mergemaster.sh revision 255476
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 255476 2013-09-11 17:42:35Z delphij $ 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 " or you may type an absolute path to PAGER for this run" 428 echo '' 429 echo " Default is to use plain old 'more' " 430 echo '' 431 echo -n "What should I do? [Use 'more'] " 432 read FIXPAGER 433 434 case "${FIXPAGER}" in 435 [eE]) 436 exit 0 437 ;; 438 [lL]) 439 PAGER=less 440 ;; 441 [mM]|'') 442 PAGER=more 443 ;; 444 /*) 445 PAGER="$FIXPAGER" 446 ;; 447 *) 448 echo '' 449 echo "invalid choice: ${FIXPAGER}" 450 esac 451 echo '' 452 done 453} 454 if [ -n "${PAGER}" ]; then 455 check_pager 456 fi 457 ;; 458esac 459 460# If user has a pager defined, or got assigned one above, use it. 461# If not, use more. 462# 463PAGER=${PAGER:-more} 464 465if [ -n "${VERBOSE}" -a ! "${PAGER}" = "more" ]; then 466 echo " *** You have ${PAGER} defined as your pager so we will use that" 467 echo '' 468 sleep 3 469fi 470 471# Assign the diff flag once so we will not have to keep testing it 472# 473DIFF_FLAG=${DIFF_FLAG:--u} 474 475# Assign the source directory 476# 477SOURCEDIR=${SOURCEDIR:-/usr/src} 478if [ ! -f ${SOURCEDIR}/Makefile.inc1 -a \ 479 -f ${SOURCEDIR}/../Makefile.inc1 ]; then 480 echo " *** The source directory you specified (${SOURCEDIR})" 481 echo " will be reset to ${SOURCEDIR}/.." 482 echo '' 483 sleep 3 484 SOURCEDIR=${SOURCEDIR}/.. 485fi 486SOURCEDIR=$(realpath "$SOURCEDIR") 487 488# Setup make to use system files from SOURCEDIR 489MM_MAKE="make ${ARCHSTRING} -m ${SOURCEDIR}/share/mk" 490 491# Check DESTDIR against the mergemaster mtree database to see what 492# files the user changed from the reference files. 493# 494if [ -n "${AUTO_UPGRADE}" -a -s "${MTREEFILE}" ]; then 495 CHANGED=: 496 for file in `mtree -eqL -f ${MTREEFILE} -p ${DESTDIR}/ \ 497 2>/dev/null | awk '($2 == "changed") {print $1}'`; do 498 if [ -f "${DESTDIR}/$file" ]; then 499 CHANGED="${CHANGED}${DESTDIR}/${file}:" 500 fi 501 done 502 [ "$CHANGED" = ':' ] && unset CHANGED 503fi 504 505# Check the width of the user's terminal 506# 507if [ -t 0 ]; then 508 w=`tput columns` 509 case "${w}" in 510 0|'') ;; # No-op, since the input is not valid 511 *) 512 case "${SCREEN_WIDTH}" in 513 '') SCREEN_WIDTH="${w}" ;; 514 "${w}") ;; # No-op, since they are the same 515 *) 516 echo -n "*** You entered ${SCREEN_WIDTH} as your screen width, but stty " 517 echo "thinks it is ${w}." 518 echo '' 519 echo -n "What would you like to use? [${w}] " 520 read SCREEN_WIDTH 521 case "${SCREEN_WIDTH}" in 522 '') SCREEN_WIDTH="${w}" ;; 523 esac 524 ;; 525 esac 526 esac 527fi 528 529# Define what $Id tag to look for to aid portability. 530# 531ID_TAG=FreeBSD 532 533delete_temproot () { 534 rm -rf "${TEMPROOT}" 2>/dev/null 535 chflags -R 0 "${TEMPROOT}" 2>/dev/null 536 rm -rf "${TEMPROOT}" || { echo "*** Unable to delete ${TEMPROOT}"; exit 1; } 537} 538 539case "${RERUN}" in 540'') 541 # Set up the loop to test for the existence of the 542 # temp root directory. 543 # 544 TEST_TEMP_ROOT=yes 545 while [ "${TEST_TEMP_ROOT}" = "yes" ]; do 546 if [ -d "${TEMPROOT}" ]; then 547 echo "*** The directory specified for the temporary root environment," 548 echo " ${TEMPROOT}, exists. This can be a security risk if untrusted" 549 echo " users have access to the system." 