196 ;; 1197 *) 1198 echo '' 1199 echo '*** You chose the automatic install option for files that did not' 1200 echo ' exist on your system. The following were installed for you:' 1201 echo "${AUTO_INSTALLED_FILES}" 1202 ;; 1203 esac 1204 ;; 1205esac 1206 1207case "${AUTO_UPGRADED_FILES}" in 1208'') ;; 1209*) 1210 case "${AUTO_RUN}" in 1211 '') 1212 ( 1213 echo '' 1214 echo '*** You chose the automatic upgrade option for files that you did' 1215 echo ' not alter on your system. The following were upgraded for you:' 1216 echo "${AUTO_UPGRADED_FILES}" 1217 ) | ${PAGER} 1218 ;; 1219 *) 1220 echo '' 1221 echo '*** You chose the automatic upgrade option for files that you did' 1222 echo ' not alter on your system. The following were upgraded for you:' 1223 echo "${AUTO_UPGRADED_FILES}" 1224 ;; 1225 esac 1226 ;; 1227esac 1228 1229run_it_now () { 1230 [ -n "$AUTO_RUN" ] && return 1231 1232 local answer 1233 1234 echo '' 1235 while : ; do 1236 if [ "$RUN_UPDATES" = always ]; then 1237 answer=y 1238 elif [ "$RUN_UPDATES" = never ]; then 1239 answer=n 1240 else 1241 echo -n ' Would you like to run it now? y or n [n] ' 1242 read answer 1243 fi 1244 1245 case "$answer" in 1246 y) 1247 echo " Running ${1}" 1248 echo '' 1249 eval "${1}" 1250 return 1251 ;; 1252 ''|n) 1253 if [ ! "$RUN_UPDATES" = never ]; then 1254 echo '' 1255 echo " *** Cancelled" 1256 echo '' 1257 fi 1258 echo " Make sure to run ${1} yourself" 1259 return 1260 ;; 1261 *) 1262 echo '' 1263 echo " *** Sorry, I do not understand your answer (${answer})" 1264 echo '' 1265 esac 1266 done 1267} 1268 1269case "${NEED_NEWALIASES}" in 1270'') ;; 1271*) 1272 echo '' 1273 if [ -n "${DESTDIR}" ]; then 1274 echo "*** You installed a new aliases file into ${DESTDIR}/etc/mail, but" 1275 echo " the newaliases command is limited to the directories configured" 1276 echo " in sendmail.cf. Make sure to create your aliases database by" 1277 echo " hand when your sendmail configuration is done." 1278 else 1279 echo "*** You installed a new aliases file, so make sure that you run" 1280 echo " '/usr/bin/newaliases' to rebuild your aliases database" 1281 run_it_now '/usr/bin/newaliases' 1282 fi 1283 ;; 1284esac 1285 1286case "${NEED_CAP_MKDB}" in 1287'') ;; 1288*) 1289 echo '' 1290 echo "*** You installed a login.conf file, so make sure that you run" 1291 echo " '/usr/bin/cap_mkdb ${DESTDIR}/etc/login.conf'" 1292 echo " to rebuild your login.conf database" 1293 run_it_now "/usr/bin/cap_mkdb ${DESTDIR}/etc/login.conf" 1294 ;; 1295esac 1296 1297case "${NEED_SERVICES_MKDB}" in 1298'') ;; 1299*) 1300 echo '' 1301 echo "*** You installed a services file, so make sure that you run" 1302 echo " '/usr/sbin/services_mkdb -q -o ${DESTDIR}/var/db/services.db ${DESTDIR}/etc/services'" 1303 echo " to rebuild your services database" 1304 run_it_now "/usr/sbin/services_mkdb -q -o ${DESTDIR}/var/db/services.db ${DESTDIR}/etc/services" 1305 ;; 1306esac 1307 1308case "${NEED_PWD_MKDB}" in 1309'') ;; 1310*) 1311 echo '' 1312 echo "*** You installed a new master.passwd file, so make sure that you run" 1313 if [ -n "${DESTDIR}" ]; then 1314 echo " '/usr/sbin/pwd_mkdb -d ${DESTDIR}/etc -p ${DESTDIR}/etc/master.passwd'" 1315 echo " to rebuild your password files" 1316 run_it_now "/usr/sbin/pwd_mkdb -d ${DESTDIR}/etc -p ${DESTDIR}/etc/master.passwd" 1317 else 1318 echo " '/usr/sbin/pwd_mkdb -p /etc/master.passwd'" 1319 echo " to rebuild your password files" 1320 run_it_now '/usr/sbin/pwd_mkdb -p /etc/master.passwd' 1321 fi 1322 ;; 1323esac 1324 1325if [ -e "${DESTDIR}/etc/localtime" -a -z "${PRE_WORLD}" ]; then # Ignore if TZ == UTC 1326 echo '' 1327 [ -n "${DESTDIR}" ] && tzs_args="-C ${DESTDIR}" 1328 if [ -f "${DESTDIR}/var/db/zoneinfo" ]; then 1329 echo "*** Reinstalling `cat ${DESTDIR}/var/db/zoneinfo` as ${DESTDIR}/etc/localtime" 1330 tzsetup $tzs_args -r 1331 else 1332 echo "*** There is no ${DESTDIR}/var/db/zoneinfo file to update ${DESTDIR}/etc/localtime." 1333 echo ' You should run tzsetup' 1334 run_it_now "tzsetup $tzs_args" 1335 fi 1336fi 1337 1338echo '' 1339 1340if [ -r "${MM_EXIT_SCRIPT}" ]; then 1341 . "${MM_EXIT_SCRIPT}" 1342fi 1343 1344case "${COMP_CONFS}" in 1345'') ;; 1346*) 1347 . ${DESTDIR}/etc/defaults/rc.conf 1348 1349 (echo '' 1350 echo "*** Comparing conf files: ${rc_conf_files}" 1351 1352 for CONF_FILE in ${rc_conf_files}; do 1353 if [ -r "${DESTDIR}${CONF_FILE}" ]; then 1354 echo '' 1355 echo "*** From ${DESTDIR}${CONF_FILE}" 1356 echo "*** From ${DESTDIR}/etc/defaults/rc.conf" 1357 1358 for RC_CONF_VAR in `grep -i ^[a-z] ${DESTDIR}${CONF_FILE} | 1359 cut -d '=' -f 1`; do 1360 echo '' 1361 grep -w ^${RC_CONF_VAR} ${DESTDIR}${CONF_FILE} 1362 grep -w ^${RC_CONF_VAR} ${DESTDIR}/etc/defaults/rc.conf || 1363 echo ' * No default variable with this name' 1364 done 1365 fi 1366 done) | ${PAGER} 1367 echo '' 1368 ;; 1369esac 1370 1371if [ -n "${PRESERVE_FILES}" ]; then 1372 find -d $PRESERVE_FILES_DIR -type d -empty -delete 2>/dev/null 1373 rmdir $PRESERVE_FILES_DIR 2>/dev/null 1374fi 1375 1376exit 0 1377 1378#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1379 1380# Copyright (c) 1998-2012 Douglas Barton 1381# All rights reserved. 1382# 1383# Redistribution and use in source and binary forms, with or without 1384# modification, are permitted provided that the following conditions 1385# are met: 1386# 1. Redistributions of source code must retain the above copyright 1387# notice, this list of conditions and the following disclaimer. 1388# 2. Redistributions in binary form must reproduce the above copyright 1389# notice, this list of conditions and the following disclaimer in the 1390# documentation and/or other materials provided with the distribution. 1391# 1392# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1393# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1394# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1395# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1396# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1397# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 1398# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 1399# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 1400# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 1401# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 1402# SUCH DAMAGE. 1403