File:  [ELWIX - Embedded LightWeight unIX -] / embedaddon / smartmontools / install-sh
Revision 1.1.1.3 (vendor branch): download - view: text, annotated - select for diffs - revision graph
Mon Jul 22 01:17:35 2013 UTC (10 years, 10 months ago) by misho
Branches: smartmontools, elwix, MAIN
CVS tags: v6_2, v6_1p0, v6_1, HEAD
6.1

    1: #!/bin/sh
    2: # install - install a program, script, or datafile
    3: 
    4: scriptversion=2011-11-20.07; # 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: nl='
   45: '
   46: IFS=" ""	$nl"
   47: 
   48: # set DOITPROG to echo to test this script
   49: 
   50: # Don't use :- since 4.3BSD and earlier shells don't like it.
   51: doit=${DOITPROG-}
   52: if test -z "$doit"; then
   53:   doit_exec=exec
   54: else
   55:   doit_exec=$doit
   56: fi
   57: 
   58: # Put in absolute file names if you don't have them in your path;
   59: # or use environment vars.
   60: 
   61: chgrpprog=${CHGRPPROG-chgrp}
   62: chmodprog=${CHMODPROG-chmod}
   63: chownprog=${CHOWNPROG-chown}
   64: cmpprog=${CMPPROG-cmp}
   65: cpprog=${CPPROG-cp}
   66: mkdirprog=${MKDIRPROG-mkdir}
   67: mvprog=${MVPROG-mv}
   68: rmprog=${RMPROG-rm}
   69: stripprog=${STRIPPROG-strip}
   70: 
   71: posix_glob='?'
   72: initialize_posix_glob='
   73:   test "$posix_glob" != "?" || {
   74:     if (set -f) 2>/dev/null; then
   75:       posix_glob=
   76:     else
   77:       posix_glob=:
   78:     fi
   79:   }
   80: '
   81: 
   82: posix_mkdir=
   83: 
   84: # Desired mode of installed file.
   85: mode=0755
   86: 
   87: chgrpcmd=
   88: chmodcmd=$chmodprog
   89: chowncmd=
   90: mvcmd=$mvprog
   91: rmcmd="$rmprog -f"
   92: stripcmd=
   93: 
   94: src=
   95: dst=
   96: dir_arg=
   97: dst_arg=
   98: 
   99: copy_on_change=false
  100: no_target_directory=
  101: 
  102: usage="\
  103: Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
  104:    or: $0 [OPTION]... SRCFILES... DIRECTORY
  105:    or: $0 [OPTION]... -t DIRECTORY SRCFILES...
  106:    or: $0 [OPTION]... -d DIRECTORIES...
  107: 
  108: In the 1st form, copy SRCFILE to DSTFILE.
  109: In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
  110: In the 4th, create DIRECTORIES.
  111: 
  112: Options:
  113:      --help     display this help and exit.
  114:      --version  display version info and exit.
  115: 
  116:   -c            (ignored)
  117:   -C            install only if different (preserve the last data modification time)
  118:   -d            create directories instead of installing files.
  119:   -g GROUP      $chgrpprog installed files to GROUP.
  120:   -m MODE       $chmodprog installed files to MODE.
  121:   -o USER       $chownprog installed files to USER.
  122:   -s            $stripprog installed files.
  123:   -t DIRECTORY  install into DIRECTORY.
  124:   -T            report an error if DSTFILE is a directory.
  125: 
  126: Environment variables override the default commands:
  127:   CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
  128:   RMPROG STRIPPROG
  129: "
  130: 
  131: while test $# -ne 0; do
  132:   case $1 in
  133:     -c) ;;
  134: 
  135:     -C) copy_on_change=true;;
  136: 
  137:     -d) dir_arg=true;;
  138: 
  139:     -g) chgrpcmd="$chgrpprog $2"
  140: 	shift;;
  141: 
  142:     --help) echo "$usage"; exit $?;;
  143: 
  144:     -m) mode=$2
  145: 	case $mode in
  146: 	  *' '* | *'	'* | *'
  147: '*	  | *'*'* | *'?'* | *'['*)
  148: 	    echo "$0: invalid mode: $mode" >&2
  149: 	    exit 1;;
  150: 	esac
  151: 	shift;;
  152: 
  153:     -o) chowncmd="$chownprog $2"
  154: 	shift;;
  155: 
  156:     -s) stripcmd=$stripprog;;
  157: 
  158:     -t) dst_arg=$2
  159: 	# Protect names problematic for 'test' and other utilities.
