Chris@1: #!/bin/sh
Chris@1: # install - install a program, script, or datafile
Chris@1: 
Chris@1: scriptversion=2005-05-14.22
Chris@1: 
Chris@1: # This originates from X11R5 (mit/util/scripts/install.sh), which was
Chris@1: # later released in X11R6 (xc/config/util/install.sh) with the
Chris@1: # following copyright and license.
Chris@1: #
Chris@1: # Copyright (C) 1994 X Consortium
Chris@1: #
Chris@1: # Permission is hereby granted, free of charge, to any person obtaining a copy
Chris@1: # of this software and associated documentation files (the "Software"), to
Chris@1: # deal in the Software without restriction, including without limitation the
Chris@1: # rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
Chris@1: # sell copies of the Software, and to permit persons to whom the Software is
Chris@1: # furnished to do so, subject to the following conditions:
Chris@1: #
Chris@1: # The above copyright notice and this permission notice shall be included in
Chris@1: # all copies or substantial portions of the Software.
Chris@1: #
Chris@1: # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
Chris@1: # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
Chris@1: # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
Chris@1: # X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
Chris@1: # AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC-
Chris@1: # TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Chris@1: #
Chris@1: # Except as contained in this notice, the name of the X Consortium shall not
Chris@1: # be used in advertising or otherwise to promote the sale, use or other deal-
Chris@1: # ings in this Software without prior written authorization from the X Consor-
Chris@1: # tium.
Chris@1: #
Chris@1: #
Chris@1: # FSF changes to this file are in the public domain.
Chris@1: #
Chris@1: # Calling this script install-sh is preferred over install.sh, to prevent
Chris@1: # `make' implicit rules from creating a file called install from it
Chris@1: # when there is no Makefile.
Chris@1: #
Chris@1: # This script is compatible with the BSD install script, but was written
Chris@1: # from scratch.  It can only install one file at a time, a restriction
Chris@1: # shared with many OS's install programs.
Chris@1: 
Chris@1: # set DOITPROG to echo to test this script
Chris@1: 
Chris@1: # Don't use :- since 4.3BSD and earlier shells don't like it.
Chris@1: doit="${DOITPROG-}"
Chris@1: 
Chris@1: # put in absolute paths if you don't have them in your path; or use env. vars.
Chris@1: 
Chris@1: mvprog="${MVPROG-mv}"
Chris@1: cpprog="${CPPROG-cp}"
Chris@1: chmodprog="${CHMODPROG-chmod}"
Chris@1: chownprog="${CHOWNPROG-chown}"
Chris@1: chgrpprog="${CHGRPPROG-chgrp}"
Chris@1: stripprog="${STRIPPROG-strip}"
Chris@1: rmprog="${RMPROG-rm}"
Chris@1: mkdirprog="${MKDIRPROG-mkdir}"
Chris@1: 
Chris@1: chmodcmd="$chmodprog 0755"
Chris@1: chowncmd=
Chris@1: chgrpcmd=
Chris@1: stripcmd=
Chris@1: rmcmd="$rmprog -f"
Chris@1: mvcmd="$mvprog"
Chris@1: src=
Chris@1: dst=
Chris@1: dir_arg=
Chris@1: dstarg=
Chris@1: no_target_directory=
Chris@1: 
Chris@1: usage="Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
Chris@1:    or: $0 [OPTION]... SRCFILES... DIRECTORY
Chris@1:    or: $0 [OPTION]... -t DIRECTORY SRCFILES...
Chris@1:    or: $0 [OPTION]... -d DIRECTORIES...
Chris@1: 
Chris@1: In the 1st form, copy SRCFILE to DSTFILE.
Chris@1: In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
Chris@1: In the 4th, create DIRECTORIES.
Chris@1: 
Chris@1: Options:
Chris@1: -c         (ignored)
Chris@1: -d         create directories instead of installing files.
Chris@1: -g GROUP   $chgrpprog installed files to GROUP.
Chris@1: -m MODE    $chmodprog installed files to MODE.
Chris@1: -o USER    $chownprog installed files to USER.
Chris@1: -s         $stripprog installed files.
Chris@1: -t DIRECTORY  install into DIRECTORY.
Chris@1: -T         report an error if DSTFILE is a directory.
Chris@1: --help     display this help and exit.
Chris@1: --version  display version info and exit.
Chris@1: 
Chris@1: Environment variables override the default commands:
Chris@1:   CHGRPPROG CHMODPROG CHOWNPROG CPPROG MKDIRPROG MVPROG RMPROG STRIPPROG
Chris@1: "
Chris@1: 
Chris@1: while test -n "$1"; do
Chris@1:   case $1 in
Chris@1:     -c) shift
Chris@1:         continue;;
Chris@1: 
Chris@1:     -d) dir_arg=true
Chris@1:         shift
Chris@1:         continue;;
Chris@1: 
Chris@1:     -g) chgrpcmd="$chgrpprog $2"
Chris@1:         shift
Chris@1:         shift
Chris@1:         continue;;
Chris@1: 
Chris@1:     --help) echo "$usage"; exit $?;;
Chris@1: 
Chris@1:     -m) chmodcmd="$chmodprog $2"
Chris@1:         shift
Chris@1:         shift
Chris@1:         continue;;
Chris@1: 
Chris@1:     -o) chowncmd="$chownprog $2"
Chris@1:         shift
Chris@1:         shift
Chris@1:         continue;;
Chris@1: 
Chris@1:     -s) stripcmd=$stripprog
Chris@1:         shift
Chris@1:         continue;;
Chris@1: 
Chris@1:     -t) dstarg=$2
Chris@1: 	shift
Chris@1: 	shift
Chris@1: 	continue;;
Chris@1: 
Chris@1:     -T) no_target_directory=true
Chris@1: 	shift
Chris@1: 	continue;;
Chris@1: 
Chris@1:     --version) echo "$0 $scriptversion"; exit $?;;
Chris@1: 
Chris@1:     *)  # When -d is used, all remaining arguments are directories to create.
Chris@1: 	# When -t is used, the destination is already specified.
Chris@1: 	test -n "$dir_arg$dstarg" && break
Chris@1:         # Otherwise, the last argument is the destination.  Remove it from $@.
Chris@1: 	for arg
Chris@1: 	do
Chris@1:           if test -n "$dstarg"; then
Chris@1: 	    # $@ is not empty: it contains at least $arg.
Chris@1: 	    set fnord "$@" "$dstarg"
Chris@1: 	    shift # fnord
Chris@1: 	  fi
Chris@1: 	  shift # arg
Chris@1: 	  dstarg=$arg
Chris@1: 	done
Chris@1: 	break;;
Chris@1:   esac
Chris@1: done
Chris@1: 
Chris@1: if test -z "$1"; then
Chris@1:   if test -z "$dir_arg"; then
Chris@1:     echo "$0: no input file specified." >&2
Chris@1:     exit 1
Chris@1:   fi
Chris@1:   # It's OK to call `install-sh -d' without argument.
Chris@1:   # This can happen when creating conditional directories.
Chris@1:   exit 0
Chris@1: fi
Chris@1: 
Chris@1: for src
Chris@1: do
Chris@1:   # Protect names starting with `-'.
Chris@1:   case $src in
Chris@1:     -*) src=./$src ;;
Chris@1:   esac
Chris@1: 
Chris@1:   if test -n "$dir_arg"; then
Chris@1:     dst=$src
Chris@1:     src=
Chris@1: 
Chris@1:     if test -d "$dst"; then
Chris@1:       mkdircmd=:
Chris@1:       chmodcmd=
Chris@1:     else
Chris@1:       mkdircmd=$mkdirprog
Chris@1:     fi
Chris@1:   else
Chris@1:     # Waiting for this to be detected by the "$cpprog $src $dsttmp" command
Chris@1:     # might cause directories to be created, which would be especially bad
Chris@1:     # if $src (and thus $dsttmp) contains '*'.
Chris@1:     if test ! -f "$src" && test ! -d "$src"; then
Chris@1:       echo "$0: $src does not exist." >&2
Chris@1:       exit 1
Chris@1:     fi
Chris@1: 
Chris@1:     if test -z "$dstarg"; then
Chris@1:       echo "$0: no destination specified." >&2
Chris@1:       exit 1
Chris@1:     fi
Chris@1: 
Chris@1:     dst=$dstarg
Chris@1:     # Protect names starting with `-'.
Chris@1:     case $dst in
Chris@1:       -*) dst=./$dst ;;
Chris@1:     esac
Chris@1: 
Chris@1:     # If destination is a directory, append the input filename; won't work
Chris@1:     # if double slashes aren't ignored.
Chris@1:     if test -d "$dst"; then
Chris@1:       if test -n "$no_target_directory"; then
Chris@1: 	echo "$0: $dstarg: Is a directory" >&2
Chris@1: 	exit 1
Chris@1:       fi
Chris@1:       dst=$dst/`basename "$src"`
Chris@1:     fi
Chris@1:   fi
Chris@1: 
Chris@1:   # This sed command emulates the dirname command.
Chris@1:   dstdir=`echo "$dst" | sed -e 's,/*$,,;s,[^/]*$,,;s,/*$,,;s,^$,.,'`
Chris@1: 
Chris@1:   # Make sure that the destination directory exists.
Chris@1: 
Chris@1:   # Skip lots of stat calls in the usual case.
Chris@1:   if test ! -d "$dstdir"; then
Chris@1:     defaultIFS='
Chris@1: 	 '
Chris@1:     IFS="${IFS-$defaultIFS}"
Chris@1: 
Chris@1:     oIFS=$IFS
Chris@1:     # Some sh's can't handle IFS=/ for some reason.
Chris@1:     IFS='%'
Chris@1:     set x `echo "$dstdir" | sed -e 's@/@%@g' -e 's@^%@/@'`
Chris@1:     shift
Chris@1:     IFS=$oIFS
Chris@1: 
Chris@1:     pathcomp=
Chris@1: 
Chris@1:     while test $# -ne 0 ; do
Chris@1:       pathcomp=$pathcomp$1
Chris@1:       shift
Chris@1:       if test ! -d "$pathcomp"; then
Chris@1:         $mkdirprog "$pathcomp"
Chris@1: 	# mkdir can fail with a `File exist' error in case several
Chris@1: 	# install-sh are creating the directory concurrently.  This
Chris@1: 	# is OK.
Chris@1: 	test -d "$pathcomp" || exit
Chris@1:       fi
Chris@1:       pathcomp=$pathcomp/
Chris@1:     done
Chris@1:   fi
Chris@1: 
Chris@1:   if test -n "$dir_arg"; then
Chris@1:     $doit $mkdircmd "$dst" \
Chris@1:       && { test -z "$chowncmd" || $doit $chowncmd "$dst"; } \
Chris@1:       && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } \
Chris@1:       && { test -z "$stripcmd" || $doit $stripcmd "$dst"; } \
Chris@1:       && { test -z "$chmodcmd" || $doit $chmodcmd "$dst"; }
Chris@1: 
Chris@1:   else
Chris@1:     dstfile=`basename "$dst"`
Chris@1: 
Chris@1:     # Make a couple of temp file names in the proper directory.
Chris@1:     dsttmp=$dstdir/_inst.$$_
Chris@1:     rmtmp=$dstdir/_rm.$$_
Chris@1: 
Chris@1:     # Trap to clean up those temp files at exit.
Chris@1:     trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
Chris@1:     trap '(exit $?); exit' 1 2 13 15
Chris@1: 
Chris@1:     # Copy the file name to the temp name.
Chris@1:     $doit $cpprog "$src" "$dsttmp" &&
Chris@1: 
Chris@1:     # and set any options; do chmod last to preserve setuid bits.
Chris@1:     #
Chris@1:     # If any of these fail, we abort the whole thing.  If we want to
Chris@1:     # ignore errors from any of these, just make sure not to ignore
Chris@1:     # errors from the above "$doit $cpprog $src $dsttmp" command.
Chris@1:     #
Chris@1:     { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } \
Chris@1:       && { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } \
Chris@1:       && { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } \
Chris@1:       && { test -z "$chmodcmd" || $doit $chmodcmd "$dsttmp"; } &&
Chris@1: 
Chris@1:     # Now rename the file to the real destination.
Chris@1:     { $doit $mvcmd -f "$dsttmp" "$dstdir/$dstfile" 2>/dev/null \
Chris@1:       || {
Chris@1: 	   # The rename failed, perhaps because mv can't rename something else
Chris@1: 	   # to itself, or perhaps because mv is so ancient that it does not
Chris@1: 	   # support -f.
Chris@1: 
Chris@1: 	   # Now remove or move aside any old file at destination location.
Chris@1: 	   # We try this two ways since rm can't unlink itself on some
Chris@1: 	   # systems and the destination file might be busy for other
Chris@1: 	   # reasons.  In this case, the final cleanup might fail but the new
Chris@1: 	   # file should still install successfully.
Chris@1: 	   {
Chris@1: 	     if test -f "$dstdir/$dstfile"; then
Chris@1: 	       $doit $rmcmd -f "$dstdir/$dstfile" 2>/dev/null \
Chris@1: 	       || $doit $mvcmd -f "$dstdir/$dstfile" "$rmtmp" 2>/dev/null \
Chris@1: 	       || {
Chris@1: 		 echo "$0: cannot unlink or rename $dstdir/$dstfile" >&2
Chris@1: 		 (exit 1); exit 1
Chris@1: 	       }
Chris@1: 	     else
Chris@1: 	       :
Chris@1: 	     fi
Chris@1: 	   } &&
Chris@1: 
Chris@1: 	   # Now rename the file to the real destination.
Chris@1: 	   $doit $mvcmd "$dsttmp" "$dstdir/$dstfile"
Chris@1: 	 }
Chris@1:     }
Chris@1:   fi || { (exit 1); exit 1; }
Chris@1: done
Chris@1: 
Chris@1: # The final little trick to "correctly" pass the exit status to the exit trap.
Chris@1: {
Chris@1:   (exit 0); exit 0
Chris@1: }
Chris@1: 
Chris@1: # Local variables:
Chris@1: # eval: (add-hook 'write-file-hooks 'time-stamp)
Chris@1: # time-stamp-start: "scriptversion="
Chris@1: # time-stamp-format: "%:y-%02m-%02d.%02H"
Chris@1: # time-stamp-end: "$"
Chris@1: # End: