build-scripts/install-sh
author Rohit Nirmal <rohitnirmal9@gmail.com>
Fri, 10 Apr 2015 22:31:52 -0500
changeset 9550 e32baab8aef9
parent 1361 19418e4422cb
child 12335 5e68900d2232
permissions -rwxr-xr-x
Ignore some more test binaries.
     1 #!/bin/sh
     2 # install - install a program, script, or datafile
     3 
     4 scriptversion=2005-02-02.21
     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.  It can only install one file at a time, a restriction
    43 # shared with many OS's install programs.
    44 
    45 # set DOITPROG to echo to test this script
    46 
    47 # Don't use :- since 4.3BSD and earlier shells don't like it.
    48 doit="${DOITPROG-}"
    49 
    50 # put in absolute paths if you don't have them in your path; or use env. vars.
    51 
    52 mvprog="${MVPROG-mv}"
    53 cpprog="${CPPROG-cp}"
    54 chmodprog="${CHMODPROG-chmod}"
    55 chownprog="${CHOWNPROG-chown}"
    56 chgrpprog="${CHGRPPROG-chgrp}"
    57 stripprog="${STRIPPROG-strip}"
    58 rmprog="${RMPROG-rm}"
    59 mkdirprog="${MKDIRPROG-mkdir}"
    60 
    61 chmodcmd="$chmodprog 0755"
    62 chowncmd=
    63 chgrpcmd=
    64 stripcmd=
    65 rmcmd="$rmprog -f"
    66 mvcmd="$mvprog"
    67 src=
    68 dst=
    69 dir_arg=
    70 dstarg=
    71 no_target_directory=
    72 
    73 usage="Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
    74    or: $0 [OPTION]... SRCFILES... DIRECTORY
    75    or: $0 [OPTION]... -t DIRECTORY SRCFILES...
    76    or: $0 [OPTION]... -d DIRECTORIES...
    77 
    78 In the 1st form, copy SRCFILE to DSTFILE.
    79 In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
    80 In the 4th, create DIRECTORIES.
    81 
    82 Options:
    83 -c         (ignored)
    84 -d         create directories instead of installing files.
    85 -g GROUP   $chgrpprog installed files to GROUP.
    86 -m MODE    $chmodprog installed files to MODE.
    87 -o USER    $chownprog installed files to USER.
    88 -s         $stripprog installed files.
    89 -t DIRECTORY  install into DIRECTORY.
    90 -T         report an error if DSTFILE is a directory.
    91 --help     display this help and exit.
    92 --version  display version info and exit.
    93 
    94 Environment variables override the default commands:
    95   CHGRPPROG CHMODPROG CHOWNPROG CPPROG MKDIRPROG MVPROG RMPROG STRIPPROG
    96 "
    97 
    98 while test -n "$1"; do
    99   case $1 in
   100     -c) shift
   101         continue;;
   102 
   103     -d) dir_arg=true
   104         shift
   105         continue;;
   106 
   107     -g) chgrpcmd="$chgrpprog $2"
   108         shift
   109         shift
   110         continue;;
   111 
   112     --help) echo "$usage"; exit $?;;
   113 
   114     -m) chmodcmd="$chmodprog $2"
   115         shift
   116         shift
   117         continue;;
   118 
   119     -o) chowncmd="$chownprog $2"
   120         shift
   121         shift
   122         continue;;
   123 
   124     -s) stripcmd=$stripprog
   125         shift
   126         continue;;
   127 
   128     -t) dstarg=$2
   129 	shift
   130 	shift
   131 	continue;;
   132 
   133     -T) no_target_directory=true
   134 	shift
   135 	continue;;
   136 
   137     --version) echo "$0 $scriptversion"; exit $?;;
   138 
   139     *)  # When -d is used, all remaining arguments are directories to create.
   140 	# When -t is used, the destination is already specified.
   141 	test -n "$dir_arg$dstarg" && break
   142         # Otherwise, the last argument is the destination.  Remove it from $@.
   143 	for arg
   144 	do
   145           if test -n "$dstarg"; then
   146 	    # $@ is not empty: it contains at least $arg.
   147 	    set fnord "$@" "$dstarg"
   148 	    shift # fnord
   149 	  fi
   150 	  shift # arg
   151 	  dstarg=$arg
   152 	done
   153 	break;;
   154   esac
   155 done
   156 
   157 if test -z "$1"; then
   158   if test -z "$dir_arg"; then
   159     echo "$0: no input file specified." >&2
   160     exit 1
   161   fi
   162   # It's OK to call `install-sh -d' without argument.
   163   # This can happen when creating conditional directories.
   164   exit 0
   165 fi
   166 
   167 for src
   168 do
   169   # Protect names starting with `-'.
   170   case $src in
   171     -*) src=./$src ;;
   172   esac
   173 
   174   if test -n "$dir_arg"; then
   175     dst=$src
   176     src=
   177 
   178     if test -d "$dst"; then
   179       mkdircmd=:
   180       chmodcmd=
   181     else
   182       mkdircmd=$mkdirprog
   183     fi
   184   else
   185     # Waiting for this to be detected by the "$cpprog $src $dsttmp" command
   186     # might cause directories to be created, which would be especially bad
   187     # if $src (and thus $dsttmp) contains '*'.
   188     if test ! -f "$src" && test ! -d "$src"; then
   189       echo "$0: $src does not exist." >&2
   190       exit 1
   191     fi
   192 
   193     if test -z "$dstarg"; then
   194       echo "$0: no destination specified." >&2
   195       exit 1
   196     fi
   197 
   198     dst=$dstarg
   199     # Protect names starting with `-'.
   200     case $dst in
   201       -*) dst=./$dst ;;
   202     esac
   203 
   204     # If destination is a directory, append the input filename; won't work
   205     # if double slashes aren't ignored.
   206     if test -d "$dst"; then
   207       if test -n "$no_target_directory"; then
   208 	echo "$0: $dstarg: Is a directory" >&2
   209 	exit 1
   210       fi
   211       dst=$dst/`basename "$src"`
   212     fi
   213   fi
   214 
   215   # This sed command emulates the dirname command.
   216   dstdir=`echo "$dst" | sed -e 's,/*$,,;s,[^/]*$,,;s,/*$,,;s,^$,.,'`
   217 
   218   # Make sure that the destination directory exists.
   219 
   220   # Skip lots of stat calls in the usual case.
   221   if test ! -d "$dstdir"; then
   222     defaultIFS='
   223 	 '
   224     IFS="${IFS-$defaultIFS}"
   225 
   226     oIFS=$IFS
   227     # Some sh's can't handle IFS=/ for some reason.
   228     IFS='%'
   229     set x `echo "$dstdir" | sed -e 's@/@%@g' -e 's@^%@/@'`
   230     shift
   231     IFS=$oIFS
   232 
   233     pathcomp=
   234 
   235     while test $# -ne 0 ; do
   236       pathcomp=$pathcomp$1
   237       shift
   238       if test ! -d "$pathcomp"; then
   239         $mkdirprog "$pathcomp"
   240 	# mkdir can fail with a `File exist' error in case several
   241 	# install-sh are creating the directory concurrently.  This
   242 	# is OK.
   243 	test -d "$pathcomp" || exit
   244       fi
   245       pathcomp=$pathcomp/
   246     done
   247   fi
   248 
   249   if test -n "$dir_arg"; then
   250     $doit $mkdircmd "$dst" \
   251       && { test -z "$chowncmd" || $doit $chowncmd "$dst"; } \
   252       && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } \
   253       && { test -z "$stripcmd" || $doit $stripcmd "$dst"; } \
   254       && { test -z "$chmodcmd" || $doit $chmodcmd "$dst"; }
   255 
   256   else
   257     dstfile=`basename "$dst"`
   258 
   259     # Make a couple of temp file names in the proper directory.
   260     dsttmp=$dstdir/_inst.$$_
   261     rmtmp=$dstdir/_rm.$$_
   262 
   263     # Trap to clean up those temp files at exit.
   264     trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
   265     trap '(exit $?); exit' 1 2 13 15
   266 
   267     # Copy the file name to the temp name.
   268     $doit $cpprog "$src" "$dsttmp" &&
   269 
   270     # and set any options; do chmod last to preserve setuid bits.
   271     #
   272     # If any of these fail, we abort the whole thing.  If we want to
   273     # ignore errors from any of these, just make sure not to ignore
   274     # errors from the above "$doit $cpprog $src $dsttmp" command.
   275     #
   276     { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } \
   277       && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } \
   278       && { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } \
   279       && { test -z "$chmodcmd" || $doit $chmodcmd "$dsttmp"; } &&
   280 
   281     # Now rename the file to the real destination.
   282     { $doit $mvcmd -f "$dsttmp" "$dstdir/$dstfile" 2>/dev/null \
   283       || {
   284 	   # The rename failed, perhaps because mv can't rename something else
   285 	   # to itself, or perhaps because mv is so ancient that it does not
   286 	   # support -f.
   287 
   288 	   # Now remove or move aside any old file at destination location.
   289 	   # We try this two ways since rm can't unlink itself on some
   290 	   # systems and the destination file might be busy for other
   291 	   # reasons.  In this case, the final cleanup might fail but the new
   292 	   # file should still install successfully.
   293 	   {
   294 	     if test -f "$dstdir/$dstfile"; then
   295 	       $doit $rmcmd -f "$dstdir/$dstfile" 2>/dev/null \
   296 	       || $doit $mvcmd -f "$dstdir/$dstfile" "$rmtmp" 2>/dev/null \
   297 	       || {
   298 		 echo "$0: cannot unlink or rename $dstdir/$dstfile" >&2
   299 		 (exit 1); exit 1
   300 	       }
   301 	     else
   302 	       :
   303 	     fi
   304 	   } &&
   305 
   306 	   # Now rename the file to the real destination.
   307 	   $doit $mvcmd "$dsttmp" "$dstdir/$dstfile"
   308 	 }
   309     }
   310   fi || { (exit 1); exit 1; }
   311 done
   312 
   313 # The final little trick to "correctly" pass the exit status to the exit trap.
   314 {
   315   (exit 0); exit 0
   316 }
   317 
   318 # Local variables:
   319 # eval: (add-hook 'write-file-hooks 'time-stamp)
   320 # time-stamp-start: "scriptversion="
   321 # time-stamp-format: "%:y-%02m-%02d.%02H"
   322 # time-stamp-end: "$"
   323 # End: