Annotation of embedaddon/libnet/install-sh, revision 1.1.1.3

1.1.1.2   misho       1: #!/bin/sh
1.1       misho       2: # install - install a program, script, or datafile
1.1.1.2   misho       3: 
1.1.1.3 ! misho       4: scriptversion=2018-03-11.20; # UTC
1.1.1.2   misho       5: 
                      6: # This originates from X11R5 (mit/util/scripts/install.sh), which was
                      7: # later released in X11R6 (xc/config/util/install.sh) with the
                      8: # following copyright and license.
                      9: #
                     10: # Copyright (C) 1994 X Consortium
                     11: #
                     12: # Permission is hereby granted, free of charge, to any person obtaining a copy
                     13: # of this software and associated documentation files (the "Software"), to
                     14: # deal in the Software without restriction, including without limitation the
                     15: # rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
                     16: # sell copies of the Software, and to permit persons to whom the Software is
                     17: # furnished to do so, subject to the following conditions:
                     18: #
                     19: # The above copyright notice and this permission notice shall be included in
                     20: # all copies or substantial portions of the Software.
                     21: #
                     22: # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
                     23: # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
                     24: # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
                     25: # X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
                     26: # AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC-
                     27: # TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
                     28: #
                     29: # Except as contained in this notice, the name of the X Consortium shall not
                     30: # be used in advertising or otherwise to promote the sale, use or other deal-
                     31: # ings in this Software without prior written authorization from the X Consor-
                     32: # tium.
1.1       misho      33: #
                     34: #
1.1.1.2   misho      35: # FSF changes to this file are in the public domain.
1.1       misho      36: #
                     37: # Calling this script install-sh is preferred over install.sh, to prevent
1.1.1.3 ! misho      38: # 'make' implicit rules from creating a file called install from it
1.1       misho      39: # when there is no Makefile.
                     40: #
                     41: # This script is compatible with the BSD install script, but was written
1.1.1.2   misho      42: # from scratch.
1.1       misho      43: 
1.1.1.3 ! misho      44: tab='  '
1.1.1.2   misho      45: nl='
                     46: '
1.1.1.3 ! misho      47: IFS=" $tab$nl"
1.1       misho      48: 
1.1.1.3 ! misho      49: # Set DOITPROG to "echo" to test this script.
1.1       misho      50: 
1.1.1.2   misho      51: doit=${DOITPROG-}
1.1.1.3 ! misho      52: doit_exec=${doit:-exec}
1.1.1.2   misho      53: 
                     54: # Put in absolute file names if you don't have them in your path;
                     55: # or use environment vars.
1.1       misho      56: 
1.1.1.2   misho      57: chgrpprog=${CHGRPPROG-chgrp}
                     58: chmodprog=${CHMODPROG-chmod}
                     59: chownprog=${CHOWNPROG-chown}
                     60: cmpprog=${CMPPROG-cmp}
                     61: cpprog=${CPPROG-cp}
                     62: mkdirprog=${MKDIRPROG-mkdir}
                     63: mvprog=${MVPROG-mv}
                     64: rmprog=${RMPROG-rm}
                     65: stripprog=${STRIPPROG-strip}
                     66: 
                     67: posix_mkdir=
1.1       misho      68: 
1.1.1.2   misho      69: # Desired mode of installed file.
                     70: mode=0755
1.1       misho      71: 
1.1.1.2   misho      72: chgrpcmd=
                     73: chmodcmd=$chmodprog
                     74: chowncmd=
                     75: mvcmd=$mvprog
1.1       misho      76: rmcmd="$rmprog -f"
1.1.1.2   misho      77: stripcmd=
1.1       misho      78: 
1.1.1.2   misho      79: src=
                     80: dst=
                     81: dir_arg=
                     82: dst_arg=
1.1       misho      83: 
1.1.1.2   misho      84: copy_on_change=false
1.1.1.3 ! misho      85: is_target_a_directory=possibly
1.1       misho      86: 
1.1.1.2   misho      87: usage="\
                     88: Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
                     89:    or: $0 [OPTION]... SRCFILES... DIRECTORY
                     90:    or: $0 [OPTION]... -t DIRECTORY SRCFILES...
                     91:    or: $0 [OPTION]... -d DIRECTORIES...
1.1       misho      92: 
1.1.1.2   misho      93: In the 1st form, copy SRCFILE to DSTFILE.
                     94: In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
                     95: In the 4th, create DIRECTORIES.
1.1       misho      96: 
1.1.1.2   misho      97: Options:
                     98:      --help     display this help and exit.
                     99:      --version  display version info and exit.
1.1       misho     100: 
1.1.1.2   misho     101:   -c            (ignored)
                    102:   -C            install only if different (preserve the last data modification time)
                    103:   -d            create directories instead of installing files.
                    104:   -g GROUP      $chgrpprog installed files to GROUP.
                    105:   -m MODE       $chmodprog installed files to MODE.
                    106:   -o USER       $chownprog installed files to USER.
                    107:   -s            $stripprog installed files.
                    108:   -t DIRECTORY  install into DIRECTORY.
                    109:   -T            report an error if DSTFILE is a directory.
1.1       misho     110: 
1.1.1.2   misho     111: Environment variables override the default commands:
                    112:   CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
                    113:   RMPROG STRIPPROG
                    114: "
1.1       misho     115: 
1.1.1.2   misho     116: while test $# -ne 0; do
                    117:   case $1 in
                    118:     -c) ;;
1.1       misho     119: 
1.1.1.2   misho     120:     -C) copy_on_change=true;;
1.1       misho     121: 
1.1.1.2   misho     122:     -d) dir_arg=true;;
1.1       misho     123: 
1.1.1.2   misho     124:     -g) chgrpcmd="$chgrpprog $2"
1.1.1.3 ! misho     125:         shift;;
1.1       misho     126: 
1.1.1.2   misho     127:     --help) echo "$usage"; exit $?;;
1.1       misho     128: 
1.1.1.2   misho     129:     -m) mode=$2
1.1.1.3 ! misho     130:         case $mode in
        !           131:           *' '* | *"$tab"* | *"$nl"* | *'*'* | *'?'* | *'['*)
        !           132:             echo "$0: invalid mode: $mode" >&2
        !           133:             exit 1;;
        !           134:         esac
        !           135:         shift;;
1.1       misho     136: 
1.1.1.2   misho     137:     -o) chowncmd="$chownprog $2"
1.1.1.3 ! misho     138:         shift;;
1.1       misho     139: 
1.1.1.2   misho     140:     -s) stripcmd=$stripprog;;
1.1       misho     141: 
1.1.1.3 ! misho     142:     -t)
        !           143:         is_target_a_directory=always
        !           144:         dst_arg=$2
        !           145:         # Protect names problematic for 'test' and other utilities.
        !           146:         case $dst_arg in
        !           147:           -* | [=\(\)!]) dst_arg=./$dst_arg;;
        !           148:         esac
        !           149:         shift;;
1.1.1.2   misho     150: 
1.1.1.3 ! misho     151:     -T) is_target_a_directory=never;;
1.1.1.2   misho     152: 
                    153:     --version) echo "$0 $scriptversion"; exit $?;;
                    154: 
1.1.1.3 ! misho     155:     --) shift
        !           156:         break;;
1.1.1.2   misho     157: 
1.1.1.3 ! misho     158:     -*) echo "$0: invalid option: $1" >&2
        !           159:         exit 1;;
1.1       misho     160: 
1.1.1.2   misho     161:     *)  break;;
                    162:   esac
                    163:   shift
                    164: done
1.1       misho     165: 
1.1.1.3 ! misho     166: # We allow the use of options -d and -T together, by making -d
        !           167: # take the precedence; this is for compatibility with GNU install.
        !           168: 
        !           169: if test -n "$dir_arg"; then
        !           170:   if test -n "$dst_arg"; then
        !           171:     echo "$0: target directory not allowed when installing a directory." >&2
        !           172:     exit 1
        !           173:   fi
        !           174: fi
        !           175: 
1.1.1.2   misho     176: if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then
                    177:   # When -d is used, all remaining arguments are directories to create.
                    178:   # When -t is used, the destination is already specified.
                    179:   # Otherwise, the last argument is the destination.  Remove it from $@.
                    180:   for arg
                    181:   do
                    182:     if test -n "$dst_arg"; then
                    183:       # $@ is not empty: it contains at least $arg.
                    184:       set fnord "$@" "$dst_arg"
                    185:       shift # fnord
                    186:     fi
                    187:     shift # arg
                    188:     dst_arg=$arg
1.1.1.3 ! misho     189:     # Protect names problematic for 'test' and other utilities.
        !           190:     case $dst_arg in
        !           191:       -* | [=\(\)!]) dst_arg=./$dst_arg;;
        !           192:     esac
1.1.1.2   misho     193:   done
                    194: fi
1.1       misho     195: 
1.1.1.2   misho     196: if test $# -eq 0; then
                    197:   if test -z "$dir_arg"; then
                    198:     echo "$0: no input file specified." >&2
                    199:     exit 1
                    200:   fi
1.1.1.3 ! misho     201:   # It's OK to call 'install-sh -d' without argument.
1.1.1.2   misho     202:   # This can happen when creating conditional directories.
                    203:   exit 0
                    204: fi
1.1       misho     205: 
1.1.1.2   misho     206: if test -z "$dir_arg"; then
1.1.1.3 ! misho     207:   if test $# -gt 1 || test "$is_target_a_directory" = always; then
        !           208:     if test ! -d "$dst_arg"; then
        !           209:       echo "$0: $dst_arg: Is not a directory." >&2
        !           210:       exit 1
        !           211:     fi
        !           212:   fi
        !           213: fi
        !           214: 
        !           215: if test -z "$dir_arg"; then
        !           216:   do_exit='(exit $ret); exit $ret'
        !           217:   trap "ret=129; $do_exit" 1
        !           218:   trap "ret=130; $do_exit" 2
        !           219:   trap "ret=141; $do_exit" 13
        !           220:   trap "ret=143; $do_exit" 15
1.1       misho     221: 
1.1.1.2   misho     222:   # Set umask so as not to create temps with too-generous modes.
                    223:   # However, 'strip' requires both read and write access to temps.
                    224:   case $mode in
                    225:     # Optimize common cases.
                    226:     *644) cp_umask=133;;
                    227:     *755) cp_umask=22;;
                    228: 
                    229:     *[0-7])
                    230:       if test -z "$stripcmd"; then
1.1.1.3 ! misho     231:         u_plus_rw=
1.1.1.2   misho     232:       else
1.1.1.3 ! misho     233:         u_plus_rw='% 200'
1.1.1.2   misho     234:       fi
                    235:       cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
                    236:     *)
                    237:       if test -z "$stripcmd"; then
1.1.1.3 ! misho     238:         u_plus_rw=
1.1.1.2   misho     239:       else
1.1.1.3 ! misho     240:         u_plus_rw=,u+rw
1.1.1.2   misho     241:       fi
                    242:       cp_umask=$mode$u_plus_rw;;
                    243:   esac
                    244: fi
1.1       misho     245: 
1.1.1.2   misho     246: for src
                    247: do
1.1.1.3 ! misho     248:   # Protect names problematic for 'test' and other utilities.
1.1.1.2   misho     249:   case $src in
1.1.1.3 ! misho     250:     -* | [=\(\)!]) src=./$src;;
1.1.1.2   misho     251:   esac
                    252: 
                    253:   if test -n "$dir_arg"; then
                    254:     dst=$src
                    255:     dstdir=$dst
                    256:     test -d "$dstdir"
                    257:     dstdir_status=$?
                    258:   else
                    259: 
                    260:     # Waiting for this to be detected by the "$cpprog $src $dsttmp" command
                    261:     # might cause directories to be created, which would be especially bad
                    262:     # if $src (and thus $dsttmp) contains '*'.
                    263:     if test ! -f "$src" && test ! -d "$src"; then
                    264:       echo "$0: $src does not exist." >&2
                    265:       exit 1
                    266:     fi
                    267: 
                    268:     if test -z "$dst_arg"; then
                    269:       echo "$0: no destination specified." >&2
                    270:       exit 1
                    271:     fi
                    272:     dst=$dst_arg
1.1       misho     273: 
1.1.1.3 ! misho     274:     # If destination is a directory, append the input filename.
1.1.1.2   misho     275:     if test -d "$dst"; then
1.1.1.3 ! misho     276:       if test "$is_target_a_directory" = never; then
        !           277:         echo "$0: $dst_arg: Is a directory" >&2
        !           278:         exit 1
1.1.1.2   misho     279:       fi
                    280:       dstdir=$dst
1.1.1.3 ! misho     281:       dstbase=`basename "$src"`
        !           282:       case $dst in
        !           283:        */) dst=$dst$dstbase;;
        !           284:        *)  dst=$dst/$dstbase;;
        !           285:       esac
1.1.1.2   misho     286:       dstdir_status=0
                    287:     else
1.1.1.3 ! misho     288:       dstdir=`dirname "$dst"`
1.1.1.2   misho     289:       test -d "$dstdir"
                    290:       dstdir_status=$?
                    291:     fi
                    292:   fi
                    293: 
1.1.1.3 ! misho     294:   case $dstdir in
        !           295:     */) dstdirslash=$dstdir;;
        !           296:     *)  dstdirslash=$dstdir/;;
        !           297:   esac
        !           298: 
1.1.1.2   misho     299:   obsolete_mkdir_used=false
                    300: 
                    301:   if test $dstdir_status != 0; then
                    302:     case $posix_mkdir in
                    303:       '')
1.1.1.3 ! misho     304:         # Create intermediate dirs using mode 755 as modified by the umask.
        !           305:         # This is like FreeBSD 'install' as of 1997-10-28.
        !           306:         umask=`umask`
        !           307:         case $stripcmd.$umask in
        !           308:           # Optimize common cases.
        !           309:           *[2367][2367]) mkdir_umask=$umask;;
        !           310:           .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;;
        !           311: 
        !           312:           *[0-7])
        !           313:             mkdir_umask=`expr $umask + 22 \
        !           314:               - $umask % 100 % 40 + $umask % 20 \
        !           315:               - $umask % 10 % 4 + $umask % 2
        !           316:             `;;
        !           317:           *) mkdir_umask=$umask,go-w;;
        !           318:         esac
        !           319: 
        !           320:         # With -d, create the new directory with the user-specified mode.
        !           321:         # Otherwise, rely on $mkdir_umask.
        !           322:         if test -n "$dir_arg"; then
        !           323:           mkdir_mode=-m$mode
        !           324:         else
        !           325:           mkdir_mode=
        !           326:         fi
        !           327: 
        !           328:         posix_mkdir=false
        !           329:         case $umask in
        !           330:           *[123567][0-7][0-7])
        !           331:             # POSIX mkdir -p sets u+wx bits regardless of umask, which
        !           332:             # is incompatible with FreeBSD 'install' when (umask & 300) != 0.
        !           333:             ;;
        !           334:           *)
        !           335:             # Note that $RANDOM variable is not portable (e.g. dash);  Use it
        !           336:             # here however when possible just to lower collision chance.
        !           337:             tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
        !           338: 
        !           339:             trap 'ret=$?; rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir" 2>/dev/null; exit $ret' 0
        !           340: 
        !           341:             # Because "mkdir -p" follows existing symlinks and we likely work
        !           342:             # directly in world-writeable /tmp, make sure that the '$tmpdir'
        !           343:             # directory is successfully created first before we actually test
        !           344:             # 'mkdir -p' feature.
        !           345:             if (umask $mkdir_umask &&
        !           346:                 $mkdirprog $mkdir_mode "$tmpdir" &&
        !           347:                 exec $mkdirprog $mkdir_mode -p -- "$tmpdir/a/b") >/dev/null 2>&1
        !           348:             then
        !           349:               if test -z "$dir_arg" || {
        !           350:                    # Check for POSIX incompatibilities with -m.
        !           351:                    # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
        !           352:                    # other-writable bit of parent directory when it shouldn't.
        !           353:                    # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
        !           354:                    test_tmpdir="$tmpdir/a"
        !           355:                    ls_ld_tmpdir=`ls -ld "$test_tmpdir"`
        !           356:                    case $ls_ld_tmpdir in
        !           357:                      d????-?r-*) different_mode=700;;
        !           358:                      d????-?--*) different_mode=755;;
        !           359:                      *) false;;
        !           360:                    esac &&
        !           361:                    $mkdirprog -m$different_mode -p -- "$test_tmpdir" && {
        !           362:                      ls_ld_tmpdir_1=`ls -ld "$test_tmpdir"`
        !           363:                      test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
        !           364:                    }
        !           365:                  }
        !           366:               then posix_mkdir=:
        !           367:               fi
        !           368:               rmdir "$tmpdir/a/b" "$tmpdir/a" "$tmpdir"
        !           369:             else
        !           370:               # Remove any dirs left behind by ancient mkdir implementations.
        !           371:               rmdir ./$mkdir_mode ./-p ./-- "$tmpdir" 2>/dev/null
        !           372:             fi
        !           373:             trap '' 0;;
        !           374:         esac;;
1.1.1.2   misho     375:     esac
1.1       misho     376: 
1.1.1.2   misho     377:     if
                    378:       $posix_mkdir && (
1.1.1.3 ! misho     379:         umask $mkdir_umask &&
        !           380:         $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
1.1.1.2   misho     381:       )
                    382:     then :
                    383:     else
                    384: 
                    385:       # The umask is ridiculous, or mkdir does not conform to POSIX,
                    386:       # or it failed possibly due to a race condition.  Create the
                    387:       # directory the slow way, step by step, checking for races as we go.
                    388: 
                    389:       case $dstdir in
1.1.1.3 ! misho     390:         /*) prefix='/';;
        !           391:         [-=\(\)!]*) prefix='./';;
        !           392:         *)  prefix='';;
1.1.1.2   misho     393:       esac
                    394: 
                    395:       oIFS=$IFS
                    396:       IFS=/
1.1.1.3 ! misho     397:       set -f
1.1.1.2   misho     398:       set fnord $dstdir
                    399:       shift
1.1.1.3 ! misho     400:       set +f
1.1.1.2   misho     401:       IFS=$oIFS
                    402: 
                    403:       prefixes=
                    404: 
                    405:       for d
                    406:       do
1.1.1.3 ! misho     407:         test X"$d" = X && continue
1.1.1.2   misho     408: 
1.1.1.3 ! misho     409:         prefix=$prefix$d
        !           410:         if test -d "$prefix"; then
        !           411:           prefixes=
        !           412:         else
        !           413:           if $posix_mkdir; then
        !           414:             (umask=$mkdir_umask &&
        !           415:              $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break
        !           416:             # Don't fail if two instances are running concurrently.
        !           417:             test -d "$prefix" || exit 1
        !           418:           else
        !           419:             case $prefix in
        !           420:               *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;;
        !           421:               *) qprefix=$prefix;;
        !           422:             esac
        !           423:             prefixes="$prefixes '$qprefix'"
        !           424:           fi
        !           425:         fi
        !           426:         prefix=$prefix/
1.1.1.2   misho     427:       done
1.1       misho     428: 
1.1.1.2   misho     429:       if test -n "$prefixes"; then
1.1.1.3 ! misho     430:         # Don't fail if two instances are running concurrently.
        !           431:         (umask $mkdir_umask &&
        !           432:          eval "\$doit_exec \$mkdirprog $prefixes") ||
        !           433:           test -d "$dstdir" || exit 1
        !           434:         obsolete_mkdir_used=true
1.1.1.2   misho     435:       fi
                    436:     fi
                    437:   fi
                    438: 
                    439:   if test -n "$dir_arg"; then
                    440:     { test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
                    441:     { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
                    442:     { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
                    443:       test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1
                    444:   else
                    445: 
                    446:     # Make a couple of temp file names in the proper directory.
1.1.1.3 ! misho     447:     dsttmp=${dstdirslash}_inst.$$_
        !           448:     rmtmp=${dstdirslash}_rm.$$_
1.1.1.2   misho     449: 
                    450:     # Trap to clean up those temp files at exit.
                    451:     trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
                    452: 
                    453:     # Copy the file name to the temp name.
                    454:     (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") &&
                    455: 
                    456:     # and set any options; do chmod last to preserve setuid bits.
                    457:     #
                    458:     # If any of these fail, we abort the whole thing.  If we want to
                    459:     # ignore errors from any of these, just make sure not to ignore
                    460:     # errors from the above "$doit $cpprog $src $dsttmp" command.
                    461:     #
                    462:     { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } &&
                    463:     { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } &&
                    464:     { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } &&
                    465:     { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } &&
                    466: 
                    467:     # If -C, don't bother to copy if it wouldn't change the file.
                    468:     if $copy_on_change &&
1.1.1.3 ! misho     469:        old=`LC_ALL=C ls -dlL "$dst"     2>/dev/null` &&
        !           470:        new=`LC_ALL=C ls -dlL "$dsttmp"  2>/dev/null` &&
        !           471:        set -f &&
1.1.1.2   misho     472:        set X $old && old=:$2:$4:$5:$6 &&
                    473:        set X $new && new=:$2:$4:$5:$6 &&
1.1.1.3 ! misho     474:        set +f &&
1.1.1.2   misho     475:        test "$old" = "$new" &&
                    476:        $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1
                    477:     then
                    478:       rm -f "$dsttmp"
                    479:     else
                    480:       # Rename the file to the real destination.
                    481:       $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null ||
                    482: 
                    483:       # The rename failed, perhaps because mv can't rename something else
                    484:       # to itself, or perhaps because mv is so ancient that it does not
                    485:       # support -f.
                    486:       {
1.1.1.3 ! misho     487:         # Now remove or move aside any old file at destination location.
        !           488:         # We try this two ways since rm can't unlink itself on some
        !           489:         # systems and the destination file might be busy for other
        !           490:         # reasons.  In this case, the final cleanup might fail but the new
        !           491:         # file should still install successfully.
        !           492:         {
        !           493:           test ! -f "$dst" ||
        !           494:           $doit $rmcmd -f "$dst" 2>/dev/null ||
        !           495:           { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null &&
        !           496:             { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }
        !           497:           } ||
        !           498:           { echo "$0: cannot unlink or rename $dst" >&2
        !           499:             (exit 1); exit 1
        !           500:           }
        !           501:         } &&
1.1.1.2   misho     502: 
1.1.1.3 ! misho     503:         # Now rename the file to the real destination.
        !           504:         $doit $mvcmd "$dsttmp" "$dst"
1.1.1.2   misho     505:       }
                    506:     fi || exit 1
1.1       misho     507: 
1.1.1.2   misho     508:     trap '' 0
                    509:   fi
                    510: done
1.1       misho     511: 
1.1.1.2   misho     512: # Local variables:
1.1.1.3 ! misho     513: # eval: (add-hook 'before-save-hook 'time-stamp)
1.1.1.2   misho     514: # time-stamp-start: "scriptversion="
                    515: # time-stamp-format: "%:y-%02m-%02d.%02H"
1.1.1.3 ! misho     516: # time-stamp-time-zone: "UTC0"
1.1.1.2   misho     517: # time-stamp-end: "; # UTC"
                    518: # End:

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