550 echo '' 551 case "${AUTO_RUN}" in 552 '') 553 echo " Use 'd' to delete the old ${TEMPROOT} and continue" 554 echo " Use 't' to select a new temporary root directory" 555 echo " Use 'e' to exit mergemaster" 556 echo '' 557 echo " Default is to use ${TEMPROOT} as is" 558 echo '' 559 echo -n "How should I deal with this? [Use the existing ${TEMPROOT}] " 560 read DELORNOT 561 562 case "${DELORNOT}" in 563 [dD]) 564 echo '' 565 echo " *** Deleting the old ${TEMPROOT}" 566 echo '' 567 delete_temproot 568 unset TEST_TEMP_ROOT 569 ;; 570 [tT]) 571 echo " *** Enter new directory name for temporary root environment" 572 read TEMPROOT 573 ;; 574 [eE]) 575 exit 0 576 ;; 577 '') 578 echo '' 579 echo " *** Leaving ${TEMPROOT} intact" 580 echo '' 581 unset TEST_TEMP_ROOT 582 ;; 583 *) 584 echo '' 585 echo "invalid choice: ${DELORNOT}" 586 echo '' 587 ;; 588 esac 589 ;; 590 *) 591 # If this is an auto-run, try a hopefully safe alternative then 592 # re-test anyway. 593 TEMPROOT=/var/tmp/temproot.`date +%m%d.%H.%M.%S` 594 ;; 595 esac 596 else 597 unset TEST_TEMP_ROOT 598 fi 599 done 600 601 echo "*** Creating the temporary root environment in ${TEMPROOT}" 602 603 if mkdir -p "${TEMPROOT}"; then 604 echo " *** ${TEMPROOT} ready for use" 605 fi 606 607 if [ ! -d "${TEMPROOT}" ]; then 608 echo '' 609 echo " *** FATAL ERROR: Cannot create ${TEMPROOT}" 610 echo '' 611 exit 1 612 fi 613 614 echo " *** Creating and populating directory structure in ${TEMPROOT}" 615 echo '' 616 617 case "${VERBOSE}" in 618 '') ;; 619 *) 620 press_to_continue 621 ;; 622 esac 623 624 case "${PRE_WORLD}" in 625 '') 626 { cd ${SOURCEDIR} && 627 case "${DESTDIR}" in 628 '') ;; 629 *) 630 ${MM_MAKE} DESTDIR=${DESTDIR} distrib-dirs >/dev/null 631 ;; 632 esac 633 ${MM_MAKE} DESTDIR=${TEMPROOT} distrib-dirs >/dev/null && 634 ${MM_MAKE} _obj SUBDIR_OVERRIDE=etc >/dev/null && 635 ${MM_MAKE} everything SUBDIR_OVERRIDE=etc >/dev/null && 636 ${MM_MAKE} DESTDIR=${TEMPROOT} distribution >/dev/null;} || 637 { echo ''; 638 echo " *** FATAL ERROR: Cannot 'cd' to ${SOURCEDIR} and install files to"; 639 echo " the temproot environment"; 640 echo ''; 641 exit 1;} 642 ;; 643 *) 644 # Only set up files that are crucial to {build|install}world 645 { mkdir -p ${TEMPROOT}/etc && 646 cp -p ${SOURCEDIR}/etc/master.passwd ${TEMPROOT}/etc && 647 install -p -o root -g wheel -m 0644 ${SOURCEDIR}/etc/group ${TEMPROOT}/etc;} || 648 { echo ''; 649 echo ' *** FATAL ERROR: Cannot copy files to the temproot environment'; 650 echo ''; 651 exit 1;} 652 ;; 653 esac 654 655 # Doing the inventory and removing files that we don't want to compare only 656 # makes sense if we are not doing a rerun, since we have no way of knowing 657 # what happened to the files during previous incarnations. 658 case "${VERBOSE}" in 659 '') ;; 660 *) 661 echo '' 662 echo ' *** The following files exist only in the installed version of' 663 echo " ${DESTDIR}/etc. In the vast majority of cases these files" 664 echo ' are necessary parts of the system and should not be deleted.' 665 echo ' However because these files are not updated by this process you' 666 echo ' might want to verify their status before rebooting your system.' 667 echo '' 668 press_to_continue 669 diff -qr ${DESTDIR}/etc ${TEMPROOT}/etc | grep "^Only in ${DESTDIR}/etc" | ${PAGER} 670 echo '' 671 press_to_continue 672 ;; 673 esac 674 675 case "${IGNORE_MOTD}" in 676 '') ;; 677 *) 678 echo '' 679 echo "*** You have the IGNORE_MOTD option set in your mergemaster rc file." 680 echo " This option is deprecated in favor of the IGNORE_FILES option." 681 echo " Please update your rc file accordingly." 682 echo '' 683 exit 1 684 ;; 685 esac 686 687 # Avoid comparing the following user specified files 688 for file in ${IGNORE_FILES}; do 689 test -e ${TEMPROOT}/${file} && unlink ${TEMPROOT}/${file} 690 done 691 692 # We really don't want to have to deal with files like login.conf.db, pwd.db, 693 # or spwd.db. Instead, we want to compare the text versions, and run *_mkdb. 694 # Prompt the user to do so below, as needed. 695 # 696 rm -f ${TEMPROOT}/etc/*.db ${TEMPROOT}/etc/passwd 697 698 # We only need to compare things like freebsd.cf once 699 find ${TEMPROOT}/usr/obj -type f -delete 2>/dev/null 700 701 # Delete stuff we do not need to keep the mtree database small, 702 # and to make the actual comparison faster. 703 find ${TEMPROOT}/usr -type l -delete 2>/dev/null 704 find ${TEMPROOT} -type f -size 0 -delete 2>/dev/null 705 find -d ${TEMPROOT} -type d -empty -delete 2>/dev/null 706 707 # Build the mtree database in a temporary location. 708 case "${PRE_WORLD}" in 709 '') MTREENEW=`mktemp -t mergemaster.mtree` 710 mtree -nci -p ${TEMPROOT} -k size,md5digest > ${MTREENEW} 2>/dev/null 711 ;; 712 *) # We don't want to mess with the mtree database on a pre-world run or 713 # when re-scanning a previously-built tree. 714 ;; 715 esac 716 ;; # End of the "RERUN" test 717esac 718 719# Get ready to start comparing files 720 721# Check umask if not specified on the command line, 722# and we are not doing an autorun 723# 724if [ -z "${NEW_UMASK}" -a -z "${AUTO_RUN}" ]; then 725 USER_UMASK=`umask` 726 case "${USER_UMASK}" in 727 0022|022) ;; 728 *) 729 echo '' 730 echo " *** Your umask is currently set to ${USER_UMASK}. By default, this script" 731 echo " installs all files with the same user, group and modes that" 732 echo " they are created with by ${SOURCEDIR}/etc/Makefile, compared to" 733 echo " a umask of 022. This umask allows world read permission when" 734 echo " the file's default permissions have it." 735 echo '' 736 echo " No world permissions can sometimes cause problems. A umask of" 737 echo " 022 will restore the default behavior, but is not mandatory." 738 echo " /etc/master.passwd is a special case. Its file permissions" 739 echo " will be 600 (rw-------) if installed." 740 echo '' 741 echo -n "What umask should I use? [${USER_UMASK}] " 742 read NEW_UMASK 743 744 NEW_UMASK="${NEW_UMASK:-$USER_UMASK}" 745 ;; 746 esac 747 echo '' 748fi 749 750CONFIRMED_UMASK=${NEW_UMASK:-0022} 751 752# 753# Warn users who still have old rc files 754# 755for file in atm devfs diskless1 diskless2 network network6 pccard \ 756 serial syscons sysctl alpha amd64 i386 ia64 sparc64; do 757 if [ -f "${DESTDIR}/etc/rc.${file}" ]; then 758 OLD_RC_PRESENT=1 759 break 760 fi 761done 762 763case "${OLD_RC_PRESENT}" in 7641) 765 echo '' 766 echo " *** There are elements of the old rc system in ${DESTDIR}/etc/." 767 echo '' 768 echo ' While these scripts will not hurt anything, they are not' 769 echo ' functional on an up to date system, and can be removed.' 770 echo '' 771 772 case "${AUTO_RUN}" in 773 '') 774 echo -n 'Move these files to /var/tmp/mergemaster/old_rc? [yes] ' 775 read MOVE_OLD_RC 776 777 case "${MOVE_OLD_RC}" in 778 [nN]*) ;; 779 *) 780 mkdir -p /var/tmp/mergemaster/old_rc 781 for file in atm devfs diskless1 diskless2 network network6 pccard \ 782 serial syscons sysctl alpha amd64 i386 ia64 sparc64; do 783 if [ -f "${DESTDIR}/etc/rc.${file}" ]; then 784 mv ${DESTDIR}/etc/rc.${file} /var/tmp/mergemaster/old_rc/ 785 fi 786 done 787 echo ' The files have been moved' 788 press_to_continue 789 ;; 790 esac 791 ;; 792 *) ;; 793 esac 794esac 795 796# Use the umask/mode information to install the files 797# Create directories as needed 798# 799install_error () { 800 echo "*** FATAL ERROR: Unable to install ${1} to ${2}" 801 echo '' 802 exit 1 803} 804 805do_install_and_rm () { 806 case "${PRESERVE_FILES}" in 807 [Yy][Ee][Ss]) 808 if [ -f "${3}/${2##*/}" ]; then 809 mkdir -p ${PRESERVE_FILES_DIR}/${2%/*} 810 cp ${3}/${2##*/} ${PRESERVE_FILES_DIR}/${2%/*} 811 fi 812 ;; 813 esac 814 815 if [ ! -d "${3}/${2##*/}" ]; then 816 if install -m ${1} ${2} ${3}; then 817 unlink ${2} 818 else 819 install_error ${2} ${3} 820 fi 821 else 822 install_error ${2} ${3} 823 fi 824} 825 826# 4095 = "obase=10;ibase=8;07777" | bc 827find_mode () { 828 local OCTAL 829 OCTAL=$(( ~$(echo "obase=10; ibase=8; ${CONFIRMED_UMASK}" | bc) & 4095 & 830 $(echo "obase=10; ibase=8; $(stat -f "%OMp%OLp" ${1})" | bc) )) 831 printf "%04o\n" ${OCTAL} 832} 833 834mm_install () { 835 local INSTALL_DIR 836 INSTALL_DIR=${1#.} 837 INSTALL_DIR=${INSTALL_DIR%/*} 838 839 case "${INSTALL_DIR}" in 840 '') 841 INSTALL_DIR=/ 842 ;; 843 esac 844 845 if [ -n "${DESTDIR}${INSTALL_DIR}" -a ! -d "${DESTDIR}${INSTALL_DIR}" ]; then 846 DIR_MODE=`find_mode "${TEMPROOT}/${INSTALL_DIR}"` 847 install -d -o root -g wheel -m "${DIR_MODE}" "${DESTDIR}${INSTALL_DIR}" || 848 install_error $1 ${DESTDIR}${INSTALL_DIR} 849 fi 850 851 FILE_MODE=`find_mode "${1}"` 852 853 if [ ! -x "${1}" ]; then 854 case "${1#.}" in 855 /etc/mail/aliases) 856 NEED_NEWALIASES=yes 857 ;; 858 /etc/login.conf) 859 NEED_CAP_MKDB=yes 860 ;; 861 /etc/services) 862 NEED_SERVICES_MKDB=yes 863 ;; 864 /etc/master.passwd) 865 do_install_and_rm 600 "${1}" "${DESTDIR}${INSTALL_DIR}" 866 NEED_PWD_MKDB=yes 867 DONT_INSTALL=yes 868 ;; 869 /.cshrc | /.profile) 870 local st_nlink 871 872 # install will unlink the file before it installs the new one, 873 # so we have to restore/create the link afterwards. 874 # 875 st_nlink=0 # In case the file does not yet exist 876 eval $(stat -s ${DESTDIR}${COMPFILE#.} 2>/dev/null) 877 878 do_install_and_rm "${FILE_MODE}" "${1}" "${DESTDIR}${INSTALL_DIR}" 879 880 if [ -n "${AUTO_INSTALL}" -a $st_nlink -gt 1 ]; then 881 HANDLE_LINK=l 882 else 883 case "${LINK_EXPLAINED}" in 884 '') 885 echo " *** Historically BSD derived systems have had a" 886 echo " hard link from /.cshrc and /.profile to" 887 echo " their namesakes in /root. Please indicate" 888 echo " your preference below for bringing your" 889 echo " installed files up to date." 890 echo '' 891 LINK_EXPLAINED=yes 892 ;; 893 esac 894 895 echo " Use 'd' to delete the temporary ${COMPFILE}" 896 echo " Use 'l' to delete the existing ${DESTDIR}/root/${COMPFILE##*/} and create the link" 897 echo '' 898 echo " Default is to leave the temporary file to deal with by hand" 899 echo '' 900 echo -n " How should I handle ${COMPFILE}? [Leave it to install later] " 901 read HANDLE_LINK 902 fi 903 904 case "${HANDLE_LINK}" in 905 [dD]*) 906 rm "${COMPFILE}" 907 echo '' 908 echo " *** Deleting ${COMPFILE}" 909 ;; 910 [lL]*) 911 echo '' 912 unlink ${DESTDIR}/root/${COMPFILE##*/} 913 if ln ${DESTDIR}${COMPFILE#.} ${DESTDIR}/root/${COMPFILE##*/}; then 914 echo " *** Link from ${DESTDIR}${COMPFILE#.} to ${DESTDIR}/root/${COMPFILE##*/} installed successfully" 915 else 916 echo " *** Error linking ${DESTDIR}${COMPFILE#.} to ${DESTDIR}/root/${COMPFILE##*/}" 917 echo " *** ${COMPFILE} will remain for your consideration" 918 fi 919 ;; 920 *) 921 echo " *** ${COMPFILE} will remain for your consideration" 922 ;; 923 esac 924 return 925 ;; 926 esac 927 928 case "${DONT_INSTALL}" in 929 '') 930 do_install_and_rm "${FILE_MODE}" "${1}" "${DESTDIR}${INSTALL_DIR}" 931 ;; 932 *) 933 unset DONT_INSTALL 934 ;; 935 esac 936 else # File matched -x 937 do_install_and_rm "${FILE_MODE}" "${1}" "${DESTDIR}${INSTALL_DIR}" 938 fi 939 return $? 940} 941 942if [ ! -d "${TEMPROOT}" ]; then 943 echo "*** FATAL ERROR: The temproot directory (${TEMPROOT})" 944 echo ' has disappeared!' 945 echo '' 946 exit 1 947fi 948 949echo '' 950echo "*** Beginning comparison" 951echo '' 952 953# Pre-world does not populate /etc/rc.d. 954# It is very possible that a previous run would have deleted files in 955# ${TEMPROOT}/etc/rc.d, thus creating a lot of false positives. 956if [ -z "${PRE_WORLD}" -a -z "${RERUN}" ]; then 957 echo " *** Checking ${DESTDIR}/etc/rc.d for stale files" 958 echo '' 959 cd "${DESTDIR}/etc/rc.d" && 960 for file in *; do 961 if [ ! -e "${TEMPROOT}/etc/rc.d/${file}" ]; then 962 STALE_RC_FILES="${STALE_RC_FILES} ${file}" 963 fi 964 done 965 case "${STALE_RC_FILES}" in 966 ''|' *') 967 echo ' *** No stale files found' 968 ;; 969 *) 970 echo " *** The following files exist in ${DESTDIR}/etc/rc.d but not in" 971 echo " ${TEMPROOT}/etc/rc.d/:" 972 echo '' 973 echo "${STALE_RC_FILES}" 974 echo '' 975 echo ' The presence of stale files in this directory can cause the' 976 echo ' dreaded unpredictable results, and therefore it is highly' 977 echo ' recommended that you delete them.' 978 case "${AUTO_RUN}" in 979 '') 980 echo '' 981 echo -n ' *** Delete them now? [n] ' 982 read DELETE_STALE_RC_FILES 983 case "${DELETE_STALE_RC_FILES}" in 984 [yY]) 985 echo ' *** Deleting ... ' 986 rm ${STALE_RC_FILES} 987 echo ' done.' 988 ;; 989 *) 990 echo ' *** Files will not be deleted' 991 ;; 992 esac 993 sleep 2 994 ;; 995 *) 996 if [ -n "${DELETE_STALE_RC_FILES}" ]; then 997 echo ' *** Deleting ... ' 998 rm ${STALE_RC_FILES} 999 echo ' done.' 1000 fi 1001 esac 1002 ;; 1003 esac 1004 echo '' 1005fi 1006 1007cd "${TEMPROOT}" 1008 1009if [ -r "${MM_PRE_COMPARE_SCRIPT}" ]; then 1010 . "${MM_PRE_COMPARE_SCRIPT}" 1011fi 1012 1013# Things that were files/directories/links in one version can sometimes 1014# change to something else in a newer version. So we need to explicitly 1015# test for this, and warn the user if what we find does not match. 1016# 1017for COMPFILE in `find . | sort` ; do 1018 if [ -e "${DESTDIR}${COMPFILE#.}" ]; then 1019 INSTALLED_TYPE=`stat -f '%HT' ${DESTDIR}${COMPFILE#.}` 1020 else 1021 continue 1022 fi 1023 TEMPROOT_TYPE=`stat -f '%HT' $COMPFILE` 1024 1025 if [ ! "$TEMPROOT_TYPE" = "$INSTALLED_TYPE" ]; then 1026 [ "$COMPFILE" = '.' ] && continue 1027 TEMPROOT_TYPE=`echo $TEMPROOT_TYPE | tr [:upper:] [:lower:]` 1028 INSTALLED_TYPE=`echo $INSTALLED_TYPE | tr [:upper:] [:lower:]` 1029 1030 echo "*** The installed file ${DESTDIR}${COMPFILE#.} has the type \"$INSTALLED_TYPE\"" 1031 echo " but the new version has the type \"$TEMPROOT_TYPE\"" 1032 echo '' 1033 echo " How would you like to handle this?" 1034 echo '' 1035 echo " Use 'r' to remove ${DESTDIR}${COMPFILE#.}" 1036 case "$TEMPROOT_TYPE" in 1037 'symbolic link') 1038 TARGET=`readlink $COMPFILE` 1039 echo " and create a link to $TARGET in its place" ;; 1040 *) echo " You will be able to install it as a \"$TEMPROOT_TYPE\"" ;; 1041 esac 1042 echo '' 1043 echo " Use 'i' to ignore this" 1044 echo '' 1045 echo -n " How to proceed? [i] " 1046 read ANSWER 1047 case "$ANSWER" in 1048 [rR]) case "${PRESERVE_FILES}" in 1049 [Yy][Ee][Ss]) 1050 mv ${DESTDIR}${COMPFILE#.} ${PRESERVE_FILES_DIR}/ || exit 1 ;; 1051 *) rm -rf ${DESTDIR}${COMPFILE#.} ;; 1052 esac 1053 case "$TEMPROOT_TYPE" in 1054 'symbolic link') ln -sf $TARGET ${DESTDIR}${COMPFILE#.} ;; 1055 esac ;; 1056 *) echo '' 1057 echo "*** See the man page about adding ${COMPFILE#.} to the list of IGNORE_FILES" 1058 press_to_continue ;; 1059 esac 1060 echo '' 1061 fi 1062done 1063 1064for COMPFILE in `find . -type f | sort`; do 1065 1066 # First, check to see if the file exists in DESTDIR. If not, the 1067 # diff_loop function knows how to handle it. 1068 # 1069 if [ ! -e "${DESTDIR}${COMPFILE#.}" ]; then 1070 case "${AUTO_RUN}" in 1071 '') 1072 diff_loop 1073 ;; 1074 *) 1075 case "${AUTO_INSTALL}" in 1076 '') 1077 # If this is an auto run, make it official 1078 echo " *** ${COMPFILE} will remain for your consideration" 1079 ;; 1080 *) 1081 diff_loop 1082 ;; 1083 esac 1084 ;; 1085 esac # Auto run test 1086 continue 1087 fi 1088 1089 case "${STRICT}" in 1090 '' | [Nn][Oo]) 1091 # Compare $Id's first so if the file hasn't been modified 1092 # local changes will be ignored. 1093 # If the files have the same $Id, delete the one in temproot so the 1094 # user will have less to wade through if files are left to merge by hand. 1095 # 1096 ID1=`grep "[$]${ID_TAG}:" ${DESTDIR}${COMPFILE#.} 2>/dev/null` 1097 ID2=`grep "[$]${ID_TAG}:" ${COMPFILE} 2>/dev/null` || ID2=none 1098 1099 case "${ID2}" in 1100 "${ID1}") 1101 echo " *** Temp ${COMPFILE} and installed have the same Id, deleting" 1102 rm "${COMPFILE}" 1103 ;; 1104 esac 1105 ;; 1106 esac 1107 1108 # If the file is still here either because the $Ids are different, the 1109 # file doesn't have an $Id, or we're using STRICT mode; look at the diff. 1110 # 1111 if [ -f "${COMPFILE}" ]; then 1112 1113 # Do an absolute diff first to see if the files are actually different. 1114 # If they're not different, delete the one in temproot. 1115 # 1116 if diff -q ${DIFF_OPTIONS} "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" > \ 1117 /dev/null 2>&1; then 1118 echo " *** Temp ${COMPFILE} and installed are the same, deleting" 1119 rm "${COMPFILE}" 1120 else 1121 # Ok, the files are different, so show the user where they differ. 1122 # Use user's choice of diff methods; and user's pager if they have one. 1123 # Use more if not. 1124 # Use unified diffs by default. Context diffs give me a headache. :) 1125 # 1126 # If the user chose the -F option, test for that before proceeding 1127 # 1128 if [ -n "$FREEBSD_ID" ]; then 1129 if diff -q -I'[$]FreeBSD.*[$]' "${DESTDIR}${COMPFILE#.}" "${COMPFILE}" > \ 1130 /dev/null 2>&1; then 1131 if mm_install "${COMPFILE}"; then 1132 echo "*** Updated revision control Id for ${DESTDIR}${COMPFILE#.}" 1133 else 1134 echo "*** Problem installing ${COMPFILE}, it will remain to merge by hand later" 1135 fi 1136 continue 1137 fi 1138 fi 1139 case "${AUTO_RUN}" in 1140 '') 1141 # prompt user to install/delete/merge changes 1142 diff_loop 1143 ;; 1144 *) 1145 # If this is an auto run, make it official 1146 echo " *** ${COMPFILE} will remain for your consideration" 1147 ;; 1148 esac # Auto run test 1149 fi # Yes, the files are different 1150 fi # Yes, the file still remains to be checked 1151done # This is for the for way up there at the beginning of the comparison 1152 1153echo '' 1154echo "*** Comparison complete" 1155 1156if [ -s "${MTREENEW}" ]; then 1157 echo "*** Saving mtree database for future upgrades" 1158 test -e "${MTREEFILE}" && unlink ${MTREEFILE} 1159 mv ${MTREENEW} ${MTREEFILE} 1160fi 1161 1162echo '' 1163 1164TEST_FOR_FILES=`find ${TEMPROOT} -type f -size +0 2>/dev/null` 1165if [ -n "${TEST_FOR_FILES}" ]; then 1166 echo "*** Files that remain for you to merge by hand:" 1167 find "${TEMPROOT}" -type f -size +0 | sort 1168 echo '' 1169 1170 case "${AUTO_RUN}" in 1171 '') 1172 echo -n "Do you wish to delete what is left of ${TEMPROOT}? [no] " 1173 read DEL_TEMPROOT 1174 case "${DEL_TEMPROOT}" in 1175 [yY]*) 1176 delete_temproot 1177 ;; 1178 *) 1179 echo " *** ${TEMPROOT} will remain" 1180 ;; 1181 esac 1182 ;; 1183 *) ;; 1184 esac 1185else 1186 echo "*** ${TEMPROOT} is empty, deleting" 1187 delete_temproot 1188fi 1189 1190case "${AUTO_INSTALLED_FILES}" in 1191'') ;; 1192*) 1193 case "${AUTO_RUN}" in 1194 '') 1195 ( 1196 echo '' 1197 echo '*** You chose the automatic install option for files that did not' 1198 echo ' exist on your system. The following were installed for you:' 1199 echo "${AUTO_INSTALLED_FILES}" 1200 ) | ${PAGER} 1201 ;; 1202 *) 1203 echo '' 1204 echo '*** You chose the automatic install option for files that did not' 1205 echo ' exist on your system. The following were installed for you:' 1206 echo "${AUTO_INSTALLED_FILES}" 1207 ;; 1208 esac 1209 ;; 1210esac 1211 1212case "${AUTO_UPGRADED_FILES}" in 1213'') ;; 1214*) 1215 case "${AUTO_RUN}" in 1216 '') 1217 ( 1218 echo '' 1219 echo '*** You chose the automatic upgrade option for files that you did' 1220 echo ' not alter on your system. The following were upgraded for you:' 1221 echo "${AUTO_UPGRADED_FILES}" 1222 ) | ${PAGER} 1223 ;; 1224 *) 1225 echo '' 1226 echo '*** You chose the automatic upgrade option for files that you did' 1227 echo ' not alter on your system. The following were upgraded for you:' 1228 echo "${AUTO_UPGRADED_FILES}" 1229 ;; 1230 esac 1231 ;; 1232esac 1233 1234run_it_now () { 1235 [ -n "$AUTO_RUN" ] && return 1236 1237 local answer 1238 1239 echo '' 1240 while : ; do 1241 if [ "$RUN_UPDATES" = always ]; then 1242 answer=y 1243 elif [ "$RUN_UPDATES" = never ]; then 1244 answer=n 1245 else 1246 echo -n ' Would you like to run it now? y or n [n] ' 1247 read answer 1248 fi 1249 1250 case "$answer" in 1251 y) 1252 echo " Running ${1}" 1253 echo '' 1254 eval "${1}" 1255 return 1256 ;; 1257 ''|n) 1258 if [ ! "$RUN_UPDATES" = never ]; then 1259 echo '' 1260 echo " *** Cancelled" 1261 echo '' 1262 fi 1263 echo " Make sure to run ${1} yourself" 1264 return 1265 ;; 1266 *) 1267 echo '' 1268 echo " *** Sorry, I do not understand your answer (${answer})" 1269 echo '' 1270 esac 1271 done 1272} 1273 1274case "${NEED_NEWALIASES}" in 1275'') ;; 1276*) 1277 echo '' 1278 if [ -n "${DESTDIR}" ]; then 1279 echo "*** You installed a new aliases file into ${DESTDIR}/etc/mail, but" 1280 echo " the newaliases command is limited to the directories configured" 1281 echo " in sendmail.cf. Make sure to create your aliases database by" 1282 echo " hand when your sendmail configuration is done." 1283 else 1284 echo "*** You installed a new aliases file, so make sure that you run" 1285 echo " '/usr/bin/newaliases' to rebuild your aliases database" 1286 run_it_now '/usr/bin/newaliases' 1287 fi 1288 ;; 1289esac 1290 1291case "${NEED_CAP_MKDB}" in 1292'') ;; 1293*) 1294 echo '' 1295 echo "*** You installed a login.conf file, so make sure that you run" 1296 echo " '/usr/bin/cap_mkdb ${DESTDIR}/etc/login.conf'" 1297 echo " to rebuild your login.conf database" 1298 run_it_now "/usr/bin/cap_mkdb ${DESTDIR}/etc/login.conf" 1299 ;; 1300esac 1301 1302case "${NEED_SERVICES_MKDB}" in 1303'') ;; 1304*) 1305 echo '' 1306 echo "*** You installed a services file, so make sure that you run" 1307 echo " '/usr/sbin/services_mkdb -q -o ${DESTDIR}/var/db/services.db ${DESTDIR}/etc/services'" 1308 echo " to rebuild your services database" 1309 run_it_now "/usr/sbin/services_mkdb -q -o ${DESTDIR}/var/db/services.db ${DESTDIR}/etc/services" 1310 ;; 1311esac 1312 1313case "${NEED_PWD_MKDB}" in 1314'') ;; 1315*) 1316 echo '' 1317 echo "*** You installed a new master.passwd file, so make sure that you run" 1318 if [ -n "${DESTDIR}" ]; then 1319 echo " '/usr/sbin/pwd_mkdb -d ${DESTDIR}/etc -p ${DESTDIR}/etc/master.passwd'" 1320 echo " to rebuild your password files" 1321 run_it_now "/usr/sbin/pwd_mkdb -d ${DESTDIR}/etc -p ${DESTDIR}/etc/master.passwd" 1322 else 1323 echo " '/usr/sbin/pwd_mkdb -p /etc/master.passwd'" 1324 echo " to rebuild your password files" 1325 run_it_now '/usr/sbin/pwd_mkdb -p /etc/master.passwd' 1326 fi 1327 ;; 1328esac 1329 1330if [ -e "${DESTDIR}/etc/localtime" -a -z "${PRE_WORLD}" ]; then # Ignore if TZ == UTC 1331 echo '' 1332 [ -n "${DESTDIR}" ] && tzs_args="-C ${DESTDIR}" 1333 if [ -f "${DESTDIR}/var/db/zoneinfo" ]; then 1334 echo "*** Reinstalling `cat ${DESTDIR}/var/db/zoneinfo` as ${DESTDIR}/etc/localtime" 1335 tzsetup $tzs_args -r 1336 else 1337 echo "*** There is no ${DESTDIR}/var/db/zoneinfo file to update ${DESTDIR}/etc/localtime." 1338 echo ' You should run tzsetup' 1339 run_it_now "tzsetup $tzs_args" 1340 fi 1341fi 1342 1343echo '' 1344 1345if [ -r "${MM_EXIT_SCRIPT}" ]; then 1346 . "${MM_EXIT_SCRIPT}" 1347fi 1348 1349case "${COMP_CONFS}" in 1350'') ;; 1351*) 1352 . ${DESTDIR}/etc/defaults/rc.conf 1353 1354 (echo '' 1355 echo "*** Comparing conf files: ${rc_conf_files}" 1356 1357 for CONF_FILE in ${rc_conf_files}; do 1358 if [ -r "${DESTDIR}${CONF_FILE}" ]; then 1359 echo '' 1360 echo "*** From ${DESTDIR}${CONF_FILE}" 1361 echo "*** From ${DESTDIR}/etc/defaults/rc.conf" 1362 1363 for RC_CONF_VAR in `grep -i ^[a-z] ${DESTDIR}${CONF_FILE} | 1364 cut -d '=' -f 1`; do 1365 echo '' 1366 grep -w ^${RC_CONF_VAR} ${DESTDIR}${CONF_FILE} 1367 grep -w ^${RC_CONF_VAR} ${DESTDIR}/etc/defaults/rc.conf || 1368 echo ' * No default variable with this name' 1369 done 1370 fi 1371 done) | ${PAGER} 1372 echo '' 1373 ;; 1374esac 1375 1376if [ -n "${PRESERVE_FILES}" ]; then 1377 find -d $PRESERVE_FILES_DIR -type d -empty -delete 2>/dev/null 1378 rmdir $PRESERVE_FILES_DIR 2>/dev/null 1379fi 1380 1381exit 0 1382 1383#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1384 1385# Copyright (c) 1998-2012 Douglas Barton 1386# All rights reserved. 1387# 1388# Redistribution and use in source and binary forms, with or without 1389# modification, are permitted provided that the following conditions 1390# are met: 1391# 1. Redistributions of source code must retain the above copyright 1392# notice, this list of conditions and the following disclaimer. 1393# 2. Redistributions in binary form must reproduce the above copyright 1394# notice, this list of conditions and the following disclaimer in the 1395# documentation and/or other materials provided with the distribution. 1396# 1397# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1398# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1399# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1400# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1401# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1402# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 1403# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 1404# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 1405# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 1406# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 1407# SUCH DAMAGE. 1408