  160: 	case $dst_arg in
  161: 	  -* | [=\(\)!]) dst_arg=./$dst_arg;;
  162: 	esac
  163: 	shift;;
  164: 
  165:     -T) no_target_directory=true;;
  166: 
  167:     --version) echo "$0 $scriptversion"; exit $?;;
  168: 
  169:     --)	shift
  170: 	break;;
  171: 
  172:     -*)	echo "$0: invalid option: $1" >&2
  173: 	exit 1;;
  174: 
  175:     *)  break;;
  176:   esac
  177:   shift
  178: done
  179: 
  180: if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then
  181:   # When -d is used, all remaining arguments are directories to create.
  182:   # When -t is used, the destination is already specified.
  183:   # Otherwise, the last argument is the destination.  Remove it from $@.
  184:   for arg
  185:   do
  186:     if test -n "$dst_arg"; then
  187:       # $@ is not empty: it contains at least $arg.
  188:       set fnord "$@" "$dst_arg"
  189:       shift # fnord
  190:     fi
  191:     shift # arg
  192:     dst_arg=$arg
  193:     # Protect names problematic for 'test' and other utilities.
  194:     case $dst_arg in
  195:       -* | [=\(\)!]) dst_arg=./$dst_arg;;
  196:     esac
  197:   done
  198: fi
  199: 
  200: if test $# -eq 0; then
  201:   if test -z "$dir_arg"; then
  202:     echo "$0: no input file specified." >&2
  203:     exit 1
  204:   fi
  205:   # It's OK to call 'install-sh -d' without argument.
  206:   # This can happen when creating conditional directories.
  207:   exit 0
  208: fi
  209: 
  210: if test -z "$dir_arg"; then
  211:   do_exit='(exit $ret); exit $ret'
  212:   trap "ret=129; $do_exit" 1
  213:   trap "ret=130; $do_exit" 2
  214:   trap "ret=141; $do_exit" 13
  215:   trap "ret=143; $do_exit" 15
  216: 
  217:   # Set umask so as not to create temps with too-generous modes.
  218:   # However, 'strip' requires both read and write access to temps.
  219:   case $mode in
  220:     # Optimize common cases.
  221:     *644) cp_umask=133;;
  222:     *755) cp_umask=22;;
  223: 
  224:     *[0-7])
  225:       if test -z "$stripcmd"; then
  226: 	u_plus_rw=
  227:       else
  228: 	u_plus_rw='% 200'
  229:       fi
  230:       cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
  231:     *)
  232:       if test -z "$stripcmd"; then
  233: 	u_plus_rw=
  234:       else
  235: 	u_plus_rw=,u+rw
  236:       fi
  237:       cp_umask=$mode$u_plus_rw;;
  238:   esac
  239: fi
  240: 
  241: for src
  242: do
  243:   # Protect names problematic for 'test' and other utilities.
  244:   case $src in
  245:     -* | [=\(\)!]) src=./$src;;
  246:   esac
  247: 
  248:   if test -n "$dir_arg"; then
  249:     dst=$src
  250:     dstdir=$dst
  251:     test -d "$dstdir"
  252:     dstdir_status=$?
  253:   else
  254: 
  255:     # Waiting for this to be detected by the "$cpprog $src $dsttmp" command
  256:     # might cause directories to be created, which would be especially bad
  257:     # if $src (and thus $dsttmp) contains '*'.
  258:     if test ! -f "$src" && test ! -d "$src"; then
  259:       echo "$0: $src does not exist." >&2
  260:       exit 1
  261:     fi
  262: 
  263:     if test -z "$dst_arg"; then
  264:       echo "$0: no destination specified." >&2
  265:       exit 1
  266:     fi
  267:     dst=$dst_arg
  268: 
  269:     # If destination is a directory, append the input filename; won't work
  270:     # if double slashes aren't ignored.
  271:     if test -d "$dst"; then
  272:       if test -n "$no_target_directory"; then
  273: 	echo "$0: $dst_arg: Is a directory" >&2
  274: 	exit 1
  275:       fi
  276:       dstdir=$dst
  277:       dst=$dstdir/`basename "$src"`
  278:       dstdir_status=0
  279:     else
  280:       # Prefer dirname, but fall back on a substitute if dirname fails.
  281:       dstdir=`
  282: 	(dirname "$dst") 2>/dev/null ||
  283: 	expr X"$dst" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
  284: 	     X"$dst" : 'X\(//\)[^/]' \| \
  285: 	     X"$dst" : 'X\(//\)$' \| \
  286: 	     X"$dst" : 'X\(/\)' \| . 2>/dev/null ||
  287: 	echo X"$dst" |
  288: 	    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
  289: 		   s//\1/
  290: 		   q
  291: 		 }
  292: 		 /^X\(\/\/\)[^/].*/{
  293: 		   s//\1/
  294: 		   q
  295: 		 }
  296: 		 /^X\(\/\/\)$/{
  297: 		   s//\1/
  298: 		   q
  299: 		 }
  300: 		 /^X\(\/\).*/{
  301: 		   s//\1/
  302: 		   q
  303: 		 }
  304: 		 s/.*/./; q'
  305:       `
  306: 
  307:       test -d "$dstdir"
  308:       dstdir_status=$?
  309:     fi
  310:   fi
  311: 
  312:   obsolete_mkdir_used=false
  313: 
  314:   if test $dstdir_status != 0; then
  315:     case $posix_mkdir in
  316:       '')
  317: 	# Create intermediate dirs using mode 755 as modified by the umask.
  318: 	# This is like FreeBSD 'install' as of 1997-10-28.
  319: 	umask=`umask`
  320: 	case $stripcmd.$umask in
  321: 	  # Optimize common cases.
  322: 	  *[2367][2367]) mkdir_umask=$umask;;
  323: 	  .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;;
  324: 
  325: 	  *[0-7])
  326: 	    mkdir_umask=`expr $umask + 22 \
  327: 	      - $umask % 100 % 40 + $umask % 20 \
  328: 	      - $umask % 10 % 4 + $umask % 2
  329: 	    `;;
  330: 	  *) mkdir_umask=$umask,go-w;;
  331: 	esac
  332: 
  333: 	# With -d, create the new directory with the user-specified mode.
  334: 	# Otherwise, rely on $mkdir_umask.
  335: 	if test -n "$dir_arg"; then
  336: 	  mkdir_mode=-m$mode
  337: 	else
  338: 	  mkdir_mode=
  339: 	fi
  340: 
  341: 	posix_mkdir=false
  342: 	case $umask in
  343: 	  *[123567][0-7][0-7])
  344: 	    # POSIX mkdir -p sets u+wx bits regardless of umask, which
  345: 	    # is incompatible with FreeBSD 'install' when (umask & 300) != 0.
  346: 	    ;;
  347: 	  *)
  348: 	    tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
  349: 	    trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0
  350: 
  351: 	    if (umask $mkdir_umask &&
  352: 		exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1
  353: 	    then
  354: 	      if test -z "$dir_arg" || {
  355: 		   # Check for POSIX incompatibilities with -m.
  356: 		   # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
  357: 		   # other-writable bit of parent directory when it shouldn't.
  358: 		   # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
  359: 		   ls_ld_tmpdir=`ls -ld "$tmpdir"`
  360: 		   case $ls_ld_tmpdir in
  361: 		     d????-?r-*) different_mode=700;;
  362: 		     d????-?--*) different_mode=755;;
  363: 		     *) false;;
  364: 		   esac &&
  365: 		   $mkdirprog -m$different_mode -p -- "$tmpdir" && {
  366: 		     ls_ld_tmpdir_1=`ls -ld "$tmpdir"`
  367: 		     test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
  368: 		   }
  369: 		 }
  370: 	      then posix_mkdir=:
  371: 	      fi
  372: 	      rmdir "$tmpdir/d" "$tmpdir"
  373: 	    else
  374: 	      # Remove any dirs left behind by ancient mkdir implementations.
  375: 	      rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null
  376: 	    fi
  377: 	    trap '' 0;;
  378: 	esac;;
  379:     esac
  380: 
  381:     if
  382:       $posix_mkdir && (
  383: 	umask $mkdir_umask &&
  384: 	$doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
  385:       )
  386:     then :
  387:     else
  388: 
  389:       # The umask is ridiculous, or mkdir does not conform to POSIX,
  390:       # or it failed possibly due to a race condition.  Create the
  391:       # directory the slow way, step by step, checking for races as we go.
  392: 
  393:       case $dstdir in
  394: 	/*) prefix='/';;
  395: 	[-=\(\)!]*) prefix='./';;
  396: 	*)  prefix='';;
  397:       esac
  398: 
  399:       eval "$initialize_posix_glob"
  400: 
  401:       oIFS=$IFS
  402:       IFS=/
  403:       $posix_glob set -f
  404:       set fnord $dstdir
  405:       shift
  406:       $posix_glob set +f
  407:       IFS=$oIFS
  408: 
  409:       prefixes=
  410: 
  411:       for d
  412:       do
  413: 	test X"$d" = X && continue
  414: 
  415: 	prefix=$prefix$d
  416: 	if test -d "$prefix"; then
  417: 	  prefixes=
  418: 	else
  419: 	  if $posix_mkdir; then
  420: 	    (umask=$mkdir_umask &&
  421: 	     $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break
  422: 	    # Don't fail if two instances are running concurrently.
  423: 	    test -d "$prefix" || exit 1
  424: 	  else
  425: 	    case $prefix in
  426: 	      *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;;
  427: 	      *) qprefix=$prefix;;
  428: 	    esac
  429: 	    prefixes="$prefixes '$qprefix'"
  430: 	  fi
  431: 	fi
  432: 	prefix=$prefix/
  433:       done
  434: 
  435:       if test -n "$prefixes"; then
  436: 	# Don't fail if two instances are running concurrently.
  437: 	(umask $mkdir_umask &&
  438: 	 eval "\$doit_exec \$mkdirprog $prefixes") ||
  439: 	  test -d "$dstdir" || exit 1
  440: 	obsolete_mkdir_used=true
  441:       fi
  442:     fi
  443:   fi
  444: 
  445:   if test -n "$dir_arg"; then
  446:     { test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
  447:     { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
  448:     { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
  449:       test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1
  450:   else
  451: 
  452:     # Make a couple of temp file names in the proper directory.
  453:     dsttmp=$dstdir/_inst.$$_
  454:     rmtmp=$dstdir/_rm.$$_
  455: 
  456:     # Trap to clean up those temp files at exit.
  457:     trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
  458: 
  459:     # Copy the file name to the temp name.
  460:     (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") &&
  461: 
  462:     # and set any options; do chmod last to preserve setuid bits.
  463:     #
  464:     # If any of these fail, we abort the whole thing.  If we want to
  465:     # ignore errors from any of these, just make sure not to ignore
  466:     # errors from the above "$doit $cpprog $src $dsttmp" command.
  467:     #
  468:     { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } &&
  469:     { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } &&
  470:     { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } &&
  471:     { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } &&
  472: 
  473:     # If -C, don't bother to copy if it wouldn't change the file.
  474:     if $copy_on_change &&
  475:        old=`LC_ALL=C ls -dlL "$dst"	2>/dev/null` &&
  476:        new=`LC_ALL=C ls -dlL "$dsttmp"	2>/dev/null` &&
  477: 
  478:        eval "$initialize_posix_glob" &&
  479:        $posix_glob set -f &&
  480:        set X $old && old=:$2:$4:$5:$6 &&
  481:        set X $new && new=:$2:$4:$5:$6 &&
  482:        $posix_glob set +f &&
  483: 
  484:        test "$old" = "$new" &&
  485:        $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1
  486:     then
  487:       rm -f "$dsttmp"
  488:     else
  489:       # Rename the file to the real destination.
  490:       $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null ||
  491: 
  492:       # The rename failed, perhaps because mv can't rename something else
  493:       # to itself, or perhaps because mv is so ancient that it does not
  494:       # support -f.
  495:       {
  496: 	# Now remove or move aside any old file at destination location.
  497: 	# We try this two ways since rm can't unlink itself on some
  498: 	# systems and the destination file might be busy for other
  499: 	# reasons.  In this case, the final cleanup might fail but the new
  500: 	# file should still install successfully.
  501: 	{
  502: 	  test ! -f "$dst" ||
  503: 	  $doit $rmcmd -f "$dst" 2>/dev/null ||
  504: 	  { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null &&
  505: 	    { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }
  506: 	  } ||
  507: 	  { echo "$0: cannot unlink or rename $dst" >&2
  508: 	    (exit 1); exit 1
  509: 	  }
  510: 	} &&
  511: 
  512: 	# Now rename the file to the real destination.
  513: 	$doit $mvcmd "$dsttmp" "$dst"
  514:       }
  515:     fi || exit 1
  516: 
  517:     trap '' 0
  518:   fi
  519: done
  520: 
  521: # Local variables:
  522: # eval: (add-hook 'write-file-hooks 'time-stamp)
  523: # time-stamp-start: "scriptversion="
  524: # time-stamp-format: "%:y-%02m-%02d.%02H"
  525: # time-stamp-time-zone: "UTC"
  526: # time-stamp-end: "; # UTC"
  527: # End:

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