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Member "pcre-8.42/install-sh" (20 Mar 2018, 14676 Bytes) of package /linux/misc/pcre-8.42.tar.bz2:


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    1 #!/bin/sh
    2 # install - install a program, script, or datafile
    3 
    4 scriptversion=2016-01-11.22; # 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; won't work
  275     # if double slashes aren't ignored.
  276     if test -d "$dst"; then
  277       if test "$is_target_a_directory" = never; then
  278         echo "$0: $dst_arg: Is a directory" >&2
  279         exit 1
  280       fi
  281       dstdir=$dst
  282       dst=$dstdir/`basename "$src"`
  283       dstdir_status=0
  284     else
  285       dstdir=`dirname "$dst"`
  286       test -d "$dstdir"
  287       dstdir_status=$?
  288     fi
  289   fi
  290 
  291   obsolete_mkdir_used=false
  292 
  293   if test $dstdir_status != 0; then
  294     case $posix_mkdir in
  295       '')
  296         # Create intermediate dirs using mode 755 as modified by the umask.
  297         # This is like FreeBSD 'install' as of 1997-10-28.
  298         umask=`umask`
  299         case $stripcmd.$umask in
  300           # Optimize common cases.
  301           *[2367][2367]) mkdir_umask=$umask;;
  302           .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;;
  303 
  304           *[0-7])
  305             mkdir_umask=`expr $umask + 22 \
  306               - $umask % 100 % 40 + $umask % 20 \
  307               - $umask % 10 % 4 + $umask % 2
  308             `;;
  309           *) mkdir_umask=$umask,go-w;;
  310         esac
  311 
  312         # With -d, create the new directory with the user-specified mode.
  313         # Otherwise, rely on $mkdir_umask.
  314         if test -n "$dir_arg"; then
  315           mkdir_mode=-m$mode
  316         else
  317           mkdir_mode=
  318         fi
  319 
  320         posix_mkdir=false
  321         case $umask in
  322           *[123567][0-7][0-7])
  323             # POSIX mkdir -p sets u+wx bits regardless of umask, which
  324             # is incompatible with FreeBSD 'install' when (umask & 300) != 0.
  325             ;;
  326           *)
  327             tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
  328             trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0
  329 
  330             if (umask $mkdir_umask &&
  331                 exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1
  332             then
  333               if test -z "$dir_arg" || {
  334                    # Check for POSIX incompatibilities with -m.
  335                    # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
  336                    # other-writable bit of parent directory when it shouldn't.
  337                    # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
  338                    ls_ld_tmpdir=`ls -ld "$tmpdir"`
  339                    case $ls_ld_tmpdir in
  340                      d????-?r-*) different_mode=700;;
  341                      d????-?--*) different_mode=755;;
  342                      *) false;;
  343                    esac &&
  344                    $mkdirprog -m$different_mode -p -- "$tmpdir" && {
  345                      ls_ld_tmpdir_1=`ls -ld "$tmpdir"`
  346                      test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
  347                    }
  348                  }
  349               then posix_mkdir=:
  350               fi
  351               rmdir "$tmpdir/d" "$tmpdir"
  352             else
  353               # Remove any dirs left behind by ancient mkdir implementations.
  354               rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null
  355             fi
  356             trap '' 0;;
  357         esac;;
  358     esac
  359 
  360     if
  361       $posix_mkdir && (
  362         umask $mkdir_umask &&
  363         $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
  364       )
  365     then :
  366     else
  367 
  368       # The umask is ridiculous, or mkdir does not conform to POSIX,
  369       # or it failed possibly due to a race condition.  Create the
  370       # directory the slow way, step by step, checking for races as we go.
  371 
  372       case $dstdir in
  373         /*) prefix='/';;
  374         [-=\(\)!]*) prefix='./';;
  375         *)  prefix='';;
  376       esac
  377 
  378       oIFS=$IFS
  379       IFS=/
  380       set -f
  381       set fnord $dstdir
  382       shift
  383       set +f
  384       IFS=$oIFS
  385 
  386       prefixes=
  387 
  388       for d
  389       do
  390         test X"$d" = X && continue
  391 
  392         prefix=$prefix$d
  393         if test -d "$prefix"; then
  394           prefixes=
  395         else
  396           if $posix_mkdir; then
  397             (umask=$mkdir_umask &&
  398              $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break
  399             # Don't fail if two instances are running concurrently.
  400             test -d "$prefix" || exit 1
  401           else
  402             case $prefix in
  403               *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;;
  404               *) qprefix=$prefix;;
  405             esac
  406             prefixes="$prefixes '$qprefix'"
  407           fi
  408         fi
  409         prefix=$prefix/
  410       done
  411 
  412       if test -n "$prefixes"; then
  413         # Don't fail if two instances are running concurrently.
  414         (umask $mkdir_umask &&
  415          eval "\$doit_exec \$mkdirprog $prefixes") ||
  416           test -d "$dstdir" || exit 1
  417         obsolete_mkdir_used=true
  418       fi
  419     fi
  420   fi
  421 
  422   if test -n "$dir_arg"; then
  423     { test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
  424     { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
  425     { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
  426       test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1
  427   else
  428 
  429     # Make a couple of temp file names in the proper directory.
  430     dsttmp=$dstdir/_inst.$$_
  431     rmtmp=$dstdir/_rm.$$_
  432 
  433     # Trap to clean up those temp files at exit.
  434     trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
  435 
  436     # Copy the file name to the temp name.
  437     (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") &&
  438 
  439     # and set any options; do chmod last to preserve setuid bits.
  440     #
  441     # If any of these fail, we abort the whole thing.  If we want to
  442     # ignore errors from any of these, just make sure not to ignore
  443     # errors from the above "$doit $cpprog $src $dsttmp" command.
  444     #
  445     { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } &&
  446     { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } &&
  447     { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } &&
  448     { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } &&
  449 
  450     # If -C, don't bother to copy if it wouldn't change the file.
  451     if $copy_on_change &&
  452        old=`LC_ALL=C ls -dlL "$dst"     2>/dev/null` &&
  453        new=`LC_ALL=C ls -dlL "$dsttmp"  2>/dev/null` &&
  454        set -f &&
  455        set X $old && old=:$2:$4:$5:$6 &&
  456        set X $new && new=:$2:$4:$5:$6 &&
  457        set +f &&
  458        test "$old" = "$new" &&
  459        $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1
  460     then
  461       rm -f "$dsttmp"
  462     else
  463       # Rename the file to the real destination.
  464       $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null ||
  465 
  466       # The rename failed, perhaps because mv can't rename something else
  467       # to itself, or perhaps because mv is so ancient that it does not
  468       # support -f.
  469       {
  470         # Now remove or move aside any old file at destination location.
  471         # We try this two ways since rm can't unlink itself on some
  472         # systems and the destination file might be busy for other
  473         # reasons.  In this case, the final cleanup might fail but the new
  474         # file should still install successfully.
  475         {
  476           test ! -f "$dst" ||
  477           $doit $rmcmd -f "$dst" 2>/dev/null ||
  478           { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null &&
  479             { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }
  480           } ||
  481           { echo "$0: cannot unlink or rename $dst" >&2
  482             (exit 1); exit 1
  483           }
  484         } &&
  485 
  486         # Now rename the file to the real destination.
  487         $doit $mvcmd "$dsttmp" "$dst"
  488       }
  489     fi || exit 1
  490 
  491     trap '' 0
  492   fi
  493 done
  494 
  495 # Local variables:
  496 # eval: (add-hook 'write-file-hooks 'time-stamp)
  497 # time-stamp-start: "scriptversion="
  498 # time-stamp-format: "%:y-%02m-%02d.%02H"
  499 # time-stamp-time-zone: "UTC0"
  500 # time-stamp-end: "; # UTC"
  501 # End: