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Member "xinetd-2.3.15.4/install-sh" (20 Jun 2018, 15368 Bytes) of package /linux/misc/xinetd-2.3.15.4.tar.xz:


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    1 #!/bin/sh
    2 # install - install a program, script, or datafile
    3 
    4 scriptversion=2018-03-11.20; # UTC
    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.
   33 #
   34 #
   35 # FSF changes to this file are in the public domain.
   36 #
   37 # Calling this script install-sh is preferred over install.sh, to prevent
   38 # 'make' implicit rules from creating a file called install from it
   39 # when there is no Makefile.
   40 #
   41 # This script is compatible with the BSD install script, but was written
   42 # from scratch.
   43 
   44 tab='   '
   45 nl='
   46 '
   47 IFS=" $tab$nl"
   48 
   49 # Set DOITPROG to "echo" to test this script.
   50 
   51 doit=${DOITPROG-}
   52 doit_exec=${doit:-exec}
   53 
   54 # Put in absolute file names if you don't have them in your path;
   55 # or use environment vars.
   56 
   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=${STRIPPROG-strip}
   66 
   67 posix_mkdir=
   68 
   69 # Desired mode of installed file.
   70 mode=0755
   71 
   72 chgrpcmd=
   73 chmodcmd=$chmodprog
   74 chowncmd=
   75 mvcmd=$mvprog
   76 rmcmd="$rmprog -f"
   77 stripcmd=
   78 
   79 src=
   80 dst=
   81 dir_arg=
   82 dst_arg=
   83 
   84 copy_on_change=false
   85 is_target_a_directory=possibly
   86 
   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...
   92 
   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.
   96 
   97 Options:
   98      --help     display this help and exit.
   99      --version  display version info and exit.
  100 
  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.
  110 
  111 Environment variables override the default commands:
  112   CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
  113   RMPROG STRIPPROG
  114 "
  115 
  116 while test $# -ne 0; do
  117   case $1 in
  118     -c) ;;
  119 
  120     -C) copy_on_change=true;;
  121 
  122     -d) dir_arg=true;;
  123 
  124     -g) chgrpcmd="$chgrpprog $2"
  125         shift;;
  126 
  127     --help) echo "$usage"; exit $?;;
  128 
  129     -m) mode=$2
  130         case $mode in
  131           *' '* | *"$tab"* | *"$nl"* | *'*'* | *'?'* | *'['*)
  132             echo "$0: invalid mode: $mode" >&2
  133             exit 1;;
  134         esac
  135         shift;;
  136 
  137     -o) chowncmd="$chownprog $2"
  138         shift;;
  139 
  140     -s) stripcmd=$stripprog;;
  141 
  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;;
  150 
  151     -T) is_target_a_directory=never;;
  152 
  153     --version) echo "$0 $scriptversion"; exit $?;;
  154 
  155     --) shift
  156         break;;
  157 
  158     -*) echo "$0: invalid option: $1" >&2
  159         exit 1;;
  160 
  161     *)  break;;
  162   esac
  163   shift
  164 done
  165 
  166 # We allow the use of options -d and -T together, by making -d
  167 # take the precedence; this is for compatibility with GNU install.
  168 
  169 if test -n "$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 
  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
  189     # Protect names problematic for 'test' and other utilities.
  190     case $dst_arg in
  191       -* | [=\(\)!]) dst_arg=./$dst_arg;;
  192     esac
  193   done
  194 fi
  195 
  196 if test $# -eq 0; then
  197   if test -z "$dir_arg"; then
  198     echo "$0: no input file specified." >&2
  199     exit 1
  200   fi
  201   # It's OK to call 'install-sh -d' without argument.
  202   # This can happen when creating conditional directories.
  203   exit 0
  204 fi
  205 
  206 if test -z "$dir_arg"; then
  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
  221 
  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
  231         u_plus_rw=
  232       else
  233         u_plus_rw='% 200'
  234       fi
  235       cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
  236     *)
  237       if test -z "$stripcmd"; then
  238         u_plus_rw=
  239       else
  240         u_plus_rw=,u+rw
  241       fi
  242       cp_umask=$mode$u_plus_rw;;
  243   esac
  244 fi
  245 
  246 for src
  247 do
  248   # Protect names problematic for 'test' and other utilities.
  249   case $src in
  250     -* | [=\(\)!]) src=./$src;;
  251   esac
  252 
  253   if test -n "$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
  273 
  274     # If destination is a directory, append the input filename.
  275     if test -d "$dst"; then
  276       if test "$is_target_a_directory" = never; then
  277         echo "$0: $dst_arg: Is a directory" >&2
  278         exit 1
  279       fi
  280       dstdir=$dst
  281       dstbase=`basename "$src"`
  282       case $dst in
  283     */) dst=$dst$dstbase;;
  284     *)  dst=$dst/$dstbase;;
  285       esac
  286       dstdir_status=0
  287     else
  288       dstdir=`dirname "$dst"`
  289       test -d "$dstdir"
  290       dstdir_status=$?
  291     fi
  292   fi
  293 
  294   case $dstdir in
  295     */) dstdirslash=$dstdir;;
  296     *)  dstdirslash=$dstdir/;;
  297   esac
  298 
  299   obsolete_mkdir_used=false
  300 
  301   if test $dstdir_status != 0; then
  302     case $posix_mkdir in
  303       '')
  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;;
  375     esac
  376 
  377     if
  378       $posix_mkdir && (
  379         umask $mkdir_umask &&
  380         $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
  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
  390         /*) prefix='/';;
  391         [-=\(\)!]*) prefix='./';;
  392         *)  prefix='';;
  393       esac
  394 
  395       oIFS=$IFS
  396       IFS=/
  397       set -f
  398       set fnord $dstdir
  399       shift
  400       set +f
  401       IFS=$oIFS
  402 
  403       prefixes=
  404 
  405       for d
  406       do
  407         test X"$d" = X && continue
  408 
  409         prefix=$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/
  427       done
  428 
  429       if test -n "$prefixes"; then
  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
  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.
  447     dsttmp=${dstdirslash}_inst.$$_
  448     rmtmp=${dstdirslash}_rm.$$_
  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 $copy_on_change &&
  469        old=`LC_ALL=C ls -dlL "$dst"     2>/dev/null` &&
  470        new=`LC_ALL=C ls -dlL "$dsttmp"  2>/dev/null` &&
  471        set -f &&
  472        set X $old && old=:$2:$4:$5:$6 &&
  473        set X $new && new=:$2:$4:$5:$6 &&
  474        set +f &&
  475        test "$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" "$dst" 2>/dev/null ||
  482 
  483       # The rename failed, perhaps because mv can't rename something else
  484       # to itself, or perhaps because mv is so ancient that it does not
  485       # support -f.
  486       {
  487         # Now remove or move aside any old file at destination location.
  488         # We try this two ways since rm can't unlink itself on some
  489         # systems and the destination file might be busy for other
  490         # reasons.  In this case, the final cleanup might fail but the new
  491         # file should still install successfully.
  492         {
  493           test ! -f "$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         } &&
  502 
  503         # Now rename the file to the real destination.
  504         $doit $mvcmd "$dsttmp" "$dst"
  505       }
  506     fi || exit 1
  507 
  508     trap '' 0
  509   fi
  510 done
  511 
  512 # Local variables:
  513 # eval: (add-hook 'before-save-hook 'time-stamp)
  514 # time-stamp-start: "scriptversion="
  515 # time-stamp-format: "%:y-%02m-%02d.%02H"
  516 # time-stamp-time-zone: "UTC0"
  517 # time-stamp-end: "; # UTC"
  518 # End: