michael@0: #!/bin/sh
michael@0: #
michael@0: # install - install a program, script, or datafile
michael@0: # This comes from X11R5 (mit/util/scripts/install.sh).
michael@0: #
michael@0: # Copyright 1991 by the Massachusetts Institute of Technology
michael@0: #
michael@0: # Permission to use, copy, modify, distribute, and sell this software and its
michael@0: # documentation for any purpose is hereby granted without fee, provided that
michael@0: # the above copyright notice appear in all copies and that both that
michael@0: # copyright notice and this permission notice appear in supporting
michael@0: # documentation, and that the name of M.I.T. not be used in advertising or
michael@0: # publicity pertaining to distribution of the software without specific,
michael@0: # written prior permission.  M.I.T. makes no representations about the
michael@0: # suitability of this software for any purpose.  It is provided "as is"
michael@0: # without express or implied warranty.
michael@0: #
michael@0: # Calling this script install-sh is preferred over install.sh, to prevent
michael@0: # `make' implicit rules from creating a file called install from it
michael@0: # when there is no Makefile.
michael@0: #
michael@0: # This script is compatible with the BSD install script, but was written
michael@0: # from scratch.  It can only install one file at a time, a restriction
michael@0: # shared with many OS's install programs.
michael@0: 
michael@0: 
michael@0: # set DOITPROG to echo to test this script
michael@0: 
michael@0: # Don't use :- since 4.3BSD and earlier shells don't like it.
michael@0: doit="${DOITPROG-}"
michael@0: 
michael@0: 
michael@0: # put in absolute paths if you don't have them in your path; or use env. vars.
michael@0: 
michael@0: mvprog="${MVPROG-mv}"
michael@0: cpprog="${CPPROG-cp}"
michael@0: chmodprog="${CHMODPROG-chmod}"
michael@0: chownprog="${CHOWNPROG-chown}"
michael@0: chgrpprog="${CHGRPPROG-chgrp}"
michael@0: stripprog="${STRIPPROG-strip}"
michael@0: rmprog="${RMPROG-rm}"
michael@0: mkdirprog="${MKDIRPROG-mkdir}"
michael@0: 
michael@0: transformbasename=""
michael@0: transform_arg=""
michael@0: instcmd="$mvprog"
michael@0: chmodcmd="$chmodprog 0755"
michael@0: chowncmd=""
michael@0: chgrpcmd=""
michael@0: stripcmd=""
michael@0: rmcmd="$rmprog -f"
michael@0: mvcmd="$mvprog"
michael@0: src=""
michael@0: dst=""
michael@0: dir_arg=""
michael@0: 
michael@0: while [ x"$1" != x ]; do
michael@0:     case $1 in
michael@0: 	-c) instcmd="$cpprog"
michael@0: 	    shift
michael@0: 	    continue;;
michael@0: 
michael@0: 	-d) dir_arg=true
michael@0: 	    shift
michael@0: 	    continue;;
michael@0: 
michael@0: 	-m) chmodcmd="$chmodprog $2"
michael@0: 	    shift
michael@0: 	    shift
michael@0: 	    continue;;
michael@0: 
michael@0: 	-o) chowncmd="$chownprog $2"
michael@0: 	    shift
michael@0: 	    shift
michael@0: 	    continue;;
michael@0: 
michael@0: 	-g) chgrpcmd="$chgrpprog $2"
michael@0: 	    shift
michael@0: 	    shift
michael@0: 	    continue;;
michael@0: 
michael@0: 	-s) stripcmd="$stripprog"
michael@0: 	    shift
michael@0: 	    continue;;
michael@0: 
michael@0: 	-t=*) transformarg=`echo $1 | sed 's/-t=//'`
michael@0: 	    shift
michael@0: 	    continue;;
michael@0: 
michael@0: 	-b=*) transformbasename=`echo $1 | sed 's/-b=//'`
michael@0: 	    shift
michael@0: 	    continue;;
michael@0: 
michael@0: 	*)  if [ x"$src" = x ]
michael@0: 	    then
michael@0: 		src=$1
michael@0: 	    else
michael@0: 		# this colon is to work around a 386BSD /bin/sh bug
michael@0: 		:
michael@0: 		dst=$1
michael@0: 	    fi
michael@0: 	    shift
michael@0: 	    continue;;
michael@0:     esac
michael@0: done
michael@0: 
michael@0: if [ x"$src" = x ]
michael@0: then
michael@0: 	echo "install:	no input file specified"
michael@0: 	exit 1
michael@0: else
michael@0: 	true
michael@0: fi
michael@0: 
michael@0: if [ x"$dir_arg" != x ]; then
michael@0: 	dst=$src
michael@0: 	src=""
michael@0: 	
michael@0: 	if [ -d $dst ]; then
michael@0: 		instcmd=:
michael@0: 		chmodcmd=""
michael@0: 	else
michael@0: 		instcmd=mkdir
michael@0: 	fi
michael@0: else
michael@0: 
michael@0: # Waiting for this to be detected by the "$instcmd $src $dsttmp" command
michael@0: # might cause directories to be created, which would be especially bad 
michael@0: # if $src (and thus $dsttmp) contains '*'.
michael@0: 
michael@0: 	if [ -f $src -o -d $src ]
michael@0: 	then
michael@0: 		true
michael@0: 	else
michael@0: 		echo "install:  $src does not exist"
michael@0: 		exit 1
michael@0: 	fi
michael@0: 	
michael@0: 	if [ x"$dst" = x ]
michael@0: 	then
michael@0: 		echo "install:	no destination specified"
michael@0: 		exit 1
michael@0: 	else
michael@0: 		true
michael@0: 	fi
michael@0: 
michael@0: # If destination is a directory, append the input filename; if your system
michael@0: # does not like double slashes in filenames, you may need to add some logic
michael@0: 
michael@0: 	if [ -d $dst ]
michael@0: 	then
michael@0: 		dst="$dst"/`basename $src`
michael@0: 	else
michael@0: 		true
michael@0: 	fi
michael@0: fi
michael@0: 
michael@0: ## this sed command emulates the dirname command
michael@0: dstdir=`echo $dst | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`
michael@0: 
michael@0: # Make sure that the destination directory exists.
michael@0: #  this part is taken from Noah Friedman's mkinstalldirs script
michael@0: 
michael@0: # Skip lots of stat calls in the usual case.
michael@0: if [ ! -d "$dstdir" ]; then
michael@0: defaultIFS='	
michael@0: '
michael@0: IFS="${IFS-${defaultIFS}}"
michael@0: 
michael@0: oIFS="${IFS}"
michael@0: # Some sh's can't handle IFS=/ for some reason.
michael@0: IFS='%'
michael@0: set - `echo ${dstdir} | sed -e 's@/@%@g' -e 's@^%@/@'`
michael@0: IFS="${oIFS}"
michael@0: 
michael@0: pathcomp=''
michael@0: 
michael@0: while [ $# -ne 0 ] ; do
michael@0: 	pathcomp="${pathcomp}${1}"
michael@0: 	shift
michael@0: 
michael@0: 	if [ ! -d "${pathcomp}" ] ;
michael@0:         then
michael@0: 		$mkdirprog "${pathcomp}"
michael@0: 	else
michael@0: 		true
michael@0: 	fi
michael@0: 
michael@0: 	pathcomp="${pathcomp}/"
michael@0: done
michael@0: fi
michael@0: 
michael@0: if [ x"$dir_arg" != x ]
michael@0: then
michael@0: 	$doit $instcmd $dst &&
michael@0: 
michael@0: 	if [ x"$chowncmd" != x ]; then $doit $chowncmd $dst; else true ; fi &&
michael@0: 	if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dst; else true ; fi &&
michael@0: 	if [ x"$stripcmd" != x ]; then $doit $stripcmd $dst; else true ; fi &&
michael@0: 	if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dst; else true ; fi
michael@0: else
michael@0: 
michael@0: # If we're going to rename the final executable, determine the name now.
michael@0: 
michael@0: 	if [ x"$transformarg" = x ] 
michael@0: 	then
michael@0: 		dstfile=`basename $dst`
michael@0: 	else
michael@0: 		dstfile=`basename $dst $transformbasename | 
michael@0: 			sed $transformarg`$transformbasename
michael@0: 	fi
michael@0: 
michael@0: # don't allow the sed command to completely eliminate the filename
michael@0: 
michael@0: 	if [ x"$dstfile" = x ] 
michael@0: 	then
michael@0: 		dstfile=`basename $dst`
michael@0: 	else
michael@0: 		true
michael@0: 	fi
michael@0: 
michael@0: # Make a temp file name in the proper directory.
michael@0: 
michael@0: 	dsttmp=$dstdir/#inst.$$#
michael@0: 
michael@0: # Move or copy the file name to the temp name
michael@0: 
michael@0: 	$doit $instcmd $src $dsttmp &&
michael@0: 
michael@0: 	trap "rm -f ${dsttmp}" 0 &&
michael@0: 
michael@0: # and set any options; do chmod last to preserve setuid bits
michael@0: 
michael@0: # If any of these fail, we abort the whole thing.  If we want to
michael@0: # ignore errors from any of these, just make sure not to ignore
michael@0: # errors from the above "$doit $instcmd $src $dsttmp" command.
michael@0: 
michael@0: 	if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; else true;fi &&
michael@0: 	if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; else true;fi &&
michael@0: 	if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; else true;fi &&
michael@0: 	if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; else true;fi &&
michael@0: 
michael@0: # Now rename the file to the real destination.
michael@0: 
michael@0: 	$doit $rmcmd -f $dstdir/$dstfile &&
michael@0: 	$doit $mvcmd $dsttmp $dstdir/$dstfile 
michael@0: 
michael@0: fi &&
michael@0: 
michael@0: 
michael@0: exit 0